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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-06 13:20:10 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-06 13:20:10 -0700
commitc6799ade4ae04b53a5f677e5289116155ff01574 (patch)
tree3601b5e2387e39d62c207e4268c6cc5c68f2a364 /arch/arm/mach-at91/board-sam9263ek.c
parentb7405e16435f710edfae6ba32bef4ca20d3de145 (diff)
parent5cd47155155a32e5b944ac9fc3f3dc578e429aa0 (diff)
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (82 commits) [ARM] Add comments marking in-use ptrace numbers [ARM] Move syscall saving out of the way of utrace [ARM] 4360/1: S3C24XX: regs-udc.h remove unused macro [ARM] 4358/1: S3C24XX: mach-qt2410.c: remove linux/mmc/protocol.h header [ARM] mm 10: allow memory type to be specified with ioremap [ARM] mm 9: add additional device memory types [ARM] mm 8: define mem_types table L1 bit 4 to be for ARMv6 [ARM] iop: add missing parens in macro [ARM] mm 7: remove duplicated __ioremap() prototypes ARM: OMAP: fix OMAP1 mpuio suspend/resume oops ARM: OMAP: MPUIO wake updates ARM: OMAP: speed up gpio irq handling ARM: OMAP: plat-omap changes for 2430 SDP ARM: OMAP: gpio object shrinkage, cleanup ARM: OMAP: /sys/kernel/debug/omap_gpio ARM: OMAP: Implement workaround for GPIO wakeup bug in OMAP2420 silicon ARM: OMAP: Enable 24xx GPIO autoidling [ARM] 4318/2: DSM-G600 Board Support [ARM] 4227/1: minor head.S fixups [ARM] 4328/1: Move i.MX UART regs to driver ...
Diffstat (limited to 'arch/arm/mach-at91/board-sam9263ek.c')
-rw-r--r--arch/arm/mach-at91/board-sam9263ek.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 8fdce11a880..f57458559fb 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -25,6 +25,7 @@
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
+#include <linux/spi/ads7846.h>
#include <asm/hardware.h>
#include <asm/setup.h>
@@ -86,6 +87,40 @@ static struct at91_udc_data __initdata ek_udc_data = {
/*
+ * 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.
*/
static struct spi_board_info ek_spi_devices[] = {
@@ -97,6 +132,16 @@ static struct spi_board_info ek_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
};
@@ -112,6 +157,14 @@ static struct at91_mmc_data __initdata ek_mmc_data = {
/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+ .is_rmii = 1,
+};
+
+
+/*
* NAND flash
*/
static struct mtd_partition __initdata ek_nand_partition[] = {
@@ -148,6 +201,14 @@ static struct at91_nand_data __initdata ek_nand_data = {
};
+/*
+ * AC97
+ */
+static struct atmel_ac97_data ek_ac97_data = {
+ .reset_pin = AT91_PIN_PA13,
+};
+
+
static void __init ek_board_init(void)
{
/* Serial */
@@ -157,11 +218,20 @@ static void __init ek_board_init(void)
/* 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();
+ /* AC97 */
+ at91_add_device_ac97(&ek_ac97_data);
}
MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")