target/linux/mx2/files/arch/arm/mach-mx2/mach-vp6500.c

   1 #include <linux/platform_device.h>
   2 #include <linux/mtd/mtd.h>
   3 #include <linux/mtd/physmap.h>
   4 #include <linux/gpio.h>
   5 #include <linux/leds.h>
   6
   7 #include <mach/common.h>
   8 #include <mach/hardware.h>
   9 #include <asm/mach-types.h>
  10 #include <asm/mach/arch.h>
  11 #include <asm/mach/time.h>
  12 #include <asm/mach/map.h>
  13 #include <mach/imx-uart.h>
  14 #include <mach/imxfb.h>
  15 #include <mach/iomux-mx21.h>
  16 #include <mach/board-vp6500.h>
  17
  18 #include "devices.h"
  19
  20 #include <linux/input.h>
  21 #include <linux/input/matrix_keypad.h>
  22 #include <linux/gpio_keys.h>
  23
  24 static unsigned int vp6500_pins[] = {
  25
  26         /* UART1 */
  27         PE12_PF_UART1_TXD,
  28         PE13_PF_UART1_RXD,
  29
  30 #if 0
  31         /* LCDC */
  32         PA5_PF_LSCLK,
  33         PA6_PF_LD0,
  34         PA7_PF_LD1,
  35         PA8_PF_LD2,
  36         PA9_PF_LD3,
  37         PA10_PF_LD4,
  38         PA11_PF_LD5,
  39         PA12_PF_LD6,
  40         PA13_PF_LD7,
  41         PA14_PF_LD8,
  42         PA15_PF_LD9,
  43         PA16_PF_LD10,
  44         PA17_PF_LD11,
  45         PA18_PF_LD12,
  46         PA19_PF_LD13,
  47         PA20_PF_LD14,
  48         PA21_PF_LD15,
  49         PA22_PF_LD16,
  50         PA28_PF_HSYNC,
  51         PA29_PF_VSYNC,
  52         PA30_PF_CONTRAST,
  53         PA31_PF_OE_ACD,
  54 #endif
  55 };
  56
  57 static struct physmap_flash_data vp6500_flash_data = {
  58         .width = 2,
  59 };
  60
  61 static struct resource vp6500_flash_resource = {
  62         .start = MX21_CS0_BASE_ADDR,
  63         .end = MX21_CS0_BASE_ADDR + SZ_64M - 1,
  64         .flags = IORESOURCE_MEM,
  65 };
  66
  67 static struct platform_device vp6500_nor_mtd_device = {
  68         .name = "physmap-flash",
  69         .id = -1,
  70         .dev = {
  71                 .platform_data = &vp6500_flash_data,
  72         },
  73         .num_resources = 1,
  74         .resource = &vp6500_flash_resource,
  75 };
  76
  77 static struct gpio_led vp6500_leds[] = {
  78         {
  79                 .name = "vp6500:orange:keypad",
  80                 .gpio = VP6500_GPIO_LED_KEYPAD,
  81         },
  82         {
  83                 .name = "vp6500:green:",
  84                 .gpio = VP6500_GPIO_LED_GREEN,
  85                 .active_low = 1,
  86                 .default_state = LEDS_GPIO_DEFSTATE_ON,
  87         },
  88         {
  89                 .name = "vp6500:red:",
  90                 .gpio = VP6500_GPIO_LED_RED,
  91         },
  92         {
  93                 .name = "vp6500:red:camera",
  94                 .gpio = VP6500_GPIO_LED_CAMERA,
  95         },
  96 };
  97
  98 static struct gpio_led_platform_data vp6500_leds_data = {
  99         .leds           = vp6500_leds,
 100         .num_leds       = ARRAY_SIZE(vp6500_leds),
 101 };
 102
 103 static struct platform_device vp6500_leds_device = {
 104         .name = "leds-gpio",
 105         .id = -1,
 106         .dev = {
 107                 .platform_data = &vp6500_leds_data,
 108         },
 109 };
 110
 111 static const uint32_t vp6500_keypad_keys[] = {
 112         KEY(0, 3, KEY_F2),
 113         KEY(0, 4, KEY_RIGHT),
 114         KEY(1, 0, KEY_ZOOM),
 115         KEY(1, 1, KEY_NUMERIC_POUND),
 116         KEY(1, 2, KEY_0),
 117         KEY(1, 3, KEY_ENTER),
 118         KEY(1, 4, KEY_8),
 119         KEY(2, 0, KEY_5),
 120         KEY(2, 1, KEY_2),
 121         KEY(2, 2, KEY_DOWN),
 122         KEY(2, 3, KEY_OK),
 123         KEY(2, 4, KEY_UP),
 124         KEY(3, 0, KEY_CAMERA),
 125         KEY(3, 1, KEY_NUMERIC_STAR),
 126         KEY(3, 2, KEY_9),
 127         KEY(3, 3, KEY_LEFT),
 128         KEY(3, 4, KEY_6),
 129         KEY(4, 0, KEY_7),
 130         KEY(4, 1, KEY_4),
 131         KEY(4, 2, KEY_1),
 132         KEY(4, 3, KEY_3),
 133         KEY(4, 4, KEY_F1),
 134 };
 135
 136 static struct matrix_keymap_data vp6500_keypad_data = {
 137         .keymap = vp6500_keypad_keys,
 138         .keymap_size = ARRAY_SIZE(vp6500_keypad_keys),
 139 };
 140
 141 static struct resource vp6500_keypad_resources[] = {
 142         {
 143                 .start = MX21_KPP_BASE_ADDR,
 144                 .end = MX21_KPP_BASE_ADDR + 0x10 - 1,
 145                 .flags = IORESOURCE_MEM,
 146         },
 147         {
 148                 .start = MX21_INT_KPP,
 149                 .flags = IORESOURCE_IRQ,
 150         }
 151 };
 152
 153 static struct platform_device vp6500_keypad_device = {
 154         .name = "imx-keypad",
 155         .id = 0,
 156         .dev = {
 157                 .platform_data = &vp6500_keypad_data,
 158         },
 159         .resource = vp6500_keypad_resources,
 160         .num_resources = ARRAY_SIZE(vp6500_keypad_resources),
 161 };
 162
 163 static struct gpio_keys_button vp6500_keys = {
 164         .gpio = VP6500_GPIO_POWER_KEY,
 165         .code = KEY_POWER,
 166         .desc = "Power button",
 167         .active_low = 1,
 168 };
 169
 170 static struct gpio_keys_platform_data vp6500_key_data = {
 171         .buttons = &vp6500_keys,
 172         .nbuttons = 1,
 173 };
 174
 175 static struct platform_device vp6500_key_device = {
 176         .name = "gpio-keys",
 177         .id = -1,
 178         .dev = {
 179                 .platform_data = &vp6500_key_data,
 180         },
 181 };
 182
 183 static struct platform_device *platform_devices[] __initdata = {
 184         &vp6500_nor_mtd_device,
 185         &vp6500_leds_device,
 186         &vp6500_keypad_device,
 187         &vp6500_key_device,
 188 };
 189
 190 static void __init vp6500_board_init(void)
 191 {
 192         mxc_gpio_setup_multiple_pins(vp6500_pins, ARRAY_SIZE(vp6500_pins),
 193                         "vp6500");
 194
 195         mxc_register_device(&mxc_uart_device0, NULL);
 196
 197         platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 198 }
 199
 200 static void __init vp6500_timer_init(void)
 201 {
 202         mx21_clocks_init(32768, 26000000);
 203 }
 204
 205 static struct sys_timer vp6500_timer = {
 206         .init   = vp6500_timer_init,
 207 };
 208
 209 MACHINE_START(VP6500, "Phillips VP6500")
 210         .phys_io        = MX21_AIPI_BASE_ADDR,
 211         .io_pg_offst    = ((MX21_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc,
 212         .boot_params    = MX21_PHYS_OFFSET + 0x100,
 213         .map_io         = mx21_map_io,
 214         .init_irq       = mx21_init_irq,
 215         .init_machine   = vp6500_board_init,
 216         .timer          = &vp6500_timer,
 217 MACHINE_END