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Diffstat (limited to 'arch/arm/mach-at91/board-sam9261ek.c')
-rw-r--r--arch/arm/mach-at91/board-sam9261ek.c130
1 files changed, 130 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index 26ca8ab3f62a..42e172cb0f49 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -27,6 +27,11 @@
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <linux/dm9000.h>
+#include <linux/fb.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+
+#include <video/atmel_lcdc.h>
#include <asm/hardware.h>
#include <asm/setup.h>
@@ -271,6 +276,127 @@ static struct spi_board_info ek_spi_devices[] = {
};
+/*
+ * LCD Controller
+ */
+#if defined(CONFIG_FB_ATMEL) || defined(CONFIG_FB_ATMEL_MODULE)
+static struct fb_videomode at91_tft_vga_modes[] = {
+ {
+ .name = "TX09D50VM1CCA @ 60",
+ .refresh = 60,
+ .xres = 240, .yres = 320,
+ .pixclock = KHZ2PICOS(4965),
+
+ .left_margin = 1, .right_margin = 33,
+ .upper_margin = 1, .lower_margin = 0,
+ .hsync_len = 5, .vsync_len = 1,
+
+ .sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
+ .vmode = FB_VMODE_NONINTERLACED,
+ },
+};
+
+static struct fb_monspecs at91fb_default_monspecs = {
+ .manufacturer = "HIT",
+ .monitor = "TX09D50VM1CCA",
+
+ .modedb = at91_tft_vga_modes,
+ .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
+ .hfmin = 15000,
+ .hfmax = 64000,
+ .vfmin = 50,
+ .vfmax = 150,
+};
+
+#define AT91SAM9261_DEFAULT_LCDCON2 (ATMEL_LCDC_MEMOR_LITTLE \
+ | ATMEL_LCDC_DISTYPE_TFT \
+ | ATMEL_LCDC_CLKMOD_ALWAYSACTIVE)
+
+static void at91_lcdc_power_control(int on)
+{
+ if (on)
+ at91_set_gpio_value(AT91_PIN_PA12, 0); /* power up */
+ else
+ at91_set_gpio_value(AT91_PIN_PA12, 1); /* power down */
+}
+
+/* Driver datas */
+static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
+ .default_bpp = 16,
+ .default_dmacon = ATMEL_LCDC_DMAEN,
+ .default_lcdcon2 = AT91SAM9261_DEFAULT_LCDCON2,
+ .default_monspecs = &at91fb_default_monspecs,
+ .atmel_lcdfb_power_control = at91_lcdc_power_control,
+ .guard_time = 1,
+};
+
+#else
+static struct atmel_lcdfb_info __initdata ek_lcdc_data;
+#endif
+
+
+/*
+ * GPIO Buttons
+ */
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button ek_buttons[] = {
+ {
+ .gpio = AT91_PIN_PA27,
+ .keycode = BTN_0,
+ .desc = "Button 0",
+ .active_low = 1,
+ },
+ {
+ .gpio = AT91_PIN_PA26,
+ .keycode = BTN_1,
+ .desc = "Button 1",
+ .active_low = 1,
+ },
+ {
+ .gpio = AT91_PIN_PA25,
+ .keycode = BTN_2,
+ .desc = "Button 2",
+ .active_low = 1,
+ },
+ {
+ .gpio = AT91_PIN_PA24,
+ .keycode = BTN_3,
+ .desc = "Button 3",
+ .active_low = 1,
+ }
+};
+
+static struct gpio_keys_platform_data ek_button_data = {
+ .buttons = ek_buttons,
+ .nbuttons = ARRAY_SIZE(ek_buttons),
+};
+
+static struct platform_device ek_button_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .num_resources = 0,
+ .dev = {
+ .platform_data = &ek_button_data,
+ }
+};
+
+static void __init ek_add_device_buttons(void)
+{
+ at91_set_gpio_input(AT91_PIN_PB27, 0); /* btn0 */
+ at91_set_deglitch(AT91_PIN_PB27, 1);
+ at91_set_gpio_input(AT91_PIN_PB26, 0); /* btn1 */
+ at91_set_deglitch(AT91_PIN_PB26, 1);
+ at91_set_gpio_input(AT91_PIN_PB25, 0); /* btn2 */
+ at91_set_deglitch(AT91_PIN_PB25, 1);
+ at91_set_gpio_input(AT91_PIN_PB24, 0); /* btn3 */
+ at91_set_deglitch(AT91_PIN_PB24, 1);
+
+ platform_device_register(&ek_button_device);
+}
+#else
+static void __init ek_add_device_buttons(void) {}
+#endif
+
static void __init ek_board_init(void)
{
/* Serial */
@@ -296,6 +422,10 @@ static void __init ek_board_init(void)
/* MMC */
at91_add_device_mmc(0, &ek_mmc_data);
#endif
+ /* LCD Controller */
+ at91_add_device_lcdc(&ek_lcdc_data);
+ /* Push Buttons */
+ ek_add_device_buttons();
}
MACHINE_START(AT91SAM9261EK, "Atmel AT91SAM9261-EK")