2 * APE6EVM board support
4 * Copyright (C) 2013 Renesas Solutions Corp.
5 * Copyright (C) 2013 Magnus Damm
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #include <linux/gpio.h>
22 #include <linux/gpio_keys.h>
23 #include <linux/input.h>
24 #include <linux/interrupt.h>
25 #include <linux/kernel.h>
26 #include <linux/mfd/tmio.h>
27 #include <linux/mmc/host.h>
28 #include <linux/mmc/sh_mmcif.h>
29 #include <linux/mmc/sh_mobile_sdhi.h>
30 #include <linux/pinctrl/machine.h>
31 #include <linux/platform_device.h>
32 #include <linux/regulator/fixed.h>
33 #include <linux/regulator/machine.h>
34 #include <linux/sh_clk.h>
35 #include <linux/smsc911x.h>
36 #include <mach/common.h>
37 #include <mach/irqs.h>
38 #include <mach/r8a73a4.h>
39 #include <asm/mach-types.h>
40 #include <asm/mach/arch.h>
43 static struct gpio_led ape6evm_leds[] = {
47 .default_state = LEDS_GPIO_DEFSTATE_OFF,
51 .default_state = LEDS_GPIO_DEFSTATE_OFF,
55 .default_state = LEDS_GPIO_DEFSTATE_OFF,
59 .default_state = LEDS_GPIO_DEFSTATE_OFF,
63 .default_state = LEDS_GPIO_DEFSTATE_OFF,
67 .default_state = LEDS_GPIO_DEFSTATE_OFF,
71 static __initdata struct gpio_led_platform_data ape6evm_leds_pdata = {
73 .num_leds = ARRAY_SIZE(ape6evm_leds),
77 #define GPIO_KEY(c, g, d, ...) \
78 { .code = c, .gpio = g, .desc = d, .active_low = 1 }
80 static struct gpio_keys_button gpio_buttons[] = {
81 GPIO_KEY(KEY_0, 324, "S16"),
82 GPIO_KEY(KEY_MENU, 325, "S17"),
83 GPIO_KEY(KEY_HOME, 326, "S18"),
84 GPIO_KEY(KEY_BACK, 327, "S19"),
85 GPIO_KEY(KEY_VOLUMEUP, 328, "S20"),
86 GPIO_KEY(KEY_VOLUMEDOWN, 329, "S21"),
89 static struct __initdata gpio_keys_platform_data ape6evm_keys_pdata = {
90 .buttons = gpio_buttons,
91 .nbuttons = ARRAY_SIZE(gpio_buttons),
94 /* Dummy supplies, where voltage doesn't matter */
95 static struct regulator_consumer_supply dummy_supplies[] = {
96 REGULATOR_SUPPLY("vddvario", "smsc911x"),
97 REGULATOR_SUPPLY("vdd33a", "smsc911x"),
101 static const struct resource lan9220_res[] __initconst = {
102 DEFINE_RES_MEM(0x08000000, 0x1000),
104 .start = irq_pin(40), /* IRQ40 */
105 .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH,
109 static const struct smsc911x_platform_config lan9220_data __initconst = {
110 .flags = SMSC911X_USE_32BIT,
111 .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL,
112 .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH,
116 * On APE6EVM power is supplied to MMCIF by a tps80032 regulator. For now we
117 * model a VDD supply to MMCIF, using a fixed 3.3V regulator. Also use the
118 * static power supply for SDHI0 and SDHI1, whereas SDHI0's VccQ is also
119 * supplied by the same tps80032 regulator and thus can also be adjusted
122 static struct regulator_consumer_supply fixed3v3_power_consumers[] =
124 REGULATOR_SUPPLY("vmmc", "sh_mmcif.0"),
125 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"),
126 REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.1"),
130 static const struct sh_mmcif_plat_data mmcif0_pdata __initconst = {
131 .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE,
134 static const struct resource mmcif0_resources[] __initconst = {
135 DEFINE_RES_MEM_NAMED(0xee200000, 0x100, "MMCIF0"),
136 DEFINE_RES_IRQ(gic_spi(169)),
140 static const struct sh_mobile_sdhi_info sdhi0_pdata __initconst = {
141 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
142 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
145 static const struct resource sdhi0_resources[] __initconst = {
146 DEFINE_RES_MEM_NAMED(0xee100000, 0x100, "SDHI0"),
147 DEFINE_RES_IRQ(gic_spi(165)),
151 static const struct sh_mobile_sdhi_info sdhi1_pdata __initconst = {
152 .tmio_flags = TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_WRPROTECT_DISABLE,
153 .tmio_caps = MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
157 static const struct resource sdhi1_resources[] __initconst = {
158 DEFINE_RES_MEM_NAMED(0xee120000, 0x100, "SDHI1"),
159 DEFINE_RES_IRQ(gic_spi(166)),
162 static const struct pinctrl_map ape6evm_pinctrl_map[] __initconst = {
164 PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.0", "pfc-r8a73a4",
165 "scifa0_data", "scifa0"),
167 PIN_MAP_MUX_GROUP_DEFAULT("smsc911x", "pfc-r8a73a4",
168 "irqc_irq40", "irqc"),
170 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
171 "mmc0_data8", "mmc0"),
172 PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.0", "pfc-r8a73a4",
173 "mmc0_ctrl", "mmc0"),
174 /* SDHI0: uSD: no WP */
175 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
176 "sdhi0_data4", "sdhi0"),
177 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
178 "sdhi0_ctrl", "sdhi0"),
179 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.0", "pfc-r8a73a4",
180 "sdhi0_cd", "sdhi0"),
182 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
183 "sdhi1_data4", "sdhi1"),
184 PIN_MAP_MUX_GROUP_DEFAULT("sh_mobile_sdhi.1", "pfc-r8a73a4",
185 "sdhi1_ctrl", "sdhi1"),
188 static void __init ape6evm_add_standard_devices(void)
194 r8a73a4_clock_init();
196 /* MP clock parent = extal2 */
197 parent = clk_get(NULL, "extal2");
198 mp = clk_get(NULL, "mp");
199 BUG_ON(IS_ERR(parent) || IS_ERR(mp));
201 clk_set_parent(mp, parent);
205 pinctrl_register_mappings(ape6evm_pinctrl_map,
206 ARRAY_SIZE(ape6evm_pinctrl_map));
207 r8a73a4_pinmux_init();
208 r8a73a4_add_standard_devices();
210 /* LAN9220 ethernet */
211 gpio_request_one(270, GPIOF_OUT_INIT_HIGH, NULL); /* smsc9220 RESET */
213 regulator_register_fixed(0, dummy_supplies, ARRAY_SIZE(dummy_supplies));
215 platform_device_register_resndata(&platform_bus, "smsc911x", -1,
216 lan9220_res, ARRAY_SIZE(lan9220_res),
217 &lan9220_data, sizeof(lan9220_data));
218 regulator_register_always_on(1, "fixed-3.3V", fixed3v3_power_consumers,
219 ARRAY_SIZE(fixed3v3_power_consumers), 3300000);
220 platform_device_register_resndata(&platform_bus, "sh_mmcif", 0,
221 mmcif0_resources, ARRAY_SIZE(mmcif0_resources),
222 &mmcif0_pdata, sizeof(mmcif0_pdata));
223 platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 0,
224 sdhi0_resources, ARRAY_SIZE(sdhi0_resources),
225 &sdhi0_pdata, sizeof(sdhi0_pdata));
226 platform_device_register_resndata(&platform_bus, "sh_mobile_sdhi", 1,
227 sdhi1_resources, ARRAY_SIZE(sdhi1_resources),
228 &sdhi1_pdata, sizeof(sdhi1_pdata));
229 platform_device_register_data(&platform_bus, "gpio-keys", -1,
231 sizeof(ape6evm_keys_pdata));
232 platform_device_register_data(&platform_bus, "leds-gpio", -1,
234 sizeof(ape6evm_leds_pdata));
237 static const char *ape6evm_boards_compat_dt[] __initdata = {
242 DT_MACHINE_START(APE6EVM_DT, "ape6evm")
243 .init_early = r8a73a4_init_delay,
244 .init_time = shmobile_timer_init,
245 .init_machine = ape6evm_add_standard_devices,
246 .dt_compat = ape6evm_boards_compat_dt,