projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 MD |
24 | #include <linux/interrupt.h> |
| 25 | #include <linux/irqchip.h> | |
| 26 | #include <linux/kernel.h> | |
| 1034f4ee | 27 | #include <linux/leds.h> |
| e3a28ac2 | 28 | #include <linux/pinctrl/machine.h> |
| 1034f4ee | 29 | #include <linux/platform_data/gpio-rcar.h> |
| 3cc828fd MD |
30 | #include <linux/platform_device.h> |
| 31 | #include <mach/common.h> | |
| 32 | #include <mach/r8a7790.h> | |
| 33 | #include <asm/mach-types.h> | |
| 34 | #include <asm/mach/arch.h> | |
| 35 | ||
| 1034f4ee SH |
36 | /* LEDS */ |
| 37 | static struct gpio_led lager_leds[] = { | |
| 38 | { | |
| 39 | .name = "led8", | |
| 40 | .gpio = RCAR_GP_PIN(5, 17), | |
| 41 | .default_state = LEDS_GPIO_DEFSTATE_ON, | |
| 42 | }, { | |
| 43 | .name = "led7", | |
| 44 | .gpio = RCAR_GP_PIN(4, 23), | |
| 45 | .default_state = LEDS_GPIO_DEFSTATE_ON, | |
| 46 | }, { | |
| 47 | .name = "led6", | |
| 48 | .gpio = RCAR_GP_PIN(4, 22), | |
| 49 | .default_state = LEDS_GPIO_DEFSTATE_ON, | |
| 50 | }, | |
| 51 | }; | |
| 52 | ||
| c3842e4f | 53 | static __initdata struct gpio_led_platform_data lager_leds_pdata = { |
| 1034f4ee SH |
54 | .leds = lager_leds, |
| 55 | .num_leds = ARRAY_SIZE(lager_leds), | |
| 56 | }; | |
| 57 | ||
| c3842e4f SH |
58 | /* GPIO KEY */ |
| 59 | #define GPIO_KEY(c, g, d, ...) \ | |
| 60 | { .code = c, .gpio = g, .desc = d, .active_low = 1 } | |
| 61 | ||
| 62 | static __initdata struct gpio_keys_button gpio_buttons[] = { | |
| 63 | GPIO_KEY(KEY_4, RCAR_GP_PIN(1, 28), "SW2-pin4"), | |
| 64 | GPIO_KEY(KEY_3, RCAR_GP_PIN(1, 26), "SW2-pin3"), | |
| 65 | GPIO_KEY(KEY_2, RCAR_GP_PIN(1, 24), "SW2-pin2"), | |
| 66 | GPIO_KEY(KEY_1, RCAR_GP_PIN(1, 14), "SW2-pin1"), | |
| 67 | }; | |
| 68 | ||
| 69 | static __initdata struct gpio_keys_platform_data lager_keys_pdata = { | |
| 70 | .buttons = gpio_buttons, | |
| 71 | .nbuttons = ARRAY_SIZE(gpio_buttons), | |
| 72 | }; | |
| 73 | ||
| e3a28ac2 LP |
74 | static const struct pinctrl_map lager_pinctrl_map[] = { |
| 75 | /* SCIF0 (CN19: DEBUG SERIAL0) */ | |
| 76 | PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.6", "pfc-r8a7790", | |
| 77 | "scif0_data", "scif0"), | |
| 78 | /* SCIF1 (CN20: DEBUG SERIAL1) */ | |
| 79 | PIN_MAP_MUX_GROUP_DEFAULT("sh-sci.7", "pfc-r8a7790", | |
| 80 | "scif1_data", "scif1"), | |
| 81 | }; | |
| 82 | ||
| 3cc828fd MD |
83 | static void __init lager_add_standard_devices(void) |
| 84 | { | |
| 85 | r8a7790_clock_init(); | |
| e3a28ac2 LP |
86 | |
| 87 | pinctrl_register_mappings(lager_pinctrl_map, | |
| 88 | ARRAY_SIZE(lager_pinctrl_map)); | |
| 89 | r8a7790_pinmux_init(); | |
| 90 | ||
| 3cc828fd | 91 | r8a7790_add_standard_devices(); |
| 1034f4ee SH |
92 | platform_device_register_data(&platform_bus, "leds-gpio", -1, |
| 93 | &lager_leds_pdata, | |
| 94 | sizeof(lager_leds_pdata)); | |
| c3842e4f SH |
95 | platform_device_register_data(&platform_bus, "gpio-keys", -1, |
| 96 | &lager_keys_pdata, | |
| 97 | sizeof(lager_keys_pdata)); | |
| 3cc828fd MD |
98 | } |
| 99 | ||
| 100 | static const char *lager_boards_compat_dt[] __initdata = { | |
| 101 | "renesas,lager", | |
| 102 | NULL, | |
| 103 | }; | |
| 104 | ||
| 105 | DT_MACHINE_START(LAGER_DT, "lager") | |
| 106 | .init_irq = irqchip_init, | |
| 65be2de1 | 107 | .init_time = r8a7790_timer_init, |
| 3cc828fd MD |
108 | .init_machine = lager_add_standard_devices, |
| 109 | .dt_compat = lager_boards_compat_dt, | |
| 110 | MACHINE_END |