Index: linux-2.6.23.12-armeb/arch/arm/mach-ixp4xx/nslu2-setup.c
===================================================================
--- linux-2.6.23.12-armeb.orig/arch/arm/mach-ixp4xx/nslu2-setup.c	2008-01-14 07:48:28.000000000 +1030
+++ linux-2.6.23.12-armeb/arch/arm/mach-ixp4xx/nslu2-setup.c	2008-01-14 07:49:44.000000000 +1030
@@ -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 @@
 	.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 @@
 
 	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