Add needed platform data so that it's possible to use Retu and e.g. feed
Retu watchdog.
Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
---
arch/arm/mach-omap1/board-nokia770.c | 43 ++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c
index 24d2f2d..ecd3f2a 100644
--- a/arch/arm/mach-omap1/board-nokia770.c
+++ b/arch/arm/mach-omap1/board-nokia770.c
@@ -7,6 +7,7 @@
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
+#include <linux/irq.h>
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
@@ -23,6 +24,8 @@
#include <linux/platform_data/keypad-omap.h>
#include <linux/platform_data/lcd-mipid.h>
+#include <linux/platform_data/gpio-omap.h>
+#include <linux/platform_data/i2c-cbus-gpio.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
@@ -212,6 +215,45 @@ static inline void nokia770_mmc_init(void)
}
#endif
+#if defined(CONFIG_I2C_CBUS_GPIO) || defined(CONFIG_I2C_CBUS_GPIO_MODULE)
+static struct i2c_cbus_platform_data nokia770_cbus_data = {
+ .clk_gpio = OMAP_MPUIO(9),
+ .dat_gpio = OMAP_MPUIO(10),
+ .sel_gpio = OMAP_MPUIO(11),
+};
+
+static struct platform_device nokia770_cbus_device = {
+ .name = "i2c-cbus-gpio",
+ .id = 2,
+ .dev = {
+ .platform_data = &nokia770_cbus_data,
+ },
+};
+
+static struct i2c_board_info nokia770_i2c_board_info_2[] __initdata = {
+ {
+ I2C_BOARD_INFO("retu-mfd", 0x01),
+ },
+};
+
+static void __init nokia770_cbus_init(void)
+{
+ const int retu_irq_gpio = 62;
+
+ if (gpio_request_one(retu_irq_gpio, GPIOF_IN, "Retu IRQ"))
+ return;
+ irq_set_irq_type(gpio_to_irq(retu_irq_gpio), IRQ_TYPE_EDGE_RISING);
+ nokia770_i2c_board_info_2[0].irq = gpio_to_irq(retu_irq_gpio);
+ i2c_register_board_info(2, nokia770_i2c_board_info_2,
+ ARRAY_SIZE(nokia770_i2c_board_info_2));
+ platform_device_register(&nokia770_cbus_device);
+}
+#else /* CONFIG_I2C_CBUS_GPIO */
+static void __init nokia770_cbus_init(void)
+{
+}
+#endif /* CONFIG_I2C_CBUS_GPIO */
+
static void __init omap_nokia770_init(void)
{
/* On Nokia 770, the SleepX signal is masked with an
@@ -233,6 +275,7 @@ static void __init omap_nokia770_init(void)
mipid_dev_init();
omap1_usb_init(&nokia770_usb_config);
nokia770_mmc_init();
+ nokia770_cbus_init();
}
MACHINE_START(NOKIA770, "Nokia 770")
--
1.7.10.4
--
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