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Diffstat (limited to 'arch/arm/mach-omap1/board-osk.c')
-rw-r--r--arch/arm/mach-omap1/board-osk.c43
1 files changed, 35 insertions, 8 deletions
diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
index 3e766e49f7c..ff9e67baa5c 100644
--- a/arch/arm/mach-omap1/board-osk.c
+++ b/arch/arm/mach-omap1/board-osk.c
@@ -188,7 +188,8 @@ static struct gpio_led tps_leds[] = {
/* NOTE: D9 and D2 have hardware blink support.
* Also, D9 requires non-battery power.
*/
- { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9", },
+ { .gpio = OSK_TPS_GPIO_LED_D9, .name = "d9",
+ .default_trigger = "ide-disk", },
{ .gpio = OSK_TPS_GPIO_LED_D2, .name = "d2", },
{ .gpio = OSK_TPS_GPIO_LED_D3, .name = "d3", .active_low = 1,
.default_trigger = "heartbeat", },
@@ -260,7 +261,6 @@ static struct i2c_board_info __initdata osk_i2c_board_info[] = {
},
/* TODO when driver support is ready:
* - aic23 audio chip at 0x1a
- * - on Mistral, 24c04 eeprom at 0x50
* - optionally on Mistral, ov9640 camera sensor at 0x30
*/
};
@@ -288,7 +288,7 @@ static void __init osk_init_cf(void)
return;
}
/* the CF I/O IRQ is really active-low */
- set_irq_type(OMAP_GPIO_IRQ(62), IRQ_TYPE_EDGE_FALLING);
+ set_irq_type(gpio_to_irq(62), IRQ_TYPE_EDGE_FALLING);
}
static void __init osk_init_irq(void)
@@ -337,11 +337,28 @@ static struct omap_board_config_kernel osk_config[] __initdata = {
#ifdef CONFIG_OMAP_OSK_MISTRAL
#include <linux/input.h>
+#include <linux/i2c/at24.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <mach/keypad.h>
+static struct at24_platform_data at24c04 = {
+ .byte_len = SZ_4K / 8,
+ .page_size = 16,
+};
+
+static struct i2c_board_info __initdata mistral_i2c_board_info[] = {
+ {
+ /* NOTE: powered from LCD supply */
+ I2C_BOARD_INFO("24c04", 0x50),
+ .platform_data = &at24c04,
+ },
+ /* TODO when driver support is ready:
+ * - optionally ov9640 camera sensor at 0x30
+ */
+};
+
static const int osk_keymap[] = {
/* KEY(col, row, code) */
KEY(0, 0, KEY_F1), /* SW4 */
@@ -483,23 +500,30 @@ static void __init osk_mistral_init(void)
omap_cfg_reg(P20_1610_GPIO4); /* PENIRQ */
gpio_request(4, "ts_int");
gpio_direction_input(4);
- set_irq_type(OMAP_GPIO_IRQ(4), IRQ_TYPE_EDGE_FALLING);
+ set_irq_type(gpio_to_irq(4), IRQ_TYPE_EDGE_FALLING);
spi_register_board_info(mistral_boardinfo,
ARRAY_SIZE(mistral_boardinfo));
- /* the sideways button (SW1) is for use as a "wakeup" button */
+ /* the sideways button (SW1) is for use as a "wakeup" button
+ *
+ * NOTE: The Mistral board has the wakeup button (SW1) wired
+ * to the LCD 3.3V rail, which is powered down during suspend.
+ * To allow this button to wake up the omap, work around this
+ * HW bug by rewiring SW1 to use the main 3.3V rail.
+ */
omap_cfg_reg(N15_1610_MPUIO2);
if (gpio_request(OMAP_MPUIO(2), "wakeup") == 0) {
int ret = 0;
+ int irq = gpio_to_irq(OMAP_MPUIO(2));
gpio_direction_input(OMAP_MPUIO(2));
- set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQ_TYPE_EDGE_RISING);
+ set_irq_type(irq, IRQ_TYPE_EDGE_RISING);
#ifdef CONFIG_PM
/* share the IRQ in case someone wants to use the
* button for more than wakeup from system sleep.
*/
- ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
+ ret = request_irq(irq,
&osk_mistral_wake_interrupt,
IRQF_SHARED, "mistral_wakeup",
&osk_mistral_wake_interrupt);
@@ -508,7 +532,7 @@ static void __init osk_mistral_init(void)
printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
ret);
} else
- enable_irq_wake(OMAP_GPIO_IRQ(OMAP_MPUIO(2)));
+ enable_irq_wake(irq);
#endif
} else
printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
@@ -520,6 +544,9 @@ static void __init osk_mistral_init(void)
if (gpio_request(2, "lcd_pwr") == 0)
gpio_direction_output(2, 1);
+ i2c_register_board_info(1, mistral_i2c_board_info,
+ ARRAY_SIZE(mistral_i2c_board_info));
+
platform_add_devices(mistral_devices, ARRAY_SIZE(mistral_devices));
}
#else