#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
+#include <linux/fb.h>
+
+#include <video/atmel_lcdc.h>
#include <asm/hardware.h>
#include <asm/setup.h>
};
+/*
+ * ADS7846 Touchscreen
+ */
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+static int ads7843_pendown_state(void)
+{
+ return !at91_get_gpio_value(AT91_PIN_PA15); /* Touchscreen PENIRQ */
+}
+
+static struct ads7846_platform_data ads_info = {
+ .model = 7843,
+ .x_min = 150,
+ .x_max = 3830,
+ .y_min = 190,
+ .y_max = 3830,
+ .vref_delay_usecs = 100,
+ .x_plate_ohms = 450,
+ .y_plate_ohms = 250,
+ .pressure_max = 15000,
+ .debounce_max = 1,
+ .debounce_rep = 0,
+ .debounce_tol = (~0),
+ .get_pendown_state = ads7843_pendown_state,
+};
+
+static void __init ek_add_device_ts(void)
+{
+ at91_set_B_periph(AT91_PIN_PA15, 1); /* External IRQ1, with pullup */
+ at91_set_gpio_input(AT91_PIN_PA31, 1); /* Touchscreen BUSY signal */
+}
+#else
+static void __init ek_add_device_ts(void) {}
+#endif
+
/*
* SPI devices.
*/
.bus_num = 0,
},
#endif
+#if defined(CONFIG_TOUCHSCREEN_ADS7846) || defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE)
+ {
+ .modalias = "ads7846",
+ .chip_select = 3,
+ .max_speed_hz = 125000 * 26, /* (max sample rate @ 3V) * (cmd + data + overhead) */
+ .bus_num = 0,
+ .platform_data = &ads_info,
+ .irq = AT91SAM9263_ID_IRQ1,
+ },
+#endif
};
};
+/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+ .is_rmii = 1,
+};
+
+
/*
* NAND flash
*/
},
};
-static struct mtd_partition *nand_partitions(int size, int *num_partitions)
+static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
{
*num_partitions = ARRAY_SIZE(ek_nand_partition);
return ek_nand_partition;
};
+/*
+ * 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 = "TX09D70VM1CCA",
+
+ .modedb = at91_tft_vga_modes,
+ .modedb_len = ARRAY_SIZE(at91_tft_vga_modes),
+ .hfmin = 15000,
+ .hfmax = 64000,
+ .vfmin = 50,
+ .vfmax = 150,
+};
+
+#define AT91SAM9263_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_PD12, 0); /* power up */
+ else
+ at91_set_gpio_value(AT91_PIN_PD12, 1); /* power down */
+}
+
+/* Driver datas */
+static struct atmel_lcdfb_info __initdata ek_lcdc_data = {
+ .default_bpp = 16,
+ .default_dmacon = ATMEL_LCDC_DMAEN,
+ .default_lcdcon2 = AT91SAM9263_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
+
+
+/*
+ * AC97
+ */
+static struct atmel_ac97_data ek_ac97_data = {
+ .reset_pin = AT91_PIN_PA13,
+};
+
+
static void __init ek_board_init(void)
{
/* Serial */
/* USB Device */
at91_add_device_udc(&ek_udc_data);
/* SPI */
+ at91_set_gpio_output(AT91_PIN_PE20, 1); /* select spi0 clock */
at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+ /* Touchscreen */
+ ek_add_device_ts();
/* MMC */
at91_add_device_mmc(1, &ek_mmc_data);
+ /* Ethernet */
+ at91_add_device_eth(&ek_macb_data);
/* NAND */
at91_add_device_nand(&ek_nand_data);
+ /* I2C */
+ at91_add_device_i2c();
+ /* LCD Controller */
+ at91_add_device_lcdc(&ek_lcdc_data);
+ /* AC97 */
+ at91_add_device_ac97(&ek_ac97_data);
}
MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")