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#include <linux/pwm_backlight.h> 24 25static unsigned int vp6500_pins[] = { 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 /* LCD Backlight */ 57 PE5_PF_PWMO, 58 VP6500_GPIO_BACKLIGHT_EN | GPIO_GPIO | GPIO_OUT, 59}; 60 61/* Flash */ 62 63static struct physmap_flash_data vp6500_flash_data = { 64 .width = 2, 65}; 66 67static struct resource vp6500_flash_resource = { 68 .start = MX21_CS0_BASE_ADDR, 69 .end = MX21_CS0_BASE_ADDR + SZ_64M - 1, 70 .flags = IORESOURCE_MEM, 71}; 72 73static struct platform_device vp6500_nor_mtd_device = { 74 .name = "physmap-flash", 75 .id = -1, 76 .dev = { 77 .platform_data = &vp6500_flash_data, 78 }, 79 .num_resources = 1, 80 .resource = &vp6500_flash_resource, 81}; 82 83/* LEDs */ 84 85static struct gpio_led vp6500_leds[] = { 86 { 87 .name = "vp6500:orange:keypad", 88 .gpio = VP6500_GPIO_LED_KEYPAD, 89 }, 90 { 91 .name = "vp6500:green:", 92 .gpio = VP6500_GPIO_LED_GREEN, 93 .active_low = 1, 94 .default_state = LEDS_GPIO_DEFSTATE_ON, 95 }, 96 { 97 .name = "vp6500:red:", 98 .gpio = VP6500_GPIO_LED_RED, 99 }, 100 { 101 .name = "vp6500:red:camera", 102 .gpio = VP6500_GPIO_LED_CAMERA, 103 }, 104}; 105 106static struct gpio_led_platform_data vp6500_leds_data = { 107 .leds = vp6500_leds, 108 .num_leds = ARRAY_SIZE(vp6500_leds), 109}; 110 111static struct platform_device vp6500_leds_device = { 112 .name = "leds-gpio", 113 .id = -1, 114 .dev = { 115 .platform_data = &vp6500_leds_data, 116 }, 117}; 118 119/* Keypad */ 120 121static const uint32_t vp6500_keypad_keys[] = { 122 KEY(0, 3, KEY_F2), 123 KEY(0, 4, KEY_RIGHT), 124 KEY(1, 0, KEY_ZOOM), 125 KEY(1, 1, KEY_NUMERIC_POUND), 126 KEY(1, 2, KEY_0), 127 KEY(1, 3, KEY_ENTER), 128 KEY(1, 4, KEY_8), 129 KEY(2, 0, KEY_5), 130 KEY(2, 1, KEY_2), 131 KEY(2, 2, KEY_DOWN), 132 KEY(2, 3, KEY_OK), 133 KEY(2, 4, KEY_UP), 134 KEY(3, 0, KEY_CAMERA), 135 KEY(3, 1, KEY_NUMERIC_STAR), 136 KEY(3, 2, KEY_9), 137 KEY(3, 3, KEY_LEFT), 138 KEY(3, 4, KEY_6), 139 KEY(4, 0, KEY_7), 140 KEY(4, 1, KEY_4), 141 KEY(4, 2, KEY_1), 142 KEY(4, 3, KEY_3), 143 KEY(4, 4, KEY_F1), 144}; 145 146static struct matrix_keymap_data vp6500_keypad_data = { 147 .keymap = vp6500_keypad_keys, 148 .keymap_size = ARRAY_SIZE(vp6500_keypad_keys), 149}; 150 151static struct resource vp6500_keypad_resources[] = { 152 { 153 .start = MX21_KPP_BASE_ADDR, 154 .end = MX21_KPP_BASE_ADDR + 0x10 - 1, 155 .flags = IORESOURCE_MEM, 156 }, 157 { 158 .start = MX21_INT_KPP, 159 .flags = IORESOURCE_IRQ, 160 } 161}; 162 163static struct platform_device vp6500_keypad_device = { 164 .name = "imx-keypad", 165 .id = 0, 166 .dev = { 167 .platform_data = &vp6500_keypad_data, 168 }, 169 .resource = vp6500_keypad_resources, 170 .num_resources = ARRAY_SIZE(vp6500_keypad_resources), 171}; 172 173static struct gpio_keys_button vp6500_keys = { 174 .gpio = VP6500_GPIO_POWER_KEY, 175 .code = KEY_POWER, 176 .desc = "Power button", 177 .active_low = 1, 178}; 179 180static struct gpio_keys_platform_data vp6500_key_data = { 181 .buttons = &vp6500_keys, 182 .nbuttons = 1, 183}; 184 185static struct platform_device vp6500_key_device = { 186 .name = "gpio-keys", 187 .id = -1, 188 .dev = { 189 .platform_data = &vp6500_key_data, 190 }, 191}; 192 193/* LCD backlight */ 194 195static int vp6500_backlight_notify(struct device *dev, int brightness) 196{ 197 gpio_set_value(VP6500_GPIO_BACKLIGHT_EN, !!brightness); 198 199 return brightness; 200} 201 202static struct platform_pwm_backlight_data vp6500_backlight_data = { 203 .max_brightness = 255, 204 .dft_brightness = 100, 205 .pwm_period_ns = 15000000, 206 .notify = vp6500_backlight_notify, 207}; 208 209static struct platform_device vp6500_backlight_device = { 210 .name = "pwm-backlight", 211 .id = -1, 212 .dev = { 213 .parent = &mxc_pwm_device.dev, 214 .platform_data = &vp6500_backlight_data, 215 }, 216}; 217 218 219static struct platform_device *platform_devices[] __initdata = { 220 &vp6500_nor_mtd_device, 221 &vp6500_leds_device, 222 &vp6500_keypad_device, 223 &vp6500_key_device, 224 &vp6500_backlight_device, 225}; 226 227static void __init vp6500_board_init(void) 228{ 229 mxc_gpio_setup_multiple_pins(vp6500_pins, ARRAY_SIZE(vp6500_pins), 230 "vp6500"); 231 232 mxc_register_device(&mxc_uart_device0, NULL); 233 mxc_register_device(&mxc_pwm_device, NULL); 234 235 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); 236} 237 238static void __init vp6500_timer_init(void) 239{ 240 mx21_clocks_init(32768, 26000000); 241} 242 243static struct sys_timer vp6500_timer = { 244 .init = vp6500_timer_init, 245}; 246 247MACHINE_START(VP6500, "Phillips VP6500") 248 .phys_io = MX21_AIPI_BASE_ADDR, 249 .io_pg_offst = ((MX21_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, 250 .boot_params = MX21_PHYS_OFFSET + 0x100, 251 .map_io = mx21_map_io, 252 .init_irq = mx21_init_irq, 253 .init_machine = vp6500_board_init, 254 .timer = &vp6500_timer, 255MACHINE_END 256