+++ /dev/null
-/*
- * 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 <linux/gpio.h>
-#include <linux/gpio_keys.h>
-#include <linux/input.h>
-#include <linux/interrupt.h>
-#include <linux/irqchip.h>
-#include <linux/irqchip/arm-gic.h>
-#include <linux/kernel.h>
-#include <linux/mfd/tmio.h>
-#include <linux/mmc/host.h>
-#include <linux/mmc/sh_mmcif.h>
-#include <linux/mmc/sh_mobile_sdhi.h>
-#include <linux/pinctrl/machine.h>
-#include <linux/platform_device.h>
-#include <linux/regulator/fixed.h>
-#include <linux/regulator/machine.h>
-#include <linux/sh_clk.h>
-#include <linux/smsc911x.h>
-
-#include <asm/mach-types.h>
-#include <asm/mach/arch.h>
-
-#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
projects / karo-tx-linux.git / commitdiff