diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-dm355-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-dm355-evm.c | 444 |
1 files changed, 0 insertions, 444 deletions
diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c deleted file mode 100644 index b48ab1c3e48b..000000000000 --- a/arch/arm/mach-davinci/board-dm355-evm.c +++ /dev/null @@ -1,444 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * TI DaVinci EVM board support - * - * Author: Kevin Hilman, Deep Root Systems, LLC - * - * 2007 (c) MontaVista Software, Inc. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/err.h> -#include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/rawnand.h> -#include <linux/i2c.h> -#include <linux/gpio.h> -#include <linux/gpio/machine.h> -#include <linux/clk.h> -#include <linux/dm9000.h> -#include <linux/videodev2.h> -#include <media/i2c/tvp514x.h> -#include <linux/spi/spi.h> -#include <linux/spi/eeprom.h> -#include <linux/platform_data/gpio-davinci.h> -#include <linux/platform_data/i2c-davinci.h> -#include <linux/platform_data/mtd-davinci.h> -#include <linux/platform_data/mmc-davinci.h> -#include <linux/platform_data/usb-davinci.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.h> - -#include "serial.h" -#include "common.h" -#include "davinci.h" - -/* NOTE: this is geared for the standard config, with a socketed - * 2 GByte Micron NAND (MT29F16G08FAA) using 128KB sectors. If you - * swap chips, maybe with a different block size, partitioning may - * need to be changed. - */ -#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 = 15 * NAND_BLOCK_SIZE, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, { - /* U-Boot environment */ - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = 1 * 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), - .engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST, - .bbt_options = NAND_BBT_USE_FLASH, - .ecc_bits = 4, -}; - -static struct resource davinci_nand_resources[] = { - { - .start = DM355_ASYNC_EMIF_DATA_CE0_BASE, - .end = DM355_ASYNC_EMIF_DATA_CE0_BASE + SZ_32M - 1, - .flags = IORESOURCE_MEM, - }, { - .start = DM355_ASYNC_EMIF_CONTROL_BASE, - .end = DM355_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device davinci_nand_device = { - .name = "davinci_nand", - .id = 0, - - .num_resources = ARRAY_SIZE(davinci_nand_resources), - .resource = davinci_nand_resources, - - .dev = { - .platform_data = &davinci_nand_data, - }, -}; - -#define DM355_I2C_SDA_PIN GPIO_TO_PIN(0, 15) -#define DM355_I2C_SCL_PIN GPIO_TO_PIN(0, 14) - -static struct gpiod_lookup_table i2c_recovery_gpiod_table = { - .dev_id = "i2c_davinci.1", - .table = { - GPIO_LOOKUP("davinci_gpio", DM355_I2C_SDA_PIN, "sda", - GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - GPIO_LOOKUP("davinci_gpio", DM355_I2C_SCL_PIN, "scl", - GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - { } - }, -}; - -static struct davinci_i2c_platform_data i2c_pdata = { - .bus_freq = 400 /* kHz */, - .bus_delay = 0 /* usec */, - .gpio_recovery = true, -}; - -static int dm355evm_mmc_gpios = -EINVAL; - -static void dm355evm_mmcsd_gpios(unsigned gpio) -{ - gpio_request(gpio + 0, "mmc0_ro"); - gpio_request(gpio + 1, "mmc0_cd"); - gpio_request(gpio + 2, "mmc1_ro"); - gpio_request(gpio + 3, "mmc1_cd"); - - /* we "know" these are input-only so we don't - * need to call gpio_direction_input() - */ - - dm355evm_mmc_gpios = gpio; -} - -static struct i2c_board_info dm355evm_i2c_info[] = { - { I2C_BOARD_INFO("dm355evm_msp", 0x25), - .platform_data = dm355evm_mmcsd_gpios, - }, - /* { plus irq }, */ - { I2C_BOARD_INFO("tlv320aic33", 0x1b), }, -}; - -static void __init evm_init_i2c(void) -{ - gpiod_add_lookup_table(&i2c_recovery_gpiod_table); - davinci_init_i2c(&i2c_pdata); - - gpio_request(5, "dm355evm_msp"); - gpio_direction_input(5); - dm355evm_i2c_info[0].irq = gpio_to_irq(5); - - i2c_register_board_info(1, dm355evm_i2c_info, - ARRAY_SIZE(dm355evm_i2c_info)); -} - -static struct resource dm355evm_dm9000_rsrc[] = { - { - /* addr */ - .start = 0x04014000, - .end = 0x04014001, - .flags = IORESOURCE_MEM, - }, { - /* data */ - .start = 0x04014002, - .end = 0x04014003, - .flags = IORESOURCE_MEM, - }, { - .flags = IORESOURCE_IRQ - | IORESOURCE_IRQ_HIGHEDGE /* rising (active high) */, - }, -}; - -static struct dm9000_plat_data dm335evm_dm9000_platdata; - -static struct platform_device dm355evm_dm9000 = { - .name = "dm9000", - .id = -1, - .resource = dm355evm_dm9000_rsrc, - .num_resources = ARRAY_SIZE(dm355evm_dm9000_rsrc), - .dev = { - .platform_data = &dm335evm_dm9000_platdata, - }, -}; - -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), - .i2c_adapter_id = 1, - .sub_devs = vpfe_sub_devs, - .card_name = "DM355 EVM", - .ccdc = "DM355 CCDC", -}; - -/* venc standards timings */ -static struct vpbe_enc_mode_info dm355evm_enc_preset_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 - }, -}; - -#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 dm355evm_vpbe_outputs[] = { - { - .output = { - .index = 0, - .name = "Composite", - .type = V4L2_OUTPUT_TYPE_ANALOG, - .std = VENC_STD_ALL, - .capabilities = V4L2_OUT_CAP_STD, - }, - .subdev_name = DM355_VPBE_VENC_SUBDEV_NAME, - .default_mode = "ntsc", - .num_modes = ARRAY_SIZE(dm355evm_enc_preset_timing), - .modes = dm355evm_enc_preset_timing, - .if_params = MEDIA_BUS_FMT_FIXED, - }, -}; - -static struct vpbe_config dm355evm_display_cfg = { - .module_name = "dm355-vpbe-display", - .i2c_adapter_id = 1, - .osd = { - .module_name = DM355_VPBE_OSD_SUBDEV_NAME, - }, - .venc = { - .module_name = DM355_VPBE_VENC_SUBDEV_NAME, - }, - .num_outputs = ARRAY_SIZE(dm355evm_vpbe_outputs), - .outputs = dm355evm_vpbe_outputs, -}; - -static struct platform_device *davinci_evm_devices[] __initdata = { - &dm355evm_dm9000, - &davinci_nand_device, -}; - -static void __init dm355_evm_map_io(void) -{ - dm355_init(); -} - -static int dm355evm_mmc_get_cd(int module) -{ - if (!gpio_is_valid(dm355evm_mmc_gpios)) - return -ENXIO; - /* low == card present */ - return !gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 1); -} - -static int dm355evm_mmc_get_ro(int module) -{ - if (!gpio_is_valid(dm355evm_mmc_gpios)) - return -ENXIO; - /* high == card's write protect switch active */ - return gpio_get_value_cansleep(dm355evm_mmc_gpios + 2 * module + 0); -} - -static struct davinci_mmc_config dm355evm_mmc_config = { - .get_cd = dm355evm_mmc_get_cd, - .get_ro = dm355evm_mmc_get_ro, - .wires = 4, - .max_freq = 50000000, - .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, -}; - -/* Don't connect anything to J10 unless you're only using USB host - * mode *and* have to do so with some kind of gender-bender. If - * you have proper Mini-B or Mini-A cables (or Mini-A adapters) - * the ID pin won't need any help. - */ -#define USB_ID_VALUE 1 /* ID pulled low */ - -static struct spi_eeprom at25640a = { - .byte_len = SZ_64K / 8, - .name = "at25640a", - .page_size = 32, - .flags = EE_ADDR2, -}; - -static const struct spi_board_info dm355_evm_spi_info[] __initconst = { - { - .modalias = "at25", - .platform_data = &at25640a, - .max_speed_hz = 10 * 1000 * 1000, /* at 3v3 */ - .bus_num = 0, - .chip_select = 0, - .mode = SPI_MODE_0, - }, -}; - -static __init void dm355_evm_init(void) -{ - struct clk *aemif; - int ret; - - dm355_register_clocks(); - - ret = dm355_gpio_register(); - if (ret) - pr_warn("%s: GPIO init failed: %d\n", __func__, ret); - - gpio_request(1, "dm9000"); - gpio_direction_input(1); - dm355evm_dm9000_rsrc[2].start = gpio_to_irq(1); - - aemif = clk_get(&dm355evm_dm9000.dev, "aemif"); - if (!WARN(IS_ERR(aemif), "unable to get AEMIF clock\n")) - clk_prepare_enable(aemif); - - platform_add_devices(davinci_evm_devices, - ARRAY_SIZE(davinci_evm_devices)); - evm_init_i2c(); - davinci_serial_init(dm355_serial_device); - - /* NOTE: NAND flash timings set by the UBL are slower than - * needed by MT29F16G08FAA chips ... EMIF.A1CR is 0x40400204 - * but could be 0x0400008c for about 25% faster page reads. - */ - - gpio_request(2, "usb_id_toggle"); - gpio_direction_output(2, USB_ID_VALUE); - /* irlml6401 switches over 1A in under 8 msec */ - davinci_setup_usb(1000, 8); - - davinci_setup_mmc(0, &dm355evm_mmc_config); - davinci_setup_mmc(1, &dm355evm_mmc_config); - - dm355_init_video(&vpfe_cfg, &dm355evm_display_cfg); - - dm355_init_spi0(BIT(0), dm355_evm_spi_info, - ARRAY_SIZE(dm355_evm_spi_info)); - - /* DM335 EVM uses ASP1; line-out is a stereo mini-jack */ - dm355_init_asp1(ASP1_TX_EVT_EN | ASP1_RX_EVT_EN); -} - -MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM") - .atag_offset = 0x100, - .map_io = dm355_evm_map_io, - .init_irq = dm355_init_irq, - .init_time = dm355_init_time, - .init_machine = dm355_evm_init, - .init_late = davinci_init_late, - .dma_zone_size = SZ_128M, -MACHINE_END |