/* * Koelsch board support * * Copyright (C) 2013 Renesas Electronics Corporation * Copyright (C) 2013-2014 Renesas Solutions Corp. * Copyright (C) 2013 Magnus Damm * Copyright (C) 2014 Cogent Embedded, Inc. * * 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 of the License. * * 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, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #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 /* DU */ static struct rcar_du_encoder_data koelsch_du_encoders[] = { { .type = RCAR_DU_ENCODER_NONE, .output = RCAR_DU_OUTPUT_LVDS0, .connector.lvds.panel = { .width_mm = 210, .height_mm = 158, .mode = { .clock = 65000, .hdisplay = 1024, .hsync_start = 1048, .hsync_end = 1184, .htotal = 1344, .vdisplay = 768, .vsync_start = 771, .vsync_end = 777, .vtotal = 806, .flags = 0, }, }, }, }; static const struct rcar_du_platform_data koelsch_du_pdata __initconst = { .encoders = koelsch_du_encoders, .num_encoders = ARRAY_SIZE(koelsch_du_encoders), }; static const struct resource du_resources[] __initconst = { DEFINE_RES_MEM(0xfeb00000, 0x40000), DEFINE_RES_MEM_NAMED(0xfeb90000, 0x1c, "lvds.0"), DEFINE_RES_IRQ(gic_spi(256)), DEFINE_RES_IRQ(gic_spi(268)), }; static void __init koelsch_add_du_device(void) { struct platform_device_info info = { .name = "rcar-du-r8a7791", .id = -1, .res = du_resources, .num_res = ARRAY_SIZE(du_resources), .data = &koelsch_du_pdata, .size_data = sizeof(koelsch_du_pdata), .dma_mask = DMA_BIT_MASK(32), }; platform_device_register_full(&info); } /* Ether */ static const struct sh_eth_plat_data ether_pdata __initconst = { .phy = 0x1, .phy_irq = irq_pin(0), .edmac_endian = EDMAC_LITTLE_ENDIAN, .phy_interface = PHY_INTERFACE_MODE_RMII, .ether_link_active_low = 1, }; static const struct resource ether_resources[] __initconst = { DEFINE_RES_MEM(0xee700000, 0x400), DEFINE_RES_IRQ(gic_spi(162)), }; static const struct platform_device_info ether_info __initconst = { .parent = &platform_bus, .name = "r8a7791-ether", .id = -1, .res = ether_resources, .num_res = ARRAY_SIZE(ether_resources), .data = ðer_pdata, .size_data = sizeof(ether_pdata), .dma_mask = DMA_BIT_MASK(32), }; /* LEDS */ static struct gpio_led koelsch_leds[] = { { .name = "led8", .gpio = RCAR_GP_PIN(2, 21), .default_state = LEDS_GPIO_DEFSTATE_ON, }, { .name = "led7", .gpio = RCAR_GP_PIN(2, 20), .default_state = LEDS_GPIO_DEFSTATE_ON, }, { .name = "led6", .gpio = RCAR_GP_PIN(2, 19), .default_state = LEDS_GPIO_DEFSTATE_ON, }, }; static const struct gpio_led_platform_data koelsch_leds_pdata __initconst = { .leds = koelsch_leds, .num_leds = ARRAY_SIZE(koelsch_leds), }; /* GPIO KEY */ #define GPIO_KEY(c, g, d, ...) \ { .code = c, .gpio = g, .desc = d, .active_low = 1, \ .wakeup = 1, .debounce_interval = 20 } static struct gpio_keys_button gpio_buttons[] = { GPIO_KEY(KEY_4, RCAR_GP_PIN(5, 3), "SW2-pin4"), GPIO_KEY(KEY_3, RCAR_GP_PIN(5, 2), "SW2-pin3"), GPIO_KEY(KEY_2, RCAR_GP_PIN(5, 1), "SW2-pin2"), GPIO_KEY(KEY_1, RCAR_GP_PIN(5, 0), "SW2-pin1"), GPIO_KEY(KEY_G, RCAR_GP_PIN(7, 6), "SW36"), GPIO_KEY(KEY_F, RCAR_GP_PIN(7, 5), "SW35"), GPIO_KEY(KEY_E, RCAR_GP_PIN(7, 4), "SW34"), GPIO_KEY(KEY_D, RCAR_GP_PIN(7, 3), "SW33"), GPIO_KEY(KEY_C, RCAR_GP_PIN(7, 2), "SW32"), GPIO_KEY(KEY_B, RCAR_GP_PIN(7, 1), "SW31"), GPIO_KEY(KEY_A, RCAR_GP_PIN(7, 0), "SW30"), }; static const struct gpio_keys_platform_data koelsch_keys_pdata __initconst = { .buttons = gpio_buttons, .nbuttons = ARRAY_SIZE(gpio_buttons), }; /* QSPI */ static const struct resource qspi_resources[] __initconst = { DEFINE_RES_MEM(0xe6b10000, 0x1000), DEFINE_RES_IRQ_NAMED(gic_spi(184), "mux"), }; static const struct rspi_plat_data qspi_pdata __initconst = { .num_chipselect = 1, }; /* SPI Flash memory (Spansion S25FL512SAGMFIG11 64 MiB) */ static struct mtd_partition spi_flash_part[] = { { .name = "loader", .offset = 0x00000000, .size = 512 * 1024, .mask_flags = MTD_WRITEABLE, }, { .name = "bootenv", .offset = MTDPART_OFS_APPEND, .size = 512 * 1024, .mask_flags = MTD_WRITEABLE, }, { .name = "data", .offset = MTDPART_OFS_APPEND, .size = MTDPART_SIZ_FULL, }, }; static const struct flash_platform_data spi_flash_data = { .name = "m25p80", .parts = spi_flash_part, .nr_parts = ARRAY_SIZE(spi_flash_part), .type = "s25fl512s", }; static const struct spi_board_info spi_info[] __initconst = { { .modalias = "m25p80", .platform_data = &spi_flash_data, .mode = SPI_MODE_0, .max_speed_hz = 30000000, .bus_num = 0, .chip_select = 0, }, }; /* SATA0 */ static const struct resource sata0_resources[] __initconst = { DEFINE_RES_MEM(0xee300000, 0x2000), DEFINE_RES_IRQ(gic_spi(105)), }; static const struct platform_device_info sata0_info __initconst = { .parent = &platform_bus, .name = "sata-r8a7791", .id = 0, .res = sata0_resources, .num_res = ARRAY_SIZE(sata0_resources), .dma_mask = DMA_BIT_MASK(32), }; /* I2C */ static const struct resource i2c_resources[] __initconst = { /* I2C0 */ DEFINE_RES_MEM(0xE6508000, 0x40), DEFINE_RES_IRQ(gic_spi(287)), /* I2C1 */ DEFINE_RES_MEM(0xE6518000, 0x40), DEFINE_RES_IRQ(gic_spi(288)), /* I2C2 */ DEFINE_RES_MEM(0xE6530000, 0x40), DEFINE_RES_IRQ(gic_spi(286)), /* I2C3 */ DEFINE_RES_MEM(0xE6540000, 0x40), DEFINE_RES_IRQ(gic_spi(290)), /* I2C4 */ DEFINE_RES_MEM(0xE6520000, 0x40), DEFINE_RES_IRQ(gic_spi(19)), /* I2C5 */ DEFINE_RES_MEM(0xE6528000, 0x40), DEFINE_RES_IRQ(gic_spi(20)), }; static void __init koelsch_add_i2c(unsigned idx) { unsigned res_idx = idx * 2; BUG_ON(res_idx >= ARRAY_SIZE(i2c_resources)); platform_device_register_simple("i2c-rcar_gen2", idx, i2c_resources + res_idx, 2); } #define SDHI_REGULATOR(idx, vdd_pin, vccq_pin) \ static struct regulator_consumer_supply vcc_sdhi##idx##_consumer = \ REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi." #idx); \ \ static struct regulator_init_data vcc_sdhi##idx##_init_data = { \ .constraints = { \ .valid_ops_mask = REGULATOR_CHANGE_STATUS, \ }, \ .consumer_supplies = &vcc_sdhi##idx##_consumer, \ .num_consumer_supplies = 1, \ }; \ \ static const struct fixed_voltage_config vcc_sdhi##idx##_info __initconst = {\ .supply_name = "SDHI" #idx "Vcc", \ .microvolts = 3300000, \ .gpio = vdd_pin, \ .enable_high = 1, \ .init_data = &vcc_sdhi##idx##_init_data, \ }; \ \ static struct regulator_consumer_supply vccq_sdhi##idx##_consumer = \ REGULATOR_SUPPLY("vqmmc", "sh_mobile_sdhi." #idx); \ \ static struct regulator_init_data vccq_sdhi##idx##_init_data = { \ .constraints = { \ .input_uV = 3300000, \ .min_uV = 1800000, \ .max_uV = 3300000, \ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | \ REGULATOR_CHANGE_STATUS, \ }, \ .consumer_supplies = &vccq_sdhi##idx##_consumer, \ .num_consumer_supplies = 1, \ }; \ \ static struct gpio vccq_sdhi##idx##_gpio = \ { vccq_pin, GPIOF_OUT_INIT_HIGH, "vccq-sdhi" #idx }; \ \ static struct gpio_regulator_state vccq_sdhi##idx##_states[] = { \ { .value = 1800000, .gpios = 0 }, \ { .value = 3300000, .gpios = 1 }, \ }; \ \ static const struct gpio_regulator_config vccq_sdhi##idx##_info __initconst = {\ .supply_name = "vqmmc", \ .gpios = &vccq_sdhi##idx##_gpio, \ .nr_gpios = 1, \ .states = vccq_sdhi##idx##_states, \ .nr_states = ARRAY_SIZE(vccq_sdhi##idx##_states), \ .type = REGULATOR_VOLTAGE, \ .init_data = &vccq_sdhi##idx##_init_data, \ }; SDHI_REGULATOR(0, RCAR_GP_PIN(7, 17), RCAR_GP_PIN(2, 12)); SDHI_REGULATOR(1, RCAR_GP_PIN(7, 18), RCAR_GP_PIN(2, 13)); SDHI_REGULATOR(2, RCAR_GP_PIN(7, 19), RCAR_GP_PIN(2, 26)); /* SDHI0 */ static struct sh_mobile_sdhi_info sdhi0_info __initdata = { .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD, .tmio_caps2 = MMC_CAP2_NO_MULTI_READ, .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, }; static struct resource sdhi0_resources[] __initdata = { DEFINE_RES_MEM(0xee100000, 0x200), DEFINE_RES_IRQ(gic_spi(165)), }; /* SDHI1 */ static struct sh_mobile_sdhi_info sdhi1_info __initdata = { .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD, .tmio_caps2 = MMC_CAP2_NO_MULTI_READ, .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT, }; static struct resource sdhi1_resources[] __initdata = { DEFINE_RES_MEM(0xee140000, 0x100), DEFINE_RES_IRQ(gic_spi(167)), }; /* SDHI2 */ static struct sh_mobile_sdhi_info sdhi2_info __initdata = { .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | MMC_CAP_POWER_OFF_CARD, .tmio_caps2 = MMC_CAP2_NO_MULTI_READ, .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE, }; static struct resource sdhi2_resources[] __initdata = { DEFINE_RES_MEM(0xee160000, 0x100), DEFINE_RES_IRQ(gic_spi(168)), }; static const struct pinctrl_map koelsch_pinctrl_map[] = { /* DU */ PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7791", "pfc-r8a7791", "du_rgb666", "du"), PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7791", "pfc-r8a7791", "du_sync", "du"), PIN_MAP_MUX_GROUP_DEFAULT("rcar-du-r8a7791", "pfc-r8a7791", "du_clk_out_0", "du"), /* Ether */ PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791", "eth_link", "eth"), PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791", "eth_mdio", "eth"), PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791", "eth_rmii", "eth"), PIN_MAP_MUX_GROUP_DEFAULT("r8a7791-ether", "pfc-r8a7791", "intc_irq0", "intc"), /* QSPI */ PIN_MAP_MUX_GROUP_DEFAULT("qspi.0", "pfc-r8a7791", "qspi_ctrl", "qspi"), PIN_MAP_MUX_GROUP_DEFAULT("qspi.0", "pfc-r8a7791", "qspi_data4", "qspi"), /* SCIF0 (CN19: DEBUG SERIAL0) */ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7791", "scif0_data_d", "scif0"), /* SCIF1 (CN20: DEBUG SERIAL1) */ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7791", "scif1_data_d", "scif1"), /* I2C1 */ PIN_MAP_MUX_GROUP_DEFAULT("i2c-rcar_gen2.1", "pfc-r8a7791", "i2c1_e", "i2c1"), /* I2C2 */ PIN_MAP_MUX_GROUP_DEFAULT("i2c-rcar_gen2.2", "pfc-r8a7791", "i2c2", "i2c2"), /* I2C4 */ PIN_MAP_MUX_GROUP_DEFAULT("i2c-rcar_gen2.4", "pfc-r8a7791", "i2c4_c", "i2c4"), /* SDHI0 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791", "sdhi0_data4", "sdhi0"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791", "sdhi0_ctrl", "sdhi0"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791", "sdhi0_cd", "sdhi0"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a7791", "sdhi0_wp", "sdhi0"), /* SDHI2 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791", "sdhi1_data4", "sdhi1"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791", "sdhi1_ctrl", "sdhi1"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791", "sdhi1_cd", "sdhi1"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a7791", "sdhi1_wp", "sdhi1"), /* SDHI2 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-r8a7791", "sdhi2_data4", "sdhi2"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-r8a7791", "sdhi2_ctrl", "sdhi2"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.2", "pfc-r8a7791", "sdhi2_cd", "sdhi2"), }; static void __init koelsch_add_standard_devices(void) { r8a7791_clock_init(); pinctrl_register_mappings(koelsch_pinctrl_map, ARRAY_SIZE(koelsch_pinctrl_map)); r8a7791_pinmux_init(); r8a7791_add_standard_devices(); platform_device_register_full(ðer_info); platform_device_register_data(&platform_bus, "leds-gpio", -1, &koelsch_leds_pdata, sizeof(koelsch_leds_pdata)); platform_device_register_data(&platform_bus, "gpio-keys", -1, &koelsch_keys_pdata, sizeof(koelsch_keys_pdata)); platform_device_register_resndata(&platform_bus, "qspi", 0, qspi_resources, ARRAY_SIZE(qspi_resources), &qspi_pdata, sizeof(qspi_pdata)); spi_register_board_info(spi_info, ARRAY_SIZE(spi_info)); koelsch_add_du_device(); platform_device_register_full(&sata0_info); koelsch_add_i2c(1); koelsch_add_i2c(2); koelsch_add_i2c(4); koelsch_add_i2c(5); platform_device_register_data(&platform_bus, "reg-fixed-voltage", 0, &vcc_sdhi0_info, sizeof(struct fixed_voltage_config)); platform_device_register_data(&platform_bus, "reg-fixed-voltage", 1, &vcc_sdhi1_info, sizeof(struct fixed_voltage_config)); platform_device_register_data(&platform_bus, "reg-fixed-voltage", 2, &vcc_sdhi2_info, sizeof(struct fixed_voltage_config)); platform_device_register_data(&platform_bus, "gpio-regulator", 0, &vccq_sdhi0_info, sizeof(struct gpio_regulator_config)); platform_device_register_data(&platform_bus, "gpio-regulator", 1, &vccq_sdhi1_info, sizeof(struct gpio_regulator_config)); platform_device_register_data(&platform_bus, "gpio-regulator", 2, &vccq_sdhi2_info, sizeof(struct gpio_regulator_config)); platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 0, sdhi0_resources, ARRAY_SIZE(sdhi0_resources), &sdhi0_info, sizeof(struct sh_mobile_sdhi_info)); platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 1, sdhi1_resources, ARRAY_SIZE(sdhi1_resources), &sdhi1_info, sizeof(struct sh_mobile_sdhi_info)); platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 2, sdhi2_resources, ARRAY_SIZE(sdhi2_resources), &sdhi2_info, sizeof(struct sh_mobile_sdhi_info)); } /* * Ether LEDs on the Koelsch board are named LINK and ACTIVE which corresponds * to non-default 01 setting of the Micrel KSZ8041 PHY control register 1 bits * 14-15. We have to set them back to 01 from the default 00 value each time * the PHY is reset. It's also important because the PHY's LED0 signal is * connected to SoC's ETH_LINK signal and in the PHY's default mode it will * bounce on and off after each packet, which we apparently want to avoid. */ static int koelsch_ksz8041_fixup(struct phy_device *phydev) { u16 phyctrl1 = phy_read(phydev, 0x1e); phyctrl1 &= ~0xc000; phyctrl1 |= 0x4000; return phy_write(phydev, 0x1e, phyctrl1); } static void __init koelsch_init(void) { koelsch_add_standard_devices(); irq_set_irq_type(irq_pin(0), IRQ_TYPE_LEVEL_LOW); if (IS_ENABLED(CONFIG_PHYLIB)) phy_register_fixup_for_id("r8a7791-ether-ff:01", koelsch_ksz8041_fixup); } static const char * const koelsch_boards_compat_dt[] __initconst = { "renesas,koelsch", NULL, }; DT_MACHINE_START(KOELSCH_DT, "koelsch") .smp = smp_ops(r8a7791_smp_ops), .init_early = r8a7791_init_early, .init_time = rcar_gen2_timer_init, .init_machine = koelsch_init, .init_late = shmobile_init_late, .dt_compat = koelsch_boards_compat_dt, MACHINE_END