ARM: Kirkwood: Convert NSA310 I2C to device tree

Add a sub-node into the I2C node to represent the adt7476 device.
Signed-off-by: NAndrew Lunn <andrew@lunn.ch>
Signed-off-by: NJason Cooper <jason@lakedaemon.net>

arch/arm/boot/dts/kirkwood-nsa310.dts

@@ -29,6 +29,11 @@
 
 		i2c@11000 {
 			status = "okay";
+
+			adt7476: adt7476a@2e {
+				compatible = "adt7476";
+				reg = <0x2e>;
+			};
 		};
 
 		nand@3000000 {

arch/arm/mach-kirkwood/board-nsa310.c

@@ -36,15 +36,9 @@ static unsigned int nsa310_mpp_config[] __initdata = {
 	0
 };
 
-static struct i2c_board_info __initdata nsa310_i2c_info[] = {
-	{ I2C_BOARD_INFO("adt7476", 0x2e) },
-};
-
 void __init nsa310_init(void)
 {
 	kirkwood_mpp_conf(nsa310_mpp_config);
-
-	i2c_register_board_info(0, ARRAY_AND_SIZE(nsa310_i2c_info));
 }
 
 static int __init nsa310_pci_init(void)