| 1 | /* |
| 2 | * Aztech HW550-3G board support |
| 3 | * |
| 4 | * Copyright (C) 2011 Layne Edwards <ledwards76@gmail.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU General Public License version 2 as published |
| 8 | * by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | #include <linux/init.h> |
| 12 | #include <linux/platform_device.h> |
| 13 | #include <linux/mtd/mtd.h> |
| 14 | #include <linux/mtd/partitions.h> |
| 15 | #include <linux/mtd/physmap.h> |
| 16 | |
| 17 | #include <asm/mach-ralink/machine.h> |
| 18 | #include <asm/mach-ralink/dev-gpio-buttons.h> |
| 19 | #include <asm/mach-ralink/dev-gpio-leds.h> |
| 20 | #include <asm/mach-ralink/rt305x.h> |
| 21 | #include <asm/mach-ralink/rt305x_regs.h> |
| 22 | |
| 23 | #include "devices.h" |
| 24 | |
| 25 | #define HW550_3G_GPIO_LED_USB 8 |
| 26 | #define HW550_3G_GPIO_LED_3G 11 |
| 27 | #define HW550_3G_GPIO_LED_STATUS 12 |
| 28 | #define HW550_3G_GPIO_LED_WPS 14 |
| 29 | |
| 30 | #define HW550_3G_GPIO_BUTTON_RESET 10 |
| 31 | #define HW550_3G_GPIO_BUTTON_CONNECT 7 |
| 32 | #define HW550_3G_GPIO_BUTTON_WPS 0 |
| 33 | |
| 34 | #define HW550_3G_BUTTONS_POLL_INTERVAL 20 |
| 35 | |
| 36 | #ifdef CONFIG_MTD_PARTITIONS |
| 37 | static struct mtd_partition hw550_3g_partitions[] = { |
| 38 | { |
| 39 | .name = "u-boot", |
| 40 | .offset = 0, |
| 41 | .size = 0x030000, |
| 42 | .mask_flags = MTD_WRITEABLE, |
| 43 | }, { |
| 44 | .name = "config", |
| 45 | .offset = 0x030000, |
| 46 | .size = 0x010000, |
| 47 | .mask_flags = MTD_WRITEABLE, |
| 48 | }, { |
| 49 | .name = "factory", |
| 50 | .offset = 0x040000, |
| 51 | .size = 0x010000, |
| 52 | .mask_flags = MTD_WRITEABLE, |
| 53 | }, { |
| 54 | .name = "kernel", |
| 55 | .offset = 0x050000, |
| 56 | .size = 0x180000, |
| 57 | }, { |
| 58 | .name = "rootfs", |
| 59 | .offset = 0x1d0000, |
| 60 | .size = 0x580000, |
| 61 | }, { |
| 62 | .name = "user", |
| 63 | .offset = 0x750000, |
| 64 | .size = 0x0b0000, |
| 65 | }, { |
| 66 | .name = "firmware", |
| 67 | .offset = 0x050000, |
| 68 | .size = 0x700000, |
| 69 | } |
| 70 | }; |
| 71 | #endif /* CONFIG_MTD_PARTITIONS */ |
| 72 | |
| 73 | static struct physmap_flash_data hw550_3g_flash_data = { |
| 74 | #ifdef CONFIG_MTD_PARTITIONS |
| 75 | .nr_parts = ARRAY_SIZE(hw550_3g_partitions), |
| 76 | .parts = hw550_3g_partitions, |
| 77 | #endif |
| 78 | }; |
| 79 | |
| 80 | static struct gpio_led hw550_3g_leds_gpio[] __initdata = { |
| 81 | { |
| 82 | .name = "hw550-3g:green:usb", |
| 83 | .gpio = HW550_3G_GPIO_LED_USB, |
| 84 | .active_low = 1, |
| 85 | }, { |
| 86 | .name = "hw550-3g:green:3g", |
| 87 | .gpio = HW550_3G_GPIO_LED_3G, |
| 88 | .active_low = 1, |
| 89 | }, { |
| 90 | .name = "hw550-3g:green:status", |
| 91 | .gpio = HW550_3G_GPIO_LED_STATUS, |
| 92 | .active_low = 1, |
| 93 | }, { |
| 94 | .name = "hw550-3g:green:wps", |
| 95 | .gpio = HW550_3G_GPIO_LED_WPS, |
| 96 | .active_low = 1, |
| 97 | } |
| 98 | }; |
| 99 | |
| 100 | static struct gpio_button hw550_3g_gpio_buttons[] __initdata = { |
| 101 | { |
| 102 | .desc = "reset", |
| 103 | .type = EV_KEY, |
| 104 | .code = KEY_RESTART, |
| 105 | .threshold = 3, |
| 106 | .gpio = HW550_3G_GPIO_BUTTON_RESET, |
| 107 | .active_low = 1, |
| 108 | }, { |
| 109 | .desc = "connect", |
| 110 | .type = EV_KEY, |
| 111 | .code = KEY_CONNECT, |
| 112 | .threshold = 3, |
| 113 | .gpio = HW550_3G_GPIO_BUTTON_CONNECT, |
| 114 | .active_low = 1, |
| 115 | }, { |
| 116 | .desc = "wps", |
| 117 | .type = EV_KEY, |
| 118 | .code = KEY_WPS_BUTTON, |
| 119 | .threshold = 3, |
| 120 | .gpio = HW550_3G_GPIO_BUTTON_WPS, |
| 121 | .active_low = 1, |
| 122 | } |
| 123 | }; |
| 124 | |
| 125 | #define HW550_3G_GPIO_MODE \ |
| 126 | ((RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT) | \ |
| 127 | RT305X_GPIO_MODE_MDIO) |
| 128 | |
| 129 | static void __init hw550_3g_init(void) |
| 130 | { |
| 131 | rt305x_gpio_init(HW550_3G_GPIO_MODE); |
| 132 | |
| 133 | rt305x_register_flash(0, &hw550_3g_flash_data); |
| 134 | rt305x_register_ethernet(); |
| 135 | ramips_register_gpio_leds(-1, ARRAY_SIZE(hw550_3g_leds_gpio), |
| 136 | hw550_3g_leds_gpio); |
| 137 | ramips_register_gpio_buttons(-1, HW550_3G_BUTTONS_POLL_INTERVAL, |
| 138 | ARRAY_SIZE(hw550_3g_gpio_buttons), |
| 139 | hw550_3g_gpio_buttons); |
| 140 | rt305x_register_wifi(); |
| 141 | rt305x_register_wdt(); |
| 142 | } |
| 143 | |
| 144 | MIPS_MACHINE(RAMIPS_MACH_HW550_3G, "HW550-3G", "Aztech HW550-3G", |
| 145 | hw550_3g_init); |
| 146 | |
