Thecus N2100: register rtc-rs5c372 i2c device

Use the new i2c framework to load rtc-rs5c372 for the Thecus N2100.

Signed-off-by: Martin Michlmayr <tbm@cyrius.com>
Tested-by: Voipio Riku <Riku.Voipio@movial.fi>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: Jean Delvare <khali@linux-fr.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/arm/mach-iop32x/n2100.c b/arch/arm/mach-iop32x/n2100.c
index 390a97d..1873bd8 100644
--- a/arch/arm/mach-iop32x/n2100.c
+++ b/arch/arm/mach-iop32x/n2100.c
@@ -25,6 +25,7 @@
 #include <linux/serial_core.h>
 #include <linux/serial_8250.h>
 #include <linux/mtd/physmap.h>
+#include <linux/i2c.h>
 #include <linux/platform_device.h>
 #include <linux/reboot.h>
 #include <asm/hardware.h>
@@ -199,6 +200,12 @@
 	.resource	= &n2100_uart_resource,
 };
 
+static struct i2c_board_info __initdata n2100_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("rtc-rs5c372", 0x32),
+		.type = "rs5c372b",
+	},
+};
 
 /*
  * Pull PCA9532 GPIO #8 low to power off the machine.
@@ -248,6 +255,9 @@
 	platform_device_register(&iop3xx_dma_0_channel);
 	platform_device_register(&iop3xx_dma_1_channel);
 
+	i2c_register_board_info(0, n2100_i2c_devices,
+		ARRAY_SIZE(n2100_i2c_devices));
+
 	pm_power_off = n2100_power_off;
 
 	init_timer(&power_button_poll_timer);