/* * TI DA850/OMAP-L138 EVM board * * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/ * * Derived from: arch/arm/mach-davinci/board-da830-evm.c * Original Copyrights follow: * * 2007, 2009 (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 #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define DA850_EVM_PHY_ID "davinci_mdio-0:00" #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) #define DA850_LCD_BL_PIN GPIO_TO_PIN(2, 15) #define DA850_MMCSD_CD_PIN GPIO_TO_PIN(4, 0) #define DA850_MMCSD_WP_PIN GPIO_TO_PIN(4, 1) #define DA850_WLAN_EN GPIO_TO_PIN(6, 9) #define DA850_WLAN_IRQ GPIO_TO_PIN(6, 10) #define DA850_MII_MDIO_CLKEN_PIN GPIO_TO_PIN(2, 6) static struct mtd_partition da850evm_spiflash_part[] = { [0] = { .name = "UBL", .offset = 0, .size = SZ_64K, .mask_flags = MTD_WRITEABLE, }, [1] = { .name = "U-Boot", .offset = MTDPART_OFS_APPEND, .size = SZ_512K, .mask_flags = MTD_WRITEABLE, }, [2] = { .name = "U-Boot-Env", .offset = MTDPART_OFS_APPEND, .size = SZ_64K, .mask_flags = MTD_WRITEABLE, }, [3] = { .name = "Kernel", .offset = MTDPART_OFS_APPEND, .size = SZ_2M + SZ_512K, .mask_flags = 0, }, [4] = { .name = "Filesystem", .offset = MTDPART_OFS_APPEND, .size = SZ_4M, .mask_flags = 0, }, [5] = { .name = "MAC-Address", .offset = SZ_8M - SZ_64K, .size = SZ_64K, .mask_flags = MTD_WRITEABLE, }, }; static struct flash_platform_data da850evm_spiflash_data = { .name = "m25p80", .parts = da850evm_spiflash_part, .nr_parts = ARRAY_SIZE(da850evm_spiflash_part), .type = "m25p64", }; static struct davinci_spi_config da850evm_spiflash_cfg = { .io_type = SPI_IO_TYPE_DMA, .c2tdelay = 8, .t2cdelay = 8, }; static struct spi_board_info da850evm_spi_info[] = { { .modalias = "m25p80", .platform_data = &da850evm_spiflash_data, .controller_data = &da850evm_spiflash_cfg, .mode = SPI_MODE_0, .max_speed_hz = 30000000, .bus_num = 1, .chip_select = 0, }, }; #ifdef CONFIG_MTD static void da850_evm_m25p80_notify_add(struct mtd_info *mtd) { char *mac_addr = davinci_soc_info.emac_pdata->mac_addr; size_t retlen; if (!strcmp(mtd->name, "MAC-Address")) { mtd_read(mtd, 0, ETH_ALEN, &retlen, mac_addr); if (retlen == ETH_ALEN) pr_info("Read MAC addr from SPI Flash: %pM\n", mac_addr); } } static struct mtd_notifier da850evm_spi_notifier = { .add = da850_evm_m25p80_notify_add, }; static void da850_evm_setup_mac_addr(void) { register_mtd_user(&da850evm_spi_notifier); } #else static void da850_evm_setup_mac_addr(void) { } #endif static struct mtd_partition da850_evm_norflash_partition[] = { { .name = "bootloaders + env", .offset = 0, .size = SZ_512K, .mask_flags = MTD_WRITEABLE, }, { .name = "kernel", .offset = MTDPART_OFS_APPEND, .size = SZ_2M, .mask_flags = 0, }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, .mask_flags = 0, }, }; static struct physmap_flash_data da850_evm_norflash_data = { .width = 2, .parts = da850_evm_norflash_partition, .nr_parts = ARRAY_SIZE(da850_evm_norflash_partition), }; static struct resource da850_evm_norflash_resource[] = { { .start = DA8XX_AEMIF_CS2_BASE, .end = DA8XX_AEMIF_CS2_BASE + SZ_32M - 1, .flags = IORESOURCE_MEM, }, }; static struct platform_device da850_evm_norflash_device = { .name = "physmap-flash", .id = 0, .dev = { .platform_data = &da850_evm_norflash_data, }, .num_resources = 1, .resource = da850_evm_norflash_resource, }; static struct davinci_pm_config da850_pm_pdata = { .sleepcount = 128, }; static struct platform_device da850_pm_device = { .name = "pm-davinci", .dev = { .platform_data = &da850_pm_pdata, }, .id = -1, }; /* DA850/OMAP-L138 EVM includes a 512 MByte large-page NAND flash * (128K blocks). It may be used instead of the (default) SPI flash * to boot, using TI's tools to install the secondary boot loader * (UBL) and U-Boot. */ static struct mtd_partition da850_evm_nandflash_partition[] = { { .name = "u-boot env", .offset = 0, .size = SZ_128K, .mask_flags = MTD_WRITEABLE, }, { .name = "UBL", .offset = MTDPART_OFS_APPEND, .size = SZ_128K, .mask_flags = MTD_WRITEABLE, }, { .name = "u-boot", .offset = MTDPART_OFS_APPEND, .size = 4 * SZ_128K, .mask_flags = MTD_WRITEABLE, }, { .name = "kernel", .offset = 0x200000, .size = SZ_2M, .mask_flags = 0, }, { .name = "filesystem", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, .mask_flags = 0, }, }; static struct davinci_aemif_timing da850_evm_nandflash_timing = { .wsetup = 24, .wstrobe = 21, .whold = 14, .rsetup = 19, .rstrobe = 50, .rhold = 0, .ta = 20, }; static struct davinci_nand_pdata da850_evm_nandflash_data = { .parts = da850_evm_nandflash_partition, .nr_parts = ARRAY_SIZE(da850_evm_nandflash_partition), .ecc_mode = NAND_ECC_HW, .ecc_bits = 4, .bbt_options = NAND_BBT_USE_FLASH, .timing = &da850_evm_nandflash_timing, }; static struct resource da850_evm_nandflash_resource[] = { { .start = DA8XX_AEMIF_CS3_BASE, .end = DA8XX_AEMIF_CS3_BASE + SZ_512K + 2 * SZ_1K - 1, .flags = IORESOURCE_MEM, }, { .start = DA8XX_AEMIF_CTL_BASE, .end = DA8XX_AEMIF_CTL_BASE + SZ_32K - 1, .flags = IORESOURCE_MEM, }, }; static struct platform_device da850_evm_nandflash_device = { .name = "davinci_nand", .id = 1, .dev = { .platform_data = &da850_evm_nandflash_data, }, .num_resources = ARRAY_SIZE(da850_evm_nandflash_resource), .resource = da850_evm_nandflash_resource, }; static struct platform_device *da850_evm_devices[] = { &da850_evm_nandflash_device, &da850_evm_norflash_device, }; #define DA8XX_AEMIF_CE2CFG_OFFSET 0x10 #define DA8XX_AEMIF_ASIZE_16BIT 0x1 static void __init da850_evm_init_nor(void) { void __iomem *aemif_addr; aemif_addr = ioremap(DA8XX_AEMIF_CTL_BASE, SZ_32K); /* Configure data bus width of CS2 to 16 bit */ writel(readl(aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET) | DA8XX_AEMIF_ASIZE_16BIT, aemif_addr + DA8XX_AEMIF_CE2CFG_OFFSET); iounmap(aemif_addr); } static const short da850_evm_nand_pins[] = { DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4, DA850_NEMA_WE, DA850_NEMA_OE, -1 }; static const short da850_evm_nor_pins[] = { DA850_EMA_BA_1, DA850_EMA_CLK, DA850_EMA_WAIT_1, DA850_NEMA_CS_2, DA850_NEMA_WE, DA850_NEMA_OE, DA850_EMA_D_0, DA850_EMA_D_1, DA850_EMA_D_2, DA850_EMA_D_3, DA850_EMA_D_4, DA850_EMA_D_5, DA850_EMA_D_6, DA850_EMA_D_7, DA850_EMA_D_8, DA850_EMA_D_9, DA850_EMA_D_10, DA850_EMA_D_11, DA850_EMA_D_12, DA850_EMA_D_13, DA850_EMA_D_14, DA850_EMA_D_15, DA850_EMA_A_0, DA850_EMA_A_1, DA850_EMA_A_2, DA850_EMA_A_3, DA850_EMA_A_4, DA850_EMA_A_5, DA850_EMA_A_6, DA850_EMA_A_7, DA850_EMA_A_8, DA850_EMA_A_9, DA850_EMA_A_10, DA850_EMA_A_11, DA850_EMA_A_12, DA850_EMA_A_13, DA850_EMA_A_14, DA850_EMA_A_15, DA850_EMA_A_16, DA850_EMA_A_17, DA850_EMA_A_18, DA850_EMA_A_19, DA850_EMA_A_20, DA850_EMA_A_21, DA850_EMA_A_22, DA850_EMA_A_23, -1 }; #if defined(CONFIG_MMC_DAVINCI) || \ defined(CONFIG_MMC_DAVINCI_MODULE) #define HAS_MMC 1 #else #define HAS_MMC 0 #endif static inline void da850_evm_setup_nor_nand(void) { int ret = 0; if (!HAS_MMC) { ret = davinci_cfg_reg_list(da850_evm_nand_pins); if (ret) pr_warning("da850_evm_init: nand mux setup failed: " "%d\n", ret); ret = davinci_cfg_reg_list(da850_evm_nor_pins); if (ret) pr_warning("da850_evm_init: nor mux setup failed: %d\n", ret); da850_evm_init_nor(); platform_add_devices(da850_evm_devices, ARRAY_SIZE(da850_evm_devices)); } } #ifdef CONFIG_DA850_UI_RMII static inline void da850_evm_setup_emac_rmii(int rmii_sel) { struct davinci_soc_info *soc_info = &davinci_soc_info; soc_info->emac_pdata->rmii_en = 1; gpio_set_value_cansleep(rmii_sel, 0); } #else static inline void da850_evm_setup_emac_rmii(int rmii_sel) { } #endif #define DA850_KEYS_DEBOUNCE_MS 10 /* * At 200ms polling interval it is possible to miss an * event by tapping very lightly on the push button but most * pushes do result in an event; longer intervals require the * user to hold the button whereas shorter intervals require * more CPU time for polling. */ #define DA850_GPIO_KEYS_POLL_MS 200 enum da850_evm_ui_exp_pins { DA850_EVM_UI_EXP_SEL_C = 5, DA850_EVM_UI_EXP_SEL_B, DA850_EVM_UI_EXP_SEL_A, DA850_EVM_UI_EXP_PB8, DA850_EVM_UI_EXP_PB7, DA850_EVM_UI_EXP_PB6, DA850_EVM_UI_EXP_PB5, DA850_EVM_UI_EXP_PB4, DA850_EVM_UI_EXP_PB3, DA850_EVM_UI_EXP_PB2, DA850_EVM_UI_EXP_PB1, }; static const char const *da850_evm_ui_exp[] = { [DA850_EVM_UI_EXP_SEL_C] = "sel_c", [DA850_EVM_UI_EXP_SEL_B] = "sel_b", [DA850_EVM_UI_EXP_SEL_A] = "sel_a", [DA850_EVM_UI_EXP_PB8] = "pb8", [DA850_EVM_UI_EXP_PB7] = "pb7", [DA850_EVM_UI_EXP_PB6] = "pb6", [DA850_EVM_UI_EXP_PB5] = "pb5", [DA850_EVM_UI_EXP_PB4] = "pb4", [DA850_EVM_UI_EXP_PB3] = "pb3", [DA850_EVM_UI_EXP_PB2] = "pb2", [DA850_EVM_UI_EXP_PB1] = "pb1", }; #define DA850_N_UI_PB 8 static struct gpio_keys_button da850_evm_ui_keys[] = { [0 ... DA850_N_UI_PB - 1] = { .type = EV_KEY, .active_low = 1, .wakeup = 0, .debounce_interval = DA850_KEYS_DEBOUNCE_MS, .code = -1, /* assigned at runtime */ .gpio = -1, /* assigned at runtime */ .desc = NULL, /* assigned at runtime */ }, }; static struct gpio_keys_platform_data da850_evm_ui_keys_pdata = { .buttons = da850_evm_ui_keys, .nbuttons = ARRAY_SIZE(da850_evm_ui_keys), .poll_interval = DA850_GPIO_KEYS_POLL_MS, }; static struct platform_device da850_evm_ui_keys_device = { .name = "gpio-keys-polled", .id = 0, .dev = { .platform_data = &da850_evm_ui_keys_pdata }, }; static void da850_evm_ui_keys_init(unsigned gpio) { int i; struct gpio_keys_button *button; for (i = 0; i < DA850_N_UI_PB; i++) { button = &da850_evm_ui_keys[i]; button->code = KEY_F8 - i; button->desc = (char *) da850_evm_ui_exp[DA850_EVM_UI_EXP_PB8 + i]; button->gpio = gpio + DA850_EVM_UI_EXP_PB8 + i; } } #ifdef CONFIG_DA850_UI_SD_VIDEO_PORT static inline void da850_evm_setup_video_port(int video_sel) { gpio_set_value_cansleep(video_sel, 0); } #else static inline void da850_evm_setup_video_port(int video_sel) { } #endif static int da850_evm_ui_expander_setup(struct i2c_client *client, unsigned gpio, unsigned ngpio, void *c) { int sel_a, sel_b, sel_c, ret; sel_a = gpio + DA850_EVM_UI_EXP_SEL_A; sel_b = gpio + DA850_EVM_UI_EXP_SEL_B; sel_c = gpio + DA850_EVM_UI_EXP_SEL_C; ret = gpio_request(sel_a, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_A]); if (ret) { pr_warning("Cannot open UI expander pin %d\n", sel_a); goto exp_setup_sela_fail; } ret = gpio_request(sel_b, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_B]); if (ret) { pr_warning("Cannot open UI expander pin %d\n", sel_b); goto exp_setup_selb_fail; } ret = gpio_request(sel_c, da850_evm_ui_exp[DA850_EVM_UI_EXP_SEL_C]); if (ret) { pr_warning("Cannot open UI expander pin %d\n", sel_c); goto exp_setup_selc_fail; } /* deselect all functionalities */ gpio_direction_output(sel_a, 1); gpio_direction_output(sel_b, 1); gpio_direction_output(sel_c, 1); da850_evm_ui_keys_init(gpio); ret = platform_device_register(&da850_evm_ui_keys_device); if (ret) { pr_warning("Could not register UI GPIO expander push-buttons"); goto exp_setup_keys_fail; } pr_info("DA850/OMAP-L138 EVM UI card detected\n"); da850_evm_setup_nor_nand(); da850_evm_setup_emac_rmii(sel_a); da850_evm_setup_video_port(sel_c); return 0; exp_setup_keys_fail: gpio_free(sel_c); exp_setup_selc_fail: gpio_free(sel_b); exp_setup_selb_fail: gpio_free(sel_a); exp_setup_sela_fail: return ret; } static int da850_evm_ui_expander_teardown(struct i2c_client *client, unsigned gpio, unsigned ngpio, void *c) { platform_device_unregister(&da850_evm_ui_keys_device); /* deselect all functionalities */ gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_C, 1); gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_B, 1); gpio_set_value_cansleep(gpio + DA850_EVM_UI_EXP_SEL_A, 1); gpio_free(gpio + DA850_EVM_UI_EXP_SEL_C); gpio_free(gpio + DA850_EVM_UI_EXP_SEL_B); gpio_free(gpio + DA850_EVM_UI_EXP_SEL_A); return 0; } /* assign the baseboard expander's GPIOs after the UI board's */ #define DA850_UI_EXPANDER_N_GPIOS ARRAY_SIZE(da850_evm_ui_exp) #define DA850_BB_EXPANDER_GPIO_BASE (DAVINCI_N_GPIO + DA850_UI_EXPANDER_N_GPIOS) enum da850_evm_bb_exp_pins { DA850_EVM_BB_EXP_DEEP_SLEEP_EN = 0, DA850_EVM_BB_EXP_SW_RST, DA850_EVM_BB_EXP_TP_23, DA850_EVM_BB_EXP_TP_22, DA850_EVM_BB_EXP_TP_21, DA850_EVM_BB_EXP_USER_PB1, DA850_EVM_BB_EXP_USER_LED2, DA850_EVM_BB_EXP_USER_LED1, DA850_EVM_BB_EXP_USER_SW1, DA850_EVM_BB_EXP_USER_SW2, DA850_EVM_BB_EXP_USER_SW3, DA850_EVM_BB_EXP_USER_SW4, DA850_EVM_BB_EXP_USER_SW5, DA850_EVM_BB_EXP_USER_SW6, DA850_EVM_BB_EXP_USER_SW7, DA850_EVM_BB_EXP_USER_SW8 }; static const char const *da850_evm_bb_exp[] = { [DA850_EVM_BB_EXP_DEEP_SLEEP_EN] = "deep_sleep_en", [DA850_EVM_BB_EXP_SW_RST] = "sw_rst", [DA850_EVM_BB_EXP_TP_23] = "tp_23", [DA850_EVM_BB_EXP_TP_22] = "tp_22", [DA850_EVM_BB_EXP_TP_21] = "tp_21", [DA850_EVM_BB_EXP_USER_PB1] = "user_pb1", [DA850_EVM_BB_EXP_USER_LED2] = "user_led2", [DA850_EVM_BB_EXP_USER_LED1] = "user_led1", [DA850_EVM_BB_EXP_USER_SW1] = "user_sw1", [DA850_EVM_BB_EXP_USER_SW2] = "user_sw2", [DA850_EVM_BB_EXP_USER_SW3] = "user_sw3", [DA850_EVM_BB_EXP_USER_SW4] = "user_sw4", [DA850_EVM_BB_EXP_USER_SW5] = "user_sw5", [DA850_EVM_BB_EXP_USER_SW6] = "user_sw6", [DA850_EVM_BB_EXP_USER_SW7] = "user_sw7", [DA850_EVM_BB_EXP_USER_SW8] = "user_sw8", }; #define DA850_N_BB_USER_SW 8 static struct gpio_keys_button da850_evm_bb_keys[] = { [0] = { .type = EV_KEY, .active_low = 1, .wakeup = 0, .debounce_interval = DA850_KEYS_DEBOUNCE_MS, .code = KEY_PROG1, .desc = NULL, /* assigned at runtime */ .gpio = -1, /* assigned at runtime */ }, [1 ... DA850_N_BB_USER_SW] = { .type = EV_SW, .active_low = 1, .wakeup = 0, .debounce_interval = DA850_KEYS_DEBOUNCE_MS, .code = -1, /* assigned at runtime */ .desc = NULL, /* assigned at runtime */ .gpio = -1, /* assigned at runtime */ }, }; static struct gpio_keys_platform_data da850_evm_bb_keys_pdata = { .buttons = da850_evm_bb_keys, .nbuttons = ARRAY_SIZE(da850_evm_bb_keys), .poll_interval = DA850_GPIO_KEYS_POLL_MS, }; static struct platform_device da850_evm_bb_keys_device = { .name = "gpio-keys-polled", .id = 1, .dev = { .platform_data = &da850_evm_bb_keys_pdata }, }; static void da850_evm_bb_keys_init(unsigned gpio) { int i; struct gpio_keys_button *button; button = &da850_evm_bb_keys[0]; button->desc = (char *) da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_PB1]; button->gpio = gpio + DA850_EVM_BB_EXP_USER_PB1; for (i = 0; i < DA850_N_BB_USER_SW; i++) { button = &da850_evm_bb_keys[i + 1]; button->code = SW_LID + i; button->desc = (char *) da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_SW1 + i]; button->gpio = gpio + DA850_EVM_BB_EXP_USER_SW1 + i; } } #define DA850_N_BB_USER_LED 2 static struct gpio_led da850_evm_bb_leds[] = { [0 ... DA850_N_BB_USER_LED - 1] = { .active_low = 1, .gpio = -1, /* assigned at runtime */ .name = NULL, /* assigned at runtime */ }, }; static struct gpio_led_platform_data da850_evm_bb_leds_pdata = { .leds = da850_evm_bb_leds, .num_leds = ARRAY_SIZE(da850_evm_bb_leds), }; static struct platform_device da850_evm_bb_leds_device = { .name = "leds-gpio", .id = -1, .dev = { .platform_data = &da850_evm_bb_leds_pdata } }; static void da850_evm_bb_leds_init(unsigned gpio) { int i; struct gpio_led *led; for (i = 0; i < DA850_N_BB_USER_LED; i++) { led = &da850_evm_bb_leds[i]; led->gpio = gpio + DA850_EVM_BB_EXP_USER_LED2 + i; led->name = da850_evm_bb_exp[DA850_EVM_BB_EXP_USER_LED2 + i]; } } static int da850_evm_bb_expander_setup(struct i2c_client *client, unsigned gpio, unsigned ngpio, void *c) { int ret; /* * Register the switches and pushbutton on the baseboard as a gpio-keys * device. */ da850_evm_bb_keys_init(gpio); ret = platform_device_register(&da850_evm_bb_keys_device); if (ret) { pr_warning("Could not register baseboard GPIO expander keys"); goto io_exp_setup_sw_fail; } da850_evm_bb_leds_init(gpio); ret = platform_device_register(&da850_evm_bb_leds_device); if (ret) { pr_warning("Could not register baseboard GPIO expander LEDS"); goto io_exp_setup_leds_fail; } return 0; io_exp_setup_leds_fail: platform_device_unregister(&da850_evm_bb_keys_device); io_exp_setup_sw_fail: return ret; } static int da850_evm_bb_expander_teardown(struct i2c_client *client, unsigned gpio, unsigned ngpio, void *c) { platform_device_unregister(&da850_evm_bb_leds_device); platform_device_unregister(&da850_evm_bb_keys_device); return 0; } static struct pca953x_platform_data da850_evm_ui_expander_info = { .gpio_base = DAVINCI_N_GPIO, .setup = da850_evm_ui_expander_setup, .teardown = da850_evm_ui_expander_teardown, .names = da850_evm_ui_exp, }; static struct pca953x_platform_data da850_evm_bb_expander_info = { .gpio_base = DA850_BB_EXPANDER_GPIO_BASE, .setup = da850_evm_bb_expander_setup, .teardown = da850_evm_bb_expander_teardown, .names = da850_evm_bb_exp, }; static struct i2c_board_info __initdata da850_evm_i2c_devices[] = { { I2C_BOARD_INFO("tlv320aic3x", 0x18), }, { I2C_BOARD_INFO("tca6416", 0x20), .platform_data = &da850_evm_ui_expander_info, }, { I2C_BOARD_INFO("tca6416", 0x21), .platform_data = &da850_evm_bb_expander_info, }, }; static struct davinci_i2c_platform_data da850_evm_i2c_0_pdata = { .bus_freq = 100, /* kHz */ .bus_delay = 0, /* usec */ }; static struct davinci_uart_config da850_evm_uart_config __initdata = { .enabled_uarts = 0x7, }; /* davinci da850 evm audio machine driver */ static u8 da850_iis_serializer_direction[] = { INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, TX_MODE, RX_MODE, INACTIVE_MODE, INACTIVE_MODE, INACTIVE_MODE, }; static struct snd_platform_data da850_evm_snd_data = { .tx_dma_offset = 0x2000, .rx_dma_offset = 0x2000, .op_mode = DAVINCI_MCASP_IIS_MODE, .num_serializer = ARRAY_SIZE(da850_iis_serializer_direction), .tdm_slots = 2, .serial_dir = da850_iis_serializer_direction, .asp_chan_q = EVENTQ_0, .ram_chan_q = EVENTQ_1, .version = MCASP_VERSION_2, .txnumevt = 1, .rxnumevt = 1, .sram_size_playback = SZ_8K, .sram_size_capture = SZ_8K, }; static const short da850_evm_mcasp_pins[] __initconst = { DA850_AHCLKX, DA850_ACLKX, DA850_AFSX, DA850_AHCLKR, DA850_ACLKR, DA850_AFSR, DA850_AMUTE, DA850_AXR_11, DA850_AXR_12, -1 }; static int da850_evm_mmc_get_ro(int index) { return gpio_get_value(DA850_MMCSD_WP_PIN); } static int da850_evm_mmc_get_cd(int index) { return !gpio_get_value(DA850_MMCSD_CD_PIN); } static struct davinci_mmc_config da850_mmc_config = { .get_ro = da850_evm_mmc_get_ro, .get_cd = da850_evm_mmc_get_cd, .wires = 4, .max_freq = 50000000, .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED, .version = MMC_CTLR_VERSION_2, }; static const short da850_evm_mmcsd0_pins[] __initconst = { DA850_MMCSD0_DAT_0, DA850_MMCSD0_DAT_1, DA850_MMCSD0_DAT_2, DA850_MMCSD0_DAT_3, DA850_MMCSD0_CLK, DA850_MMCSD0_CMD, DA850_GPIO4_0, DA850_GPIO4_1, -1 }; static void da850_panel_power_ctrl(int val) { /* lcd backlight */ gpio_set_value(DA850_LCD_BL_PIN, val); /* lcd power */ gpio_set_value(DA850_LCD_PWR_PIN, val); } static int da850_lcd_hw_init(void) { int status; status = gpio_request(DA850_LCD_BL_PIN, "lcd bl\n"); if (status < 0) return status; status = gpio_request(DA850_LCD_PWR_PIN, "lcd pwr\n"); if (status < 0) { gpio_free(DA850_LCD_BL_PIN); return status; } gpio_direction_output(DA850_LCD_BL_PIN, 0); gpio_direction_output(DA850_LCD_PWR_PIN, 0); /* Switch off panel power and backlight */ da850_panel_power_ctrl(0); /* Switch on panel power and backlight */ da850_panel_power_ctrl(1); return 0; } /* TPS65070 voltage regulator support */ /* 3.3V */ static struct regulator_consumer_supply tps65070_dcdc1_consumers[] = { { .supply = "usb0_vdda33", }, { .supply = "usb1_vdda33", }, }; /* 3.3V or 1.8V */ static struct regulator_consumer_supply tps65070_dcdc2_consumers[] = { { .supply = "dvdd3318_a", }, { .supply = "dvdd3318_b", }, { .supply = "dvdd3318_c", }, }; /* 1.2V */ static struct regulator_consumer_supply tps65070_dcdc3_consumers[] = { {