[PATCH 3/4-V1] AM3517: Enable RTC driver support for AM3517EVM

[PATCH 3/4-V1] AM3517: Enable RTC driver support for AM3517EVM

[hvaibhav]

From: Vaibhav Hiremath <hvaibhav@ti.com>

Add platform hook-up interface to support RTC driver (S35390A).

Signed-off-by: Vaibhav Hiremath <hvaibhav@ti.com>
---
 arch/arm/mach-omap2/board-am3517evm.c |   30 ++++++++++++++++++++++++++----
 1 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index 33d364a..67edb0f 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -80,14 +80,24 @@ struct tsc2004_platform_data am3517evm_tsc2004data = {
 	.exit_platform_hw = tsc2004_exit_irq,
 };

-static struct i2c_board_info __initdata am3517evm_tsc_i2c_boardinfo[] = {
+/*
+ * RTC - S35390A
+ */
+#define	GPIO_RTCS35390A_IRQ	55
+
+static struct i2c_board_info __initdata am3517evm_i2c_boardinfo[] = {
 	{
 		I2C_BOARD_INFO("tsc2004", 0x4B),
 		.type		= "tsc2004",
 		.platform_data	= &am3517evm_tsc2004data,
 	},
+	{
+		I2C_BOARD_INFO("s35390a", 0x30),
+		.type		= "s35390a",
+	},
 };

+
 static int __init am3517_evm_i2c_init(void)
 {
 	omap_register_i2c_bus(1, 400, NULL, 0);
@@ -145,11 +155,23 @@ static void __init am3517_evm_init(void)

 	omap_serial_init();
 	usb_ehci_init(&ehci_pdata);
+
 	/* TSC 2004 */
 	omap_mux_init_gpio(65, OMAP_PIN_INPUT_PULLUP);
-	am3517evm_tsc_i2c_boardinfo[0].irq = gpio_to_irq(GPIO_TSC2004_IRQ);
-	i2c_register_board_info(1, am3517evm_tsc_i2c_boardinfo,
-				ARRAY_SIZE(am3517evm_tsc_i2c_boardinfo));
+	am3517evm_i2c_boardinfo[0].irq = gpio_to_irq(GPIO_TSC2004_IRQ);
+
+	/* 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[1].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

[APPLIED] [PATCH 3/4-V1] AM3517: Enable RTC driver support for AM3517EVM

[Tony Lindgren]

This patch has been applied to the linux-omap
by youw fwiendly patch wobot.

Branch in linux-omap: for-next

Initial commit ID (Likely to change): 0e444714870c4b98e1c3417359f359916b452f86

PatchWorks
http://patchwork.kernel.org/patch/72100/

Git (Likely to change, and takes a while to get mirrored)
http://git.kernel.org/?p=linux/kernel/git/tmlind/linux-omap-2.6.git;a=commit;h=0e444714870c4b98e1c3417359f359916b452f86