/* * APE6EVM board support * * Copyright (C) 2013 Renesas Solutions Corp. * Copyright (C) 2013 Magnus Damm * * 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. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "common.h" #include "irqs.h" #include "r8a73a4.h" /* LEDS */ static struct gpio_led ape6evm_leds[] = { { .name = "gnss-en", .gpio = 28, .default_state = LEDS_GPIO_DEFSTATE_OFF, }, { .name = "nfc-nrst", .gpio = 126, .default_state = LEDS_GPIO_DEFSTATE_OFF, }, { .name = "gnss-nrst", .gpio = 132, .default_state = LEDS_GPIO_DEFSTATE_OFF, }, { .name = "bt-wakeup", .gpio = 232, .default_state = LEDS_GPIO_DEFSTATE_OFF, }, { .name = "strobe", .gpio = 250, .default_state = LEDS_GPIO_DEFSTATE_OFF, }, { .name = "bbresetout", .gpio = 288, .default_state = LEDS_GPIO_DEFSTATE_OFF, }, }; static __initdata struct gpio_led_platform_data ape6evm_leds_pdata = { .leds = ape6evm_leds, .num_leds = ARRAY_SIZE(ape6evm_leds), }; /* GPIO KEY */ #define GPIO_KEY(c, g, d, ...) \ { .code = c, .gpio = g, .desc = d, .active_low = 1 } static struct gpio_keys_button gpio_buttons[] = { GPIO_KEY(KEY_0, 324, "S16"), GPIO_KEY(KEY_MENU, 325, "S17"), GPIO_KEY(KEY_HOME, 326, "S18"), GPIO_KEY(KEY_BACK, 327, "S19"), GPIO_KEY(KEY_VOLUMEUP, 328, "S20"), GPIO_KEY(KEY_VOLUMEDOWN, 329, "S21"), }; static struct gpio_keys_platform_data ape6evm_keys_pdata __initdata = { .buttons = gpio_buttons, .nbuttons = ARRAY_SIZE(gpio_buttons), }; /* Dummy supplies, where voltage doesn't matter */ static struct regulator_consumer_supply dummy_supplies[] = { REGULATOR_SUPPLY("vddvario", "smsc911x"), REGULATOR_SUPPLY("vdd33a", "smsc911x"), }; /* SMSC LAN9220 */ static const struct resource lan9220_res[] __initconst = { DEFINE_RES_MEM(0x08000000, 0x1000), { .start = irq_pin(40), /* IRQ40 */ .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH, }, }; static const struct smsc911x_platform_config lan9220_data __initconst = { .flags = SMSC911X_USE_32BIT, .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, }; /* * MMC0 power supplies: * Both Vcc and VccQ to eMMC on APE6EVM are supplied by a tps80032 voltage * regulator. Until support for it is added to this file we simulate the * Vcc supply by a fixed always-on regulator */ static struct regulator_consumer_supply vcc_mmc0_consumers[] = { REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"), }; /* * SDHI0 power supplies: * Vcc to SDHI0 on APE6EVM is supplied by a GPIO-switchable regulator. VccQ is * provided by the same tps80032 regulator as both MMC0 voltages - see comment * above */ static struct regulator_consumer_supply vcc_sdhi0_consumers[] = { REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), }; static struct regulator_init_data vcc_sdhi0_init_data = { .constraints = { .valid_ops_mask = REGULATOR_CHANGE_STATUS, }, .num_consumer_supplies = ARRAY_SIZE(vcc_sdhi0_consumers), .consumer_supplies = vcc_sdhi0_consumers, }; static const struct fixed_voltage_config vcc_sdhi0_info __initconst = { .supply_name = "SDHI0 Vcc", .microvolts = 3300000, .gpio = 76, .enable_high = 1, .init_data = &vcc_sdhi0_init_data, }; /* * SDHI1 power supplies: * Vcc and VccQ to SDHI1 on APE6EVM are both fixed at 3.3V */ static struct regulator_consumer_supply vcc_sdhi1_consumers[] = { REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"), }; /* MMCIF */ static const struct sh_mmcif_plat_data mmcif0_pdata __initconst = { .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, .slave_id_tx = SHDMA_SLAVE_MMCIF0_TX, .slave_id_rx = SHDMA_SLAVE_MMCIF0_RX, .ccs_unsupported = true, }; static const struct resource mmcif0_resources[] __initconst = { DEFINE_RES_MEM(0xee200000, 0x100), DEFINE_RES_IRQ(gic_spi(169)), }; /* SDHI0 */ static const struct sh_mobile_sdhi_info sdhi0_pdata __initconst = { .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE, .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ, }; static const struct resource sdhi0_resources[] __initconst = { DEFINE_RES_MEM(0xee100000, 0x100), DEFINE_RES_IRQ(gic_spi(165)), }; /* SDHI1 */ static const struct sh_mobile_sdhi_info sdhi1_pdata __initconst = { .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE, .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ | MMC_CAP_NEEDS_POLL, }; static const struct resource sdhi1_resources[] __initconst = { DEFINE_RES_MEM(0xee120000, 0x100), DEFINE_RES_IRQ(gic_spi(166)), }; static const struct pinctrl_map ape6evm_pinctrl_map[] __initconst = { /* SCIFA0 console */ PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4", "scifa0_data", "scifa0"), /* SMSC */ PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4", "irqc_irq40", "irqc"), /* MMCIF0 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4", "mmc0_data8", "mmc0"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4", "mmc0_ctrl", "mmc0"), /* SDHI0: uSD: no WP */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4", "sdhi0_data4", "sdhi0"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4", "sdhi0_ctrl", "sdhi0"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4", "sdhi0_cd", "sdhi0"), /* SDHI1 */ PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4", "sdhi1_data4", "sdhi1"), PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4", "sdhi1_ctrl", "sdhi1"), }; static void __init ape6evm_add_standard_devices(void) { struct clk *parent; struct clk *mp; r8a73a4_clock_init(); /* MP clock parent = extal2 */ parent = clk_get(NULL, "extal2"); mp = clk_get(NULL, "mp"); BUG_ON(IS_ERR(parent) || IS_ERR(mp)); clk_set_parent(mp, parent); clk_put(parent); clk_put(mp); pinctrl_register_mappings(ape6evm_pinctrl_map, ARRAY_SIZE(ape6evm_pinctrl_map)); r8a73a4_pinmux_init(); r8a73a4_add_standard_devices(); /* LAN9220 ethernet */ gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */ regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies)); platform_device_register_resndata(NULL, "smsc911x", -1, lan9220_res, ARRAY_SIZE(lan9220_res), &lan9220_data, sizeof(lan9220_data)); regulator_register_always_on(1, "MMC0 Vcc", vcc_mmc0_consumers, ARRAY_SIZE(vcc_mmc0_consumers), 2800000); platform_device_register_resndata(NULL, "sh_mmcif", 0, mmcif0_resources, ARRAY_SIZE(mmcif0_resources), &mmcif0_pdata, sizeof(mmcif0_pdata)); platform_device_register_data(NULL, "reg-fixed-voltage", 2, &vcc_sdhi0_info, sizeof(vcc_sdhi0_info)); platform_device_register_resndata(NULL, "sh_mobile_sdhi", 0, sdhi0_resources, ARRAY_SIZE(sdhi0_resources), &sdhi0_pdata, sizeof(sdhi0_pdata)); regulator_register_always_on(3, "SDHI1 Vcc", vcc_sdhi1_consumers, ARRAY_SIZE(vcc_sdhi1_consumers), 3300000); platform_device_register_resndata(NULL, "sh_mobile_sdhi", 1, sdhi1_resources, ARRAY_SIZE(sdhi1_resources), &sdhi1_pdata, sizeof(sdhi1_pdata)); platform_device_register_data(NULL, "gpio-keys", -1, &ape6evm_keys_pdata, sizeof(ape6evm_keys_pdata)); platform_device_register_data(NULL, "leds-gpio", -1, &ape6evm_leds_pdata, sizeof(ape6evm_leds_pdata)); } static void __init ape6evm_legacy_init_time(void) { /* Do not invoke DT-based timers via clocksource_of_init() */ } static void __init ape6evm_legacy_init_irq(void) { void __iomem *gic_dist_base = ioremap_nocache(0xf1001000, 0x1000); void __iomem *gic_cpu_base = ioremap_nocache(0xf1002000, 0x1000); gic_init(0, 29, gic_dist_base, gic_cpu_base); /* Do not invoke DT-based interrupt code via irqchip_init() */ } static const char *ape6evm_boards_compat_dt[] __initdata = { "renesas,ape6evm", NULL, }; DT_MACHINE_START(APE6EVM_DT, "ape6evm") .init_early = shmobile_init_delay, .init_irq = ape6evm_legacy_init_irq, .init_machine = ape6evm_add_standard_devices, .init_late = shmobile_init_late, .dt_compat = ape6evm_boards_compat_dt, .init_time = ape6evm_legacy_init_time, MACHINE_END