[ARM] 4772/2: ixp4xx: Register nslu2 rtc i2c_board_info

Register the i2c board info related to the RTC chip on the nslu2 board
to allow it to be found automatically on boot.

Signed-off-by: Rod Whitby <rod@whitby.id.au>
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/mach-ixp4xx/nslu2-setup.c

@@ -18,6 +18,7 @@
 #include <linux/serial.h>
 #include <linux/serial_8250.h>
 #include <linux/leds.h>
+#include <linux/i2c.h>
 #include <linux/i2c-gpio.h>
 
 #include <asm/mach-types.h>
@@ -47,6 +48,12 @@ static struct i2c_gpio_platform_data nslu2_i2c_gpio_data = {
 	.scl_pin		= NSLU2_SCL_PIN,
 };
 
+static struct i2c_board_info __initdata nslu2_i2c_board_info [] = {
+	{
+		I2C_BOARD_INFO("rtc-x1205", 0x6f),
+	},
+};
+
 #ifdef CONFIG_LEDS_IXP4XX
 static struct resource nslu2_led_resources[] = {
 	{
@@ -183,6 +190,9 @@ static void __init nslu2_init(void)
 
 	pm_power_off = nslu2_power_off;
 
+	i2c_register_board_info(0, nslu2_i2c_board_info,
+				ARRAY_SIZE(nslu2_i2c_board_info));
+
 	/*
 	 * This is only useful on a modified machine, but it is valuable
 	 * to have it first in order to see debug messages, and so that