projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 516607d6 KP |
1 | /* linux/arch/arm/mach-s5pv310/mach-universal_c210.c |
| 2 | * | |
| 3 | * Copyright (c) 2010 Samsung Electronics Co., Ltd. | |
| 4 | * | |
| 5 | * This program is free software; you can redistribute it and/or modify | |
| 6 | * it under the terms of the GNU General Public License version 2 as | |
| 7 | * published by the Free Software Foundation. | |
| 8 | */ | |
| 9 | ||
| 34d79315 | 10 | #include <linux/platform_device.h> |
| 516607d6 | 11 | #include <linux/serial_core.h> |
| 34d79315 KP |
12 | #include <linux/input.h> |
| 13 | #include <linux/gpio_keys.h> | |
| 14 | #include <linux/gpio.h> | |
| 516607d6 KP |
15 | |
| 16 | #include <asm/mach/arch.h> | |
| 17 | #include <asm/mach-types.h> | |
| 18 | #include <asm/hardware/cache-l2x0.h> | |
| 19 | ||
| 20 | #include <plat/regs-serial.h> | |
| 21 | #include <plat/s5pv310.h> | |
| 22 | #include <plat/cpu.h> | |
| 23 | ||
| 24 | #include <mach/map.h> | |
| 25 | ||
| 26 | /* Following are default values for UCON, ULCON and UFCON UART registers */ | |
| 27 | #define UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ | |
| 28 | S3C2410_UCON_RXILEVEL | \ | |
| 29 | S3C2410_UCON_TXIRQMODE | \ | |
| 30 | S3C2410_UCON_RXIRQMODE | \ | |
| 31 | S3C2410_UCON_RXFIFO_TOI | \ | |
| 32 | S3C2443_UCON_RXERR_IRQEN) | |
| 33 | ||
| 34 | #define UNIVERSAL_ULCON_DEFAULT S3C2410_LCON_CS8 | |
| 35 | ||
| 36 | #define UNIVERSAL_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ | |
| 37 | S5PV210_UFCON_TXTRIG256 | \ | |
| 38 | S5PV210_UFCON_RXTRIG256) | |
| 39 | ||
| 40 | static struct s3c2410_uartcfg universal_uartcfgs[] __initdata = { | |
| 41 | [0] = { | |
| 42 | .hwport = 0, | |
| 43 | .ucon = UNIVERSAL_UCON_DEFAULT, | |
| 44 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | |
| 45 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | |
| 46 | }, | |
| 47 | [1] = { | |
| 48 | .hwport = 1, | |
| 49 | .ucon = UNIVERSAL_UCON_DEFAULT, | |
| 50 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | |
| 51 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | |
| 52 | }, | |
| 53 | [2] = { | |
| 54 | .hwport = 2, | |
| 55 | .ucon = UNIVERSAL_UCON_DEFAULT, | |
| 56 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | |
| 57 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | |
| 58 | }, | |
| 59 | [3] = { | |
| 60 | .hwport = 3, | |
| 61 | .ucon = UNIVERSAL_UCON_DEFAULT, | |
| 62 | .ulcon = UNIVERSAL_ULCON_DEFAULT, | |
| 63 | .ufcon = UNIVERSAL_UFCON_DEFAULT, | |
| 64 | }, | |
| 65 | }; | |
| 66 | ||
| 34d79315 KP |
67 | static struct gpio_keys_button universal_gpio_keys_tables[] = { |
| 68 | { | |
| 69 | .code = KEY_VOLUMEUP, | |
| 70 | .gpio = S5PV310_GPX2(0), /* XEINT16 */ | |
| 71 | .desc = "gpio-keys: KEY_VOLUMEUP", | |
| 72 | .type = EV_KEY, | |
| 73 | .active_low = 1, | |
| 74 | .debounce_interval = 1, | |
| 75 | }, { | |
| 76 | .code = KEY_VOLUMEDOWN, | |
| 77 | .gpio = S5PV310_GPX2(1), /* XEINT17 */ | |
| 78 | .desc = "gpio-keys: KEY_VOLUMEDOWN", | |
| 79 | .type = EV_KEY, | |
| 80 | .active_low = 1, | |
| 81 | .debounce_interval = 1, | |
| 82 | }, { | |
| 83 | .code = KEY_CONFIG, | |
| 84 | .gpio = S5PV310_GPX2(2), /* XEINT18 */ | |
| 85 | .desc = "gpio-keys: KEY_CONFIG", | |
| 86 | .type = EV_KEY, | |
| 87 | .active_low = 1, | |
| 88 | .debounce_interval = 1, | |
| 89 | }, { | |
| 90 | .code = KEY_CAMERA, | |
| 91 | .gpio = S5PV310_GPX2(3), /* XEINT19 */ | |
| 92 | .desc = "gpio-keys: KEY_CAMERA", | |
| 93 | .type = EV_KEY, | |
| 94 | .active_low = 1, | |
| 95 | .debounce_interval = 1, | |
| 96 | }, { | |
| 97 | .code = KEY_OK, | |
| 98 | .gpio = S5PV310_GPX3(5), /* XEINT29 */ | |
| 99 | .desc = "gpio-keys: KEY_OK", | |
| 100 | .type = EV_KEY, | |
| 101 | .active_low = 1, | |
| 102 | .debounce_interval = 1, | |
| 103 | }, | |
| 104 | }; | |
| 105 | ||
| 106 | static struct gpio_keys_platform_data universal_gpio_keys_data = { | |
| 107 | .buttons = universal_gpio_keys_tables, | |
| 108 | .nbuttons = ARRAY_SIZE(universal_gpio_keys_tables), | |
| 109 | }; | |
| 110 | ||
| 111 | static struct platform_device universal_gpio_keys = { | |
| 112 | .name = "gpio-keys", | |
| 113 | .dev = { | |
| 114 | .platform_data = &universal_gpio_keys_data, | |
| 115 | }, | |
| 116 | }; | |
| 117 | ||
| 118 | static struct platform_device *universal_devices[] __initdata = { | |
| 119 | &universal_gpio_keys, | |
| 120 | }; | |
| 121 | ||
| 516607d6 KP |
122 | static void __init universal_map_io(void) |
| 123 | { | |
| 124 | s5p_init_io(NULL, 0, S5P_VA_CHIPID); | |
| 125 | s3c24xx_init_clocks(24000000); | |
| 126 | s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs)); | |
| 127 | } | |
| 128 | ||
| 129 | static void __init universal_machine_init(void) | |
| 130 | { | |
| 131 | #ifdef CONFIG_CACHE_L2X0 | |
| 132 | l2x0_init(S5P_VA_L2CC, 1 << 28, 0xffffffff); | |
| 133 | #endif | |
| 34d79315 KP |
134 | |
| 135 | /* Last */ | |
| 136 | platform_add_devices(universal_devices, ARRAY_SIZE(universal_devices)); | |
| 516607d6 KP |
137 | } |
| 138 | ||
| 139 | MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") | |
| 140 | /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */ | |
| 141 | .phys_io = S3C_PA_UART & 0xfff00000, | |
| 142 | .io_pg_offst = (((u32)S3C_VA_UART) >> 18) & 0xfffc, | |
| 143 | .boot_params = S5P_PA_SDRAM + 0x100, | |
| 144 | .init_irq = s5pv310_init_irq, | |
| 145 | .map_io = universal_map_io, | |
| 146 | .init_machine = universal_machine_init, | |
| 147 | .timer = &s5pv310_timer, | |
| 148 | MACHINE_END |