diff options
Diffstat (limited to 'arch/arm/mach-davinci/board-dm644x-evm.c')
| -rw-r--r-- | arch/arm/mach-davinci/board-dm644x-evm.c | 928 |
1 files changed, 0 insertions, 928 deletions
diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c deleted file mode 100644 index 9f405af36a6f..000000000000 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ /dev/null @@ -1,928 +0,0 @@ -/* - * TI DaVinci EVM board support - * - * Author: Kevin Hilman, MontaVista Software, Inc. <source@mvista.com> - * - * 2007 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> -#include <linux/gpio.h> -#include <linux/gpio/machine.h> -#include <linux/i2c.h> -#include <linux/platform_data/pcf857x.h> -#include <linux/platform_data/gpio-davinci.h> -#include <linux/property.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/rawnand.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <linux/nvmem-provider.h> -#include <linux/phy.h> -#include <linux/clk.h> -#include <linux/videodev2.h> -#include <linux/v4l2-dv-timings.h> -#include <linux/export.h> -#include <linux/leds.h> -#include <linux/regulator/fixed.h> -#include <linux/regulator/machine.h> - -#include <media/i2c/tvp514x.h> - -#include <asm/mach-types.h> -#include <asm/mach/arch.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 <linux/platform_data/mtd-davinci-aemif.h> -#include <linux/platform_data/ti-aemif.h> - -#include "davinci.h" -#include "common.h" -#include "mux.h" -#include "serial.h" -#include "irqs.h" - -#define DM644X_EVM_PHY_ID "davinci_mdio-0:01" -#define LXT971_PHY_ID (0x001378e2) -#define LXT971_PHY_MASK (0xfffffff0) - -static struct mtd_partition davinci_evm_norflash_partitions[] = { - /* bootloader (UBL, U-Boot, etc) in first 5 sectors */ - { - .name = "bootloader", - .offset = 0, - .size = 5 * SZ_64K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next 1 sectors */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_64K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct physmap_flash_data davinci_evm_norflash_data = { - .width = 2, - .parts = davinci_evm_norflash_partitions, - .nr_parts = ARRAY_SIZE(davinci_evm_norflash_partitions), -}; - -/* NOTE: CFI probe will correctly detect flash part as 32M, but EMIF - * limits addresses to 16M, so using addresses past 16M will wrap */ -static struct resource davinci_evm_norflash_resource = { - .start = DM644X_ASYNC_EMIF_DATA_CE0_BASE, - .end = DM644X_ASYNC_EMIF_DATA_CE0_BASE + SZ_16M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device davinci_evm_norflash_device = { - .name = "physmap-flash", - .id = 0, - .dev = { - .platform_data = &davinci_evm_norflash_data, - }, - .num_resources = 1, - .resource = &davinci_evm_norflash_resource, -}; - -/* DM644x EVM includes a 64 MByte small-page NAND flash (16K blocks). - * It may used instead of the (default) NOR chip to boot, using TI's - * tools to install the secondary boot loader (UBL) and U-Boot. - */ -static struct mtd_partition davinci_evm_nandflash_partition[] = { - /* Bootloader layout depends on whose u-boot is installed, but we - * can hide all the details. - * - block 0 for u-boot environment ... in mainline u-boot - * - block 1 for UBL (plus up to four backup copies in blocks 2..5) - * - blocks 6...? for u-boot - * - blocks 16..23 for u-boot environment ... in TI's u-boot - */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_256K + SZ_128K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* Kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_4M, - .mask_flags = 0, - }, - /* File system (older GIT kernels started this on the 5MB mark) */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0, - } - /* A few blocks at end hold a flash BBT ... created by TI's CCS - * using flashwriter_nand.out, but ignored by TI's versions of - * Linux and u-boot. We boot faster by using them. - */ -}; - -static struct davinci_aemif_timing davinci_evm_nandflash_timing = { - .wsetup = 20, - .wstrobe = 40, - .whold = 20, - .rsetup = 10, - .rstrobe = 40, - .rhold = 10, - .ta = 40, -}; - -static struct davinci_nand_pdata davinci_evm_nandflash_data = { - .core_chipsel = 0, - .parts = davinci_evm_nandflash_partition, - .nr_parts = ARRAY_SIZE(davinci_evm_nandflash_partition), - .engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST, - .ecc_bits = 1, - .bbt_options = NAND_BBT_USE_FLASH, - .timing = &davinci_evm_nandflash_timing, -}; - -static struct resource davinci_evm_nandflash_resource[] = { - { - .start = DM644X_ASYNC_EMIF_DATA_CE0_BASE, - .end = DM644X_ASYNC_EMIF_DATA_CE0_BASE + SZ_16M - 1, - .flags = IORESOURCE_MEM, - }, { - .start = DM644X_ASYNC_EMIF_CONTROL_BASE, - .end = DM644X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct resource davinci_evm_aemif_resource[] = { - { - .start = DM644X_ASYNC_EMIF_CONTROL_BASE, - .end = DM644X_ASYNC_EMIF_CONTROL_BASE + SZ_4K - 1, - .flags = IORESOURCE_MEM, - }, -}; - -static struct aemif_abus_data davinci_evm_aemif_abus_data[] = { - { - .cs = 1, - }, -}; - -static struct platform_device davinci_evm_nandflash_devices[] = { - { - .name = "davinci_nand", - .id = 0, - .dev = { - .platform_data = &davinci_evm_nandflash_data, - }, - .num_resources = ARRAY_SIZE(davinci_evm_nandflash_resource), - .resource = davinci_evm_nandflash_resource, - }, -}; - -static struct aemif_platform_data davinci_evm_aemif_pdata = { - .abus_data = davinci_evm_aemif_abus_data, - .num_abus_data = ARRAY_SIZE(davinci_evm_aemif_abus_data), - .sub_devices = davinci_evm_nandflash_devices, - .num_sub_devices = ARRAY_SIZE(davinci_evm_nandflash_devices), -}; - -static struct platform_device davinci_evm_aemif_device = { - .name = "ti-aemif", - .id = -1, - .dev = { - .platform_data = &davinci_evm_aemif_pdata, - }, - .resource = davinci_evm_aemif_resource, - .num_resources = ARRAY_SIZE(davinci_evm_aemif_resource), -}; - -static u64 davinci_fb_dma_mask = DMA_BIT_MASK(32); - -static struct platform_device davinci_fb_device = { - .name = "davincifb", - .id = -1, - .dev = { - .dma_mask = &davinci_fb_dma_mask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = 0, -}; - -static struct tvp514x_platform_data dm644xevm_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 dm644xevm_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 dm644xevm_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 dm644xevm_vpfe_sub_devs[] = { - { - .name = "tvp5146", - .grp_id = 0, - .num_inputs = ARRAY_SIZE(dm644xevm_tvp5146_inputs), - .inputs = dm644xevm_tvp5146_inputs, - .routes = dm644xevm_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 = &dm644xevm_tvp5146_pdata, - }, - }, -}; - -static struct vpfe_config dm644xevm_capture_cfg = { - .num_subdevs = ARRAY_SIZE(dm644xevm_vpfe_sub_devs), - .i2c_adapter_id = 1, - .sub_devs = dm644xevm_vpfe_sub_devs, - .card_name = "DM6446 EVM", - .ccdc = "DM6446 CCDC", -}; - -static struct platform_device rtc_dev = { - .name = "rtc_davinci_evm", - .id = -1, -}; - -/*----------------------------------------------------------------------*/ -#ifdef CONFIG_I2C -/* - * I2C GPIO expanders - */ - -#define PCF_Uxx_BASE(x) (DAVINCI_N_GPIO + ((x) * 8)) - - -/* U2 -- LEDs */ - -static struct gpio_led evm_leds[] = { - { .name = "DS8", .active_low = 1, - .default_trigger = "heartbeat", }, - { .name = "DS7", .active_low = 1, }, - { .name = "DS6", .active_low = 1, }, - { .name = "DS5", .active_low = 1, }, - { .name = "DS4", .active_low = 1, }, - { .name = "DS3", .active_low = 1, }, - { .name = "DS2", .active_low = 1, - .default_trigger = "mmc0", }, - { .name = "DS1", .active_low = 1, - .default_trigger = "disk-activity", }, -}; - -static const struct gpio_led_platform_data evm_led_data = { - .num_leds = ARRAY_SIZE(evm_leds), - .leds = evm_leds, -}; - -static struct platform_device *evm_led_dev; - -static int -evm_led_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *c) -{ - struct gpio_led *leds = evm_leds; - int status; - - while (ngpio--) { - leds->gpio = gpio++; - leds++; - } - - /* what an extremely annoying way to be forced to handle - * device unregistration ... - */ - evm_led_dev = platform_device_alloc("leds-gpio", 0); - platform_device_add_data(evm_led_dev, - &evm_led_data, sizeof evm_led_data); - - evm_led_dev->dev.parent = &client->dev; - status = platform_device_add(evm_led_dev); - if (status < 0) { - platform_device_put(evm_led_dev); - evm_led_dev = NULL; - } - return status; -} - -static void -evm_led_teardown(struct i2c_client *client, int gpio, unsigned ngpio, void *c) -{ - if (evm_led_dev) { - platform_device_unregister(evm_led_dev); - evm_led_dev = NULL; - } -} - -static struct pcf857x_platform_data pcf_data_u2 = { - .gpio_base = PCF_Uxx_BASE(0), - .setup = evm_led_setup, - .teardown = evm_led_teardown, -}; - - -/* U18 - A/V clock generator and user switch */ - -static int sw_gpio; - -static ssize_t -sw_show(struct device *d, struct device_attribute *a, char *buf) -{ - char *s = gpio_get_value_cansleep(sw_gpio) ? "on\n" : "off\n"; - - strcpy(buf, s); - return strlen(s); -} - -static DEVICE_ATTR(user_sw, S_IRUGO, sw_show, NULL); - -static int -evm_u18_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *c) -{ - int status; - - /* export dip switch option */ - sw_gpio = gpio + 7; - status = gpio_request(sw_gpio, "user_sw"); - if (status == 0) - status = gpio_direction_input(sw_gpio); - if (status == 0) - status = device_create_file(&client->dev, &dev_attr_user_sw); - else - gpio_free(sw_gpio); - if (status != 0) - sw_gpio = -EINVAL; - - /* audio PLL: 48 kHz (vs 44.1 or 32), single rate (vs double) */ - gpio_request(gpio + 3, "pll_fs2"); - gpio_direction_output(gpio + 3, 0); - - gpio_request(gpio + 2, "pll_fs1"); - gpio_direction_output(gpio + 2, 0); - - gpio_request(gpio + 1, "pll_sr"); - gpio_direction_output(gpio + 1, 0); - - return 0; -} - -static void -evm_u18_teardown(struct i2c_client *client, int gpio, unsigned ngpio, void *c) -{ - gpio_free(gpio + 1); - gpio_free(gpio + 2); - gpio_free(gpio + 3); - - if (sw_gpio > 0) { - device_remove_file(&client->dev, &dev_attr_user_sw); - gpio_free(sw_gpio); - } -} - -static struct pcf857x_platform_data pcf_data_u18 = { - .gpio_base = PCF_Uxx_BASE(1), - .n_latch = (1 << 3) | (1 << 2) | (1 << 1), - .setup = evm_u18_setup, - .teardown = evm_u18_teardown, -}; - - -/* U35 - various I/O signals used to manage USB, CF, ATA, etc */ - -static int -evm_u35_setup(struct i2c_client *client, int gpio, unsigned ngpio, void *c) -{ - /* p0 = nDRV_VBUS (initial: don't supply it) */ - gpio_request(gpio + 0, "nDRV_VBUS"); - gpio_direction_output(gpio + 0, 1); - - /* p1 = VDDIMX_EN */ - gpio_request(gpio + 1, "VDDIMX_EN"); - gpio_direction_output(gpio + 1, 1); - - /* p2 = VLYNQ_EN */ - gpio_request(gpio + 2, "VLYNQ_EN"); - gpio_direction_output(gpio + 2, 1); - - /* p3 = n3V3_CF_RESET (initial: stay in reset) */ - gpio_request(gpio + 3, "nCF_RESET"); - gpio_direction_output(gpio + 3, 0); - - /* (p4 unused) */ - - /* p5 = 1V8_WLAN_RESET (initial: stay in reset) */ - gpio_request(gpio + 5, "WLAN_RESET"); - gpio_direction_output(gpio + 5, 1); - - /* p6 = nATA_SEL (initial: select) */ - gpio_request(gpio + 6, "nATA_SEL"); - gpio_direction_output(gpio + 6, 0); - - /* p7 = nCF_SEL (initial: deselect) */ - gpio_request(gpio + 7, "nCF_SEL"); - gpio_direction_output(gpio + 7, 1); - - return 0; -} - -static void -evm_u35_teardown(struct i2c_client *client, int gpio, unsigned ngpio, void *c) -{ - gpio_free(gpio + 7); - gpio_free(gpio + 6); - gpio_free(gpio + 5); - gpio_free(gpio + 3); - gpio_free(gpio + 2); - gpio_free(gpio + 1); - gpio_free(gpio + 0); -} - -static struct pcf857x_platform_data pcf_data_u35 = { - .gpio_base = PCF_Uxx_BASE(2), - .setup = evm_u35_setup, - .teardown = evm_u35_teardown, -}; - -/*----------------------------------------------------------------------*/ - -/* Most of this EEPROM is unused, but U-Boot uses some data: - * - 0x7f00, 6 bytes Ethernet Address - * - 0x0039, 1 byte NTSC vs PAL (bit 0x80 == PAL) - * - ... newer boards may have more - */ - -static struct nvmem_cell_info dm644evm_nvmem_cells[] = { - { - .name = "macaddr", - .offset = 0x7f00, - .bytes = ETH_ALEN, - } -}; - -static struct nvmem_cell_table dm644evm_nvmem_cell_table = { - .nvmem_name = "1-00500", - .cells = dm644evm_nvmem_cells, - .ncells = ARRAY_SIZE(dm644evm_nvmem_cells), -}; - -static struct nvmem_cell_lookup dm644evm_nvmem_cell_lookup = { - .nvmem_name = "1-00500", - .cell_name = "macaddr", - .dev_id = "davinci_emac.1", - .con_id = "mac-address", -}; - -static const struct property_entry eeprom_properties[] = { - PROPERTY_ENTRY_U32("pagesize", 64), - { } -}; - -static const struct software_node eeprom_node = { - .properties = eeprom_properties, -}; - -/* - * MSP430 supports RTC, card detection, input from IR remote, and - * a bit more. It triggers interrupts on GPIO(7) from pressing - * buttons on the IR remote, and for card detect switches. - */ -static struct i2c_client *dm6446evm_msp; - -static int dm6446evm_msp_probe(struct i2c_client *client) -{ - dm6446evm_msp = client; - return 0; -} - -static int dm6446evm_msp_remove(struct i2c_client *client) -{ - dm6446evm_msp = NULL; - return 0; -} - -static const struct i2c_device_id dm6446evm_msp_ids[] = { - { "dm6446evm_msp", 0, }, - { /* end of list */ }, -}; - -static struct i2c_driver dm6446evm_msp_driver = { - .driver.name = "dm6446evm_msp", - .id_table = dm6446evm_msp_ids, - .probe_new = dm6446evm_msp_probe, - .remove = dm6446evm_msp_remove, -}; - -static int dm6444evm_msp430_get_pins(void) -{ - static const char txbuf[2] = { 2, 4, }; - char buf[4]; - struct i2c_msg msg[2] = { - { - .flags = 0, - .len = 2, - .buf = (void __force *)txbuf, - }, - { - .flags = I2C_M_RD, - .len = 4, - .buf = buf, - }, - }; - int status; - - if (!dm6446evm_msp) - return -ENXIO; - - msg[0].addr = dm6446evm_msp->addr; - msg[1].addr = dm6446evm_msp->addr; - - /* Command 4 == get input state, returns port 2 and port3 data - * S Addr W [A] len=2 [A] cmd=4 [A] - * RS Addr R [A] [len=4] A [cmd=4] A [port2] A [port3] N P - */ - status = i2c_transfer(dm6446evm_msp->adapter, msg, 2); - if (status < 0) - return status; - - dev_dbg(&dm6446evm_msp->dev, "PINS: %4ph\n", buf); - - return (buf[3] << 8) | buf[2]; -} - -static int dm6444evm_mmc_get_cd(int module) -{ - int status = dm6444evm_msp430_get_pins(); - - return (status < 0) ? status : !(status & BIT(1)); -} - -static int dm6444evm_mmc_get_ro(int module) -{ - int status = dm6444evm_msp430_get_pins(); - - return (status < 0) ? status : status & BIT(6 + 8); -} - -static struct davinci_mmc_config dm6446evm_mmc_config = { - .get_cd = dm6444evm_mmc_get_cd, - .get_ro = dm6444evm_mmc_get_ro, - .wires = 4, -}; - -static struct i2c_board_info __initdata i2c_info[] = { - { - I2C_BOARD_INFO("dm6446evm_msp", 0x23), - }, - { - I2C_BOARD_INFO("pcf8574", 0x38), - .platform_data = &pcf_data_u2, - }, - { - I2C_BOARD_INFO("pcf8574", 0x39), - .platform_data = &pcf_data_u18, - }, - { - I2C_BOARD_INFO("pcf8574", 0x3a), - .platform_data = &pcf_data_u35, - }, - { - I2C_BOARD_INFO("24c256", 0x50), - .swnode = &eeprom_node, - }, - { - I2C_BOARD_INFO("tlv320aic33", 0x1b), - }, -}; - -#define DM644X_I2C_SDA_PIN GPIO_TO_PIN(2, 12) -#define DM644X_I2C_SCL_PIN GPIO_TO_PIN(2, 11) - -static struct gpiod_lookup_table i2c_recovery_gpiod_table = { - .dev_id = "i2c_davinci.1", - .table = { - GPIO_LOOKUP("davinci_gpio", DM644X_I2C_SDA_PIN, "sda", - GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - GPIO_LOOKUP("davinci_gpio", DM644X_I2C_SCL_PIN, "scl", - GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN), - { } - }, -}; - -/* The msp430 uses a slow bitbanged I2C implementation (ergo 20 KHz), - * which requires 100 usec of idle bus after i2c writes sent to it. - */ -static struct davinci_i2c_platform_data i2c_pdata = { - .bus_freq = 20 /* kHz */, - .bus_delay = 100 /* usec */, - .gpio_recovery = true, -}; - -static void __init evm_init_i2c(void) -{ - gpiod_add_lookup_table(&i2c_recovery_gpiod_table); - davinci_init_i2c(&i2c_pdata); - i2c_add_driver(&dm6446evm_msp_driver); - i2c_register_board_info(1, i2c_info, ARRAY_SIZE(i2c_info)); -} -#endif - -/* Fixed regulator support */ -static struct regulator_consumer_supply fixed_supplies_3_3v[] = { - /* Baseboard 3.3V: 5V -> TPS54310PWP -> 3.3V */ - REGULATOR_SUPPLY("AVDD", "1-001b"), - REGULATOR_SUPPLY("DRVDD", "1-001b"), -}; - -static struct regulator_consumer_supply fixed_supplies_1_8v[] = { - /* Baseboard 1.8V: 5V -> TPS54310PWP -> 1.8V */ - REGULATOR_SUPPLY("IOVDD", "1-001b"), - REGULATOR_SUPPLY("DVDD", "1-001b"), -}; - -#define VENC_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL) - -/* venc standard timings */ -static struct vpbe_enc_mode_info dm644xevm_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 preset timings */ -static struct vpbe_enc_mode_info dm644xevm_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 = 0x80, - .upper_margin = 0x20, - }, - { - .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 = 0x7e, - .upper_margin = 0x30, - }, -}; - -/* - * The outputs available from VPBE + encoders. Keep 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. Userspace applications use index of the array to - * set an output. - */ -static struct vpbe_output dm644xevm_vpbe_outputs[] = { - { - .output = { - .index = 0, - .name = "Composite", - .type = V4L2_OUTPUT_TYPE_ANALOG, - .std = VENC_STD_ALL, - .capabilities = V4L2_OUT_CAP_STD, - }, - .subdev_name = DM644X_VPBE_VENC_SUBDEV_NAME, - .default_mode = "ntsc", - .num_modes = ARRAY_SIZE(dm644xevm_enc_std_timing), - .modes = dm644xevm_enc_std_timing, - }, - { - .output = { - .index = 1, - .name = "Component", - .type = V4L2_OUTPUT_TYPE_ANALOG, - .capabilities = V4L2_OUT_CAP_DV_TIMINGS, - }, - .subdev_name = DM644X_VPBE_VENC_SUBDEV_NAME, - .default_mode = "480p59_94", - .num_modes = ARRAY_SIZE(dm644xevm_enc_preset_timing), - .modes = dm644xevm_enc_preset_timing, - }, -}; - -static struct vpbe_config dm644xevm_display_cfg = { - .module_name = "dm644x-vpbe-display", - .i2c_adapter_id = 1, - .osd = { - .module_name = DM644X_VPBE_OSD_SUBDEV_NAME, - }, - .venc = { - .module_name = DM644X_VPBE_VENC_SUBDEV_NAME, - }, - .num_outputs = ARRAY_SIZE(dm644xevm_vpbe_outputs), - .outputs = dm644xevm_vpbe_outputs, -}; - -static struct platform_device *davinci_evm_devices[] __initdata = { - &davinci_fb_device, - &rtc_dev, -}; - -static void __init -davinci_evm_map_io(void) -{ - dm644x_init(); -} - -static int davinci_phy_fixup(struct phy_device *phydev) -{ - unsigned int control; - /* CRITICAL: Fix for increasing PHY signal drive strength for - * TX lockup issue. On DaVinci EVM, the Intel LXT971 PHY - * signal strength was low causing TX to fail randomly. The - * fix is to Set bit 11 (Increased MII drive strength) of PHY - * register 26 (Digital Config register) on this phy. */ - control = phy_read(phydev, 26); - phy_write(phydev, 26, (control | 0x800)); - return 0; -} - -#define HAS_ATA (IS_ENABLED(CONFIG_BLK_DEV_PALMCHIP_BK3710) || \ - IS_ENABLED(CONFIG_PATA_BK3710)) - -#define HAS_NOR IS_ENABLED(CONFIG_MTD_PHYSMAP) - -#define HAS_NAND IS_ENABLED(CONFIG_MTD_NAND_DAVINCI) - -#define GPIO_nVBUS_DRV 160 - -static struct gpiod_lookup_table dm644evm_usb_gpio_table = { - .dev_id = "musb-davinci", - .table = { - GPIO_LOOKUP("davinci_gpio", GPIO_nVBUS_DRV, NULL, - GPIO_ACTIVE_HIGH), - { } - }, -}; - -static __init void davinci_evm_init(void) -{ - int ret; - struct clk *aemif_clk; - struct davinci_soc_info *soc_info = &davinci_soc_info; - - dm644x_register_clocks(); - - regulator_register_always_on(0, "fixed-dummy", fixed_supplies_1_8v, - ARRAY_SIZE(fixed_supplies_1_8v), 1800000); - regulator_register_always_on(1, "fixed-dummy", fixed_supplies_3_3v, - ARRAY_SIZE(fixed_supplies_3_3v), 3300000); - - dm644x_init_devices(); - - ret = dm644x_gpio_register(); - if (ret) - pr_warn("%s: GPIO init failed: %d\n", __func__, ret); - - aemif_clk = clk_get(NULL, "aemif"); - clk_prepare_enable(aemif_clk); - - if (HAS_ATA) { - if (HAS_NAND || HAS_NOR) - pr_warn("WARNING: both IDE and Flash are enabled, but they share AEMIF pins\n" - "\tDisable IDE for NAND/NOR support\n"); - davinci_init_ide(); - } else if (HAS_NAND || HAS_NOR) { - davinci_cfg_reg(DM644X_HPIEN_DISABLE); - davinci_cfg_reg(DM644X_ATAEN_DISABLE); - - /* only one device will be jumpered and detected */ - if (HAS_NAND) { - platform_device_register(&davinci_evm_aemif_device); -#ifdef CONFIG_I2C - evm_leds[7].default_trigger = "nand-disk"; -#endif - if (HAS_NOR) - pr_warn("WARNING: both NAND and NOR flash are enabled; disable one of them.\n"); - } else if (HAS_NOR) - platform_device_register(&davinci_evm_norflash_device); - } - - platform_add_devices(davinci_evm_devices, - ARRAY_SIZE(davinci_evm_devices)); -#ifdef CONFIG_I2C - nvmem_add_cell_table(&dm644evm_nvmem_cell_table); - nvmem_add_cell_lookups(&dm644evm_nvmem_cell_lookup, 1); - evm_init_i2c(); - davinci_setup_mmc(0, &dm6446evm_mmc_config); -#endif - dm644x_init_video(&dm644xevm_capture_cfg, &dm644xevm_display_cfg); - - davinci_serial_init(dm644x_serial_device); - dm644x_init_asp(); - - /* irlml6401 switches over 1A, in under 8 msec */ - gpiod_add_lookup_table(&dm644evm_usb_gpio_table); - davinci_setup_usb(1000, 8); - - if (IS_BUILTIN(CONFIG_PHYLIB)) { - soc_info->emac_pdata->phy_id = DM644X_EVM_PHY_ID; - /* Register the fixup for PHY on DaVinci */ - phy_register_fixup_for_uid(LXT971_PHY_ID, LXT971_PHY_MASK, - davinci_phy_fixup); - } -} - -MACHINE_START(DAVINCI_EVM, "DaVinci DM644x EVM") - /* Maintainer: MontaVista Software <source@mvista.com> */ - .atag_offset = 0x100, - .map_io = davinci_evm_map_io, - .init_irq = dm644x_init_irq, - .init_time = dm644x_init_time, - .init_machine = davinci_evm_init, - .init_late = davinci_init_late, - .dma_zone_size = SZ_128M, -MACHINE_END |