diff options
Diffstat (limited to 'target/linux/imx21/files/arch/arm/mach-mx2/mach-vp6500.c')
| -rw-r--r-- | target/linux/imx21/files/arch/arm/mach-mx2/mach-vp6500.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/target/linux/imx21/files/arch/arm/mach-mx2/mach-vp6500.c b/target/linux/imx21/files/arch/arm/mach-mx2/mach-vp6500.c new file mode 100644 index 000000000..fb4464eb8 --- /dev/null +++ b/target/linux/imx21/files/arch/arm/mach-mx2/mach-vp6500.c @@ -0,0 +1,255 @@ +#include <linux/platform_device.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/physmap.h> +#include <linux/gpio.h> +#include <linux/leds.h> + +#include <mach/common.h> +#include <mach/hardware.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <asm/mach/map.h> +#include <mach/imx-uart.h> +#include <mach/imxfb.h> +#include <mach/iomux-mx21.h> +#include <mach/board-vp6500.h> + +#include "devices.h" + +#include <linux/input.h> +#include <linux/input/matrix_keypad.h> +#include <linux/gpio_keys.h> +#include <linux/pwm_backlight.h> + +static unsigned int vp6500_pins[] = { + /* UART1 */ + PE12_PF_UART1_TXD, + PE13_PF_UART1_RXD, + +#if 0 + /* LCDC */ + PA5_PF_LSCLK, + PA6_PF_LD0, + PA7_PF_LD1, + PA8_PF_LD2, + PA9_PF_LD3, + PA10_PF_LD4, + PA11_PF_LD5, + PA12_PF_LD6, + PA13_PF_LD7, + PA14_PF_LD8, + PA15_PF_LD9, + PA16_PF_LD10, + PA17_PF_LD11, + PA18_PF_LD12, + PA19_PF_LD13, + PA20_PF_LD14, + PA21_PF_LD15, + PA22_PF_LD16, + PA28_PF_HSYNC, + PA29_PF_VSYNC, + PA30_PF_CONTRAST, + PA31_PF_OE_ACD, +#endif + + /* LCD Backlight */ + PE5_PF_PWMO, + VP6500_GPIO_BACKLIGHT_EN | GPIO_GPIO | GPIO_OUT, +}; + +/* Flash */ + +static struct physmap_flash_data vp6500_flash_data = { + .width = 2, +}; + +static struct resource vp6500_flash_resource = { + .start = MX21_CS0_BASE_ADDR, + .end = MX21_CS0_BASE_ADDR + SZ_64M - 1, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device vp6500_nor_mtd_device = { + .name = "physmap-flash", + .id = -1, + .dev = { + .platform_data = &vp6500_flash_data, + }, + .num_resources = 1, + .resource = &vp6500_flash_resource, +}; + +/* LEDs */ + +static struct gpio_led vp6500_leds[] = { + { + .name = "vp6500:orange:keypad", + .gpio = VP6500_GPIO_LED_KEYPAD, + }, + { + .name = "vp6500:green:", + .gpio = VP6500_GPIO_LED_GREEN, + .active_low = 1, + .default_state = LEDS_GPIO_DEFSTATE_ON, + }, + { + .name = "vp6500:red:", + .gpio = VP6500_GPIO_LED_RED, + }, + { + .name = "vp6500:red:camera", + .gpio = VP6500_GPIO_LED_CAMERA, + }, +}; + +static struct gpio_led_platform_data vp6500_leds_data = { + .leds = vp6500_leds, + .num_leds = ARRAY_SIZE(vp6500_leds), +}; + +static struct platform_device vp6500_leds_device = { + .name = "leds-gpio", + .id = -1, + .dev = { + .platform_data = &vp6500_leds_data, + }, +}; + +/* Keypad */ + +static const uint32_t vp6500_keypad_keys[] = { + KEY(0, 3, KEY_F2), + KEY(0, 4, KEY_RIGHT), + KEY(1, 0, KEY_ZOOM), + KEY(1, 1, KEY_NUMERIC_POUND), + KEY(1, 2, KEY_0), + KEY(1, 3, KEY_ENTER), + KEY(1, 4, KEY_8), + KEY(2, 0, KEY_5), + KEY(2, 1, KEY_2), + KEY(2, 2, KEY_DOWN), + KEY(2, 3, KEY_OK), + KEY(2, 4, KEY_UP), + KEY(3, 0, KEY_CAMERA), + KEY(3, 1, KEY_NUMERIC_STAR), + KEY(3, 2, KEY_9), + KEY(3, 3, KEY_LEFT), + KEY(3, 4, KEY_6), + KEY(4, 0, KEY_7), + KEY(4, 1, KEY_4), + KEY(4, 2, KEY_1), + KEY(4, 3, KEY_3), + KEY(4, 4, KEY_F1), +}; + +static struct matrix_keymap_data vp6500_keypad_data = { + .keymap = vp6500_keypad_keys, + .keymap_size = ARRAY_SIZE(vp6500_keypad_keys), +}; + +static struct resource vp6500_keypad_resources[] = { + { + .start = MX21_KPP_BASE_ADDR, + .end = MX21_KPP_BASE_ADDR + 0x10 - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = MX21_INT_KPP, + .flags = IORESOURCE_IRQ, + } +}; + +static struct platform_device vp6500_keypad_device = { + .name = "imx-keypad", + .id = 0, + .dev = { + .platform_data = &vp6500_keypad_data, + }, + .resource = vp6500_keypad_resources, + .num_resources = ARRAY_SIZE(vp6500_keypad_resources), +}; + +static struct gpio_keys_button vp6500_keys = { + .gpio = VP6500_GPIO_POWER_KEY, + .code = KEY_POWER, + .desc = "Power button", + .active_low = 1, +}; + +static struct gpio_keys_platform_data vp6500_key_data = { + .buttons = &vp6500_keys, + .nbuttons = 1, +}; + +static struct platform_device vp6500_key_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &vp6500_key_data, + }, +}; + +/* LCD backlight */ + +static int vp6500_backlight_notify(struct device *dev, int brightness) +{ + gpio_set_value(VP6500_GPIO_BACKLIGHT_EN, !!brightness); + + return brightness; +} + +static struct platform_pwm_backlight_data vp6500_backlight_data = { + .max_brightness = 255, + .dft_brightness = 100, + .pwm_period_ns = 15000000, + .notify = vp6500_backlight_notify, +}; + +static struct platform_device vp6500_backlight_device = { + .name = "pwm-backlight", + .id = -1, + .dev = { + .parent = &mxc_pwm_device.dev, + .platform_data = &vp6500_backlight_data, + }, +}; + + +static struct platform_device *platform_devices[] __initdata = { + &vp6500_nor_mtd_device, + &vp6500_leds_device, + &vp6500_keypad_device, + &vp6500_key_device, + &vp6500_backlight_device, +}; + +static void __init vp6500_board_init(void) +{ + mxc_gpio_setup_multiple_pins(vp6500_pins, ARRAY_SIZE(vp6500_pins), + "vp6500"); + + mxc_register_device(&mxc_uart_device0, NULL); + mxc_register_device(&mxc_pwm_device, NULL); + + platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); +} + +static void __init vp6500_timer_init(void) +{ + mx21_clocks_init(32768, 26000000); +} + +static struct sys_timer vp6500_timer = { + .init = vp6500_timer_init, +}; + +MACHINE_START(VP6500, "Phillips VP6500") + .phys_io = MX21_AIPI_BASE_ADDR, + .io_pg_offst = ((MX21_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, + .boot_params = MX21_PHYS_OFFSET + 0x100, + .map_io = mx21_map_io, + .init_irq = mx21_init_irq, + .init_machine = vp6500_board_init, + .timer = &vp6500_timer, +MACHINE_END |