Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/misc/cardreader/Kconfig b/drivers/misc/cardreader/Kconfig
index 69e815e..022322d 100644
--- a/drivers/misc/cardreader/Kconfig
+++ b/drivers/misc/cardreader/Kconfig
@@ -1,3 +1,15 @@
+# SPDX-License-Identifier: GPL-2.0-only
+config MISC_ALCOR_PCI
+ tristate "Alcor Micro/Alcor Link PCI-E card reader"
+ depends on PCI
+ select MFD_CORE
+ help
+ This supports for Alcor Micro PCI-Express card reader including au6601,
+ au6621.
+ Alcor Micro card readers support access to many types of memory cards,
+ such as Memory Stick, Memory Stick Pro, Secure Digital and
+ MultiMediaCard.
+
config MISC_RTSX_PCI
tristate "Realtek PCI-E card reader"
depends on PCI
diff --git a/drivers/misc/cardreader/Makefile b/drivers/misc/cardreader/Makefile
index 9fabfcc..d9bff5a 100644
--- a/drivers/misc/cardreader/Makefile
+++ b/drivers/misc/cardreader/Makefile
@@ -1,4 +1,5 @@
-rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o rts5260.o
-
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_MISC_ALCOR_PCI) += alcor_pci.o
obj-$(CONFIG_MISC_RTSX_PCI) += rtsx_pci.o
+rtsx_pci-objs := rtsx_pcr.o rts5209.o rts5229.o rtl8411.o rts5227.o rts5249.o rts5260.o
obj-$(CONFIG_MISC_RTSX_USB) += rtsx_usb.o
diff --git a/drivers/misc/cardreader/alcor_pci.c b/drivers/misc/cardreader/alcor_pci.c
new file mode 100644
index 0000000..259fe1d
--- /dev/null
+++ b/drivers/misc/cardreader/alcor_pci.c
@@ -0,0 +1,369 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2018 Oleksij Rempel <linux@rempel-privat.de>
+ *
+ * Driver for Alcor Micro AU6601 and AU6621 controllers
+ */
+
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/mfd/core.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/platform_device.h>
+#include <linux/pm.h>
+
+#include <linux/alcor_pci.h>
+
+#define DRV_NAME_ALCOR_PCI "alcor_pci"
+
+static DEFINE_IDA(alcor_pci_idr);
+
+static struct mfd_cell alcor_pci_cells[] = {
+ [ALCOR_SD_CARD] = {
+ .name = DRV_NAME_ALCOR_PCI_SDMMC,
+ },
+ [ALCOR_MS_CARD] = {
+ .name = DRV_NAME_ALCOR_PCI_MS,
+ },
+};
+
+static const struct alcor_dev_cfg alcor_cfg = {
+ .dma = 0,
+};
+
+static const struct alcor_dev_cfg au6621_cfg = {
+ .dma = 1,
+};
+
+static const struct pci_device_id pci_ids[] = {
+ { PCI_DEVICE(PCI_ID_ALCOR_MICRO, PCI_ID_AU6601),
+ .driver_data = (kernel_ulong_t)&alcor_cfg },
+ { PCI_DEVICE(PCI_ID_ALCOR_MICRO, PCI_ID_AU6621),
+ .driver_data = (kernel_ulong_t)&au6621_cfg },
+ { },
+};
+MODULE_DEVICE_TABLE(pci, pci_ids);
+
+void alcor_write8(struct alcor_pci_priv *priv, u8 val, unsigned int addr)
+{
+ writeb(val, priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_write8);
+
+void alcor_write16(struct alcor_pci_priv *priv, u16 val, unsigned int addr)
+{
+ writew(val, priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_write16);
+
+void alcor_write32(struct alcor_pci_priv *priv, u32 val, unsigned int addr)
+{
+ writel(val, priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_write32);
+
+void alcor_write32be(struct alcor_pci_priv *priv, u32 val, unsigned int addr)
+{
+ iowrite32be(val, priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_write32be);
+
+u8 alcor_read8(struct alcor_pci_priv *priv, unsigned int addr)
+{
+ return readb(priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_read8);
+
+u32 alcor_read32(struct alcor_pci_priv *priv, unsigned int addr)
+{
+ return readl(priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_read32);
+
+u32 alcor_read32be(struct alcor_pci_priv *priv, unsigned int addr)
+{
+ return ioread32be(priv->iobase + addr);
+}
+EXPORT_SYMBOL_GPL(alcor_read32be);
+
+static int alcor_pci_find_cap_offset(struct alcor_pci_priv *priv,
+ struct pci_dev *pci)
+{
+ int where;
+ u8 val8;
+ u32 val32;
+
+ where = ALCOR_CAP_START_OFFSET;
+ pci_read_config_byte(pci, where, &val8);
+ if (!val8)
+ return 0;
+
+ where = (int)val8;
+ while (1) {
+ pci_read_config_dword(pci, where, &val32);
+ if (val32 == 0xffffffff) {
+ dev_dbg(priv->dev, "find_cap_offset invalid value %x.\n",
+ val32);
+ return 0;
+ }
+
+ if ((val32 & 0xff) == 0x10) {
+ dev_dbg(priv->dev, "pcie cap offset: %x\n", where);
+ return where;
+ }
+
+ if ((val32 & 0xff00) == 0x00) {
+ dev_dbg(priv->dev, "pci_find_cap_offset invalid value %x.\n",
+ val32);
+ break;
+ }
+ where = (int)((val32 >> 8) & 0xff);
+ }
+
+ return 0;
+}
+
+static void alcor_pci_init_check_aspm(struct alcor_pci_priv *priv)
+{
+ struct pci_dev *pci;
+ int where;
+ u32 val32;
+
+ priv->pdev_cap_off = alcor_pci_find_cap_offset(priv, priv->pdev);
+ priv->parent_cap_off = alcor_pci_find_cap_offset(priv,
+ priv->parent_pdev);
+
+ if ((priv->pdev_cap_off == 0) || (priv->parent_cap_off == 0)) {
+ dev_dbg(priv->dev, "pci_cap_off: %x, parent_cap_off: %x\n",
+ priv->pdev_cap_off, priv->parent_cap_off);
+ return;
+ }
+
+ /* link capability */
+ pci = priv->pdev;
+ where = priv->pdev_cap_off + ALCOR_PCIE_LINK_CAP_OFFSET;
+ pci_read_config_dword(pci, where, &val32);
+ priv->pdev_aspm_cap = (u8)(val32 >> 10) & 0x03;
+
+ pci = priv->parent_pdev;
+ where = priv->parent_cap_off + ALCOR_PCIE_LINK_CAP_OFFSET;
+ pci_read_config_dword(pci, where, &val32);
+ priv->parent_aspm_cap = (u8)(val32 >> 10) & 0x03;
+
+ if (priv->pdev_aspm_cap != priv->parent_aspm_cap) {
+ u8 aspm_cap;
+
+ dev_dbg(priv->dev, "pdev_aspm_cap: %x, parent_aspm_cap: %x\n",
+ priv->pdev_aspm_cap, priv->parent_aspm_cap);
+ aspm_cap = priv->pdev_aspm_cap & priv->parent_aspm_cap;
+ priv->pdev_aspm_cap = aspm_cap;
+ priv->parent_aspm_cap = aspm_cap;
+ }
+
+ dev_dbg(priv->dev, "ext_config_dev_aspm: %x, pdev_aspm_cap: %x\n",
+ priv->ext_config_dev_aspm, priv->pdev_aspm_cap);
+ priv->ext_config_dev_aspm &= priv->pdev_aspm_cap;
+}
+
+static void alcor_pci_aspm_ctrl(struct alcor_pci_priv *priv, u8 aspm_enable)
+{
+ struct pci_dev *pci;
+ u8 aspm_ctrl, i;
+ int where;
+ u32 val32;
+
+ if ((!priv->pdev_cap_off) || (!priv->parent_cap_off)) {
+ dev_dbg(priv->dev, "pci_cap_off: %x, parent_cap_off: %x\n",
+ priv->pdev_cap_off, priv->parent_cap_off);
+ return;
+ }
+
+ if (!priv->pdev_aspm_cap)
+ return;
+
+ aspm_ctrl = 0;
+ if (aspm_enable) {
+ aspm_ctrl = priv->ext_config_dev_aspm;
+
+ if (!aspm_ctrl) {
+ dev_dbg(priv->dev, "aspm_ctrl == 0\n");
+ return;
+ }
+ }
+
+ for (i = 0; i < 2; i++) {
+
+ if (i) {
+ pci = priv->parent_pdev;
+ where = priv->parent_cap_off
+ + ALCOR_PCIE_LINK_CTRL_OFFSET;
+ } else {
+ pci = priv->pdev;
+ where = priv->pdev_cap_off
+ + ALCOR_PCIE_LINK_CTRL_OFFSET;
+ }
+
+ pci_read_config_dword(pci, where, &val32);
+ val32 &= (~0x03);
+ val32 |= (aspm_ctrl & priv->pdev_aspm_cap);
+ pci_write_config_byte(pci, where, (u8)val32);
+ }
+
+}
+
+static inline void alcor_mask_sd_irqs(struct alcor_pci_priv *priv)
+{
+ alcor_write32(priv, 0, AU6601_REG_INT_ENABLE);
+}
+
+static inline void alcor_unmask_sd_irqs(struct alcor_pci_priv *priv)
+{
+ alcor_write32(priv, AU6601_INT_CMD_MASK | AU6601_INT_DATA_MASK |
+ AU6601_INT_CARD_INSERT | AU6601_INT_CARD_REMOVE |
+ AU6601_INT_OVER_CURRENT_ERR,
+ AU6601_REG_INT_ENABLE);
+}
+
+static inline void alcor_mask_ms_irqs(struct alcor_pci_priv *priv)
+{
+ alcor_write32(priv, 0, AU6601_MS_INT_ENABLE);
+}
+
+static inline void alcor_unmask_ms_irqs(struct alcor_pci_priv *priv)
+{
+ alcor_write32(priv, 0x3d00fa, AU6601_MS_INT_ENABLE);
+}
+
+static int alcor_pci_probe(struct pci_dev *pdev,
+ const struct pci_device_id *ent)
+{
+ struct alcor_dev_cfg *cfg;
+ struct alcor_pci_priv *priv;
+ int ret, i, bar = 0;
+
+ cfg = (void *)ent->driver_data;
+
+ ret = pcim_enable_device(pdev);
+ if (ret)
+ return ret;
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ ret = ida_simple_get(&alcor_pci_idr, 0, 0, GFP_KERNEL);
+ if (ret < 0)
+ return ret;
+ priv->id = ret;
+
+ priv->pdev = pdev;
+ priv->parent_pdev = pdev->bus->self;
+ priv->dev = &pdev->dev;
+ priv->cfg = cfg;
+ priv->irq = pdev->irq;
+
+ ret = pci_request_regions(pdev, DRV_NAME_ALCOR_PCI);
+ if (ret) {
+ dev_err(&pdev->dev, "Cannot request region\n");
+ return -ENOMEM;
+ }
+
+ if (!(pci_resource_flags(pdev, bar) & IORESOURCE_MEM)) {
+ dev_err(&pdev->dev, "BAR %d is not iomem. Aborting.\n", bar);
+ ret = -ENODEV;
+ goto error_release_regions;
+ }
+
+ priv->iobase = pcim_iomap(pdev, bar, 0);
+ if (!priv->iobase) {
+ ret = -ENOMEM;
+ goto error_release_regions;
+ }
+
+ /* make sure irqs are disabled */
+ alcor_write32(priv, 0, AU6601_REG_INT_ENABLE);
+ alcor_write32(priv, 0, AU6601_MS_INT_ENABLE);
+
+ ret = dma_set_mask_and_coherent(priv->dev, AU6601_SDMA_MASK);
+ if (ret) {
+ dev_err(priv->dev, "Failed to set DMA mask\n");
+ goto error_release_regions;
+ }
+
+ pci_set_master(pdev);
+ pci_set_drvdata(pdev, priv);
+ alcor_pci_init_check_aspm(priv);
+
+ for (i = 0; i < ARRAY_SIZE(alcor_pci_cells); i++) {
+ alcor_pci_cells[i].platform_data = priv;
+ alcor_pci_cells[i].pdata_size = sizeof(*priv);
+ }
+ ret = mfd_add_devices(&pdev->dev, priv->id, alcor_pci_cells,
+ ARRAY_SIZE(alcor_pci_cells), NULL, 0, NULL);
+ if (ret < 0)
+ goto error_release_regions;
+
+ alcor_pci_aspm_ctrl(priv, 0);
+
+ return 0;
+
+error_release_regions:
+ pci_release_regions(pdev);
+ return ret;
+}
+
+static void alcor_pci_remove(struct pci_dev *pdev)
+{
+ struct alcor_pci_priv *priv;
+
+ priv = pci_get_drvdata(pdev);
+
+ alcor_pci_aspm_ctrl(priv, 1);
+
+ mfd_remove_devices(&pdev->dev);
+
+ ida_simple_remove(&alcor_pci_idr, priv->id);
+
+ pci_release_regions(pdev);
+ pci_set_drvdata(pdev, NULL);
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int alcor_suspend(struct device *dev)
+{
+ struct alcor_pci_priv *priv = dev_get_drvdata(dev);
+
+ alcor_pci_aspm_ctrl(priv, 1);
+ return 0;
+}
+
+static int alcor_resume(struct device *dev)
+{
+
+ struct alcor_pci_priv *priv = dev_get_drvdata(dev);
+
+ alcor_pci_aspm_ctrl(priv, 0);
+ return 0;
+}
+#endif /* CONFIG_PM_SLEEP */
+
+static SIMPLE_DEV_PM_OPS(alcor_pci_pm_ops, alcor_suspend, alcor_resume);
+
+static struct pci_driver alcor_driver = {
+ .name = DRV_NAME_ALCOR_PCI,
+ .id_table = pci_ids,
+ .probe = alcor_pci_probe,
+ .remove = alcor_pci_remove,
+ .driver = {
+ .pm = &alcor_pci_pm_ops
+ },
+};
+
+module_pci_driver(alcor_driver);
+
+MODULE_AUTHOR("Oleksij Rempel <linux@rempel-privat.de>");
+MODULE_DESCRIPTION("PCI driver for Alcor Micro AU6601 Secure Digital Host Controller Interface");
+MODULE_LICENSE("GPL");
diff --git a/drivers/misc/cardreader/rtl8411.c b/drivers/misc/cardreader/rtl8411.c
index 434fd07..489ebe9 100644
--- a/drivers/misc/cardreader/rtl8411.c
+++ b/drivers/misc/cardreader/rtl8411.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
* Roger Tseng <rogerable@realtek.com>
diff --git a/drivers/misc/cardreader/rts5209.c b/drivers/misc/cardreader/rts5209.c
index ce68c48..6590561 100644
--- a/drivers/misc/cardreader/rts5209.c
+++ b/drivers/misc/cardreader/rts5209.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
*/
diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c
index 024dcba..4feed29 100644
--- a/drivers/misc/cardreader/rts5227.c
+++ b/drivers/misc/cardreader/rts5227.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
* Roger Tseng <rogerable@realtek.com>
@@ -170,35 +158,46 @@
{
int err;
+ if (pcr->option.ocp_en)
+ rtsx_pci_enable_ocp(pcr);
+
rtsx_pci_init_cmd(pcr);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
SD_POWER_MASK, SD_PARTIAL_POWER_ON);
+
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
LDO3318_PWR_MASK, 0x02);
+
err = rtsx_pci_send_cmd(pcr, 100);
if (err < 0)
return err;
/* To avoid too large in-rush current */
- udelay(150);
-
+ msleep(20);
rtsx_pci_init_cmd(pcr);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
SD_POWER_MASK, SD_POWER_ON);
+
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
LDO3318_PWR_MASK, 0x06);
+
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_OE,
+ SD_OUTPUT_EN, SD_OUTPUT_EN);
+ rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_OE,
+ MS_OUTPUT_EN, MS_OUTPUT_EN);
return rtsx_pci_send_cmd(pcr, 100);
}
static int rts5227_card_power_off(struct rtsx_pcr *pcr, int card)
{
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK | PMOS_STRG_MASK,
- SD_POWER_OFF | PMOS_STRG_400mA);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0X00);
- return rtsx_pci_send_cmd(pcr, 100);
+ if (pcr->option.ocp_en)
+ rtsx_pci_disable_ocp(pcr);
+
+ rtsx_pci_write_register(pcr, CARD_PWR_CTL, SD_POWER_MASK |
+ PMOS_STRG_MASK, SD_POWER_OFF | PMOS_STRG_400mA);
+ rtsx_pci_write_register(pcr, PWR_GATE_CTRL, LDO3318_PWR_MASK, 0X00);
+
+ return 0;
}
static int rts5227_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
@@ -348,6 +347,32 @@
return 0;
}
+static int rts522a_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ int err;
+
+ if (voltage == OUTPUT_3V3) {
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x57E4);
+ if (err < 0)
+ return err;
+ } else if (voltage == OUTPUT_1V8) {
+ err = rtsx_pci_write_phy_register(pcr, 0x11, 0x3C02);
+ if (err < 0)
+ return err;
+ err = rtsx_pci_write_phy_register(pcr, 0x08, 0x54A4);
+ if (err < 0)
+ return err;
+ } else {
+ return -EINVAL;
+ }
+
+ /* set pad drive */
+ rtsx_pci_init_cmd(pcr);
+ rts5227_fill_driving(pcr, voltage);
+ return rtsx_pci_send_cmd(pcr, 100);
+}
+
+
/* rts522a operations mainly derived from rts5227, except phy/hw init setting.
*/
static const struct pcr_ops rts522a_pcr_ops = {
@@ -360,7 +385,7 @@
.disable_auto_blink = rts5227_disable_auto_blink,
.card_power_on = rts5227_card_power_on,
.card_power_off = rts5227_card_power_off,
- .switch_output_voltage = rts5227_switch_output_voltage,
+ .switch_output_voltage = rts522a_switch_output_voltage,
.cd_deglitch = NULL,
.conv_clk_and_div_n = NULL,
.force_power_down = rts5227_force_power_down,
@@ -371,4 +396,11 @@
rts5227_init_params(pcr);
pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3;
+
+ pcr->option.ocp_en = 1;
+ if (pcr->option.ocp_en)
+ pcr->hw_param.interrupt_en |= SD_OC_INT_EN;
+ pcr->hw_param.ocp_glitch = SD_OCP_GLITCH_10M;
+ pcr->option.sd_800mA_ocp_thd = RTS522A_OCP_THD_800;
+
}
diff --git a/drivers/misc/cardreader/rts5229.c b/drivers/misc/cardreader/rts5229.c
index 9119261..9f080a3 100644
--- a/drivers/misc/cardreader/rts5229.c
+++ b/drivers/misc/cardreader/rts5229.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
*/
diff --git a/drivers/misc/cardreader/rts5249.c b/drivers/misc/cardreader/rts5249.c
index dbe013a..db936e4 100644
--- a/drivers/misc/cardreader/rts5249.c
+++ b/drivers/misc/cardreader/rts5249.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
*/
@@ -284,6 +272,10 @@
static int rtsx_base_card_power_on(struct rtsx_pcr *pcr, int card)
{
int err;
+ struct rtsx_cr_option *option = &pcr->option;
+
+ if (option->ocp_en)
+ rtsx_pci_enable_ocp(pcr);
rtsx_pci_init_cmd(pcr);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
@@ -306,12 +298,15 @@
static int rtsx_base_card_power_off(struct rtsx_pcr *pcr, int card)
{
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_PWR_CTL,
- SD_POWER_MASK, SD_POWER_OFF);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PWR_GATE_CTRL,
- LDO3318_PWR_MASK, 0x00);
- return rtsx_pci_send_cmd(pcr, 100);
+ struct rtsx_cr_option *option = &pcr->option;
+
+ if (option->ocp_en)
+ rtsx_pci_disable_ocp(pcr);
+
+ rtsx_pci_write_register(pcr, CARD_PWR_CTL, SD_POWER_MASK, SD_POWER_OFF);
+
+ rtsx_pci_write_register(pcr, PWR_GATE_CTRL, LDO3318_PWR_MASK, 0x00);
+ return 0;
}
static int rtsx_base_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
@@ -629,6 +624,13 @@
pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
pcr->ops = &rts524a_pcr_ops;
+
+ pcr->option.ocp_en = 1;
+ if (pcr->option.ocp_en)
+ pcr->hw_param.interrupt_en |= SD_OC_INT_EN;
+ pcr->hw_param.ocp_glitch = SD_OCP_GLITCH_10M;
+ pcr->option.sd_800mA_ocp_thd = RTS524A_OCP_THD_800;
+
}
static int rts525a_card_power_on(struct rtsx_pcr *pcr, int card)
@@ -737,4 +739,10 @@
pcr->reg_pm_ctrl3 = RTS524A_PM_CTRL3;
pcr->ops = &rts525a_pcr_ops;
+
+ pcr->option.ocp_en = 1;
+ if (pcr->option.ocp_en)
+ pcr->hw_param.interrupt_en |= SD_OC_INT_EN;
+ pcr->hw_param.ocp_glitch = SD_OCP_GLITCH_10M;
+ pcr->option.sd_800mA_ocp_thd = RTS525A_OCP_THD_800;
}
diff --git a/drivers/misc/cardreader/rts5260.c b/drivers/misc/cardreader/rts5260.c
index a493b01..40a6d19 100644
--- a/drivers/misc/cardreader/rts5260.c
+++ b/drivers/misc/cardreader/rts5260.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2016-2017 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Steven FENG <steven_feng@realsil.com.cn>
* Rui FENG <rui_feng@realsil.com.cn>
@@ -64,11 +52,13 @@
drive_sel = pcr->sd30_drive_sel_1v8;
}
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CLK_DRIVE_SEL,
+ rtsx_pci_write_register(pcr, SD30_CLK_DRIVE_SEL,
0xFF, driving[drive_sel][0]);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_CMD_DRIVE_SEL,
+
+ rtsx_pci_write_register(pcr, SD30_CMD_DRIVE_SEL,
0xFF, driving[drive_sel][1]);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, SD30_DAT_DRIVE_SEL,
+
+ rtsx_pci_write_register(pcr, SD30_CMD_DRIVE_SEL,
0xFF, driving[drive_sel][2]);
}
@@ -193,7 +183,7 @@
| SD_ASYNC_FIFO_NOT_RST, SD_30_MODE | SD_ASYNC_FIFO_NOT_RST);
rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, CLK_LOW_FREQ);
rtsx_pci_write_register(pcr, CARD_CLK_SOURCE, 0xFF,
- CRC_VAR_CLK0 | SD30_FIX_CLK | SAMPLE_VAR_CLK1);
+ CRC_VAR_CLK0 | SD30_FIX_CLK | SAMPLE_VAR_CLK1);
rtsx_pci_write_register(pcr, CLK_CTL, CLK_LOW_FREQ, 0);
return 0;
@@ -207,22 +197,16 @@
if (option->ocp_en)
rtsx_pci_enable_ocp(pcr);
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_CONFIG2,
- DV331812_VDD1, DV331812_VDD1);
- err = rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF);
- if (err < 0)
- return err;
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_VCC_CFG0,
+ rtsx_pci_write_register(pcr, LDO_CONFIG2, DV331812_VDD1, DV331812_VDD1);
+ rtsx_pci_write_register(pcr, LDO_VCC_CFG0,
RTS5260_DVCC_TUNE_MASK, RTS5260_DVCC_33);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_VCC_CFG1,
- LDO_POW_SDVDD1_MASK, LDO_POW_SDVDD1_ON);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_CONFIG2,
- DV331812_POWERON, DV331812_POWERON);
- err = rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF);
+ rtsx_pci_write_register(pcr, LDO_VCC_CFG1, LDO_POW_SDVDD1_MASK,
+ LDO_POW_SDVDD1_ON);
+
+ rtsx_pci_write_register(pcr, LDO_CONFIG2,
+ DV331812_POWERON, DV331812_POWERON);
msleep(20);
if (pcr->extra_caps & EXTRA_CAPS_SD_SDR50 ||
@@ -242,8 +226,8 @@
/* Reset SD_CFG3 register */
rtsx_pci_write_register(pcr, SD_CFG3, SD30_CLK_END_EN, 0);
rtsx_pci_write_register(pcr, REG_SD_STOP_SDCLK_CFG,
- SD30_CLK_STOP_CFG_EN | SD30_CLK_STOP_CFG1 |
- SD30_CLK_STOP_CFG0, 0);
+ SD30_CLK_STOP_CFG_EN | SD30_CLK_STOP_CFG1 |
+ SD30_CLK_STOP_CFG0, 0);
rtsx_pci_write_register(pcr, REG_PRE_RW_MODE, EN_INFINITE_MODE, 0);
@@ -273,9 +257,9 @@
}
/* set pad drive */
- rtsx_pci_init_cmd(pcr);
rts5260_fill_driving(pcr, voltage);
- return rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF);
+
+ return 0;
}
static void rts5260_stop_cmd(struct rtsx_pcr *pcr)
@@ -290,13 +274,9 @@
static void rts5260_card_before_power_off(struct rtsx_pcr *pcr)
{
- struct rtsx_cr_option *option = &pcr->option;
-
rts5260_stop_cmd(pcr);
rts5260_switch_output_voltage(pcr, OUTPUT_3V3);
- if (option->ocp_en)
- rtsx_pci_disable_ocp(pcr);
}
static int rts5260_card_power_off(struct rtsx_pcr *pcr, int card)
@@ -304,13 +284,12 @@
int err = 0;
rts5260_card_before_power_off(pcr);
-
- rtsx_pci_init_cmd(pcr);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_VCC_CFG1,
+ err = rtsx_pci_write_register(pcr, LDO_VCC_CFG1,
LDO_POW_SDVDD1_MASK, LDO_POW_SDVDD1_OFF);
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, LDO_CONFIG2,
+ err = rtsx_pci_write_register(pcr, LDO_CONFIG2,
DV331812_POWERON, DV331812_POWEROFF);
- err = rtsx_pci_send_cmd(pcr, CMD_TIMEOUT_DEF);
+ if (pcr->option.ocp_en)
+ rtsx_pci_disable_ocp(pcr);
return err;
}
@@ -322,41 +301,29 @@
if (option->ocp_en) {
u8 mask, val;
+
+ rtsx_pci_write_register(pcr, RTS5260_DVCC_CTRL,
+ RTS5260_DVCC_OCP_THD_MASK,
+ option->sd_800mA_ocp_thd);
+
+ rtsx_pci_write_register(pcr, RTS5260_DV331812_CFG,
+ RTS5260_DV331812_OCP_THD_MASK,
+ RTS5260_DV331812_OCP_THD_270);
+
+ mask = SD_OCP_GLITCH_MASK;
+ val = pcr->hw_param.ocp_glitch;
+ rtsx_pci_write_register(pcr, REG_OCPGLITCH, mask, val);
rtsx_pci_write_register(pcr, RTS5260_DVCC_CTRL,
RTS5260_DVCC_OCP_EN |
RTS5260_DVCC_OCP_CL_EN,
RTS5260_DVCC_OCP_EN |
RTS5260_DVCC_OCP_CL_EN);
- rtsx_pci_write_register(pcr, RTS5260_DVIO_CTRL,
- RTS5260_DVIO_OCP_EN |
- RTS5260_DVIO_OCP_CL_EN,
- RTS5260_DVIO_OCP_EN |
- RTS5260_DVIO_OCP_CL_EN);
-
- rtsx_pci_write_register(pcr, RTS5260_DVCC_CTRL,
- RTS5260_DVCC_OCP_THD_MASK,
- option->sd_400mA_ocp_thd);
-
- rtsx_pci_write_register(pcr, RTS5260_DVIO_CTRL,
- RTS5260_DVIO_OCP_THD_MASK,
- RTS5260_DVIO_OCP_THD_350);
-
- rtsx_pci_write_register(pcr, RTS5260_DV331812_CFG,
- RTS5260_DV331812_OCP_THD_MASK,
- RTS5260_DV331812_OCP_THD_210);
-
- mask = SD_OCP_GLITCH_MASK | SDVIO_OCP_GLITCH_MASK;
- val = pcr->hw_param.ocp_glitch;
- rtsx_pci_write_register(pcr, REG_OCPGLITCH, mask, val);
rtsx_pci_enable_ocp(pcr);
} else {
rtsx_pci_write_register(pcr, RTS5260_DVCC_CTRL,
RTS5260_DVCC_OCP_EN |
RTS5260_DVCC_OCP_CL_EN, 0);
- rtsx_pci_write_register(pcr, RTS5260_DVIO_CTRL,
- RTS5260_DVIO_OCP_EN |
- RTS5260_DVIO_OCP_CL_EN, 0);
}
}
@@ -364,14 +331,9 @@
{
u8 val = 0;
- rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN, 0);
-
val = SD_OCP_INT_EN | SD_DETECT_EN;
- val |= SDVIO_OCP_INT_EN | SDVIO_DETECT_EN;
rtsx_pci_write_register(pcr, REG_OCPCTL, 0xFF, val);
- rtsx_pci_write_register(pcr, REG_DV3318_OCPCTL,
- DV3318_DETECT_EN | DV3318_OCP_INT_EN,
- DV3318_DETECT_EN | DV3318_OCP_INT_EN);
+
}
static void rts5260_disable_ocp(struct rtsx_pcr *pcr)
@@ -379,15 +341,11 @@
u8 mask = 0;
mask = SD_OCP_INT_EN | SD_DETECT_EN;
- mask |= SDVIO_OCP_INT_EN | SDVIO_DETECT_EN;
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
- rtsx_pci_write_register(pcr, REG_DV3318_OCPCTL,
- DV3318_DETECT_EN | DV3318_OCP_INT_EN, 0);
- rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN,
- OC_POWER_DOWN);
}
+
static int rts5260_get_ocpstat(struct rtsx_pcr *pcr, u8 *val)
{
return rtsx_pci_read_register(pcr, REG_OCPSTAT, val);
@@ -404,9 +362,7 @@
u8 val = 0;
mask = SD_OCP_INT_CLR | SD_OC_CLR;
- mask |= SDVIO_OCP_INT_CLR | SDVIO_OC_CLR;
val = SD_OCP_INT_CLR | SD_OC_CLR;
- val |= SDVIO_OCP_INT_CLR | SDVIO_OC_CLR;
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, val);
rtsx_pci_write_register(pcr, REG_DV3318_OCPCTL,
@@ -425,36 +381,22 @@
rtsx_pci_get_ocpstat(pcr, &pcr->ocp_stat);
rts5260_get_ocpstat2(pcr, &pcr->ocp_stat2);
- if (pcr->card_exist & SD_EXIST)
- rtsx_sd_power_off_card3v3(pcr);
- else if (pcr->card_exist & MS_EXIST)
- rtsx_ms_power_off_card3v3(pcr);
- if (!(pcr->card_exist & MS_EXIST) && !(pcr->card_exist & SD_EXIST)) {
- if ((pcr->ocp_stat & (SD_OC_NOW | SD_OC_EVER |
- SDVIO_OC_NOW | SDVIO_OC_EVER)) ||
- (pcr->ocp_stat2 & (DV3318_OCP_NOW | DV3318_OCP_EVER)))
- rtsx_pci_clear_ocpstat(pcr);
+ if ((pcr->ocp_stat & (SD_OC_NOW | SD_OC_EVER)) ||
+ (pcr->ocp_stat2 & (DV3318_OCP_NOW | DV3318_OCP_EVER))) {
+ rtsx_pci_card_power_off(pcr, RTSX_SD_CARD);
+ rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, 0);
+ rtsx_pci_clear_ocpstat(pcr);
pcr->ocp_stat = 0;
pcr->ocp_stat2 = 0;
}
- if ((pcr->ocp_stat & (SD_OC_NOW | SD_OC_EVER |
- SDVIO_OC_NOW | SDVIO_OC_EVER)) ||
- (pcr->ocp_stat2 & (DV3318_OCP_NOW | DV3318_OCP_EVER))) {
- if (pcr->card_exist & SD_EXIST)
- rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, 0);
- else if (pcr->card_exist & MS_EXIST)
- rtsx_pci_write_register(pcr, CARD_OE, MS_OUTPUT_EN, 0);
- }
}
static int rts5260_init_hw(struct rtsx_pcr *pcr)
{
int err;
- rtsx_pci_init_ocp(pcr);
-
rtsx_pci_init_cmd(pcr);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, L1SUB_CONFIG1,
@@ -483,6 +425,8 @@
if (err < 0)
return err;
+ rtsx_pci_init_ocp(pcr);
+
return 0;
}
@@ -495,10 +439,17 @@
lss_l1_2 = rtsx_check_dev_flag(pcr, ASPM_L1_2_EN)
| rtsx_check_dev_flag(pcr, PM_L1_2_EN);
+ rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0xFF, 0);
if (lss_l1_2) {
pcr_dbg(pcr, "Set parameters for L1.2.");
rtsx_pci_write_register(pcr, PWR_GLOBAL_CTRL,
0xFF, PCIE_L1_2_EN);
+ rtsx_pci_write_register(pcr, RTS5260_DVCC_CTRL,
+ RTS5260_DVCC_OCP_EN |
+ RTS5260_DVCC_OCP_CL_EN,
+ RTS5260_DVCC_OCP_EN |
+ RTS5260_DVCC_OCP_CL_EN);
+
rtsx_pci_write_register(pcr, PWR_FE_CTL,
0xFF, PCIE_L1_2_PD_FE_EN);
} else if (lss_l1_1) {
@@ -611,10 +562,10 @@
* to drive low, and we forcibly request clock.
*/
if (option->force_clkreq_0)
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
+ rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_LOW);
else
- rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG,
+ rtsx_pci_write_register(pcr, PETXCFG,
FORCE_CLKREQ_DELINK_MASK, FORCE_CLKREQ_HIGH);
return 0;
@@ -742,7 +693,7 @@
option->ocp_en = 1;
if (option->ocp_en)
hw_param->interrupt_en |= SD_OC_INT_EN;
- hw_param->ocp_glitch = SD_OCP_GLITCH_10M | SDVIO_OCP_GLITCH_800U;
+ hw_param->ocp_glitch = SD_OCP_GLITCH_100U | SDVIO_OCP_GLITCH_800U;
option->sd_400mA_ocp_thd = RTS5260_DVCC_OCP_THD_550;
option->sd_800mA_ocp_thd = RTS5260_DVCC_OCP_THD_970;
}
diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
index da44522..b4a66b6 100644
--- a/drivers/misc/cardreader/rtsx_pcr.c
+++ b/drivers/misc/cardreader/rtsx_pcr.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
*/
@@ -703,7 +691,10 @@
static void rtsx_pci_enable_bus_int(struct rtsx_pcr *pcr)
{
- pcr->bier = TRANS_OK_INT_EN | TRANS_FAIL_INT_EN | SD_INT_EN;
+ struct rtsx_hw_param *hw_param = &pcr->hw_param;
+
+ pcr->bier = TRANS_OK_INT_EN | TRANS_FAIL_INT_EN | SD_INT_EN
+ | hw_param->interrupt_en;
if (pcr->num_slots > 1)
pcr->bier |= MS_INT_EN;
@@ -969,8 +960,19 @@
static void rtsx_pci_process_ocp(struct rtsx_pcr *pcr)
{
- if (pcr->ops->process_ocp)
+ if (pcr->ops->process_ocp) {
pcr->ops->process_ocp(pcr);
+ } else {
+ if (!pcr->option.ocp_en)
+ return;
+ rtsx_pci_get_ocpstat(pcr, &pcr->ocp_stat);
+ if (pcr->ocp_stat & (SD_OC_NOW | SD_OC_EVER)) {
+ rtsx_pci_card_power_off(pcr, RTSX_SD_CARD);
+ rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, 0);
+ rtsx_pci_clear_ocpstat(pcr);
+ pcr->ocp_stat = 0;
+ }
+ }
}
static int rtsx_pci_process_ocp_interrupt(struct rtsx_pcr *pcr)
@@ -1039,7 +1041,7 @@
}
}
- if (pcr->card_inserted || pcr->card_removed)
+ if ((pcr->card_inserted || pcr->card_removed) && !(int_reg & SD_OC_INT))
schedule_delayed_work(&pcr->carddet_work,
msecs_to_jiffies(200));
@@ -1144,10 +1146,12 @@
{
u8 val = SD_OCP_INT_EN | SD_DETECT_EN;
- if (pcr->ops->enable_ocp)
+ if (pcr->ops->enable_ocp) {
pcr->ops->enable_ocp(pcr);
- else
+ } else {
+ rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN, 0);
rtsx_pci_write_register(pcr, REG_OCPCTL, 0xFF, val);
+ }
}
@@ -1155,10 +1159,13 @@
{
u8 mask = SD_OCP_INT_EN | SD_DETECT_EN;
- if (pcr->ops->disable_ocp)
+ if (pcr->ops->disable_ocp) {
pcr->ops->disable_ocp(pcr);
- else
+ } else {
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
+ rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN,
+ OC_POWER_DOWN);
+ }
}
void rtsx_pci_init_ocp(struct rtsx_pcr *pcr)
@@ -1169,7 +1176,7 @@
struct rtsx_cr_option *option = &(pcr->option);
if (option->ocp_en) {
- u8 val = option->sd_400mA_ocp_thd;
+ u8 val = option->sd_800mA_ocp_thd;
rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN, 0);
rtsx_pci_write_register(pcr, REG_OCPPARA1,
@@ -1204,6 +1211,7 @@
u8 val = SD_OCP_INT_CLR | SD_OC_CLR;
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, val);
+ udelay(100);
rtsx_pci_write_register(pcr, REG_OCPCTL, mask, 0);
}
}
@@ -1213,7 +1221,6 @@
rtsx_pci_write_register(pcr, CARD_CLK_EN, SD_CLK_EN |
MS_CLK_EN | SD40_CLK_EN, 0);
rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, 0);
-
rtsx_pci_card_power_off(pcr, RTSX_SD_CARD);
msleep(50);
@@ -1313,6 +1320,9 @@
break;
}
+ /*init ocp*/
+ rtsx_pci_init_ocp(pcr);
+
/* Enable clk_request_n to enable clock power management */
rtsx_pci_write_config_byte(pcr, pcr->pcie_cap + PCI_EXP_LNKCTL + 1, 1);
/* Enter L1 when host tx idle */
diff --git a/drivers/misc/cardreader/rtsx_pcr.h b/drivers/misc/cardreader/rtsx_pcr.h
index 6ea1655..98f7292 100644
--- a/drivers/misc/cardreader/rtsx_pcr.h
+++ b/drivers/misc/cardreader/rtsx_pcr.h
@@ -1,20 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * 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, 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Wei WANG <wei_wang@realsil.com.cn>
*/
@@ -46,6 +34,11 @@
#define SSC_CLOCK_STABLE_WAIT 130
+#define RTS524A_OCP_THD_800 0x04
+#define RTS525A_OCP_THD_800 0x05
+#define RTS522A_OCP_THD_800 0x06
+
+
int __rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
int __rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
diff --git a/drivers/misc/cardreader/rtsx_usb.c b/drivers/misc/cardreader/rtsx_usb.c
index b97903f..a328cab 100644
--- a/drivers/misc/cardreader/rtsx_usb.c
+++ b/drivers/misc/cardreader/rtsx_usb.c
@@ -1,19 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Driver for Realtek USB card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author:
* Roger Tseng <rogerable@realtek.com>
*/
@@ -723,8 +712,15 @@
return 0;
}
+static int rtsx_usb_resume_child(struct device *dev, void *data)
+{
+ pm_request_resume(dev);
+ return 0;
+}
+
static int rtsx_usb_resume(struct usb_interface *intf)
{
+ device_for_each_child(&intf->dev, NULL, rtsx_usb_resume_child);
return 0;
}
@@ -734,6 +730,7 @@
(struct rtsx_ucr *)usb_get_intfdata(intf);
rtsx_usb_reset_chip(ucr);
+ device_for_each_child(&intf->dev, NULL, rtsx_usb_resume_child);
return 0;
}