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3cc828fd MD |
1 | /* |
2 | * Lager board support | |
3 | * | |
4 | * Copyright (C) 2013 Renesas Solutions Corp. | |
5 | * Copyright (C) 2013 Magnus Damm | |
6 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | */ | |
20 | ||
c3842e4f SH |
21 | #include <linux/gpio.h> |
22 | #include <linux/gpio_keys.h> | |
23 | #include <linux/input.h> | |
3cc828fd | 24 | #include <linux/interrupt.h> |
3cc828fd | 25 | #include <linux/kernel.h> |
1034f4ee | 26 | #include <linux/leds.h> |
63d0539e GL |
27 | #include <linux/mmc/host.h> |
28 | #include <linux/mmc/sh_mmcif.h> | |
e3a28ac2 | 29 | #include <linux/pinctrl/machine.h> |
1034f4ee | 30 | #include <linux/platform_data/gpio-rcar.h> |
3cc828fd | 31 | #include <linux/platform_device.h> |
63d0539e GL |
32 | #include <linux/regulator/fixed.h> |
33 | #include <linux/regulator/machine.h> | |
4901e136 | 34 | #include <linux/sh_eth.h> |
3cc828fd | 35 | #include <mach/common.h> |
63d0539e | 36 | #include <mach/irqs.h> |
3cc828fd MD |
37 | #include <mach/r8a7790.h> |
38 | #include <asm/mach-types.h> | |
39 | #include <asm/mach/arch.h> | |
40 | ||
1034f4ee SH |
41 | /* LEDS */ |
42 | static struct gpio_led lager_leds[] = { | |
43 | { | |
44 | .name = "led8", | |
45 | .gpio = RCAR_GP_PIN(5, 17), | |
46 | .default_state = LEDS_GPIO_DEFSTATE_ON, | |
47 | }, { | |
48 | .name = "led7", | |
49 | .gpio = RCAR_GP_PIN(4, 23), | |
50 | .default_state = LEDS_GPIO_DEFSTATE_ON, | |
51 | }, { | |
52 | .name = "led6", | |
53 | .gpio = RCAR_GP_PIN(4, 22), | |
54 | .default_state = LEDS_GPIO_DEFSTATE_ON, | |
55 | }, | |
56 | }; | |
57 | ||
c3842e4f | 58 | static __initdata struct gpio_led_platform_data lager_leds_pdata = { |
1034f4ee SH |
59 | .leds = lager_leds, |
60 | .num_leds = ARRAY_SIZE(lager_leds), | |
61 | }; | |
62 | ||
c3842e4f SH |
63 | /* GPIO KEY */ |
64 | #define GPIO_KEY(c, g, d, ...) \ | |
65 | { .code = c, .gpio = g, .desc = d, .active_low = 1 } | |
66 | ||
a6014693 | 67 | static struct gpio_keys_button gpio_buttons[] = { |
c3842e4f SH |
68 | GPIO_KEY(KEY_4, RCAR_GP_PIN(1, 28), "SW2-pin4"), |
69 | GPIO_KEY(KEY_3, RCAR_GP_PIN(1, 26), "SW2-pin3"), | |
70 | GPIO_KEY(KEY_2, RCAR_GP_PIN(1, 24), "SW2-pin2"), | |
71 | GPIO_KEY(KEY_1, RCAR_GP_PIN(1, 14), "SW2-pin1"), | |
72 | }; | |
73 | ||
74 | static __initdata struct gpio_keys_platform_data lager_keys_pdata = { | |
75 | .buttons = gpio_buttons, | |
76 | .nbuttons = ARRAY_SIZE(gpio_buttons), | |
77 | }; | |
78 | ||
63d0539e GL |
79 | /* Fixed 3.3V regulator to be used by MMCIF */ |
80 | static struct regulator_consumer_supply fixed3v3_power_consumers[] = | |
81 | { | |
82 | REGULATOR_SUPPLY("vmmc", "sh_mmcif.1"), | |
83 | }; | |
84 | ||
85 | /* MMCIF */ | |
8c8881b5 | 86 | static struct sh_mmcif_plat_data mmcif1_pdata __initdata = { |
63d0539e GL |
87 | .caps = MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE, |
88 | }; | |
89 | ||
8c8881b5 | 90 | static struct resource mmcif1_resources[] __initdata = { |
63d0539e GL |
91 | DEFINE_RES_MEM_NAMED(0xee220000, 0x80, "MMCIF1"), |
92 | DEFINE_RES_IRQ(gic_spi(170)), | |
93 | }; | |
94 | ||
4901e136 SH |
95 | /* Ether */ |
96 | static struct sh_eth_plat_data ether_pdata __initdata = { | |
97 | .phy = 0x1, | |
98 | .edmac_endian = EDMAC_LITTLE_ENDIAN, | |
4901e136 SH |
99 | .phy_interface = PHY_INTERFACE_MODE_RMII, |
100 | .ether_link_active_low = 1, | |
101 | }; | |
102 | ||
103 | static struct resource ether_resources[] __initdata = { | |
104 | DEFINE_RES_MEM(0xee700000, 0x400), | |
105 | DEFINE_RES_IRQ(gic_spi(162)), | |
106 | }; | |
107 | ||
e3a28ac2 LP |
108 | static const struct pinctrl_map lager_pinctrl_map[] = { |
109 | /* SCIF0 (CN19: DEBUG SERIAL0) */ | |
110 | PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790", | |
111 | "scif0_data", "scif0"), | |
112 | /* SCIF1 (CN20: DEBUG SERIAL1) */ | |
113 | PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", | |
114 | "scif1_data", "scif1"), | |
63d0539e GL |
115 | /* MMCIF1 */ |
116 | PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.1", "pfc-r8a7790", | |
117 | "mmc1_data8", "mmc1"), | |
118 | PIN_MAP_MUX_GROUP_DEFAULT("sh_mmcif.1", "pfc-r8a7790", | |
119 | "mmc1_ctrl", "mmc1"), | |
4901e136 SH |
120 | /* Ether */ |
121 | PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790", | |
122 | "eth_link", "eth"), | |
123 | PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790", | |
124 | "eth_mdio", "eth"), | |
125 | PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790", | |
126 | "eth_rmii", "eth"), | |
127 | PIN_MAP_MUX_GROUP_DEFAULT("r8a7790-ether", "pfc-r8a7790", | |
128 | "intc_irq0", "intc"), | |
e3a28ac2 LP |
129 | }; |
130 | ||
3cc828fd MD |
131 | static void __init lager_add_standard_devices(void) |
132 | { | |
133 | r8a7790_clock_init(); | |
e3a28ac2 LP |
134 | |
135 | pinctrl_register_mappings(lager_pinctrl_map, | |
136 | ARRAY_SIZE(lager_pinctrl_map)); | |
137 | r8a7790_pinmux_init(); | |
138 | ||
3cc828fd | 139 | r8a7790_add_standard_devices(); |
1034f4ee SH |
140 | platform_device_register_data(&platform_bus, "leds-gpio", -1, |
141 | &lager_leds_pdata, | |
142 | sizeof(lager_leds_pdata)); | |
c3842e4f SH |
143 | platform_device_register_data(&platform_bus, "gpio-keys", -1, |
144 | &lager_keys_pdata, | |
145 | sizeof(lager_keys_pdata)); | |
63d0539e GL |
146 | regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, |
147 | ARRAY_SIZE(fixed3v3_power_consumers), 3300000); | |
148 | platform_device_register_resndata(&platform_bus, "sh_mmcif", 1, | |
149 | mmcif1_resources, ARRAY_SIZE(mmcif1_resources), | |
150 | &mmcif1_pdata, sizeof(mmcif1_pdata)); | |
4901e136 SH |
151 | |
152 | platform_device_register_resndata(&platform_bus, "r8a7790-ether", -1, | |
153 | ether_resources, | |
154 | ARRAY_SIZE(ether_resources), | |
155 | ðer_pdata, sizeof(ether_pdata)); | |
3cc828fd MD |
156 | } |
157 | ||
158 | static const char *lager_boards_compat_dt[] __initdata = { | |
159 | "renesas,lager", | |
160 | NULL, | |
161 | }; | |
162 | ||
163 | DT_MACHINE_START(LAGER_DT, "lager") | |
8333d8c9 | 164 | .init_early = r8a7790_init_delay, |
65be2de1 | 165 | .init_time = r8a7790_timer_init, |
3cc828fd MD |
166 | .init_machine = lager_add_standard_devices, |
167 | .dt_compat = lager_boards_compat_dt, | |
168 | MACHINE_END |