From: Vaibhav Hiremath <hvaibhav@xxxxxx>
Add platform hook-up interface to support RTC driver (S35390A).
Signed-off-by: Vaibhav Hiremath <hvaibhav@xxxxxx>
---
arch/arm/mach-omap2/board-am3517evm.c | 25 +++++++++++++++++++++++++
1 files changed, 25 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 247c700..d9f487f 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -174,6 +174,18 @@ struct platform_device am3517_evm_dss_device = {
.platform_data = &am3517_evm_dss_data,
},
};
+/*
+ * RTC - S35390A
+ */
+#define GPIO_RTCS35390A_IRQ 55
+
+static struct i2c_board_info __initdata am3517evm_i2c_boardinfo[] = {
+ {
+ I2C_BOARD_INFO("s35390a", 0x30),
+ .type = "s35390a",
+ },
+};
+
static int __init am3517_evm_i2c_init(void)
{
@@ -235,6 +247,19 @@ static void __init am3517_evm_init(void)
usb_ehci_init(&ehci_pdata);
/* DSS */
am3517_evm_display_init();
+
+ /* RTC - S35390A */
+ omap_mux_init_gpio(55, OMAP_PIN_INPUT_PULLUP);
+ if (gpio_request(GPIO_RTCS35390A_IRQ, "rtcs35390a-irq") < 0)
+ printk(KERN_WARNING "failed to request GPIO#%d\n",
+ GPIO_RTCS35390A_IRQ);
+ if (gpio_direction_input(GPIO_RTCS35390A_IRQ))
+ printk(KERN_WARNING "GPIO#%d cannot be configured as "
+ "input\n", GPIO_RTCS35390A_IRQ);
+ am3517evm_i2c_boardinfo[0].irq = gpio_to_irq(GPIO_RTCS35390A_IRQ);
+
+ i2c_register_board_info(1, am3517evm_i2c_boardinfo,
+ ARRAY_SIZE(am3517evm_i2c_boardinfo));
}
static void __init am3517_evm_map_io(void)
--
1.6.2.4
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