[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>

1 files changed, 10 insertions, 0 deletions

diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c
index 77277d27fcc5..16d091c98ea6 100644
--- a/arch/arm/mach-ixp4xx/nslu2-setup.c
+++ b/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