Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
index 826674d..cdf3330 100644
--- a/drivers/clk/sunxi-ng/Kconfig
+++ b/drivers/clk/sunxi-ng/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config SUNXI_CCU
bool "Clock support for Allwinner SoCs"
depends on ARCH_SUNXI || COMPILE_TEST
@@ -6,6 +7,11 @@
if SUNXI_CCU
+config SUNIV_F1C100S_CCU
+ bool "Support for the Allwinner newer F1C100s CCU"
+ default MACH_SUNIV
+ depends on MACH_SUNIV || COMPILE_TEST
+
config SUN50I_A64_CCU
bool "Support for the Allwinner A64 CCU"
default ARM64 && ARCH_SUNXI
@@ -63,6 +69,7 @@
config SUN8I_DE2_CCU
bool "Support for the Allwinner SoCs DE2 CCU"
+ default MACH_SUN8I || (ARM64 && ARCH_SUNXI)
config SUN8I_R40_CCU
bool "Support for the Allwinner R40 CCU"
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index 4945470..4c7bee8 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -21,6 +21,7 @@
obj-y += ccu_mp.o
# SoC support
+obj-$(CONFIG_SUNIV_F1C100S_CCU) += ccu-suniv-f1c100s.o
obj-$(CONFIG_SUN50I_A64_CCU) += ccu-sun50i-a64.o
obj-$(CONFIG_SUN50I_H6_CCU) += ccu-sun50i-h6.o
obj-$(CONFIG_SUN50I_H6_R_CCU) += ccu-sun50i-h6-r.o
diff --git a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
index 129ebd2..f32366d 100644
--- a/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
+++ b/drivers/clk/sunxi-ng/ccu-sun4i-a10.c
@@ -1,19 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017 Priit Laes <plaes@plaes.org>.
* Copyright (c) 2017 Maxime Ripard.
* Copyright (c) 2017 Jonathan Liu.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -167,8 +160,9 @@
},
};
-static CLK_FIXED_FACTOR(pll_periph_clk, "pll-periph", "pll-periph-base",
- 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph_clk, "pll-periph",
+ &pll_periph_base_clk.common.hw,
+ 2, 1, CLK_SET_RATE_PARENT);
/* Not documented on A10 */
static struct ccu_div pll_periph_sata_clk = {
@@ -1035,19 +1029,29 @@
&out_b_clk.common
};
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
/* Post-divider for pll-audio is hardcoded to 1 */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
- "pll-video0", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
- "pll-video1", 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video0_2x_clk, "pll-video0-2x",
+ &pll_video0_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video1_2x_clk, "pll-video1-2x",
+ &pll_video1_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
static struct clk_hw_onecell_data sun4i_a10_hw_clks = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun4i-a10.h b/drivers/clk/sunxi-ng/ccu-sun4i-a10.h
index 23c908a..271b962 100644
--- a/drivers/clk/sunxi-ng/ccu-sun4i-a10.h
+++ b/drivers/clk/sunxi-ng/ccu-sun4i-a10.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2017 Priit Laes
*
* Priit Laes <plaes@plaes.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN4I_A10_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
index ee9c12c..49bd7a4 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
@@ -51,30 +44,43 @@
* the base (2x, 4x and 8x), and one variable divider (the one true
* pll audio).
*
- * We don't have any need for the variable divider for now, so we just
- * hardcode it to match with the clock names
+ * With sigma-delta modulation for fractional-N on the audio PLL,
+ * we have to use specific dividers. This means the variable divider
+ * can no longer be used, as the audio codec requests the exact clock
+ * rates we support through this mechanism. So we now hard code the
+ * variable divider to 1. This means the clock rates will no longer
+ * match the clock names.
*/
#define SUN50I_A64_PLL_AUDIO_REG 0x008
-static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
- "osc24M", 0x008,
- 8, 7, /* N */
- 0, 5, /* M */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static struct ccu_sdm_setting pll_audio_sdm_table[] = {
+ { .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 },
+ { .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 },
+};
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video0_clk, "pll-video0",
- "osc24M", 0x010,
- 8, 7, /* N */
- 0, 4, /* M */
- BIT(24), /* frac enable */
- BIT(25), /* frac select */
- 270000000, /* frac rate 0 */
- 297000000, /* frac rate 1 */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
+ "osc24M", 0x008,
+ 8, 7, /* N */
+ 0, 5, /* M */
+ pll_audio_sdm_table, BIT(24),
+ 0x284, BIT(31),
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
+
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0",
+ "osc24M", 0x010,
+ 192000000, /* Minimum rate */
+ 1008000000, /* Maximum rate */
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
"osc24M", 0x018,
@@ -125,17 +131,19 @@
},
};
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video1_clk, "pll-video1",
- "osc24M", 0x030,
- 8, 7, /* N */
- 0, 4, /* M */
- BIT(24), /* frac enable */
- BIT(25), /* frac select */
- 270000000, /* frac rate 0 */
- 297000000, /* frac rate 1 */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video1_clk, "pll-video1",
+ "osc24M", 0x030,
+ 192000000, /* Minimum rate */
+ 1008000000, /* Maximum rate */
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_gpu_clk, "pll-gpu",
"osc24M", 0x038,
@@ -158,7 +166,12 @@
#define SUN50I_A64_PLL_MIPI_REG 0x040
static struct ccu_nkm pll_mipi_clk = {
- .enable = BIT(31),
+ /*
+ * The bit 23 and 22 are called "LDO{1,2}_EN" on the SoC's
+ * user manual, and by experiments the PLL doesn't work without
+ * these bits toggled.
+ */
+ .enable = BIT(31) | BIT(23) | BIT(22),
.lock = BIT(28),
.n = _SUNXI_CCU_MULT(8, 4),
.k = _SUNXI_CCU_MULT_MIN(4, 2, 2),
@@ -511,7 +524,8 @@
static const char * const de_parents[] = { "pll-periph0-2x", "pll-de" };
static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
- 0x104, 0, 4, 24, 3, BIT(31), 0);
+ 0x104, 0, 4, 24, 3, BIT(31),
+ CLK_SET_RATE_PARENT);
static const char * const tcon0_parents[] = { "pll-mipi", "pll-video0-2x" };
static const u8 tcon0_table[] = { 0, 2, };
@@ -550,7 +564,7 @@
0x134, 0, 5, 8, 3, BIT(15), 0);
static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
- 0x13c, 16, 3, BIT(31), 0);
+ 0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio",
0x140, BIT(31), CLK_SET_RATE_PARENT);
@@ -577,29 +591,40 @@
static const u8 dsi_dphy_table[] = { 0, 2, };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(dsi_dphy_clk, "dsi-dphy",
dsi_dphy_parents, dsi_dphy_table,
- 0x168, 0, 4, 8, 2, BIT(31), CLK_SET_RATE_PARENT);
+ 0x168, 0, 4, 8, 2, BIT(15), CLK_SET_RATE_PARENT);
static SUNXI_CCU_M_WITH_GATE(gpu_clk, "gpu", "pll-gpu",
0x1a0, 0, 3, BIT(31), CLK_SET_RATE_PARENT);
/* Fixed Factor clocks */
-static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
+static CLK_FIXED_FACTOR_FW_NAME(osc12M_clk, "osc12M", "hosc", 2, 1, 0);
-/* We hardcode the divider to 4 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
- "pll-periph0", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_periph1_2x_clk, "pll-periph1-2x",
- "pll-periph1", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
- "pll-video0", 1, 2, CLK_SET_RATE_PARENT);
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
+/* We hardcode the divider to 1 for now */
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph0_2x_clk, "pll-periph0-2x",
+ &pll_periph0_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_periph1_2x_clk, "pll-periph1-2x",
+ &pll_periph1_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_video0_2x_clk, "pll-video0-2x",
+ &pll_video0_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
static struct ccu_common *sun50i_a64_ccu_clks[] = {
&pll_cpux_clk.common,
@@ -907,10 +932,10 @@
if (IS_ERR(reg))
return PTR_ERR(reg);
- /* Force the PLL-Audio-1x divider to 4 */
+ /* Force the PLL-Audio-1x divider to 1 */
val = readl(reg + SUN50I_A64_PLL_AUDIO_REG);
val &= ~GENMASK(19, 16);
- writel(val | (3 << 16), reg + SUN50I_A64_PLL_AUDIO_REG);
+ writel(val | (0 << 16), reg + SUN50I_A64_PLL_AUDIO_REG);
writel(0x515, reg + SUN50I_A64_PLL_MIPI_REG);
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-a64.h b/drivers/clk/sunxi-ng/ccu-sun50i-a64.h
index 061b6fb..9799292 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-a64.h
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-a64.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN50I_A64_H_
@@ -27,7 +18,9 @@
#define CLK_PLL_AUDIO_2X 4
#define CLK_PLL_AUDIO_4X 5
#define CLK_PLL_AUDIO_8X 6
-#define CLK_PLL_VIDEO0 7
+
+/* PLL_VIDEO0 exported for HDMI PHY */
+
#define CLK_PLL_VIDEO0_2X 8
#define CLK_PLL_VE 9
#define CLK_PLL_DDR0 10
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c b/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c
index 27554ea..45a1ed3 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6-r.c
@@ -49,7 +49,7 @@
},
};
-static CLK_FIXED_FACTOR(r_ahb_clk, "r-ahb", "ar100", 1, 1, 0);
+static CLK_FIXED_FACTOR_HW(r_ahb_clk, "r-ahb", &ar100_clk.common.hw, 1, 1, 0);
static struct ccu_div r_apb1_clk = {
.div = _SUNXI_CCU_DIV(0, 2),
@@ -104,7 +104,7 @@
static SUNXI_CCU_GATE(r_apb1_ir_clk, "r-apb1-ir", "r-apb1",
0x1cc, BIT(0), 0);
static SUNXI_CCU_GATE(r_apb1_w1_clk, "r-apb1-w1", "r-apb1",
- 0x1cc, BIT(0), 0);
+ 0x1ec, BIT(0), 0);
/* Information of IR(RX) mod clock is gathered from BSP source code */
static const char * const r_mod0_default_parents[] = { "osc32k", "osc24M" };
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
index 0f7a0ff..d89353a 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c
@@ -4,6 +4,7 @@
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
@@ -120,6 +121,8 @@
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.fixed_post_div = 4,
+ .min_rate = 288000000,
+ .max_rate = 2400000000UL,
.common = {
.reg = 0x040,
.features = CCU_FEATURE_FIXED_POSTDIV,
@@ -136,6 +139,8 @@
.n = _SUNXI_CCU_MULT_MIN(8, 8, 12),
.m = _SUNXI_CCU_DIV(1, 1), /* input divider */
.fixed_post_div = 4,
+ .min_rate = 288000000,
+ .max_rate = 2400000000UL,
.common = {
.reg = 0x048,
.features = CCU_FEATURE_FIXED_POSTDIV,
@@ -262,7 +267,7 @@
0, 4, /* M */
24, 1, /* mux */
BIT(31), /* gate */
- 0);
+ CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(bus_de_clk, "bus-de", "psi-ahb1-ahb2",
0x60c, BIT(0), 0);
@@ -307,7 +312,7 @@
0, 3, /* M */
24, 1, /* mux */
BIT(31), /* gate */
- 0);
+ CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "psi-ahb1-ahb2",
0x69c, BIT(0), 0);
@@ -352,7 +357,7 @@
static SUNXI_CCU_GATE(bus_psi_clk, "bus-psi", "psi-ahb1-ahb2",
0x79c, BIT(0), 0);
-static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x79c, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_pwm_clk, "bus-pwm", "apb1", 0x7ac, BIT(0), 0);
static SUNXI_CCU_GATE(bus_iommu_clk, "bus-iommu", "apb1", 0x7bc, BIT(0), 0);
@@ -408,26 +413,29 @@
static const char * const mmc_parents[] = { "osc24M", "pll-periph0-2x",
"pll-periph1-2x" };
-static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mmc_parents, 0x830,
- 0, 4, /* M */
- 8, 2, /* N */
- 24, 3, /* mux */
- BIT(31),/* gate */
- 0);
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc0_clk, "mmc0", mmc_parents, 0x830,
+ 0, 4, /* M */
+ 8, 2, /* N */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 2, /* post-div */
+ 0);
-static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mmc_parents, 0x834,
- 0, 4, /* M */
- 8, 2, /* N */
- 24, 3, /* mux */
- BIT(31),/* gate */
- 0);
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc1_clk, "mmc1", mmc_parents, 0x834,
+ 0, 4, /* M */
+ 8, 2, /* N */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 2, /* post-div */
+ 0);
-static SUNXI_CCU_MP_WITH_MUX_GATE(mmc2_clk, "mmc2", mmc_parents, 0x838,
- 0, 4, /* M */
- 8, 2, /* N */
- 24, 3, /* mux */
- BIT(31),/* gate */
- 0);
+static SUNXI_CCU_MP_WITH_MUX_GATE_POSTDIV(mmc2_clk, "mmc2", mmc_parents, 0x838,
+ 0, 4, /* M */
+ 8, 2, /* N */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 2, /* post-div */
+ 0);
static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb3", 0x84c, BIT(0), 0);
static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb3", 0x84c, BIT(1), 0);
@@ -497,7 +505,7 @@
.hw.init = CLK_HW_INIT_PARENTS("i2s3",
audio_parents,
&ccu_div_ops,
- 0),
+ CLK_SET_RATE_PARENT),
},
};
@@ -510,7 +518,7 @@
.hw.init = CLK_HW_INIT_PARENTS("i2s0",
audio_parents,
&ccu_div_ops,
- 0),
+ CLK_SET_RATE_PARENT),
},
};
@@ -523,7 +531,7 @@
.hw.init = CLK_HW_INIT_PARENTS("i2s1",
audio_parents,
&ccu_div_ops,
- 0),
+ CLK_SET_RATE_PARENT),
},
};
@@ -536,7 +544,7 @@
.hw.init = CLK_HW_INIT_PARENTS("i2s2",
audio_parents,
&ccu_div_ops,
- 0),
+ CLK_SET_RATE_PARENT),
},
};
@@ -614,8 +622,9 @@
static SUNXI_CCU_GATE(bus_ehci3_clk, "bus-ehci3", "ahb3", 0xa8c, BIT(7), 0);
static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb3", 0xa8c, BIT(8), 0);
-static CLK_FIXED_FACTOR(pcie_ref_100m_clk, "pcie-ref-100M",
- "pll-periph0-4x", 24, 1, 0);
+static struct clk_fixed_factor pll_periph0_4x_clk;
+static CLK_FIXED_FACTOR_HW(pcie_ref_100m_clk, "pcie-ref-100M",
+ &pll_periph0_4x_clk.hw, 24, 1, 0);
static SUNXI_CCU_GATE(pcie_ref_clk, "pcie-ref", "pcie-ref-100M",
0xab0, BIT(31), 0);
static SUNXI_CCU_GATE(pcie_ref_out_clk, "pcie-ref-out", "pcie-ref",
@@ -649,6 +658,8 @@
static const struct ccu_mux_fixed_prediv hdmi_cec_predivs[] = {
{ .index = 1, .div = 36621 },
};
+
+#define SUN50I_H6_HDMI_CEC_CLK_REG 0xb10
static struct ccu_mux hdmi_cec_clk = {
.enable = BIT(31),
@@ -682,7 +693,7 @@
tcon_lcd0_parents, 0xb60,
24, 3, /* mux */
BIT(31), /* gate */
- 0);
+ CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(bus_tcon_lcd0_clk, "bus-tcon-lcd0", "ahb3",
0xb7c, BIT(0), 0);
@@ -697,7 +708,7 @@
8, 2, /* P */
24, 3, /* mux */
BIT(31), /* gate */
- 0);
+ CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(bus_tcon_tv0_clk, "bus-tcon-tv0", "ahb3",
0xb9c, BIT(0), 0);
@@ -735,34 +746,52 @@
static SUNXI_CCU_GATE(bus_hdcp_clk, "bus-hdcp", "ahb3", 0xc4c, BIT(0), 0);
/* Fixed factor clocks */
-static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
+static CLK_FIXED_FACTOR_FW_NAME(osc12M_clk, "osc12M", "hosc", 2, 1, 0);
+
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
/*
* The divider of pll-audio is fixed to 8 now, as pll-audio-4x has a
* fixed post-divider 2.
*/
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 8, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 8, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 4, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph0_4x_clk, "pll-periph0-4x",
- "pll-periph0", 1, 4, 0);
-static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
- "pll-periph0", 1, 2, 0);
+static const struct clk_hw *pll_periph0_parents[] = {
+ &pll_periph0_clk.common.hw
+};
+static CLK_FIXED_FACTOR_HWS(pll_periph0_4x_clk, "pll-periph0-4x",
+ pll_periph0_parents,
+ 1, 4, 0);
+static CLK_FIXED_FACTOR_HWS(pll_periph0_2x_clk, "pll-periph0-2x",
+ pll_periph0_parents,
+ 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_periph1_4x_clk, "pll-periph1-4x",
- "pll-periph1", 1, 4, 0);
-static CLK_FIXED_FACTOR(pll_periph1_2x_clk, "pll-periph1-2x",
- "pll-periph1", 1, 2, 0);
+static const struct clk_hw *pll_periph1_parents[] = {
+ &pll_periph1_clk.common.hw
+};
+static CLK_FIXED_FACTOR_HWS(pll_periph1_4x_clk, "pll-periph1-4x",
+ pll_periph1_parents,
+ 1, 4, 0);
+static CLK_FIXED_FACTOR_HWS(pll_periph1_2x_clk, "pll-periph1-2x",
+ pll_periph1_parents,
+ 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video0_4x_clk, "pll-video0-4x",
- "pll-video0", 1, 4, CLK_SET_RATE_PARENT);
-
-static CLK_FIXED_FACTOR(pll_video1_4x_clk, "pll-video1-4x",
- "pll-video1", 1, 4, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video0_4x_clk, "pll-video0-4x",
+ &pll_video0_clk.common.hw,
+ 1, 4, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video1_4x_clk, "pll-video1-4x",
+ &pll_video1_clk.common.hw,
+ 1, 4, CLK_SET_RATE_PARENT);
static struct ccu_common *sun50i_h6_ccu_clks[] = {
&pll_cpux_clk.common,
@@ -1193,6 +1222,15 @@
val &= ~(GENMASK(21, 16) | BIT(0));
writel(val | (7 << 16), reg + SUN50I_H6_PLL_AUDIO_REG);
+ /*
+ * First clock parent (osc32K) is unusable for CEC. But since there
+ * is no good way to force parent switch (both run with same frequency),
+ * just set second clock parent here.
+ */
+ val = readl(reg + SUN50I_H6_HDMI_CEC_CLK_REG);
+ val |= BIT(24);
+ writel(val, reg + SUN50I_H6_HDMI_CEC_CLK_REG);
+
return sunxi_ccu_probe(pdev->dev.of_node, reg, &sun50i_h6_ccu_desc);
}
diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6.h b/drivers/clk/sunxi-ng/ccu-sun50i-h6.h
index 2ccfe44..9406f9a 100644
--- a/drivers/clk/sunxi-ng/ccu-sun50i-h6.h
+++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6.h
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL-2.0
+/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright 2016 Icenowy Zheng <icenowy@aosc.io>
*/
diff --git a/drivers/clk/sunxi-ng/ccu-sun5i.c b/drivers/clk/sunxi-ng/ccu-sun5i.c
index fa2c2dd..b78e9b5 100644
--- a/drivers/clk/sunxi-ng/ccu-sun5i.c
+++ b/drivers/clk/sunxi-ng/ccu-sun5i.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -610,19 +603,29 @@
&iep_clk.common,
};
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
/* We hardcode the divider to 1 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
- "pll-video0", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
- "pll-video1", 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video0_2x_clk, "pll-video0-2x",
+ &pll_video0_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video1_2x_clk, "pll-video1-2x",
+ &pll_video1_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
static struct clk_hw_onecell_data sun5i_a10s_hw_clks = {
.hws = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun5i.h b/drivers/clk/sunxi-ng/ccu-sun5i.h
index 93a275f..f06b7a0 100644
--- a/drivers/clk/sunxi-ng/ccu-sun5i.h
+++ b/drivers/clk/sunxi-ng/ccu-sun5i.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN5I_H_
@@ -60,10 +51,6 @@
/* The rest of the module clocks are exported */
-#define CLK_MBUS 99
-
-/* And finally the IEP clock */
-
#define CLK_NUMBER (CLK_IEP + 1)
#endif /* _CCU_SUN5I_H_ */
diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c
index 3b97f60..9b40d53 100644
--- a/drivers/clk/sunxi-ng/ccu-sun6i-a31.c
+++ b/drivers/clk/sunxi-ng/ccu-sun6i-a31.c
@@ -1,21 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
*
* Based on ccu-sun8i-h3.c by Maxime Ripard.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -264,9 +257,9 @@
static SUNXI_CCU_GATE(ahb1_mmc2_clk, "ahb1-mmc2", "ahb1",
0x060, BIT(10), 0);
static SUNXI_CCU_GATE(ahb1_mmc3_clk, "ahb1-mmc3", "ahb1",
- 0x060, BIT(12), 0);
+ 0x060, BIT(11), 0);
static SUNXI_CCU_GATE(ahb1_nand1_clk, "ahb1-nand1", "ahb1",
- 0x060, BIT(13), 0);
+ 0x060, BIT(12), 0);
static SUNXI_CCU_GATE(ahb1_nand0_clk, "ahb1-nand0", "ahb1",
0x060, BIT(13), 0);
static SUNXI_CCU_GATE(ahb1_sdram_clk, "ahb1-sdram", "ahb1",
@@ -962,21 +955,32 @@
&out_c_clk.common,
};
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
/* We hardcode the divider to 1 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x",
- "pll-periph", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
- "pll-video0", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
- "pll-video1", 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph_2x_clk, "pll-periph-2x",
+ &pll_periph_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_video0_2x_clk, "pll-video0-2x",
+ &pll_video0_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video1_2x_clk, "pll-video1-2x",
+ &pll_video1_clk.common.hw,
+ 1, 2, CLK_SET_RATE_PARENT);
static struct clk_hw_onecell_data sun6i_a31_hw_clks = {
.hws = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun6i-a31.h b/drivers/clk/sunxi-ng/ccu-sun6i-a31.h
index 27e6ad4..a361388 100644
--- a/drivers/clk/sunxi-ng/ccu-sun6i-a31.h
+++ b/drivers/clk/sunxi-ng/ccu-sun6i-a31.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN6I_A31_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a23-a33.h b/drivers/clk/sunxi-ng/ccu-sun8i-a23-a33.h
index 62c0f8d..72df692 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-a23-a33.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-a23-a33.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_A23_A33_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a23.c b/drivers/clk/sunxi-ng/ccu-sun8i-a23.c
index a4fa294..103aa50 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-a23.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-a23.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -144,7 +137,7 @@
8, 4, /* N */
4, 2, /* K */
0, 4, /* M */
- BIT(31), /* gate */
+ BIT(31) | BIT(23) | BIT(22), /* gate */
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
@@ -550,19 +543,29 @@
&ats_clk.common,
};
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
/* We hardcode the divider to 1 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x",
- "pll-periph", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video_2x_clk, "pll-video-2x",
- "pll-video", 1, 2, 0);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph_2x_clk, "pll-periph-2x",
+ &pll_periph_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_video_2x_clk, "pll-video-2x",
+ &pll_video_clk.common.hw,
+ 1, 2, 0);
static struct clk_hw_onecell_data sun8i_a23_hw_clks = {
.hws = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a33.c b/drivers/clk/sunxi-ng/ccu-sun8i-a33.c
index 13eb5b2..91838cd 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-a33.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-a33.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -51,18 +44,29 @@
* the base (2x, 4x and 8x), and one variable divider (the one true
* pll audio).
*
- * We don't have any need for the variable divider for now, so we just
- * hardcode it to match with the clock names
+ * With sigma-delta modulation for fractional-N on the audio PLL,
+ * we have to use specific dividers. This means the variable divider
+ * can no longer be used, as the audio codec requests the exact clock
+ * rates we support through this mechanism. So we now hard code the
+ * variable divider to 1. This means the clock rates will no longer
+ * match the clock names.
*/
#define SUN8I_A33_PLL_AUDIO_REG 0x008
-static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
- "osc24M", 0x008,
- 8, 7, /* N */
- 0, 5, /* M */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static struct ccu_sdm_setting pll_audio_sdm_table[] = {
+ { .rate = 22579200, .pattern = 0xc0010d84, .m = 8, .n = 7 },
+ { .rate = 24576000, .pattern = 0xc000ac02, .m = 14, .n = 14 },
+};
+
+static SUNXI_CCU_NM_WITH_SDM_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
+ "osc24M", 0x008,
+ 8, 7, /* N */
+ 0, 5, /* M */
+ pll_audio_sdm_table, BIT(24),
+ 0x284, BIT(31),
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
"osc24M", 0x010,
@@ -366,10 +370,10 @@
static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
"pll-audio-2x", "pll-audio" };
static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
- 0x0b0, 16, 2, BIT(31), 0);
+ 0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
static SUNXI_CCU_MUX_WITH_GATE(i2s1_clk, "i2s1", i2s_parents,
- 0x0b4, 16, 2, BIT(31), 0);
+ 0x0b4, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
/* TODO: the parent for most of the USB clocks is not known */
static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
@@ -446,7 +450,7 @@
static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio",
0x140, BIT(31), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(ac_dig_4x_clk, "ac-dig-4x", "pll-audio-4x",
- 0x140, BIT(30), 0);
+ 0x140, BIT(30), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M",
0x144, BIT(31), 0);
@@ -576,19 +580,29 @@
&ats_clk.common,
};
-/* We hardcode the divider to 4 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph_2x_clk, "pll-periph-2x",
- "pll-periph", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video_2x_clk, "pll-video-2x",
- "pll-video", 1, 2, 0);
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
+/* We hardcode the divider to 1 for now */
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph_2x_clk, "pll-periph-2x",
+ &pll_periph_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_video_2x_clk, "pll-video-2x",
+ &pll_video_clk.common.hw,
+ 1, 2, 0);
static struct clk_hw_onecell_data sun8i_a33_hw_clks = {
.hws = {
@@ -781,10 +795,10 @@
return;
}
- /* Force the PLL-Audio-1x divider to 4 */
+ /* Force the PLL-Audio-1x divider to 1 */
val = readl(reg + SUN8I_A33_PLL_AUDIO_REG);
val &= ~GENMASK(19, 16);
- writel(val | (3 << 16), reg + SUN8I_A33_PLL_AUDIO_REG);
+ writel(val | (0 << 16), reg + SUN8I_A33_PLL_AUDIO_REG);
/* Force PLL-MIPI to MIPI mode */
val = readl(reg + SUN8I_A33_PLL_MIPI_REG);
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c
index 7d08015..2b43452 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017 Chen-Yu Tsai. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
@@ -108,6 +101,7 @@
.n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
.m = _SUNXI_CCU_DIV(16, 1), /* input divider */
.p = _SUNXI_CCU_DIV(0, 2), /* output divider */
+ .max_rate = 3000000000UL,
.common = {
.reg = 0x010,
.lock_reg = CCU_SUN8I_A83T_LOCK_REG,
@@ -220,6 +214,7 @@
.n = _SUNXI_CCU_MULT_OFFSET_MIN_MAX(8, 8, 0, 12, 0),
.m = _SUNXI_CCU_DIV(16, 1), /* input divider */
.p = _SUNXI_CCU_DIV(0, 2), /* external divider p */
+ .max_rate = 3000000000UL,
.common = {
.reg = 0x04c,
.lock_reg = CCU_SUN8I_A83T_LOCK_REG,
@@ -511,8 +506,9 @@
static SUNXI_CCU_GATE(mipi_csi_clk, "mipi-csi", "osc24M", 0x130, BIT(31), 0);
-static const char * const csi_mclk_parents[] = { "pll-de", "osc24M" };
-static const u8 csi_mclk_table[] = { 3, 5 };
+static const char * const csi_mclk_parents[] = { "pll-video0", "pll-de",
+ "osc24M" };
+static const u8 csi_mclk_table[] = { 0, 3, 5 };
static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_mclk_clk, "csi-mclk",
csi_mclk_parents, csi_mclk_table,
0x134,
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.h b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.h
index d67edaf..40e575b 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-a83t.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-a83t.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_A83T_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-de2.c b/drivers/clk/sunxi-ng/ccu-sun8i-de2.c
index bae5ee6..d966849 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-de2.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-de2.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.io>
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk.h>
@@ -31,6 +23,8 @@
0x04, BIT(1), 0);
static SUNXI_CCU_GATE(bus_wb_clk, "bus-wb", "bus-de",
0x04, BIT(2), 0);
+static SUNXI_CCU_GATE(bus_rot_clk, "bus-rot", "bus-de",
+ 0x04, BIT(3), 0);
static SUNXI_CCU_GATE(mixer0_clk, "mixer0", "mixer0-div",
0x00, BIT(0), CLK_SET_RATE_PARENT);
@@ -38,6 +32,8 @@
0x00, BIT(1), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(wb_clk, "wb", "wb-div",
0x00, BIT(2), CLK_SET_RATE_PARENT);
+static SUNXI_CCU_GATE(rot_clk, "rot", "rot-div",
+ 0x00, BIT(3), CLK_SET_RATE_PARENT);
static SUNXI_CCU_M(mixer0_div_clk, "mixer0-div", "de", 0x0c, 0, 4,
CLK_SET_RATE_PARENT);
@@ -45,6 +41,8 @@
CLK_SET_RATE_PARENT);
static SUNXI_CCU_M(wb_div_clk, "wb-div", "de", 0x0c, 8, 4,
CLK_SET_RATE_PARENT);
+static SUNXI_CCU_M(rot_div_clk, "rot-div", "de", 0x0c, 0x0c, 4,
+ CLK_SET_RATE_PARENT);
static SUNXI_CCU_M(mixer0_div_a83_clk, "mixer0-div", "pll-de", 0x0c, 0, 4,
CLK_SET_RATE_PARENT);
@@ -53,6 +51,24 @@
static SUNXI_CCU_M(wb_div_a83_clk, "wb-div", "pll-de", 0x0c, 8, 4,
CLK_SET_RATE_PARENT);
+static struct ccu_common *sun50i_h6_de3_clks[] = {
+ &mixer0_clk.common,
+ &mixer1_clk.common,
+ &wb_clk.common,
+
+ &bus_mixer0_clk.common,
+ &bus_mixer1_clk.common,
+ &bus_wb_clk.common,
+
+ &mixer0_div_clk.common,
+ &mixer1_div_clk.common,
+ &wb_div_clk.common,
+
+ &bus_rot_clk.common,
+ &rot_clk.common,
+ &rot_div_clk.common,
+};
+
static struct ccu_common *sun8i_a83t_de2_clks[] = {
&mixer0_clk.common,
&mixer1_clk.common,
@@ -106,7 +122,7 @@
[CLK_MIXER1_DIV] = &mixer1_div_a83_clk.common.hw,
[CLK_WB_DIV] = &wb_div_a83_clk.common.hw,
},
- .num = CLK_NUMBER,
+ .num = CLK_NUMBER_WITHOUT_ROT,
};
static struct clk_hw_onecell_data sun8i_h3_de2_hw_clks = {
@@ -123,7 +139,7 @@
[CLK_MIXER1_DIV] = &mixer1_div_clk.common.hw,
[CLK_WB_DIV] = &wb_div_clk.common.hw,
},
- .num = CLK_NUMBER,
+ .num = CLK_NUMBER_WITHOUT_ROT,
};
static struct clk_hw_onecell_data sun8i_v3s_de2_hw_clks = {
@@ -137,7 +153,27 @@
[CLK_MIXER0_DIV] = &mixer0_div_clk.common.hw,
[CLK_WB_DIV] = &wb_div_clk.common.hw,
},
- .num = CLK_NUMBER,
+ .num = CLK_NUMBER_WITHOUT_ROT,
+};
+
+static struct clk_hw_onecell_data sun50i_h6_de3_hw_clks = {
+ .hws = {
+ [CLK_MIXER0] = &mixer0_clk.common.hw,
+ [CLK_MIXER1] = &mixer1_clk.common.hw,
+ [CLK_WB] = &wb_clk.common.hw,
+ [CLK_ROT] = &rot_clk.common.hw,
+
+ [CLK_BUS_MIXER0] = &bus_mixer0_clk.common.hw,
+ [CLK_BUS_MIXER1] = &bus_mixer1_clk.common.hw,
+ [CLK_BUS_WB] = &bus_wb_clk.common.hw,
+ [CLK_BUS_ROT] = &bus_rot_clk.common.hw,
+
+ [CLK_MIXER0_DIV] = &mixer0_div_clk.common.hw,
+ [CLK_MIXER1_DIV] = &mixer1_div_clk.common.hw,
+ [CLK_WB_DIV] = &wb_div_clk.common.hw,
+ [CLK_ROT_DIV] = &rot_div_clk.common.hw,
+ },
+ .num = CLK_NUMBER_WITH_ROT,
};
static struct ccu_reset_map sun8i_a83t_de2_resets[] = {
@@ -156,6 +192,13 @@
[RST_WB] = { 0x08, BIT(2) },
};
+static struct ccu_reset_map sun50i_h6_de3_resets[] = {
+ [RST_MIXER0] = { 0x08, BIT(0) },
+ [RST_MIXER1] = { 0x08, BIT(1) },
+ [RST_WB] = { 0x08, BIT(2) },
+ [RST_ROT] = { 0x08, BIT(3) },
+};
+
static const struct sunxi_ccu_desc sun8i_a83t_de2_clk_desc = {
.ccu_clks = sun8i_a83t_de2_clks,
.num_ccu_clks = ARRAY_SIZE(sun8i_a83t_de2_clks),
@@ -186,6 +229,16 @@
.num_resets = ARRAY_SIZE(sun50i_a64_de2_resets),
};
+static const struct sunxi_ccu_desc sun50i_h6_de3_clk_desc = {
+ .ccu_clks = sun50i_h6_de3_clks,
+ .num_ccu_clks = ARRAY_SIZE(sun50i_h6_de3_clks),
+
+ .hw_clks = &sun50i_h6_de3_hw_clks,
+
+ .resets = sun50i_h6_de3_resets,
+ .num_resets = ARRAY_SIZE(sun50i_h6_de3_resets),
+};
+
static const struct sunxi_ccu_desc sun8i_v3s_de2_clk_desc = {
.ccu_clks = sun8i_v3s_de2_clks,
.num_ccu_clks = ARRAY_SIZE(sun8i_v3s_de2_clks),
@@ -296,6 +349,10 @@
.compatible = "allwinner,sun50i-h5-de2-clk",
.data = &sun50i_a64_de2_clk_desc,
},
+ {
+ .compatible = "allwinner,sun50i-h6-de3-clk",
+ .data = &sun50i_h6_de3_clk_desc,
+ },
{ }
};
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-de2.h b/drivers/clk/sunxi-ng/ccu-sun8i-de2.h
index 530c006..4994420 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-de2.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-de2.h
@@ -1,15 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Icenowy Zheng <icenowy@aosc.io>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_DE2_H_
@@ -22,7 +13,9 @@
#define CLK_MIXER0_DIV 3
#define CLK_MIXER1_DIV 4
#define CLK_WB_DIV 5
+#define CLK_ROT_DIV 11
-#define CLK_NUMBER (CLK_WB + 1)
+#define CLK_NUMBER_WITH_ROT (CLK_ROT_DIV + 1)
+#define CLK_NUMBER_WITHOUT_ROT (CLK_WB + 1)
#endif /* _CCU_SUN8I_DE2_H_ */
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
index 77ed0b0..6b63636 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -69,18 +62,19 @@
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video_clk, "pll-video",
- "osc24M", 0x0010,
- 192000000, /* Minimum rate */
- 8, 7, /* N */
- 0, 4, /* M */
- BIT(24), /* frac enable */
- BIT(25), /* frac select */
- 270000000, /* frac rate 0 */
- 297000000, /* frac rate 1 */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video_clk, "pll-video",
+ "osc24M", 0x0010,
+ 192000000, /* Minimum rate */
+ 912000000, /* Maximum rate */
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
"osc24M", 0x0018,
@@ -475,12 +469,12 @@
static SUNXI_CCU_M_WITH_MUX_GATE(csi_sclk_clk, "csi-sclk", csi_sclk_parents,
0x134, 16, 4, 24, 3, BIT(31), 0);
-static const char * const csi_mclk_parents[] = { "osc24M", "pll-video", "pll-periph0" };
+static const char * const csi_mclk_parents[] = { "osc24M", "pll-video", "pll-periph1" };
static SUNXI_CCU_M_WITH_MUX_GATE(csi_mclk_clk, "csi-mclk", csi_mclk_parents,
0x134, 0, 5, 8, 3, BIT(15), 0);
static SUNXI_CCU_M_WITH_GATE(ve_clk, "ve", "pll-ve",
- 0x13c, 16, 3, BIT(31), 0);
+ 0x13c, 16, 3, BIT(31), CLK_SET_RATE_PARENT);
static SUNXI_CCU_GATE(ac_dig_clk, "ac-dig", "pll-audio",
0x140, BIT(31), CLK_SET_RATE_PARENT);
@@ -723,17 +717,26 @@
&gpu_clk.common,
};
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
/* We hardcode the divider to 1 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
- "pll-periph0", 1, 2, 0);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph0_2x_clk, "pll-periph0-2x",
+ &pll_periph0_clk.common.hw,
+ 1, 2, 0);
static struct clk_hw_onecell_data sun8i_h3_hw_clks = {
.hws = {
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-h3.h b/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
index 73d7392..b6e2680 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-h3.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_H3_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r.c b/drivers/clk/sunxi-ng/ccu-sun8i-r.c
index 71feb7b..4646fdc 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-r.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-r.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz>
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
@@ -25,10 +17,13 @@
#include "ccu-sun8i-r.h"
-static const char * const ar100_parents[] = { "osc32k", "osc24M",
- "pll-periph0", "iosc" };
-static const char * const a83t_ar100_parents[] = { "osc16M-d512", "osc24M",
- "pll-periph0", "iosc" };
+static const struct clk_parent_data ar100_parents[] = {
+ { .fw_name = "losc" },
+ { .fw_name = "hosc" },
+ { .fw_name = "pll-periph" },
+ { .fw_name = "iosc" },
+};
+
static const struct ccu_mux_var_prediv ar100_predivs[] = {
{ .index = 2, .shift = 8, .width = 5 },
};
@@ -47,64 +42,49 @@
.common = {
.reg = 0x00,
.features = CCU_FEATURE_VARIABLE_PREDIV,
- .hw.init = CLK_HW_INIT_PARENTS("ar100",
- ar100_parents,
- &ccu_div_ops,
- 0),
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ar100",
+ ar100_parents,
+ &ccu_div_ops,
+ 0),
},
};
-static struct ccu_div a83t_ar100_clk = {
- .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
-
- .mux = {
- .shift = 16,
- .width = 2,
-
- .var_predivs = ar100_predivs,
- .n_var_predivs = ARRAY_SIZE(ar100_predivs),
- },
-
- .common = {
- .reg = 0x00,
- .features = CCU_FEATURE_VARIABLE_PREDIV,
- .hw.init = CLK_HW_INIT_PARENTS("ar100",
- a83t_ar100_parents,
- &ccu_div_ops,
- 0),
- },
-};
-
-static CLK_FIXED_FACTOR(ahb0_clk, "ahb0", "ar100", 1, 1, 0);
+static CLK_FIXED_FACTOR_HW(ahb0_clk, "ahb0", &ar100_clk.common.hw, 1, 1, 0);
static struct ccu_div apb0_clk = {
.div = _SUNXI_CCU_DIV_FLAGS(0, 2, CLK_DIVIDER_POWER_OF_TWO),
.common = {
.reg = 0x0c,
- .hw.init = CLK_HW_INIT("apb0",
- "ahb0",
- &ccu_div_ops,
- 0),
+ .hw.init = CLK_HW_INIT_HW("apb0",
+ &ahb0_clk.hw,
+ &ccu_div_ops,
+ 0),
},
};
static SUNXI_CCU_M(a83t_apb0_clk, "apb0", "ahb0", 0x0c, 0, 2, 0);
-static SUNXI_CCU_GATE(apb0_pio_clk, "apb0-pio", "apb0",
- 0x28, BIT(0), 0);
-static SUNXI_CCU_GATE(apb0_ir_clk, "apb0-ir", "apb0",
- 0x28, BIT(1), 0);
-static SUNXI_CCU_GATE(apb0_timer_clk, "apb0-timer", "apb0",
- 0x28, BIT(2), 0);
-static SUNXI_CCU_GATE(apb0_rsb_clk, "apb0-rsb", "apb0",
- 0x28, BIT(3), 0);
-static SUNXI_CCU_GATE(apb0_uart_clk, "apb0-uart", "apb0",
- 0x28, BIT(4), 0);
-static SUNXI_CCU_GATE(apb0_i2c_clk, "apb0-i2c", "apb0",
- 0x28, BIT(6), 0);
-static SUNXI_CCU_GATE(apb0_twd_clk, "apb0-twd", "apb0",
- 0x28, BIT(7), 0);
+/*
+ * Define the parent as an array that can be reused to save space
+ * instead of having compound literals for each gate. Also have it
+ * non-const so we can change it on the A83T.
+ */
+static const struct clk_hw *apb0_gate_parent[] = { &apb0_clk.common.hw };
+static SUNXI_CCU_GATE_HWS(apb0_pio_clk, "apb0-pio",
+ apb0_gate_parent, 0x28, BIT(0), 0);
+static SUNXI_CCU_GATE_HWS(apb0_ir_clk, "apb0-ir",
+ apb0_gate_parent, 0x28, BIT(1), 0);
+static SUNXI_CCU_GATE_HWS(apb0_timer_clk, "apb0-timer",
+ apb0_gate_parent, 0x28, BIT(2), 0);
+static SUNXI_CCU_GATE_HWS(apb0_rsb_clk, "apb0-rsb",
+ apb0_gate_parent, 0x28, BIT(3), 0);
+static SUNXI_CCU_GATE_HWS(apb0_uart_clk, "apb0-uart",
+ apb0_gate_parent, 0x28, BIT(4), 0);
+static SUNXI_CCU_GATE_HWS(apb0_i2c_clk, "apb0-i2c",
+ apb0_gate_parent, 0x28, BIT(6), 0);
+static SUNXI_CCU_GATE_HWS(apb0_twd_clk, "apb0-twd",
+ apb0_gate_parent, 0x28, BIT(7), 0);
static const char * const r_mod0_default_parents[] = { "osc32k", "osc24M" };
static SUNXI_CCU_MP_WITH_MUX_GATE(ir_clk, "ir",
@@ -115,7 +95,10 @@
BIT(31), /* gate */
0);
-static const char *const a83t_r_mod0_parents[] = { "osc16M", "osc24M" };
+static const struct clk_parent_data a83t_r_mod0_parents[] = {
+ { .fw_name = "iosc" },
+ { .fw_name = "hosc" },
+};
static const struct ccu_mux_fixed_prediv a83t_ir_predivs[] = {
{ .index = 0, .div = 16 },
};
@@ -135,15 +118,15 @@
.common = {
.reg = 0x54,
.features = CCU_FEATURE_VARIABLE_PREDIV,
- .hw.init = CLK_HW_INIT_PARENTS("ir",
- a83t_r_mod0_parents,
- &ccu_mp_ops,
- 0),
+ .hw.init = CLK_HW_INIT_PARENTS_DATA("ir",
+ a83t_r_mod0_parents,
+ &ccu_mp_ops,
+ 0),
},
};
static struct ccu_common *sun8i_a83t_r_ccu_clks[] = {
- &a83t_ar100_clk.common,
+ &ar100_clk.common,
&a83t_apb0_clk.common,
&apb0_pio_clk.common,
&apb0_ir_clk.common,
@@ -182,7 +165,7 @@
static struct clk_hw_onecell_data sun8i_a83t_r_hw_clks = {
.hws = {
- [CLK_AR100] = &a83t_ar100_clk.common.hw,
+ [CLK_AR100] = &ar100_clk.common.hw,
[CLK_AHB0] = &ahb0_clk.hw,
[CLK_APB0] = &a83t_apb0_clk.common.hw,
[CLK_APB0_PIO] = &apb0_pio_clk.common.hw,
@@ -299,6 +282,9 @@
static void __init sun8i_a83t_r_ccu_setup(struct device_node *node)
{
+ /* Fix apb0 bus gate parents here */
+ apb0_gate_parent[0] = &a83t_apb0_clk.common.hw;
+
sunxi_r_ccu_init(node, &sun8i_a83t_r_ccu_desc);
}
CLK_OF_DECLARE(sun8i_a83t_r_ccu, "allwinner,sun8i-a83t-r-ccu",
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r.h b/drivers/clk/sunxi-ng/ccu-sun8i-r.h
index fb01bff..39c72d9 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-r.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-r.h
@@ -1,15 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Icenowy <icenowy@aosc.xyz>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_R_H
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r40.c b/drivers/clk/sunxi-ng/ccu-sun8i-r40.c
index 0f388f6..8974908 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-r40.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-r40.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.io>
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
@@ -65,19 +58,19 @@
BIT(28), /* lock */
CLK_SET_RATE_UNGATE);
-/* TODO: The result of N/M is required to be in [8, 25] range. */
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video0_clk, "pll-video0",
- "osc24M", 0x0010,
- 192000000, /* Minimum rate */
- 8, 7, /* N */
- 0, 4, /* M */
- BIT(24), /* frac enable */
- BIT(25), /* frac select */
- 270000000, /* frac rate 0 */
- 297000000, /* frac rate 1 */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video0_clk, "pll-video0",
+ "osc24M", 0x0010,
+ 192000000, /* Minimum rate */
+ 1008000000, /* Maximum rate */
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
/* TODO: The result of N/M is required to be in [8, 25] range. */
static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
@@ -152,19 +145,19 @@
},
};
-/* TODO: The result of N/M is required to be in [8, 25] range. */
-static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN(pll_video1_clk, "pll-video1",
- "osc24M", 0x030,
- 192000000, /* Minimum rate */
- 8, 7, /* N */
- 0, 4, /* M */
- BIT(24), /* frac enable */
- BIT(25), /* frac select */
- 270000000, /* frac rate 0 */
- 297000000, /* frac rate 1 */
- BIT(31), /* gate */
- BIT(28), /* lock */
- CLK_SET_RATE_UNGATE);
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(pll_video1_clk, "pll-video1",
+ "osc24M", 0x030,
+ 192000000, /* Minimum rate */
+ 1008000000, /* Maximum rate */
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
static struct ccu_nkm pll_sata_clk = {
.enable = BIT(31),
@@ -951,25 +944,37 @@
};
/* Fixed Factor clocks */
-static CLK_FIXED_FACTOR(osc12M_clk, "osc12M", "osc24M", 2, 1, 0);
+static CLK_FIXED_FACTOR_FW_NAME(osc12M_clk, "osc12M", "hosc", 2, 1, 0);
+
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
/* We hardcode the divider to 4 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
- "pll-periph0", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_periph1_2x_clk, "pll-periph1-2x",
- "pll-periph1", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video0_2x_clk, "pll-video0-2x",
- "pll-video0", 1, 2, 0);
-static CLK_FIXED_FACTOR(pll_video1_2x_clk, "pll-video1-2x",
- "pll-video1", 1, 2, 0);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 4, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph0_2x_clk, "pll-periph0-2x",
+ &pll_periph0_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_periph1_2x_clk, "pll-periph1-2x",
+ &pll_periph1_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_video0_2x_clk, "pll-video0-2x",
+ &pll_video0_clk.common.hw,
+ 1, 2, 0);
+static CLK_FIXED_FACTOR_HW(pll_video1_2x_clk, "pll-video1-2x",
+ &pll_video1_clk.common.hw,
+ 1, 2, 0);
static struct clk_hw_onecell_data sun8i_r40_hw_clks = {
.hws = {
@@ -1284,6 +1289,9 @@
.writeable_reg = sun8i_r40_ccu_regmap_accessible_reg,
};
+#define SUN8I_R40_SYS_32K_CLK_REG 0x310
+#define SUN8I_R40_SYS_32K_CLK_KEY (0x16AA << 16)
+
static int sun8i_r40_ccu_probe(struct platform_device *pdev)
{
struct resource *res;
@@ -1312,6 +1320,14 @@
val &= ~GENMASK(25, 20);
writel(val, reg + SUN8I_R40_USB_CLK_REG);
+ /*
+ * Force SYS 32k (otherwise known as LOSC throughout the CCU)
+ * clock parent to LOSC output from RTC module instead of the
+ * CCU's internal RC oscillator divided output.
+ */
+ writel(SUN8I_R40_SYS_32K_CLK_KEY | BIT(8),
+ reg + SUN8I_R40_SYS_32K_CLK_REG);
+
regmap = devm_regmap_init_mmio(&pdev->dev, reg,
&sun8i_r40_ccu_regmap_config);
if (IS_ERR(regmap))
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-r40.h b/drivers/clk/sunxi-ng/ccu-sun8i-r40.h
index db2a124..a69637b 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-r40.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-r40.h
@@ -1,15 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2017 Icenowy Zheng <icenowy@aosc.io>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_R40_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
index 621b1cd..5c779ee 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.c
@@ -1,20 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz>
*
* Based on ccu-sun8i-h3.c, which is:
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include "ccu_common.h"
@@ -84,7 +77,7 @@
BIT(28), /* lock */
0);
-static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr_clk, "pll-ddr",
+static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr0",
"osc24M", 0x020,
8, 5, /* N */
4, 2, /* K */
@@ -123,6 +116,14 @@
2, /* post-div */
0);
+static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_ddr1_clk, "pll-ddr1",
+ "osc24M", 0x04c,
+ 8, 7, /* N */
+ 0, 2, /* M */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ 0);
+
static const char * const cpu_parents[] = { "osc32k", "osc24M",
"pll-cpu", "pll-cpu" };
static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents,
@@ -234,6 +235,8 @@
0x068, BIT(0), 0);
static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb1",
0x068, BIT(5), 0);
+static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb1",
+ 0x068, BIT(12), 0);
static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb2",
0x06c, BIT(0), 0);
@@ -305,12 +308,18 @@
BIT(31), /* gate */
0);
+static const char * const i2s_parents[] = { "pll-audio-8x", "pll-audio-4x",
+ "pll-audio-2x", "pll-audio" };
+static SUNXI_CCU_MUX_WITH_GATE(i2s0_clk, "i2s0", i2s_parents,
+ 0x0b0, 16, 2, BIT(31), CLK_SET_RATE_PARENT);
+
static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
0x0cc, BIT(8), 0);
static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc24M",
0x0cc, BIT(16), 0);
-static const char * const dram_parents[] = { "pll-ddr", "pll-periph0-2x" };
+static const char * const dram_parents[] = { "pll-ddr0", "pll-ddr1",
+ "pll-periph0-2x" };
static SUNXI_CCU_M_WITH_MUX(dram_clk, "dram", dram_parents,
0x0f4, 0, 4, 20, 2, CLK_IS_CRITICAL);
@@ -325,7 +334,8 @@
static const char * const de_parents[] = { "pll-video", "pll-periph0" };
static SUNXI_CCU_M_WITH_MUX_GATE(de_clk, "de", de_parents,
- 0x104, 0, 4, 24, 2, BIT(31), 0);
+ 0x104, 0, 4, 24, 2, BIT(31),
+ CLK_SET_RATE_PARENT);
static const char * const tcon_parents[] = { "pll-video" };
static SUNXI_CCU_M_WITH_MUX_GATE(tcon_clk, "tcon", tcon_parents,
@@ -369,10 +379,11 @@
&pll_audio_base_clk.common,
&pll_video_clk.common,
&pll_ve_clk.common,
- &pll_ddr_clk.common,
+ &pll_ddr0_clk.common,
&pll_periph0_clk.common,
&pll_isp_clk.common,
&pll_periph1_clk.common,
+ &pll_ddr1_clk.common,
&cpu_clk.common,
&axi_clk.common,
&ahb1_clk.common,
@@ -435,17 +446,100 @@
&mipi_csi_clk.common,
};
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
+static struct ccu_common *sun8i_v3_ccu_clks[] = {
+ &pll_cpu_clk.common,
+ &pll_audio_base_clk.common,
+ &pll_video_clk.common,
+ &pll_ve_clk.common,
+ &pll_ddr0_clk.common,
+ &pll_periph0_clk.common,
+ &pll_isp_clk.common,
+ &pll_periph1_clk.common,
+ &pll_ddr1_clk.common,
+ &cpu_clk.common,
+ &axi_clk.common,
+ &ahb1_clk.common,
+ &apb1_clk.common,
+ &apb2_clk.common,
+ &ahb2_clk.common,
+ &bus_ce_clk.common,
+ &bus_dma_clk.common,
+ &bus_mmc0_clk.common,
+ &bus_mmc1_clk.common,
+ &bus_mmc2_clk.common,
+ &bus_dram_clk.common,
+ &bus_emac_clk.common,
+ &bus_hstimer_clk.common,
+ &bus_spi0_clk.common,
+ &bus_otg_clk.common,
+ &bus_ehci0_clk.common,
+ &bus_ohci0_clk.common,
+ &bus_ve_clk.common,
+ &bus_tcon0_clk.common,
+ &bus_csi_clk.common,
+ &bus_de_clk.common,
+ &bus_codec_clk.common,
+ &bus_pio_clk.common,
+ &bus_i2s0_clk.common,
+ &bus_i2c0_clk.common,
+ &bus_i2c1_clk.common,
+ &bus_uart0_clk.common,
+ &bus_uart1_clk.common,
+ &bus_uart2_clk.common,
+ &bus_ephy_clk.common,
+ &bus_dbg_clk.common,
+ &mmc0_clk.common,
+ &mmc0_sample_clk.common,
+ &mmc0_output_clk.common,
+ &mmc1_clk.common,
+ &mmc1_sample_clk.common,
+ &mmc1_output_clk.common,
+ &mmc2_clk.common,
+ &mmc2_sample_clk.common,
+ &mmc2_output_clk.common,
+ &ce_clk.common,
+ &spi0_clk.common,
+ &i2s0_clk.common,
+ &usb_phy0_clk.common,
+ &usb_ohci0_clk.common,
+ &dram_clk.common,
+ &dram_ve_clk.common,
+ &dram_csi_clk.common,
+ &dram_ohci_clk.common,
+ &dram_ehci_clk.common,
+ &de_clk.common,
+ &tcon_clk.common,
+ &csi_misc_clk.common,
+ &csi0_mclk_clk.common,
+ &csi1_sclk_clk.common,
+ &csi1_mclk_clk.common,
+ &ve_clk.common,
+ &ac_dig_clk.common,
+ &avs_clk.common,
+ &mbus_clk.common,
+ &mipi_csi_clk.common,
+};
+
/* We hardcode the divider to 4 for now */
-static CLK_FIXED_FACTOR(pll_audio_clk, "pll-audio",
- "pll-audio-base", 4, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_2x_clk, "pll-audio-2x",
- "pll-audio-base", 2, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_4x_clk, "pll-audio-4x",
- "pll-audio-base", 1, 1, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_audio_8x_clk, "pll-audio-8x",
- "pll-audio-base", 1, 2, CLK_SET_RATE_PARENT);
-static CLK_FIXED_FACTOR(pll_periph0_2x_clk, "pll-periph0-2x",
- "pll-periph0", 1, 2, 0);
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 4, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_periph0_2x_clk, "pll-periph0-2x",
+ &pll_periph0_clk.common.hw,
+ 1, 2, 0);
static struct clk_hw_onecell_data sun8i_v3s_hw_clks = {
.hws = {
@@ -457,11 +551,12 @@
[CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
[CLK_PLL_VIDEO] = &pll_video_clk.common.hw,
[CLK_PLL_VE] = &pll_ve_clk.common.hw,
- [CLK_PLL_DDR] = &pll_ddr_clk.common.hw,
+ [CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
[CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
[CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw,
[CLK_PLL_ISP] = &pll_isp_clk.common.hw,
[CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
+ [CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
[CLK_CPU] = &cpu_clk.common.hw,
[CLK_AXI] = &axi_clk.common.hw,
[CLK_AHB1] = &ahb1_clk.common.hw,
@@ -499,6 +594,9 @@
[CLK_MMC1] = &mmc1_clk.common.hw,
[CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw,
[CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw,
+ [CLK_MMC2] = &mmc2_clk.common.hw,
+ [CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw,
+ [CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw,
[CLK_CE] = &ce_clk.common.hw,
[CLK_SPI0] = &spi0_clk.common.hw,
[CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
@@ -523,6 +621,88 @@
.num = CLK_NUMBER,
};
+static struct clk_hw_onecell_data sun8i_v3_hw_clks = {
+ .hws = {
+ [CLK_PLL_CPU] = &pll_cpu_clk.common.hw,
+ [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw,
+ [CLK_PLL_AUDIO] = &pll_audio_clk.hw,
+ [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw,
+ [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw,
+ [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
+ [CLK_PLL_VIDEO] = &pll_video_clk.common.hw,
+ [CLK_PLL_VE] = &pll_ve_clk.common.hw,
+ [CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
+ [CLK_PLL_PERIPH0] = &pll_periph0_clk.common.hw,
+ [CLK_PLL_PERIPH0_2X] = &pll_periph0_2x_clk.hw,
+ [CLK_PLL_ISP] = &pll_isp_clk.common.hw,
+ [CLK_PLL_PERIPH1] = &pll_periph1_clk.common.hw,
+ [CLK_PLL_DDR1] = &pll_ddr1_clk.common.hw,
+ [CLK_CPU] = &cpu_clk.common.hw,
+ [CLK_AXI] = &axi_clk.common.hw,
+ [CLK_AHB1] = &ahb1_clk.common.hw,
+ [CLK_APB1] = &apb1_clk.common.hw,
+ [CLK_APB2] = &apb2_clk.common.hw,
+ [CLK_AHB2] = &ahb2_clk.common.hw,
+ [CLK_BUS_CE] = &bus_ce_clk.common.hw,
+ [CLK_BUS_DMA] = &bus_dma_clk.common.hw,
+ [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
+ [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
+ [CLK_BUS_MMC2] = &bus_mmc2_clk.common.hw,
+ [CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
+ [CLK_BUS_EMAC] = &bus_emac_clk.common.hw,
+ [CLK_BUS_HSTIMER] = &bus_hstimer_clk.common.hw,
+ [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
+ [CLK_BUS_OTG] = &bus_otg_clk.common.hw,
+ [CLK_BUS_EHCI0] = &bus_ehci0_clk.common.hw,
+ [CLK_BUS_OHCI0] = &bus_ohci0_clk.common.hw,
+ [CLK_BUS_VE] = &bus_ve_clk.common.hw,
+ [CLK_BUS_TCON0] = &bus_tcon0_clk.common.hw,
+ [CLK_BUS_CSI] = &bus_csi_clk.common.hw,
+ [CLK_BUS_DE] = &bus_de_clk.common.hw,
+ [CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
+ [CLK_BUS_PIO] = &bus_pio_clk.common.hw,
+ [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
+ [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
+ [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
+ [CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
+ [CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
+ [CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
+ [CLK_BUS_EPHY] = &bus_ephy_clk.common.hw,
+ [CLK_BUS_DBG] = &bus_dbg_clk.common.hw,
+ [CLK_MMC0] = &mmc0_clk.common.hw,
+ [CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw,
+ [CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw,
+ [CLK_MMC1] = &mmc1_clk.common.hw,
+ [CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw,
+ [CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw,
+ [CLK_MMC2] = &mmc2_clk.common.hw,
+ [CLK_MMC2_SAMPLE] = &mmc2_sample_clk.common.hw,
+ [CLK_MMC2_OUTPUT] = &mmc2_output_clk.common.hw,
+ [CLK_CE] = &ce_clk.common.hw,
+ [CLK_SPI0] = &spi0_clk.common.hw,
+ [CLK_I2S0] = &i2s0_clk.common.hw,
+ [CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
+ [CLK_USB_OHCI0] = &usb_ohci0_clk.common.hw,
+ [CLK_DRAM] = &dram_clk.common.hw,
+ [CLK_DRAM_VE] = &dram_ve_clk.common.hw,
+ [CLK_DRAM_CSI] = &dram_csi_clk.common.hw,
+ [CLK_DRAM_EHCI] = &dram_ehci_clk.common.hw,
+ [CLK_DRAM_OHCI] = &dram_ohci_clk.common.hw,
+ [CLK_DE] = &de_clk.common.hw,
+ [CLK_TCON0] = &tcon_clk.common.hw,
+ [CLK_CSI_MISC] = &csi_misc_clk.common.hw,
+ [CLK_CSI0_MCLK] = &csi0_mclk_clk.common.hw,
+ [CLK_CSI1_SCLK] = &csi1_sclk_clk.common.hw,
+ [CLK_CSI1_MCLK] = &csi1_mclk_clk.common.hw,
+ [CLK_VE] = &ve_clk.common.hw,
+ [CLK_AC_DIG] = &ac_dig_clk.common.hw,
+ [CLK_AVS] = &avs_clk.common.hw,
+ [CLK_MBUS] = &mbus_clk.common.hw,
+ [CLK_MIPI_CSI] = &mipi_csi_clk.common.hw,
+ },
+ .num = CLK_NUMBER,
+};
+
static struct ccu_reset_map sun8i_v3s_ccu_resets[] = {
[RST_USB_PHY0] = { 0x0cc, BIT(0) },
@@ -542,7 +722,7 @@
[RST_BUS_OHCI0] = { 0x2c0, BIT(29) },
[RST_BUS_VE] = { 0x2c4, BIT(0) },
- [RST_BUS_TCON0] = { 0x2c4, BIT(3) },
+ [RST_BUS_TCON0] = { 0x2c4, BIT(4) },
[RST_BUS_CSI] = { 0x2c4, BIT(8) },
[RST_BUS_DE] = { 0x2c4, BIT(12) },
[RST_BUS_DBG] = { 0x2c4, BIT(31) },
@@ -558,6 +738,42 @@
[RST_BUS_UART2] = { 0x2d8, BIT(18) },
};
+static struct ccu_reset_map sun8i_v3_ccu_resets[] = {
+ [RST_USB_PHY0] = { 0x0cc, BIT(0) },
+
+ [RST_MBUS] = { 0x0fc, BIT(31) },
+
+ [RST_BUS_CE] = { 0x2c0, BIT(5) },
+ [RST_BUS_DMA] = { 0x2c0, BIT(6) },
+ [RST_BUS_MMC0] = { 0x2c0, BIT(8) },
+ [RST_BUS_MMC1] = { 0x2c0, BIT(9) },
+ [RST_BUS_MMC2] = { 0x2c0, BIT(10) },
+ [RST_BUS_DRAM] = { 0x2c0, BIT(14) },
+ [RST_BUS_EMAC] = { 0x2c0, BIT(17) },
+ [RST_BUS_HSTIMER] = { 0x2c0, BIT(19) },
+ [RST_BUS_SPI0] = { 0x2c0, BIT(20) },
+ [RST_BUS_OTG] = { 0x2c0, BIT(24) },
+ [RST_BUS_EHCI0] = { 0x2c0, BIT(26) },
+ [RST_BUS_OHCI0] = { 0x2c0, BIT(29) },
+
+ [RST_BUS_VE] = { 0x2c4, BIT(0) },
+ [RST_BUS_TCON0] = { 0x2c4, BIT(4) },
+ [RST_BUS_CSI] = { 0x2c4, BIT(8) },
+ [RST_BUS_DE] = { 0x2c4, BIT(12) },
+ [RST_BUS_DBG] = { 0x2c4, BIT(31) },
+
+ [RST_BUS_EPHY] = { 0x2c8, BIT(2) },
+
+ [RST_BUS_CODEC] = { 0x2d0, BIT(0) },
+ [RST_BUS_I2S0] = { 0x2d0, BIT(12) },
+
+ [RST_BUS_I2C0] = { 0x2d8, BIT(0) },
+ [RST_BUS_I2C1] = { 0x2d8, BIT(1) },
+ [RST_BUS_UART0] = { 0x2d8, BIT(16) },
+ [RST_BUS_UART1] = { 0x2d8, BIT(17) },
+ [RST_BUS_UART2] = { 0x2d8, BIT(18) },
+};
+
static const struct sunxi_ccu_desc sun8i_v3s_ccu_desc = {
.ccu_clks = sun8i_v3s_ccu_clks,
.num_ccu_clks = ARRAY_SIZE(sun8i_v3s_ccu_clks),
@@ -568,7 +784,18 @@
.num_resets = ARRAY_SIZE(sun8i_v3s_ccu_resets),
};
-static void __init sun8i_v3s_ccu_setup(struct device_node *node)
+static const struct sunxi_ccu_desc sun8i_v3_ccu_desc = {
+ .ccu_clks = sun8i_v3_ccu_clks,
+ .num_ccu_clks = ARRAY_SIZE(sun8i_v3_ccu_clks),
+
+ .hw_clks = &sun8i_v3_hw_clks,
+
+ .resets = sun8i_v3_ccu_resets,
+ .num_resets = ARRAY_SIZE(sun8i_v3_ccu_resets),
+};
+
+static void __init sun8i_v3_v3s_ccu_init(struct device_node *node,
+ const struct sunxi_ccu_desc *ccu_desc)
{
void __iomem *reg;
u32 val;
@@ -584,7 +811,21 @@
val &= ~GENMASK(19, 16);
writel(val | (3 << 16), reg + SUN8I_V3S_PLL_AUDIO_REG);
- sunxi_ccu_probe(node, reg, &sun8i_v3s_ccu_desc);
+ sunxi_ccu_probe(node, reg, ccu_desc);
}
+
+static void __init sun8i_v3s_ccu_setup(struct device_node *node)
+{
+ sun8i_v3_v3s_ccu_init(node, &sun8i_v3s_ccu_desc);
+}
+
+static void __init sun8i_v3_ccu_setup(struct device_node *node)
+{
+ sun8i_v3_v3s_ccu_init(node, &sun8i_v3_ccu_desc);
+}
+
CLK_OF_DECLARE(sun8i_v3s_ccu, "allwinner,sun8i-v3s-ccu",
sun8i_v3s_ccu_setup);
+
+CLK_OF_DECLARE(sun8i_v3_ccu, "allwinner,sun8i-v3-ccu",
+ sun8i_v3_ccu_setup);
diff --git a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.h b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.h
index 4a4d36f..b0160d3 100644
--- a/drivers/clk/sunxi-ng/ccu-sun8i-v3s.h
+++ b/drivers/clk/sunxi-ng/ccu-sun8i-v3s.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.xyz>
*
* Based on ccu-sun8i-h3.h, which is:
* Copyright (c) 2016 Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN8I_H3_H_
@@ -29,7 +20,7 @@
#define CLK_PLL_AUDIO_8X 5
#define CLK_PLL_VIDEO 6
#define CLK_PLL_VE 7
-#define CLK_PLL_DDR 8
+#define CLK_PLL_DDR0 8
#define CLK_PLL_PERIPH0 9
#define CLK_PLL_PERIPH0_2X 10
#define CLK_PLL_ISP 11
@@ -58,6 +49,8 @@
/* And the GPU module clock is exported */
-#define CLK_NUMBER (CLK_MIPI_CSI + 1)
+#define CLK_PLL_DDR1 74
+
+#define CLK_NUMBER (CLK_I2S0 + 1)
#endif /* _CCU_SUN8I_H3_H_ */
diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c b/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c
index 6d11658..6616e81 100644
--- a/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c
+++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Chen-Yu Tsai. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk.h>
diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.h b/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.h
index a476904..e7a408c 100644
--- a/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.h
+++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80-de.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN9I_A80_DE_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c b/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c
index 1d76f24..4b4a507 100644
--- a/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c
+++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.c
@@ -1,14 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Chen-Yu Tsai. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk.h>
@@ -22,18 +14,26 @@
#include "ccu-sun9i-a80-usb.h"
-static SUNXI_CCU_GATE(bus_hci0_clk, "bus-hci0", "bus-usb", 0x0, BIT(1), 0);
-static SUNXI_CCU_GATE(usb_ohci0_clk, "usb-ohci0", "osc24M", 0x0, BIT(2), 0);
-static SUNXI_CCU_GATE(bus_hci1_clk, "bus-hci1", "bus-usb", 0x0, BIT(3), 0);
-static SUNXI_CCU_GATE(bus_hci2_clk, "bus-hci2", "bus-usb", 0x0, BIT(5), 0);
-static SUNXI_CCU_GATE(usb_ohci2_clk, "usb-ohci2", "osc24M", 0x0, BIT(6), 0);
+static const struct clk_parent_data clk_parent_hosc[] = {
+ { .fw_name = "hosc" },
+};
-static SUNXI_CCU_GATE(usb0_phy_clk, "usb0-phy", "osc24M", 0x4, BIT(1), 0);
-static SUNXI_CCU_GATE(usb1_hsic_clk, "usb1-hsic", "osc24M", 0x4, BIT(2), 0);
-static SUNXI_CCU_GATE(usb1_phy_clk, "usb1-phy", "osc24M", 0x4, BIT(3), 0);
-static SUNXI_CCU_GATE(usb2_hsic_clk, "usb2-hsic", "osc24M", 0x4, BIT(4), 0);
-static SUNXI_CCU_GATE(usb2_phy_clk, "usb2-phy", "osc24M", 0x4, BIT(5), 0);
-static SUNXI_CCU_GATE(usb_hsic_clk, "usb-hsic", "osc24M", 0x4, BIT(10), 0);
+static const struct clk_parent_data clk_parent_bus[] = {
+ { .fw_name = "bus" },
+};
+
+static SUNXI_CCU_GATE_DATA(bus_hci0_clk, "bus-hci0", clk_parent_bus, 0x0, BIT(1), 0);
+static SUNXI_CCU_GATE_DATA(usb_ohci0_clk, "usb-ohci0", clk_parent_hosc, 0x0, BIT(2), 0);
+static SUNXI_CCU_GATE_DATA(bus_hci1_clk, "bus-hci1", clk_parent_bus, 0x0, BIT(3), 0);
+static SUNXI_CCU_GATE_DATA(bus_hci2_clk, "bus-hci2", clk_parent_bus, 0x0, BIT(5), 0);
+static SUNXI_CCU_GATE_DATA(usb_ohci2_clk, "usb-ohci2", clk_parent_hosc, 0x0, BIT(6), 0);
+
+static SUNXI_CCU_GATE_DATA(usb0_phy_clk, "usb0-phy", clk_parent_hosc, 0x4, BIT(1), 0);
+static SUNXI_CCU_GATE_DATA(usb1_hsic_clk, "usb1-hsic", clk_parent_hosc, 0x4, BIT(2), 0);
+static SUNXI_CCU_GATE_DATA(usb1_phy_clk, "usb1-phy", clk_parent_hosc, 0x4, BIT(3), 0);
+static SUNXI_CCU_GATE_DATA(usb2_hsic_clk, "usb2-hsic", clk_parent_hosc, 0x4, BIT(4), 0);
+static SUNXI_CCU_GATE_DATA(usb2_phy_clk, "usb2-phy", clk_parent_hosc, 0x4, BIT(5), 0);
+static SUNXI_CCU_GATE_DATA(usb_hsic_clk, "usb-hsic", clk_parent_hosc, 0x4, BIT(10), 0);
static struct ccu_common *sun9i_a80_usb_clks[] = {
&bus_hci0_clk.common,
diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.h b/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.h
index a184280..a0372eb 100644
--- a/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.h
+++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80-usb.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN9I_A80_USB_H_
diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80.c b/drivers/clk/sunxi-ng/ccu-sun9i-a80.c
index 8936ef8..ef29582 100644
--- a/drivers/clk/sunxi-ng/ccu-sun9i-a80.c
+++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80.c
@@ -1,17 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2016 Chen-Yu Tsai. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
@@ -1231,7 +1224,7 @@
/* Enforce d1 = 0, d2 = 0 for Audio PLL */
val = readl(reg + SUN9I_A80_PLL_AUDIO_REG);
- val &= (BIT(16) & BIT(18));
+ val &= ~(BIT(16) | BIT(18));
writel(val, reg + SUN9I_A80_PLL_AUDIO_REG);
/* Enforce P = 1 for both CPU cluster PLLs */
diff --git a/drivers/clk/sunxi-ng/ccu-sun9i-a80.h b/drivers/clk/sunxi-ng/ccu-sun9i-a80.h
index 3156623..8377b6d 100644
--- a/drivers/clk/sunxi-ng/ccu-sun9i-a80.h
+++ b/drivers/clk/sunxi-ng/ccu-sun9i-a80.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright 2016 Chen-Yu Tsai
*
* Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SUN9I_A80_H_
diff --git a/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c b/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c
new file mode 100644
index 0000000..7ecc3a5
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.c
@@ -0,0 +1,551 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2016 Icenowy Zheng <icenowy@aosc.io>
+ *
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/of_address.h>
+
+#include "ccu_common.h"
+#include "ccu_reset.h"
+
+#include "ccu_div.h"
+#include "ccu_gate.h"
+#include "ccu_mp.h"
+#include "ccu_mult.h"
+#include "ccu_nk.h"
+#include "ccu_nkm.h"
+#include "ccu_nkmp.h"
+#include "ccu_nm.h"
+#include "ccu_phase.h"
+
+#include "ccu-suniv-f1c100s.h"
+
+static struct ccu_nkmp pll_cpu_clk = {
+ .enable = BIT(31),
+ .lock = BIT(28),
+
+ .n = _SUNXI_CCU_MULT(8, 5),
+ .k = _SUNXI_CCU_MULT(4, 2),
+ .m = _SUNXI_CCU_DIV(0, 2),
+ /* MAX is guessed by the BSP table */
+ .p = _SUNXI_CCU_DIV_MAX(16, 2, 4),
+
+ .common = {
+ .reg = 0x000,
+ .hw.init = CLK_HW_INIT("pll-cpu", "osc24M",
+ &ccu_nkmp_ops,
+ CLK_SET_RATE_UNGATE),
+ },
+};
+
+/*
+ * The Audio PLL is supposed to have 4 outputs: 3 fixed factors from
+ * the base (2x, 4x and 8x), and one variable divider (the one true
+ * pll audio).
+ *
+ * We don't have any need for the variable divider for now, so we just
+ * hardcode it to match with the clock names
+ */
+#define SUNIV_PLL_AUDIO_REG 0x008
+
+static SUNXI_CCU_NM_WITH_GATE_LOCK(pll_audio_base_clk, "pll-audio-base",
+ "osc24M", 0x008,
+ 8, 7, /* N */
+ 0, 5, /* M */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
+
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_video_clk, "pll-video",
+ "osc24M", 0x010,
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
+
+static SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK(pll_ve_clk, "pll-ve",
+ "osc24M", 0x018,
+ 8, 7, /* N */
+ 0, 4, /* M */
+ BIT(24), /* frac enable */
+ BIT(25), /* frac select */
+ 270000000, /* frac rate 0 */
+ 297000000, /* frac rate 1 */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_SET_RATE_UNGATE);
+
+static SUNXI_CCU_NKM_WITH_GATE_LOCK(pll_ddr0_clk, "pll-ddr",
+ "osc24M", 0x020,
+ 8, 5, /* N */
+ 4, 2, /* K */
+ 0, 2, /* M */
+ BIT(31), /* gate */
+ BIT(28), /* lock */
+ CLK_IS_CRITICAL);
+
+static struct ccu_nk pll_periph_clk = {
+ .enable = BIT(31),
+ .lock = BIT(28),
+ .k = _SUNXI_CCU_MULT(4, 2),
+ .n = _SUNXI_CCU_MULT(8, 5),
+ .common = {
+ .reg = 0x028,
+ .hw.init = CLK_HW_INIT("pll-periph", "osc24M",
+ &ccu_nk_ops, 0),
+ },
+};
+
+static const char * const cpu_parents[] = { "osc32k", "osc24M",
+ "pll-cpu", "pll-cpu" };
+static SUNXI_CCU_MUX(cpu_clk, "cpu", cpu_parents,
+ 0x050, 16, 2, CLK_IS_CRITICAL | CLK_SET_RATE_PARENT);
+
+static const char * const ahb_parents[] = { "osc32k", "osc24M",
+ "cpu", "pll-periph" };
+static const struct ccu_mux_var_prediv ahb_predivs[] = {
+ { .index = 3, .shift = 6, .width = 2 },
+};
+static struct ccu_div ahb_clk = {
+ .div = _SUNXI_CCU_DIV_FLAGS(4, 2, CLK_DIVIDER_POWER_OF_TWO),
+
+ .mux = {
+ .shift = 12,
+ .width = 2,
+
+ .var_predivs = ahb_predivs,
+ .n_var_predivs = ARRAY_SIZE(ahb_predivs),
+ },
+
+ .common = {
+ .reg = 0x054,
+ .features = CCU_FEATURE_VARIABLE_PREDIV,
+ .hw.init = CLK_HW_INIT_PARENTS("ahb",
+ ahb_parents,
+ &ccu_div_ops,
+ 0),
+ },
+};
+
+static struct clk_div_table apb_div_table[] = {
+ { .val = 0, .div = 2 },
+ { .val = 1, .div = 2 },
+ { .val = 2, .div = 4 },
+ { .val = 3, .div = 8 },
+ { /* Sentinel */ },
+};
+static SUNXI_CCU_DIV_TABLE(apb_clk, "apb", "ahb",
+ 0x054, 8, 2, apb_div_table, 0);
+
+static SUNXI_CCU_GATE(bus_dma_clk, "bus-dma", "ahb",
+ 0x060, BIT(6), 0);
+static SUNXI_CCU_GATE(bus_mmc0_clk, "bus-mmc0", "ahb",
+ 0x060, BIT(8), 0);
+static SUNXI_CCU_GATE(bus_mmc1_clk, "bus-mmc1", "ahb",
+ 0x060, BIT(9), 0);
+static SUNXI_CCU_GATE(bus_dram_clk, "bus-dram", "ahb",
+ 0x060, BIT(14), 0);
+static SUNXI_CCU_GATE(bus_spi0_clk, "bus-spi0", "ahb",
+ 0x060, BIT(20), 0);
+static SUNXI_CCU_GATE(bus_spi1_clk, "bus-spi1", "ahb",
+ 0x060, BIT(21), 0);
+static SUNXI_CCU_GATE(bus_otg_clk, "bus-otg", "ahb",
+ 0x060, BIT(24), 0);
+
+static SUNXI_CCU_GATE(bus_ve_clk, "bus-ve", "ahb",
+ 0x064, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_lcd_clk, "bus-lcd", "ahb",
+ 0x064, BIT(4), 0);
+static SUNXI_CCU_GATE(bus_deinterlace_clk, "bus-deinterlace", "ahb",
+ 0x064, BIT(5), 0);
+static SUNXI_CCU_GATE(bus_csi_clk, "bus-csi", "ahb",
+ 0x064, BIT(8), 0);
+static SUNXI_CCU_GATE(bus_tvd_clk, "bus-tvd", "ahb",
+ 0x064, BIT(9), 0);
+static SUNXI_CCU_GATE(bus_tve_clk, "bus-tve", "ahb",
+ 0x064, BIT(10), 0);
+static SUNXI_CCU_GATE(bus_de_be_clk, "bus-de-be", "ahb",
+ 0x064, BIT(12), 0);
+static SUNXI_CCU_GATE(bus_de_fe_clk, "bus-de-fe", "ahb",
+ 0x064, BIT(14), 0);
+
+static SUNXI_CCU_GATE(bus_codec_clk, "bus-codec", "apb",
+ 0x068, BIT(0), 0);
+static SUNXI_CCU_GATE(bus_spdif_clk, "bus-spdif", "apb",
+ 0x068, BIT(1), 0);
+static SUNXI_CCU_GATE(bus_ir_clk, "bus-ir", "apb",
+ 0x068, BIT(2), 0);
+static SUNXI_CCU_GATE(bus_rsb_clk, "bus-rsb", "apb",
+ 0x068, BIT(3), 0);
+static SUNXI_CCU_GATE(bus_i2s0_clk, "bus-i2s0", "apb",
+ 0x068, BIT(12), 0);
+static SUNXI_CCU_GATE(bus_i2c0_clk, "bus-i2c0", "apb",
+ 0x068, BIT(16), 0);
+static SUNXI_CCU_GATE(bus_i2c1_clk, "bus-i2c1", "apb",
+ 0x068, BIT(17), 0);
+static SUNXI_CCU_GATE(bus_i2c2_clk, "bus-i2c2", "apb",
+ 0x068, BIT(18), 0);
+static SUNXI_CCU_GATE(bus_pio_clk, "bus-pio", "apb",
+ 0x068, BIT(19), 0);
+static SUNXI_CCU_GATE(bus_uart0_clk, "bus-uart0", "apb",
+ 0x068, BIT(20), 0);
+static SUNXI_CCU_GATE(bus_uart1_clk, "bus-uart1", "apb",
+ 0x068, BIT(21), 0);
+static SUNXI_CCU_GATE(bus_uart2_clk, "bus-uart2", "apb",
+ 0x068, BIT(22), 0);
+
+static const char * const mod0_default_parents[] = { "osc24M", "pll-periph" };
+static SUNXI_CCU_MP_WITH_MUX_GATE(mmc0_clk, "mmc0", mod0_default_parents, 0x088,
+ 0, 4, /* M */
+ 16, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_PHASE(mmc0_sample_clk, "mmc0_sample", "mmc0",
+ 0x088, 20, 3, 0);
+static SUNXI_CCU_PHASE(mmc0_output_clk, "mmc0_output", "mmc0",
+ 0x088, 8, 3, 0);
+
+static SUNXI_CCU_MP_WITH_MUX_GATE(mmc1_clk, "mmc1", mod0_default_parents, 0x08c,
+ 0, 4, /* M */
+ 16, 2, /* P */
+ 24, 2, /* mux */
+ BIT(31), /* gate */
+ 0);
+
+static SUNXI_CCU_PHASE(mmc1_sample_clk, "mmc1_sample", "mmc1",
+ 0x08c, 20, 3, 0);
+static SUNXI_CCU_PHASE(mmc1_output_clk, "mmc1_output", "mmc1",
+ 0x08c, 8, 3, 0);
+
+static const char * const i2s_spdif_parents[] = { "pll-audio-8x",
+ "pll-audio-4x",
+ "pll-audio-2x",
+ "pll-audio" };
+
+static SUNXI_CCU_MUX_WITH_GATE(i2s_clk, "i2s", i2s_spdif_parents,
+ 0x0b0, 16, 2, BIT(31), 0);
+
+static SUNXI_CCU_MUX_WITH_GATE(spdif_clk, "spdif", i2s_spdif_parents,
+ 0x0b4, 16, 2, BIT(31), 0);
+
+/* The BSP header file has a CIR_CFG, but no mod clock uses this definition */
+
+static SUNXI_CCU_GATE(usb_phy0_clk, "usb-phy0", "osc24M",
+ 0x0cc, BIT(1), 0);
+
+static SUNXI_CCU_GATE(dram_ve_clk, "dram-ve", "pll-ddr",
+ 0x100, BIT(0), 0);
+static SUNXI_CCU_GATE(dram_csi_clk, "dram-csi", "pll-ddr",
+ 0x100, BIT(1), 0);
+static SUNXI_CCU_GATE(dram_deinterlace_clk, "dram-deinterlace",
+ "pll-ddr", 0x100, BIT(2), 0);
+static SUNXI_CCU_GATE(dram_tvd_clk, "dram-tvd", "pll-ddr",
+ 0x100, BIT(3), 0);
+static SUNXI_CCU_GATE(dram_de_fe_clk, "dram-de-fe", "pll-ddr",
+ 0x100, BIT(24), 0);
+static SUNXI_CCU_GATE(dram_de_be_clk, "dram-de-be", "pll-ddr",
+ 0x100, BIT(26), 0);
+
+static const char * const de_parents[] = { "pll-video", "pll-periph" };
+static const u8 de_table[] = { 0, 2, };
+static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_be_clk, "de-be",
+ de_parents, de_table,
+ 0x104, 0, 4, 24, 3, BIT(31), 0);
+
+static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(de_fe_clk, "de-fe",
+ de_parents, de_table,
+ 0x10c, 0, 4, 24, 3, BIT(31), 0);
+
+static const char * const tcon_parents[] = { "pll-video", "pll-video-2x" };
+static const u8 tcon_table[] = { 0, 2, };
+static SUNXI_CCU_MUX_TABLE_WITH_GATE(tcon_clk, "tcon",
+ tcon_parents, tcon_table,
+ 0x118, 24, 3, BIT(31),
+ CLK_SET_RATE_PARENT);
+
+static const char * const deinterlace_parents[] = { "pll-video",
+ "pll-video-2x" };
+static const u8 deinterlace_table[] = { 0, 2, };
+static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(deinterlace_clk, "deinterlace",
+ deinterlace_parents, deinterlace_table,
+ 0x11c, 0, 4, 24, 3, BIT(31), 0);
+
+static const char * const tve_clk2_parents[] = { "pll-video",
+ "pll-video-2x" };
+static const u8 tve_clk2_table[] = { 0, 2, };
+static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(tve_clk2_clk, "tve-clk2",
+ tve_clk2_parents, tve_clk2_table,
+ 0x120, 0, 4, 24, 3, BIT(31), 0);
+static SUNXI_CCU_M_WITH_GATE(tve_clk1_clk, "tve-clk1", "tve-clk2",
+ 0x120, 8, 1, BIT(15), 0);
+
+static const char * const tvd_parents[] = { "pll-video", "osc24M",
+ "pll-video-2x" };
+static SUNXI_CCU_M_WITH_MUX_GATE(tvd_clk, "tvd", tvd_parents,
+ 0x124, 0, 4, 24, 3, BIT(31), 0);
+
+static const char * const csi_parents[] = { "pll-video", "osc24M" };
+static const u8 csi_table[] = { 0, 5, };
+static SUNXI_CCU_M_WITH_MUX_TABLE_GATE(csi_clk, "csi", csi_parents, csi_table,
+ 0x120, 0, 4, 8, 3, BIT(15), 0);
+
+/*
+ * TODO: BSP says the parent is pll-audio, however common sense and experience
+ * told us it should be pll-ve. pll-ve is totally not used in BSP code.
+ */
+static SUNXI_CCU_GATE(ve_clk, "ve", "pll-audio", 0x13c, BIT(31), 0);
+
+static SUNXI_CCU_GATE(codec_clk, "codec", "pll-audio", 0x140, BIT(31), 0);
+
+static SUNXI_CCU_GATE(avs_clk, "avs", "osc24M", 0x144, BIT(31), 0);
+
+static struct ccu_common *suniv_ccu_clks[] = {
+ &pll_cpu_clk.common,
+ &pll_audio_base_clk.common,
+ &pll_video_clk.common,
+ &pll_ve_clk.common,
+ &pll_ddr0_clk.common,
+ &pll_periph_clk.common,
+ &cpu_clk.common,
+ &ahb_clk.common,
+ &apb_clk.common,
+ &bus_dma_clk.common,
+ &bus_mmc0_clk.common,
+ &bus_mmc1_clk.common,
+ &bus_dram_clk.common,
+ &bus_spi0_clk.common,
+ &bus_spi1_clk.common,
+ &bus_otg_clk.common,
+ &bus_ve_clk.common,
+ &bus_lcd_clk.common,
+ &bus_deinterlace_clk.common,
+ &bus_csi_clk.common,
+ &bus_tve_clk.common,
+ &bus_tvd_clk.common,
+ &bus_de_be_clk.common,
+ &bus_de_fe_clk.common,
+ &bus_codec_clk.common,
+ &bus_spdif_clk.common,
+ &bus_ir_clk.common,
+ &bus_rsb_clk.common,
+ &bus_i2s0_clk.common,
+ &bus_i2c0_clk.common,
+ &bus_i2c1_clk.common,
+ &bus_i2c2_clk.common,
+ &bus_pio_clk.common,
+ &bus_uart0_clk.common,
+ &bus_uart1_clk.common,
+ &bus_uart2_clk.common,
+ &mmc0_clk.common,
+ &mmc0_sample_clk.common,
+ &mmc0_output_clk.common,
+ &mmc1_clk.common,
+ &mmc1_sample_clk.common,
+ &mmc1_output_clk.common,
+ &i2s_clk.common,
+ &spdif_clk.common,
+ &usb_phy0_clk.common,
+ &dram_ve_clk.common,
+ &dram_csi_clk.common,
+ &dram_deinterlace_clk.common,
+ &dram_tvd_clk.common,
+ &dram_de_fe_clk.common,
+ &dram_de_be_clk.common,
+ &de_be_clk.common,
+ &de_fe_clk.common,
+ &tcon_clk.common,
+ &deinterlace_clk.common,
+ &tve_clk2_clk.common,
+ &tve_clk1_clk.common,
+ &tvd_clk.common,
+ &csi_clk.common,
+ &ve_clk.common,
+ &codec_clk.common,
+ &avs_clk.common,
+};
+
+static const struct clk_hw *clk_parent_pll_audio[] = {
+ &pll_audio_base_clk.common.hw
+};
+
+static CLK_FIXED_FACTOR_HWS(pll_audio_clk, "pll-audio",
+ clk_parent_pll_audio,
+ 4, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_2x_clk, "pll-audio-2x",
+ clk_parent_pll_audio,
+ 2, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_4x_clk, "pll-audio-4x",
+ clk_parent_pll_audio,
+ 1, 1, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HWS(pll_audio_8x_clk, "pll-audio-8x",
+ clk_parent_pll_audio,
+ 1, 2, CLK_SET_RATE_PARENT);
+static CLK_FIXED_FACTOR_HW(pll_video_2x_clk, "pll-video-2x",
+ &pll_video_clk.common.hw,
+ 1, 2, 0);
+
+static struct clk_hw_onecell_data suniv_hw_clks = {
+ .hws = {
+ [CLK_PLL_CPU] = &pll_cpu_clk.common.hw,
+ [CLK_PLL_AUDIO_BASE] = &pll_audio_base_clk.common.hw,
+ [CLK_PLL_AUDIO] = &pll_audio_clk.hw,
+ [CLK_PLL_AUDIO_2X] = &pll_audio_2x_clk.hw,
+ [CLK_PLL_AUDIO_4X] = &pll_audio_4x_clk.hw,
+ [CLK_PLL_AUDIO_8X] = &pll_audio_8x_clk.hw,
+ [CLK_PLL_VIDEO] = &pll_video_clk.common.hw,
+ [CLK_PLL_VIDEO_2X] = &pll_video_2x_clk.hw,
+ [CLK_PLL_VE] = &pll_ve_clk.common.hw,
+ [CLK_PLL_DDR0] = &pll_ddr0_clk.common.hw,
+ [CLK_PLL_PERIPH] = &pll_periph_clk.common.hw,
+ [CLK_CPU] = &cpu_clk.common.hw,
+ [CLK_AHB] = &ahb_clk.common.hw,
+ [CLK_APB] = &apb_clk.common.hw,
+ [CLK_BUS_DMA] = &bus_dma_clk.common.hw,
+ [CLK_BUS_MMC0] = &bus_mmc0_clk.common.hw,
+ [CLK_BUS_MMC1] = &bus_mmc1_clk.common.hw,
+ [CLK_BUS_DRAM] = &bus_dram_clk.common.hw,
+ [CLK_BUS_SPI0] = &bus_spi0_clk.common.hw,
+ [CLK_BUS_SPI1] = &bus_spi1_clk.common.hw,
+ [CLK_BUS_OTG] = &bus_otg_clk.common.hw,
+ [CLK_BUS_VE] = &bus_ve_clk.common.hw,
+ [CLK_BUS_LCD] = &bus_lcd_clk.common.hw,
+ [CLK_BUS_DEINTERLACE] = &bus_deinterlace_clk.common.hw,
+ [CLK_BUS_CSI] = &bus_csi_clk.common.hw,
+ [CLK_BUS_TVD] = &bus_tvd_clk.common.hw,
+ [CLK_BUS_TVE] = &bus_tve_clk.common.hw,
+ [CLK_BUS_DE_BE] = &bus_de_be_clk.common.hw,
+ [CLK_BUS_DE_FE] = &bus_de_fe_clk.common.hw,
+ [CLK_BUS_CODEC] = &bus_codec_clk.common.hw,
+ [CLK_BUS_SPDIF] = &bus_spdif_clk.common.hw,
+ [CLK_BUS_IR] = &bus_ir_clk.common.hw,
+ [CLK_BUS_RSB] = &bus_rsb_clk.common.hw,
+ [CLK_BUS_I2S0] = &bus_i2s0_clk.common.hw,
+ [CLK_BUS_I2C0] = &bus_i2c0_clk.common.hw,
+ [CLK_BUS_I2C1] = &bus_i2c1_clk.common.hw,
+ [CLK_BUS_I2C2] = &bus_i2c2_clk.common.hw,
+ [CLK_BUS_PIO] = &bus_pio_clk.common.hw,
+ [CLK_BUS_UART0] = &bus_uart0_clk.common.hw,
+ [CLK_BUS_UART1] = &bus_uart1_clk.common.hw,
+ [CLK_BUS_UART2] = &bus_uart2_clk.common.hw,
+ [CLK_MMC0] = &mmc0_clk.common.hw,
+ [CLK_MMC0_SAMPLE] = &mmc0_sample_clk.common.hw,
+ [CLK_MMC0_OUTPUT] = &mmc0_output_clk.common.hw,
+ [CLK_MMC1] = &mmc1_clk.common.hw,
+ [CLK_MMC1_SAMPLE] = &mmc1_sample_clk.common.hw,
+ [CLK_MMC1_OUTPUT] = &mmc1_output_clk.common.hw,
+ [CLK_I2S] = &i2s_clk.common.hw,
+ [CLK_SPDIF] = &spdif_clk.common.hw,
+ [CLK_USB_PHY0] = &usb_phy0_clk.common.hw,
+ [CLK_DRAM_VE] = &dram_ve_clk.common.hw,
+ [CLK_DRAM_CSI] = &dram_csi_clk.common.hw,
+ [CLK_DRAM_DEINTERLACE] = &dram_deinterlace_clk.common.hw,
+ [CLK_DRAM_TVD] = &dram_tvd_clk.common.hw,
+ [CLK_DRAM_DE_FE] = &dram_de_fe_clk.common.hw,
+ [CLK_DRAM_DE_BE] = &dram_de_be_clk.common.hw,
+ [CLK_DE_BE] = &de_be_clk.common.hw,
+ [CLK_DE_FE] = &de_fe_clk.common.hw,
+ [CLK_TCON] = &tcon_clk.common.hw,
+ [CLK_DEINTERLACE] = &deinterlace_clk.common.hw,
+ [CLK_TVE2_CLK] = &tve_clk2_clk.common.hw,
+ [CLK_TVE1_CLK] = &tve_clk1_clk.common.hw,
+ [CLK_TVD] = &tvd_clk.common.hw,
+ [CLK_CSI] = &csi_clk.common.hw,
+ [CLK_VE] = &ve_clk.common.hw,
+ [CLK_CODEC] = &codec_clk.common.hw,
+ [CLK_AVS] = &avs_clk.common.hw,
+ },
+ .num = CLK_NUMBER,
+};
+
+static struct ccu_reset_map suniv_ccu_resets[] = {
+ [RST_USB_PHY0] = { 0x0cc, BIT(0) },
+
+ [RST_BUS_DMA] = { 0x2c0, BIT(6) },
+ [RST_BUS_MMC0] = { 0x2c0, BIT(8) },
+ [RST_BUS_MMC1] = { 0x2c0, BIT(9) },
+ [RST_BUS_DRAM] = { 0x2c0, BIT(14) },
+ [RST_BUS_SPI0] = { 0x2c0, BIT(20) },
+ [RST_BUS_SPI1] = { 0x2c0, BIT(21) },
+ [RST_BUS_OTG] = { 0x2c0, BIT(24) },
+ [RST_BUS_VE] = { 0x2c4, BIT(0) },
+ [RST_BUS_LCD] = { 0x2c4, BIT(4) },
+ [RST_BUS_DEINTERLACE] = { 0x2c4, BIT(5) },
+ [RST_BUS_CSI] = { 0x2c4, BIT(8) },
+ [RST_BUS_TVD] = { 0x2c4, BIT(9) },
+ [RST_BUS_TVE] = { 0x2c4, BIT(10) },
+ [RST_BUS_DE_BE] = { 0x2c4, BIT(12) },
+ [RST_BUS_DE_FE] = { 0x2c4, BIT(14) },
+ [RST_BUS_CODEC] = { 0x2d0, BIT(0) },
+ [RST_BUS_SPDIF] = { 0x2d0, BIT(1) },
+ [RST_BUS_IR] = { 0x2d0, BIT(2) },
+ [RST_BUS_RSB] = { 0x2d0, BIT(3) },
+ [RST_BUS_I2S0] = { 0x2d0, BIT(12) },
+ [RST_BUS_I2C0] = { 0x2d0, BIT(16) },
+ [RST_BUS_I2C1] = { 0x2d0, BIT(17) },
+ [RST_BUS_I2C2] = { 0x2d0, BIT(18) },
+ [RST_BUS_UART0] = { 0x2d0, BIT(20) },
+ [RST_BUS_UART1] = { 0x2d0, BIT(21) },
+ [RST_BUS_UART2] = { 0x2d0, BIT(22) },
+};
+
+static const struct sunxi_ccu_desc suniv_ccu_desc = {
+ .ccu_clks = suniv_ccu_clks,
+ .num_ccu_clks = ARRAY_SIZE(suniv_ccu_clks),
+
+ .hw_clks = &suniv_hw_clks,
+
+ .resets = suniv_ccu_resets,
+ .num_resets = ARRAY_SIZE(suniv_ccu_resets),
+};
+
+static struct ccu_pll_nb suniv_pll_cpu_nb = {
+ .common = &pll_cpu_clk.common,
+ /* copy from pll_cpu_clk */
+ .enable = BIT(31),
+ .lock = BIT(28),
+};
+
+static struct ccu_mux_nb suniv_cpu_nb = {
+ .common = &cpu_clk.common,
+ .cm = &cpu_clk.mux,
+ .delay_us = 1, /* > 8 clock cycles at 24 MHz */
+ .bypass_index = 1, /* index of 24 MHz oscillator */
+};
+
+static void __init suniv_f1c100s_ccu_setup(struct device_node *node)
+{
+ void __iomem *reg;
+ u32 val;
+
+ reg = of_io_request_and_map(node, 0, of_node_full_name(node));
+ if (IS_ERR(reg)) {
+ pr_err("%pOF: Could not map the clock registers\n", node);
+ return;
+ }
+
+ /* Force the PLL-Audio-1x divider to 4 */
+ val = readl(reg + SUNIV_PLL_AUDIO_REG);
+ val &= ~GENMASK(19, 16);
+ writel(val | (3 << 16), reg + SUNIV_PLL_AUDIO_REG);
+
+ sunxi_ccu_probe(node, reg, &suniv_ccu_desc);
+
+ /* Gate then ungate PLL CPU after any rate changes */
+ ccu_pll_notifier_register(&suniv_pll_cpu_nb);
+
+ /* Reparent CPU during PLL CPU rate changes */
+ ccu_mux_notifier_register(pll_cpu_clk.common.hw.clk,
+ &suniv_cpu_nb);
+}
+CLK_OF_DECLARE(suniv_f1c100s_ccu, "allwinner,suniv-f1c100s-ccu",
+ suniv_f1c100s_ccu_setup);
diff --git a/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.h b/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.h
new file mode 100644
index 0000000..b22484f
--- /dev/null
+++ b/drivers/clk/sunxi-ng/ccu-suniv-f1c100s.h
@@ -0,0 +1,34 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2017 Icenowy Zheng <icenowy@aosc.io>
+ *
+ */
+
+#ifndef _CCU_SUNIV_F1C100S_H_
+#define _CCU_SUNIV_F1C100S_H_
+
+#include <dt-bindings/clock/suniv-ccu-f1c100s.h>
+#include <dt-bindings/reset/suniv-ccu-f1c100s.h>
+
+#define CLK_PLL_CPU 0
+#define CLK_PLL_AUDIO_BASE 1
+#define CLK_PLL_AUDIO 2
+#define CLK_PLL_AUDIO_2X 3
+#define CLK_PLL_AUDIO_4X 4
+#define CLK_PLL_AUDIO_8X 5
+#define CLK_PLL_VIDEO 6
+#define CLK_PLL_VIDEO_2X 7
+#define CLK_PLL_VE 8
+#define CLK_PLL_DDR0 9
+#define CLK_PLL_PERIPH 10
+
+/* CPU clock is exported */
+
+#define CLK_AHB 12
+#define CLK_APB 13
+
+/* All bus gates, DRAM gates and mod clocks are exported */
+
+#define CLK_NUMBER (CLK_AVS + 1)
+
+#endif /* _CCU_SUNIV_F1C100S_H_ */
diff --git a/drivers/clk/sunxi-ng/ccu_common.c b/drivers/clk/sunxi-ng/ccu_common.c
index 40aac31..2e20e65 100644
--- a/drivers/clk/sunxi-ng/ccu_common.c
+++ b/drivers/clk/sunxi-ng/ccu_common.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright 2016 Maxime Ripard
*
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk.h>
@@ -106,14 +97,15 @@
for (i = 0; i < desc->hw_clks->num ; i++) {
struct clk_hw *hw = desc->hw_clks->hws[i];
+ const char *name;
if (!hw)
continue;
- ret = clk_hw_register(NULL, hw);
+ name = hw->init->name;
+ ret = of_clk_hw_register(node, hw);
if (ret) {
- pr_err("Couldn't register clock %d - %s\n",
- i, clk_hw_get_name(hw));
+ pr_err("Couldn't register clock %d - %s\n", i, name);
goto err_clk_unreg;
}
}
diff --git a/drivers/clk/sunxi-ng/ccu_common.h b/drivers/clk/sunxi-ng/ccu_common.h
index 568cfae..04e7a12 100644
--- a/drivers/clk/sunxi-ng/ccu_common.h
+++ b/drivers/clk/sunxi-ng/ccu_common.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _COMMON_H_
diff --git a/drivers/clk/sunxi-ng/ccu_div.c b/drivers/clk/sunxi-ng/ccu_div.c
index 302a18e..4c29708 100644
--- a/drivers/clk/sunxi-ng/ccu_div.c
+++ b/drivers/clk/sunxi-ng/ccu_div.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_div.h"
diff --git a/drivers/clk/sunxi-ng/ccu_div.h b/drivers/clk/sunxi-ng/ccu_div.h
index f3a5028..6682fde 100644
--- a/drivers/clk/sunxi-ng/ccu_div.h
+++ b/drivers/clk/sunxi-ng/ccu_div.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_DIV_H_
diff --git a/drivers/clk/sunxi-ng/ccu_frac.c b/drivers/clk/sunxi-ng/ccu_frac.c
index d1d168d..44fcded 100644
--- a/drivers/clk/sunxi-ng/ccu_frac.c
+++ b/drivers/clk/sunxi-ng/ccu_frac.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/spinlock.h>
#include "ccu_frac.h"
diff --git a/drivers/clk/sunxi-ng/ccu_frac.h b/drivers/clk/sunxi-ng/ccu_frac.h
index efe2dd6..a4e8d7d 100644
--- a/drivers/clk/sunxi-ng/ccu_frac.h
+++ b/drivers/clk/sunxi-ng/ccu_frac.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_FRAC_H_
diff --git a/drivers/clk/sunxi-ng/ccu_gate.c b/drivers/clk/sunxi-ng/ccu_gate.c
index cd069d5..3d5ca09 100644
--- a/drivers/clk/sunxi-ng/ccu_gate.c
+++ b/drivers/clk/sunxi-ng/ccu_gate.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
diff --git a/drivers/clk/sunxi-ng/ccu_gate.h b/drivers/clk/sunxi-ng/ccu_gate.h
index 4466169..c386689 100644
--- a/drivers/clk/sunxi-ng/ccu_gate.h
+++ b/drivers/clk/sunxi-ng/ccu_gate.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_GATE_H_
@@ -36,6 +28,59 @@
} \
}
+#define SUNXI_CCU_GATE_HW(_struct, _name, _parent, _reg, _gate, _flags) \
+ struct ccu_gate _struct = { \
+ .enable = _gate, \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = CLK_HW_INIT_HW(_name, \
+ _parent, \
+ &ccu_gate_ops, \
+ _flags), \
+ } \
+ }
+
+#define SUNXI_CCU_GATE_FW(_struct, _name, _parent, _reg, _gate, _flags) \
+ struct ccu_gate _struct = { \
+ .enable = _gate, \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = CLK_HW_INIT_FW_NAME(_name, \
+ _parent, \
+ &ccu_gate_ops, \
+ _flags), \
+ } \
+ }
+
+/*
+ * The following two macros allow the re-use of the data structure
+ * holding the parent info.
+ */
+#define SUNXI_CCU_GATE_HWS(_struct, _name, _parent, _reg, _gate, _flags) \
+ struct ccu_gate _struct = { \
+ .enable = _gate, \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = CLK_HW_INIT_HWS(_name, \
+ _parent, \
+ &ccu_gate_ops, \
+ _flags), \
+ } \
+ }
+
+#define SUNXI_CCU_GATE_DATA(_struct, _name, _data, _reg, _gate, _flags) \
+ struct ccu_gate _struct = { \
+ .enable = _gate, \
+ .common = { \
+ .reg = _reg, \
+ .hw.init = \
+ CLK_HW_INIT_PARENTS_DATA(_name, \
+ _data, \
+ &ccu_gate_ops, \
+ _flags), \
+ } \
+ }
+
static inline struct ccu_gate *hw_to_ccu_gate(struct clk_hw *hw)
{
struct ccu_common *common = hw_to_ccu_common(hw);
diff --git a/drivers/clk/sunxi-ng/ccu_mmc_timing.c b/drivers/clk/sunxi-ng/ccu_mmc_timing.c
index f9869f7..de33414 100644
--- a/drivers/clk/sunxi-ng/ccu_mmc_timing.c
+++ b/drivers/clk/sunxi-ng/ccu_mmc_timing.c
@@ -1,18 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2017 Chen-Yu Tsai. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#include <linux/clk-provider.h>
#include <linux/clk/sunxi-ng.h>
+#include <linux/io.h>
#include "ccu_common.h"
diff --git a/drivers/clk/sunxi-ng/ccu_mp.c b/drivers/clk/sunxi-ng/ccu_mp.c
index 5d0af40..fa4ecb9 100644
--- a/drivers/clk/sunxi-ng/ccu_mp.c
+++ b/drivers/clk/sunxi-ng/ccu_mp.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_mp.h"
@@ -40,6 +37,61 @@
*p = best_p;
}
+static unsigned long ccu_mp_find_best_with_parent_adj(struct clk_hw *hw,
+ unsigned long *parent,
+ unsigned long rate,
+ unsigned int max_m,
+ unsigned int max_p)
+{
+ unsigned long parent_rate_saved;
+ unsigned long parent_rate, now;
+ unsigned long best_rate = 0;
+ unsigned int _m, _p, div;
+ unsigned long maxdiv;
+
+ parent_rate_saved = *parent;
+
+ /*
+ * The maximum divider we can use without overflowing
+ * unsigned long in rate * m * p below
+ */
+ maxdiv = max_m * max_p;
+ maxdiv = min(ULONG_MAX / rate, maxdiv);
+
+ for (_p = 1; _p <= max_p; _p <<= 1) {
+ for (_m = 1; _m <= max_m; _m++) {
+ div = _m * _p;
+
+ if (div > maxdiv)
+ break;
+
+ if (rate * div == parent_rate_saved) {
+ /*
+ * It's the most ideal case if the requested
+ * rate can be divided from parent clock without
+ * needing to change parent rate, so return the
+ * divider immediately.
+ */
+ *parent = parent_rate_saved;
+ return rate;
+ }
+
+ parent_rate = clk_hw_round_rate(hw, rate * div);
+ now = parent_rate / div;
+
+ if (now <= rate && now > best_rate) {
+ best_rate = now;
+ *parent = parent_rate;
+
+ if (now == rate)
+ return rate;
+ }
+ }
+ }
+
+ return best_rate;
+}
+
static unsigned long ccu_mp_round_rate(struct ccu_mux_internal *mux,
struct clk_hw *hw,
unsigned long *parent_rate,
@@ -56,8 +108,13 @@
max_m = cmp->m.max ?: 1 << cmp->m.width;
max_p = cmp->p.max ?: 1 << ((1 << cmp->p.width) - 1);
- ccu_mp_find_best(*parent_rate, rate, max_m, max_p, &m, &p);
- rate = *parent_rate / p / m;
+ if (!(clk_hw_get_flags(hw) & CLK_SET_RATE_PARENT)) {
+ ccu_mp_find_best(*parent_rate, rate, max_m, max_p, &m, &p);
+ rate = *parent_rate / p / m;
+ } else {
+ rate = ccu_mp_find_best_with_parent_adj(hw, parent_rate, rate,
+ max_m, max_p);
+ }
if (cmp->common.features & CCU_FEATURE_FIXED_POSTDIV)
rate /= cmp->fixed_post_div;
diff --git a/drivers/clk/sunxi-ng/ccu_mp.h b/drivers/clk/sunxi-ng/ccu_mp.h
index 5107635..b392e0d 100644
--- a/drivers/clk/sunxi-ng/ccu_mp.h
+++ b/drivers/clk/sunxi-ng/ccu_mp.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_MP_H_
diff --git a/drivers/clk/sunxi-ng/ccu_mult.c b/drivers/clk/sunxi-ng/ccu_mult.c
index 12e0783..7c8cf2e 100644
--- a/drivers/clk/sunxi-ng/ccu_mult.c
+++ b/drivers/clk/sunxi-ng/ccu_mult.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_mult.h"
diff --git a/drivers/clk/sunxi-ng/ccu_mux.c b/drivers/clk/sunxi-ng/ccu_mux.c
index 3126641..7d75da9 100644
--- a/drivers/clk/sunxi-ng/ccu_mux.c
+++ b/drivers/clk/sunxi-ng/ccu_mux.c
@@ -1,16 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/delay.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_mux.h"
diff --git a/drivers/clk/sunxi-ng/ccu_nk.c b/drivers/clk/sunxi-ng/ccu_nk.c
index 2485bda..aee68b0 100644
--- a/drivers/clk/sunxi-ng/ccu_nk.c
+++ b/drivers/clk/sunxi-ng/ccu_nk.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_nk.h"
diff --git a/drivers/clk/sunxi-ng/ccu_nk.h b/drivers/clk/sunxi-ng/ccu_nk.h
index 437836b..2431ee7 100644
--- a/drivers/clk/sunxi-ng/ccu_nk.h
+++ b/drivers/clk/sunxi-ng/ccu_nk.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_NK_H_
diff --git a/drivers/clk/sunxi-ng/ccu_nkm.c b/drivers/clk/sunxi-ng/ccu_nkm.c
index 841840e..b9cfee0 100644
--- a/drivers/clk/sunxi-ng/ccu_nkm.c
+++ b/drivers/clk/sunxi-ng/ccu_nkm.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_nkm.h"
diff --git a/drivers/clk/sunxi-ng/ccu_nkm.h b/drivers/clk/sunxi-ng/ccu_nkm.h
index cc6efb7..6601def 100644
--- a/drivers/clk/sunxi-ng/ccu_nkm.h
+++ b/drivers/clk/sunxi-ng/ccu_nkm.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_NKM_H_
diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.c b/drivers/clk/sunxi-ng/ccu_nkmp.c
index ebd9436..bda87b3 100644
--- a/drivers/clk/sunxi-ng/ccu_nkmp.c
+++ b/drivers/clk/sunxi-ng/ccu_nkmp.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_gate.h"
#include "ccu_nkmp.h"
@@ -137,6 +134,13 @@
if (nkmp->common.features & CCU_FEATURE_FIXED_POSTDIV)
rate *= nkmp->fixed_post_div;
+ if (nkmp->max_rate && rate > nkmp->max_rate) {
+ rate = nkmp->max_rate;
+ if (nkmp->common.features & CCU_FEATURE_FIXED_POSTDIV)
+ rate /= nkmp->fixed_post_div;
+ return rate;
+ }
+
_nkmp.min_n = nkmp->n.min ?: 1;
_nkmp.max_n = nkmp->n.max ?: 1 << nkmp->n.width;
_nkmp.min_k = nkmp->k.min ?: 1;
@@ -160,7 +164,7 @@
unsigned long parent_rate)
{
struct ccu_nkmp *nkmp = hw_to_ccu_nkmp(hw);
- u32 n_mask, k_mask, m_mask, p_mask;
+ u32 n_mask = 0, k_mask = 0, m_mask = 0, p_mask = 0;
struct _ccu_nkmp _nkmp;
unsigned long flags;
u32 reg;
@@ -179,10 +183,24 @@
ccu_nkmp_find_best(parent_rate, rate, &_nkmp);
- n_mask = GENMASK(nkmp->n.width + nkmp->n.shift - 1, nkmp->n.shift);
- k_mask = GENMASK(nkmp->k.width + nkmp->k.shift - 1, nkmp->k.shift);
- m_mask = GENMASK(nkmp->m.width + nkmp->m.shift - 1, nkmp->m.shift);
- p_mask = GENMASK(nkmp->p.width + nkmp->p.shift - 1, nkmp->p.shift);
+ /*
+ * If width is 0, GENMASK() macro may not generate expected mask (0)
+ * as it falls under undefined behaviour by C standard due to shifts
+ * which are equal or greater than width of left operand. This can
+ * be easily avoided by explicitly checking if width is 0.
+ */
+ if (nkmp->n.width)
+ n_mask = GENMASK(nkmp->n.width + nkmp->n.shift - 1,
+ nkmp->n.shift);
+ if (nkmp->k.width)
+ k_mask = GENMASK(nkmp->k.width + nkmp->k.shift - 1,
+ nkmp->k.shift);
+ if (nkmp->m.width)
+ m_mask = GENMASK(nkmp->m.width + nkmp->m.shift - 1,
+ nkmp->m.shift);
+ if (nkmp->p.width)
+ p_mask = GENMASK(nkmp->p.width + nkmp->p.shift - 1,
+ nkmp->p.shift);
spin_lock_irqsave(nkmp->common.lock, flags);
diff --git a/drivers/clk/sunxi-ng/ccu_nkmp.h b/drivers/clk/sunxi-ng/ccu_nkmp.h
index 6940503..f3b7815 100644
--- a/drivers/clk/sunxi-ng/ccu_nkmp.h
+++ b/drivers/clk/sunxi-ng/ccu_nkmp.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_NKMP_H_
@@ -35,6 +27,7 @@
struct ccu_div_internal p;
unsigned int fixed_post_div;
+ unsigned int max_rate;
struct ccu_common common;
};
diff --git a/drivers/clk/sunxi-ng/ccu_nm.c b/drivers/clk/sunxi-ng/ccu_nm.c
index 4e20733..e6bcc0a 100644
--- a/drivers/clk/sunxi-ng/ccu_nm.c
+++ b/drivers/clk/sunxi-ng/ccu_nm.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include "ccu_frac.h"
#include "ccu_gate.h"
@@ -19,6 +16,17 @@
unsigned long m, min_m, max_m;
};
+static unsigned long ccu_nm_calc_rate(unsigned long parent,
+ unsigned long n, unsigned long m)
+{
+ u64 rate = parent;
+
+ rate *= n;
+ do_div(rate, m);
+
+ return rate;
+}
+
static void ccu_nm_find_best(unsigned long parent, unsigned long rate,
struct _ccu_nm *nm)
{
@@ -28,7 +36,8 @@
for (_n = nm->min_n; _n <= nm->max_n; _n++) {
for (_m = nm->min_m; _m <= nm->max_m; _m++) {
- unsigned long tmp_rate = parent * _n / _m;
+ unsigned long tmp_rate = ccu_nm_calc_rate(parent,
+ _n, _m);
if (tmp_rate > rate)
continue;
@@ -100,7 +109,7 @@
if (ccu_sdm_helper_is_enabled(&nm->common, &nm->sdm))
rate = ccu_sdm_helper_read_rate(&nm->common, &nm->sdm, m, n);
else
- rate = parent_rate * n / m;
+ rate = ccu_nm_calc_rate(parent_rate, n, m);
if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
rate /= nm->fixed_post_div;
@@ -124,6 +133,13 @@
return rate;
}
+ if (nm->max_rate && rate > nm->max_rate) {
+ rate = nm->max_rate;
+ if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
+ rate /= nm->fixed_post_div;
+ return rate;
+ }
+
if (ccu_frac_helper_has_rate(&nm->common, &nm->frac, rate)) {
if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
rate /= nm->fixed_post_div;
@@ -142,7 +158,7 @@
_nm.max_m = nm->m.max ?: 1 << nm->m.width;
ccu_nm_find_best(*parent_rate, rate, &_nm);
- rate = *parent_rate * _nm.n / _nm.m;
+ rate = ccu_nm_calc_rate(*parent_rate, _nm.n, _nm.m);
if (nm->common.features & CCU_FEATURE_FIXED_POSTDIV)
rate /= nm->fixed_post_div;
diff --git a/drivers/clk/sunxi-ng/ccu_nm.h b/drivers/clk/sunxi-ng/ccu_nm.h
index 1d8b459..2904e67 100644
--- a/drivers/clk/sunxi-ng/ccu_nm.h
+++ b/drivers/clk/sunxi-ng/ccu_nm.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_NM_H_
@@ -38,6 +30,7 @@
unsigned int fixed_post_div;
unsigned int min_rate;
+ unsigned int max_rate;
struct ccu_common common;
};
@@ -115,6 +108,35 @@
}, \
}
+#define SUNXI_CCU_NM_WITH_FRAC_GATE_LOCK_MIN_MAX(_struct, _name, \
+ _parent, _reg, \
+ _min_rate, _max_rate, \
+ _nshift, _nwidth, \
+ _mshift, _mwidth, \
+ _frac_en, _frac_sel, \
+ _frac_rate_0, \
+ _frac_rate_1, \
+ _gate, _lock, _flags) \
+ struct ccu_nm _struct = { \
+ .enable = _gate, \
+ .lock = _lock, \
+ .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \
+ .m = _SUNXI_CCU_DIV(_mshift, _mwidth), \
+ .frac = _SUNXI_CCU_FRAC(_frac_en, _frac_sel, \
+ _frac_rate_0, \
+ _frac_rate_1), \
+ .min_rate = _min_rate, \
+ .max_rate = _max_rate, \
+ .common = { \
+ .reg = _reg, \
+ .features = CCU_FEATURE_FRACTIONAL, \
+ .hw.init = CLK_HW_INIT(_name, \
+ _parent, \
+ &ccu_nm_ops, \
+ _flags), \
+ }, \
+ }
+
#define SUNXI_CCU_NM_WITH_GATE_LOCK(_struct, _name, _parent, _reg, \
_nshift, _nwidth, \
_mshift, _mwidth, \
diff --git a/drivers/clk/sunxi-ng/ccu_phase.c b/drivers/clk/sunxi-ng/ccu_phase.c
index 400c58a..92ab8bd 100644
--- a/drivers/clk/sunxi-ng/ccu_phase.c
+++ b/drivers/clk/sunxi-ng/ccu_phase.c
@@ -1,14 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/spinlock.h>
#include "ccu_phase.h"
diff --git a/drivers/clk/sunxi-ng/ccu_phase.h b/drivers/clk/sunxi-ng/ccu_phase.h
index 75a091a..1268b9e 100644
--- a/drivers/clk/sunxi-ng/ccu_phase.h
+++ b/drivers/clk/sunxi-ng/ccu_phase.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_PHASE_H_
diff --git a/drivers/clk/sunxi-ng/ccu_reset.c b/drivers/clk/sunxi-ng/ccu_reset.c
index b671491..483100e 100644
--- a/drivers/clk/sunxi-ng/ccu_reset.c
+++ b/drivers/clk/sunxi-ng/ccu_reset.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2016 Maxime Ripard
* Maxime Ripard <maxime.ripard@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/delay.h>
diff --git a/drivers/clk/sunxi-ng/ccu_reset.h b/drivers/clk/sunxi-ng/ccu_reset.h
index ff8f5eb..e9b973c 100644
--- a/drivers/clk/sunxi-ng/ccu_reset.h
+++ b/drivers/clk/sunxi-ng/ccu_reset.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2016 Maxime Ripard. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_RESET_H_
diff --git a/drivers/clk/sunxi-ng/ccu_sdm.c b/drivers/clk/sunxi-ng/ccu_sdm.c
index 3b3dc9b..79581a1 100644
--- a/drivers/clk/sunxi-ng/ccu_sdm.c
+++ b/drivers/clk/sunxi-ng/ccu_sdm.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2017 Chen-Yu Tsai <wens@csie.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
*/
#include <linux/clk-provider.h>
+#include <linux/io.h>
#include <linux/spinlock.h>
#include "ccu_sdm.h"
diff --git a/drivers/clk/sunxi-ng/ccu_sdm.h b/drivers/clk/sunxi-ng/ccu_sdm.h
index 2a9b4a2..c1a7159 100644
--- a/drivers/clk/sunxi-ng/ccu_sdm.h
+++ b/drivers/clk/sunxi-ng/ccu_sdm.h
@@ -1,14 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2017 Chen-Yu Tsai. All rights reserved.
- *
- * This software is licensed under the terms of the GNU General Public
- * License version 2, as published by the Free Software Foundation, and
- * may be copied, distributed, and modified under those terms.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
*/
#ifndef _CCU_SDM_H