+++ /dev/null
-/*
- * 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.
- */
-
-#include <linux/dma-mapping.h>
-#include <linux/gpio.h>
-#include <linux/gpio_keys.h>
-#include <linux/input.h>
-#include <linux/irq.h>
-#include <linux/kernel.h>
-#include <linux/leds.h>
-#include <linux/mfd/tmio.h>
-#include <linux/mmc/host.h>
-#include <linux/mmc/sh_mobile_sdhi.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/phy.h>
-#include <linux/pinctrl/machine.h>
-#include <linux/platform_data/gpio-rcar.h>
-#include <linux/platform_data/rcar-du.h>
-#include <linux/platform_device.h>
-#include <linux/regulator/driver.h>
-#include <linux/regulator/fixed.h>
-#include <linux/regulator/gpio-regulator.h>
-#include <linux/regulator/machine.h>
-#include <linux/sh_eth.h>
-#include <linux/spi/flash.h>
-#include <linux/spi/rspi.h>
-#include <linux/spi/spi.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-
-#include "common.h"
-#include "irqs.h"
-#include "r8a7791.h"
-#include "rcar-gen2.h"
-
-/* 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 = {
- .pixelclock = 65000000,
- .hactive = 1024,
- .hfront_porch = 20,
- .hback_porch = 160,
- .hsync_len = 136,
- .vactive = 768,
- .vfront_porch = 3,
- .vback_porch = 29,
- .vsync_len = 6,
- },
- },
- },
-};
-
-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 | SPI_TX_QUAD | SPI_RX_QUAD,
- .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_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_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_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 = shmobile_init_delay,
- .init_time = rcar_gen2_timer_init,
- .init_machine = koelsch_init,
- .init_late = shmobile_init_late,
- .reserve = rcar_gen2_reserve,
- .dt_compat = koelsch_boards_compat_dt,
-MACHINE_END
projects / platform / adaptation / renesas_rcar / renesas_kernel.git / commitdiff