v4.19.13 snapshot.
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
new file mode 100644
index 0000000..8143756
--- /dev/null
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -0,0 +1,818 @@
+/*
+ * TI DaVinci DM365 EVM board support
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ *
+ * 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 version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/i2c.h>
+#include <linux/io.h>
+#include <linux/clk.h>
+#include <linux/platform_data/at24.h>
+#include <linux/leds.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/slab.h>
+#include <linux/mtd/rawnand.h>
+#include <linux/input.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/eeprom.h>
+#include <linux/v4l2-dv-timings.h>
+#include <linux/platform_data/ti-aemif.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/mux.h>
+#include <mach/common.h>
+#include <linux/platform_data/i2c-davinci.h>
+#include <mach/serial.h>
+#include <linux/platform_data/mmc-davinci.h>
+#include <linux/platform_data/mtd-davinci.h>
+#include <linux/platform_data/keyscan-davinci.h>
+
+#include <media/i2c/ths7303.h>
+#include <media/i2c/tvp514x.h>
+
+#include "davinci.h"
+
+static inline int have_imager(void)
+{
+ /* REVISIT when it's supported, trigger via Kconfig */
+ return 0;
+}
+
+static inline int have_tvp7002(void)
+{
+ /* REVISIT when it's supported, trigger via Kconfig */
+ return 0;
+}
+
+#define DM365_EVM_PHY_ID "davinci_mdio-0:01"
+/*
+ * A MAX-II CPLD is used for various board control functions.
+ */
+#define CPLD_OFFSET(a13a8,a2a1) (((a13a8) << 10) + ((a2a1) << 3))
+
+#define CPLD_VERSION CPLD_OFFSET(0,0) /* r/o */
+#define CPLD_TEST CPLD_OFFSET(0,1)
+#define CPLD_LEDS CPLD_OFFSET(0,2)
+#define CPLD_MUX CPLD_OFFSET(0,3)
+#define CPLD_SWITCH CPLD_OFFSET(1,0) /* r/o */
+#define CPLD_POWER CPLD_OFFSET(1,1)
+#define CPLD_VIDEO CPLD_OFFSET(1,2)
+#define CPLD_CARDSTAT CPLD_OFFSET(1,3) /* r/o */
+
+#define CPLD_DILC_OUT CPLD_OFFSET(2,0)
+#define CPLD_DILC_IN CPLD_OFFSET(2,1) /* r/o */
+
+#define CPLD_IMG_DIR0 CPLD_OFFSET(2,2)
+#define CPLD_IMG_MUX0 CPLD_OFFSET(2,3)
+#define CPLD_IMG_MUX1 CPLD_OFFSET(3,0)
+#define CPLD_IMG_DIR1 CPLD_OFFSET(3,1)
+#define CPLD_IMG_MUX2 CPLD_OFFSET(3,2)
+#define CPLD_IMG_MUX3 CPLD_OFFSET(3,3)
+#define CPLD_IMG_DIR2 CPLD_OFFSET(4,0)
+#define CPLD_IMG_MUX4 CPLD_OFFSET(4,1)
+#define CPLD_IMG_MUX5 CPLD_OFFSET(4,2)
+
+#define CPLD_RESETS CPLD_OFFSET(4,3)
+
+#define CPLD_CCD_DIR1 CPLD_OFFSET(0x3e,0)
+#define CPLD_CCD_IO1 CPLD_OFFSET(0x3e,1)
+#define CPLD_CCD_DIR2 CPLD_OFFSET(0x3e,2)
+#define CPLD_CCD_IO2 CPLD_OFFSET(0x3e,3)
+#define CPLD_CCD_DIR3 CPLD_OFFSET(0x3f,0)
+#define CPLD_CCD_IO3 CPLD_OFFSET(0x3f,1)
+
+static void __iomem *cpld;
+
+
+/* NOTE: this is geared for the standard config, with a socketed
+ * 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors. If you
+ * swap chips with a different block size, partitioning will
+ * need to be changed. This NAND chip MT29F16G08FAA is the default
+ * NAND shipped with the Spectrum Digital DM365 EVM
+ */
+#define NAND_BLOCK_SIZE SZ_128K
+
+static struct mtd_partition davinci_nand_partitions[] = {
+ {
+ /* UBL (a few copies) plus U-Boot */
+ .name = "bootloader",
+ .offset = 0,
+ .size = 30 * NAND_BLOCK_SIZE,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ }, {
+ /* U-Boot environment */
+ .name = "params",
+ .offset = MTDPART_OFS_APPEND,
+ .size = 2 * NAND_BLOCK_SIZE,
+ .mask_flags = 0,
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_4M,
+ .mask_flags = 0,
+ }, {
+ .name = "filesystem1",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_512M,
+ .mask_flags = 0,
+ }, {
+ .name = "filesystem2",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0,
+ }
+ /* two blocks with bad block table (and mirror) at the end */
+};
+
+static struct davinci_nand_pdata davinci_nand_data = {
+ .core_chipsel = 0,
+ .mask_chipsel = BIT(14),
+ .parts = davinci_nand_partitions,
+ .nr_parts = ARRAY_SIZE(davinci_nand_partitions),
+ .ecc_mode = NAND_ECC_HW,
+ .bbt_options = NAND_BBT_USE_FLASH,
+ .ecc_bits = 4,
+};
+
+static struct resource davinci_nand_resources[] = {
+ {
+ .start = DM365_ASYNC_EMIF_DATA_CE0_BASE,
+ .end = DM365_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1,
+ .flags = IORESOURCE_MEM,
+ }, {
+ .start = DM365_ASYNC_EMIF_CONTROL_BASE,
+ .end = DM365_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device davinci_aemif_devices[] = {
+ {
+ .name = "davinci_nand",
+ .id = 0,
+ .num_resources = ARRAY_SIZE(davinci_nand_resources),
+ .resource = davinci_nand_resources,
+ .dev = {
+ .platform_data = &davinci_nand_data,
+ },
+ }
+};
+
+static struct resource davinci_aemif_resources[] = {
+ {
+ .start = DM365_ASYNC_EMIF_CONTROL_BASE,
+ .end = DM365_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct aemif_abus_data da850_evm_aemif_abus_data[] = {
+ {
+ .cs = 1,
+ },
+};
+
+static struct aemif_platform_data davinci_aemif_pdata = {
+ .abus_data = da850_evm_aemif_abus_data,
+ .num_abus_data = ARRAY_SIZE(da850_evm_aemif_abus_data),
+ .sub_devices = davinci_aemif_devices,
+ .num_sub_devices = ARRAY_SIZE(davinci_aemif_devices),
+};
+
+static struct platform_device davinci_aemif_device = {
+ .name = "ti-aemif",
+ .id = -1,
+ .dev = {
+ .platform_data = &davinci_aemif_pdata,
+ },
+ .resource = davinci_aemif_resources,
+ .num_resources = ARRAY_SIZE(davinci_aemif_resources),
+};
+
+static struct at24_platform_data eeprom_info = {
+ .byte_len = (256*1024) / 8,
+ .page_size = 64,
+ .flags = AT24_FLAG_ADDR16,
+ .setup = davinci_get_mac_addr,
+ .context = (void *)0x7f00,
+};
+
+static struct i2c_board_info i2c_info[] = {
+ {
+ I2C_BOARD_INFO("24c256", 0x50),
+ .platform_data = &eeprom_info,
+ },
+ {
+ I2C_BOARD_INFO("tlv320aic3x", 0x18),
+ },
+};
+
+static struct davinci_i2c_platform_data i2c_pdata = {
+ .bus_freq = 400 /* kHz */,
+ .bus_delay = 0 /* usec */,
+};
+
+static int dm365evm_keyscan_enable(struct device *dev)
+{
+ return davinci_cfg_reg(DM365_KEYSCAN);
+}
+
+static unsigned short dm365evm_keymap[] = {
+ KEY_KP2,
+ KEY_LEFT,
+ KEY_EXIT,
+ KEY_DOWN,
+ KEY_ENTER,
+ KEY_UP,
+ KEY_KP1,
+ KEY_RIGHT,
+ KEY_MENU,
+ KEY_RECORD,
+ KEY_REWIND,
+ KEY_KPMINUS,
+ KEY_STOP,
+ KEY_FASTFORWARD,
+ KEY_KPPLUS,
+ KEY_PLAYPAUSE,
+ 0
+};
+
+static struct davinci_ks_platform_data dm365evm_ks_data = {
+ .device_enable = dm365evm_keyscan_enable,
+ .keymap = dm365evm_keymap,
+ .keymapsize = ARRAY_SIZE(dm365evm_keymap),
+ .rep = 1,
+ /* Scan period = strobe + interval */
+ .strobe = 0x5,
+ .interval = 0x2,
+ .matrix_type = DAVINCI_KEYSCAN_MATRIX_4X4,
+};
+
+static int cpld_mmc_get_cd(int module)
+{
+ if (!cpld)
+ return -ENXIO;
+
+ /* low == card present */
+ return !(__raw_readb(cpld + CPLD_CARDSTAT) & BIT(module ? 4 : 0));
+}
+
+static int cpld_mmc_get_ro(int module)
+{
+ if (!cpld)
+ return -ENXIO;
+
+ /* high == card's write protect switch active */
+ return !!(__raw_readb(cpld + CPLD_CARDSTAT) & BIT(module ? 5 : 1));
+}
+
+static struct davinci_mmc_config dm365evm_mmc_config = {
+ .get_cd = cpld_mmc_get_cd,
+ .get_ro = cpld_mmc_get_ro,
+ .wires = 4,
+ .max_freq = 50000000,
+ .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
+};
+
+static void dm365evm_emac_configure(void)
+{
+ /*
+ * EMAC pins are multiplexed with GPIO and UART
+ * Further details are available at the DM365 ARM
+ * Subsystem Users Guide(sprufg5.pdf) pages 125 - 127
+ */
+ davinci_cfg_reg(DM365_EMAC_TX_EN);
+ davinci_cfg_reg(DM365_EMAC_TX_CLK);
+ davinci_cfg_reg(DM365_EMAC_COL);
+ davinci_cfg_reg(DM365_EMAC_TXD3);
+ davinci_cfg_reg(DM365_EMAC_TXD2);
+ davinci_cfg_reg(DM365_EMAC_TXD1);
+ davinci_cfg_reg(DM365_EMAC_TXD0);
+ davinci_cfg_reg(DM365_EMAC_RXD3);
+ davinci_cfg_reg(DM365_EMAC_RXD2);
+ davinci_cfg_reg(DM365_EMAC_RXD1);
+ davinci_cfg_reg(DM365_EMAC_RXD0);
+ davinci_cfg_reg(DM365_EMAC_RX_CLK);
+ davinci_cfg_reg(DM365_EMAC_RX_DV);
+ davinci_cfg_reg(DM365_EMAC_RX_ER);
+ davinci_cfg_reg(DM365_EMAC_CRS);
+ davinci_cfg_reg(DM365_EMAC_MDIO);
+ davinci_cfg_reg(DM365_EMAC_MDCLK);
+
+ /*
+ * EMAC interrupts are multiplexed with GPIO interrupts
+ * Details are available at the DM365 ARM
+ * Subsystem Users Guide(sprufg5.pdf) pages 133 - 134
+ */
+ davinci_cfg_reg(DM365_INT_EMAC_RXTHRESH);
+ davinci_cfg_reg(DM365_INT_EMAC_RXPULSE);
+ davinci_cfg_reg(DM365_INT_EMAC_TXPULSE);
+ davinci_cfg_reg(DM365_INT_EMAC_MISCPULSE);
+}
+
+static void dm365evm_mmc_configure(void)
+{
+ /*
+ * MMC/SD pins are multiplexed with GPIO and EMIF
+ * Further details are available at the DM365 ARM
+ * Subsystem Users Guide(sprufg5.pdf) pages 118, 128 - 131
+ */
+ davinci_cfg_reg(DM365_SD1_CLK);
+ davinci_cfg_reg(DM365_SD1_CMD);
+ davinci_cfg_reg(DM365_SD1_DATA3);
+ davinci_cfg_reg(DM365_SD1_DATA2);
+ davinci_cfg_reg(DM365_SD1_DATA1);
+ davinci_cfg_reg(DM365_SD1_DATA0);
+}
+
+static struct tvp514x_platform_data tvp5146_pdata = {
+ .clk_polarity = 0,
+ .hs_polarity = 1,
+ .vs_polarity = 1
+};
+
+#define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
+/* Inputs available at the TVP5146 */
+static struct v4l2_input tvp5146_inputs[] = {
+ {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .std = TVP514X_STD_ALL,
+ },
+ {
+ .index = 1,
+ .name = "S-Video",
+ .type = V4L2_INPUT_TYPE_CAMERA,
+ .std = TVP514X_STD_ALL,
+ },
+};
+
+/*
+ * this is the route info for connecting each input to decoder
+ * ouput that goes to vpfe. There is a one to one correspondence
+ * with tvp5146_inputs
+ */
+static struct vpfe_route tvp5146_routes[] = {
+ {
+ .input = INPUT_CVBS_VI2B,
+ .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ },
+{
+ .input = INPUT_SVIDEO_VI2C_VI1C,
+ .output = OUTPUT_10BIT_422_EMBEDDED_SYNC,
+ },
+};
+
+static struct vpfe_subdev_info vpfe_sub_devs[] = {
+ {
+ .name = "tvp5146",
+ .grp_id = 0,
+ .num_inputs = ARRAY_SIZE(tvp5146_inputs),
+ .inputs = tvp5146_inputs,
+ .routes = tvp5146_routes,
+ .can_route = 1,
+ .ccdc_if_params = {
+ .if_type = VPFE_BT656,
+ .hdpol = VPFE_PINPOL_POSITIVE,
+ .vdpol = VPFE_PINPOL_POSITIVE,
+ },
+ .board_info = {
+ I2C_BOARD_INFO("tvp5146", 0x5d),
+ .platform_data = &tvp5146_pdata,
+ },
+ },
+};
+
+static struct vpfe_config vpfe_cfg = {
+ .num_subdevs = ARRAY_SIZE(vpfe_sub_devs),
+ .sub_devs = vpfe_sub_devs,
+ .i2c_adapter_id = 1,
+ .card_name = "DM365 EVM",
+ .ccdc = "ISIF",
+};
+
+/* venc standards timings */
+static struct vpbe_enc_mode_info dm365evm_enc_std_timing[] = {
+ {
+ .name = "ntsc",
+ .timings_type = VPBE_ENC_STD,
+ .std_id = V4L2_STD_NTSC,
+ .interlaced = 1,
+ .xres = 720,
+ .yres = 480,
+ .aspect = {11, 10},
+ .fps = {30000, 1001},
+ .left_margin = 0x79,
+ .upper_margin = 0x10,
+ },
+ {
+ .name = "pal",
+ .timings_type = VPBE_ENC_STD,
+ .std_id = V4L2_STD_PAL,
+ .interlaced = 1,
+ .xres = 720,
+ .yres = 576,
+ .aspect = {54, 59},
+ .fps = {25, 1},
+ .left_margin = 0x7E,
+ .upper_margin = 0x16,
+ },
+};
+
+/* venc dv timings */
+static struct vpbe_enc_mode_info dm365evm_enc_preset_timing[] = {
+ {
+ .name = "480p59_94",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_720X480P59_94,
+ .interlaced = 0,
+ .xres = 720,
+ .yres = 480,
+ .aspect = {1, 1},
+ .fps = {5994, 100},
+ .left_margin = 0x8F,
+ .upper_margin = 0x2D,
+ },
+ {
+ .name = "576p50",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_720X576P50,
+ .interlaced = 0,
+ .xres = 720,
+ .yres = 576,
+ .aspect = {1, 1},
+ .fps = {50, 1},
+ .left_margin = 0x8C,
+ .upper_margin = 0x36,
+ },
+ {
+ .name = "720p60",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_1280X720P60,
+ .interlaced = 0,
+ .xres = 1280,
+ .yres = 720,
+ .aspect = {1, 1},
+ .fps = {60, 1},
+ .left_margin = 0x117,
+ .right_margin = 70,
+ .upper_margin = 38,
+ .lower_margin = 3,
+ .hsync_len = 80,
+ .vsync_len = 5,
+ },
+ {
+ .name = "1080i60",
+ .timings_type = VPBE_ENC_DV_TIMINGS,
+ .dv_timings = V4L2_DV_BT_CEA_1920X1080I60,
+ .interlaced = 1,
+ .xres = 1920,
+ .yres = 1080,
+ .aspect = {1, 1},
+ .fps = {30, 1},
+ .left_margin = 0xc9,
+ .right_margin = 80,
+ .upper_margin = 30,
+ .lower_margin = 3,
+ .hsync_len = 88,
+ .vsync_len = 5,
+ },
+};
+
+#define VENC_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL)
+
+/*
+ * The outputs available from VPBE + ecnoders. Keep the
+ * the order same as that of encoders. First those from venc followed by that
+ * from encoders. Index in the output refers to index on a particular
+ * encoder.Driver uses this index to pass it to encoder when it supports more
+ * than one output. Application uses index of the array to set an output.
+ */
+static struct vpbe_output dm365evm_vpbe_outputs[] = {
+ {
+ .output = {
+ .index = 0,
+ .name = "Composite",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .std = VENC_STD_ALL,
+ .capabilities = V4L2_OUT_CAP_STD,
+ },
+ .subdev_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .default_mode = "ntsc",
+ .num_modes = ARRAY_SIZE(dm365evm_enc_std_timing),
+ .modes = dm365evm_enc_std_timing,
+ .if_params = MEDIA_BUS_FMT_FIXED,
+ },
+ {
+ .output = {
+ .index = 1,
+ .name = "Component",
+ .type = V4L2_OUTPUT_TYPE_ANALOG,
+ .capabilities = V4L2_OUT_CAP_DV_TIMINGS,
+ },
+ .subdev_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ .default_mode = "480p59_94",
+ .num_modes = ARRAY_SIZE(dm365evm_enc_preset_timing),
+ .modes = dm365evm_enc_preset_timing,
+ .if_params = MEDIA_BUS_FMT_FIXED,
+ },
+};
+
+/*
+ * Amplifiers on the board
+ */
+static struct ths7303_platform_data ths7303_pdata = {
+ .ch_1 = 3,
+ .ch_2 = 3,
+ .ch_3 = 3,
+};
+
+static struct amp_config_info vpbe_amp = {
+ .module_name = "ths7303",
+ .is_i2c = 1,
+ .board_info = {
+ I2C_BOARD_INFO("ths7303", 0x2c),
+ .platform_data = &ths7303_pdata,
+ }
+};
+
+static struct vpbe_config dm365evm_display_cfg = {
+ .module_name = "dm365-vpbe-display",
+ .i2c_adapter_id = 1,
+ .amp = &vpbe_amp,
+ .osd = {
+ .module_name = DM365_VPBE_OSD_SUBDEV_NAME,
+ },
+ .venc = {
+ .module_name = DM365_VPBE_VENC_SUBDEV_NAME,
+ },
+ .num_outputs = ARRAY_SIZE(dm365evm_vpbe_outputs),
+ .outputs = dm365evm_vpbe_outputs,
+};
+
+static void __init evm_init_i2c(void)
+{
+ davinci_init_i2c(&i2c_pdata);
+ i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info));
+}
+
+static inline int have_leds(void)
+{
+#ifdef CONFIG_LEDS_CLASS
+ return 1;
+#else
+ return 0;
+#endif
+}
+
+struct cpld_led {
+ struct led_classdev cdev;
+ u8 mask;
+};
+
+static const struct {
+ const char *name;
+ const char *trigger;
+} cpld_leds[] = {
+ { "dm365evm::ds2", },
+ { "dm365evm::ds3", },
+ { "dm365evm::ds4", },
+ { "dm365evm::ds5", },
+ { "dm365evm::ds6", "nand-disk", },
+ { "dm365evm::ds7", "mmc1", },
+ { "dm365evm::ds8", "mmc0", },
+ { "dm365evm::ds9", "heartbeat", },
+};
+
+static void cpld_led_set(struct led_classdev *cdev, enum led_brightness b)
+{
+ struct cpld_led *led = container_of(cdev, struct cpld_led, cdev);
+ u8 reg = __raw_readb(cpld + CPLD_LEDS);
+
+ if (b != LED_OFF)
+ reg &= ~led->mask;
+ else
+ reg |= led->mask;
+ __raw_writeb(reg, cpld + CPLD_LEDS);
+}
+
+static enum led_brightness cpld_led_get(struct led_classdev *cdev)
+{
+ struct cpld_led *led = container_of(cdev, struct cpld_led, cdev);
+ u8 reg = __raw_readb(cpld + CPLD_LEDS);
+
+ return (reg & led->mask) ? LED_OFF : LED_FULL;
+}
+
+static int __init cpld_leds_init(void)
+{
+ int i;
+
+ if (!have_leds() || !cpld)
+ return 0;
+
+ /* setup LEDs */
+ __raw_writeb(0xff, cpld + CPLD_LEDS);
+ for (i = 0; i < ARRAY_SIZE(cpld_leds); i++) {
+ struct cpld_led *led;
+
+ led = kzalloc(sizeof(*led), GFP_KERNEL);
+ if (!led)
+ break;
+
+ led->cdev.name = cpld_leds[i].name;
+ led->cdev.brightness_set = cpld_led_set;
+ led->cdev.brightness_get = cpld_led_get;
+ led->cdev.default_trigger = cpld_leds[i].trigger;
+ led->mask = BIT(i);
+
+ if (led_classdev_register(NULL, &led->cdev) < 0) {
+ kfree(led);
+ break;
+ }
+ }
+
+ return 0;
+}
+/* run after subsys_initcall() for LEDs */
+fs_initcall(cpld_leds_init);
+
+
+static void __init evm_init_cpld(void)
+{
+ u8 mux, resets;
+ const char *label;
+ struct clk *aemif_clk;
+ int rc;
+
+ /* Make sure we can configure the CPLD through CS1. Then
+ * leave it on for later access to MMC and LED registers.
+ */
+ aemif_clk = clk_get(NULL, "aemif");
+ if (IS_ERR(aemif_clk))
+ return;
+ clk_prepare_enable(aemif_clk);
+
+ if (request_mem_region(DM365_ASYNC_EMIF_DATA_CE1_BASE, SECTION_SIZE,
+ "cpld") == NULL)
+ goto fail;
+ cpld = ioremap(DM365_ASYNC_EMIF_DATA_CE1_BASE, SECTION_SIZE);
+ if (!cpld) {
+ release_mem_region(DM365_ASYNC_EMIF_DATA_CE1_BASE,
+ SECTION_SIZE);
+fail:
+ pr_err("ERROR: can't map CPLD\n");
+ clk_disable_unprepare(aemif_clk);
+ return;
+ }
+
+ /* External muxing for some signals */
+ mux = 0;
+
+ /* Read SW5 to set up NAND + keypad _or_ OneNAND (sync read).
+ * NOTE: SW4 bus width setting must match!
+ */
+ if ((__raw_readb(cpld + CPLD_SWITCH) & BIT(5)) == 0) {
+ /* external keypad mux */
+ mux |= BIT(7);
+
+ rc = platform_device_register(&davinci_aemif_device);
+ if (rc)
+ pr_warn("%s(): error registering the aemif device: %d\n",
+ __func__, rc);
+ } else {
+ /* no OneNAND support yet */
+ }
+
+ /* Leave external chips in reset when unused. */
+ resets = BIT(3) | BIT(2) | BIT(1) | BIT(0);
+
+ /* Static video input config with SN74CBT16214 1-of-3 mux:
+ * - port b1 == tvp7002 (mux lowbits == 1 or 6)
+ * - port b2 == imager (mux lowbits == 2 or 7)
+ * - port b3 == tvp5146 (mux lowbits == 5)
+ *
+ * Runtime switching could work too, with limitations.
+ */
+ if (have_imager()) {
+ label = "HD imager";
+ mux |= 2;
+
+ /* externally mux MMC1/ENET/AIC33 to imager */
+ mux |= BIT(6) | BIT(5) | BIT(3);
+ } else {
+ struct davinci_soc_info *soc_info = &davinci_soc_info;
+
+ /* we can use MMC1 ... */
+ dm365evm_mmc_configure();
+ davinci_setup_mmc(1, &dm365evm_mmc_config);
+
+ /* ... and ENET ... */
+ dm365evm_emac_configure();
+ soc_info->emac_pdata->phy_id = DM365_EVM_PHY_ID;
+ resets &= ~BIT(3);
+
+ /* ... and AIC33 */
+ resets &= ~BIT(1);
+
+ if (have_tvp7002()) {
+ mux |= 1;
+ resets &= ~BIT(2);
+ label = "tvp7002 HD";
+ } else {
+ /* default to tvp5146 */
+ mux |= 5;
+ resets &= ~BIT(0);
+ label = "tvp5146 SD";
+ }
+ }
+ __raw_writeb(mux, cpld + CPLD_MUX);
+ __raw_writeb(resets, cpld + CPLD_RESETS);
+ pr_info("EVM: %s video input\n", label);
+
+ /* REVISIT export switches: NTSC/PAL (SW5.6), EXTRA1 (SW5.2), etc */
+}
+
+static void __init dm365_evm_map_io(void)
+{
+ dm365_init();
+}
+
+static struct spi_eeprom at25640 = {
+ .byte_len = SZ_64K / 8,
+ .name = "at25640",
+ .page_size = 32,
+ .flags = EE_ADDR2,
+};
+
+static const struct spi_board_info dm365_evm_spi_info[] __initconst = {
+ {
+ .modalias = "at25",
+ .platform_data = &at25640,
+ .max_speed_hz = 10 * 1000 * 1000,
+ .bus_num = 0,
+ .chip_select = 0,
+ .mode = SPI_MODE_0,
+ },
+};
+
+static __init void dm365_evm_init(void)
+{
+ int ret;
+
+ dm365_register_clocks();
+
+ ret = dm365_gpio_register();
+ if (ret)
+ pr_warn("%s: GPIO init failed: %d\n", __func__, ret);
+
+ evm_init_i2c();
+ davinci_serial_init(dm365_serial_device);
+
+ dm365evm_emac_configure();
+ dm365evm_mmc_configure();
+
+ davinci_setup_mmc(0, &dm365evm_mmc_config);
+
+ dm365_init_video(&vpfe_cfg, &dm365evm_display_cfg);
+
+ /* maybe setup mmc1/etc ... _after_ mmc0 */
+ evm_init_cpld();
+
+#ifdef CONFIG_SND_DM365_AIC3X_CODEC
+ dm365_init_asp();
+#elif defined(CONFIG_SND_DM365_VOICE_CODEC)
+ dm365_init_vc();
+#endif
+ dm365_init_rtc();
+ dm365_init_ks(&dm365evm_ks_data);
+
+ dm365_init_spi0(BIT(0), dm365_evm_spi_info,
+ ARRAY_SIZE(dm365_evm_spi_info));
+}
+
+MACHINE_START(DAVINCI_DM365_EVM, "DaVinci DM365 EVM")
+ .atag_offset = 0x100,
+ .map_io = dm365_evm_map_io,
+ .init_irq = davinci_irq_init,
+ .init_time = dm365_init_time,
+ .init_machine = dm365_evm_init,
+ .init_late = davinci_init_late,
+ .dma_zone_size = SZ_128M,
+MACHINE_END
+