ARM: dts: Add aliases for i2c controller for exynos4

This is similar to a recent commit for exynos5250 titled:
  ARM: EXYNOS: Add aliases for i2c controller

Adding aliases will be useful to prevent warnings in a future
change. See:
  i2c: s3c2410: Get the i2c bus number from alias id

Signed-off-by: Doug Anderson <dianders@chromium.org>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>

diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
index a26c3dd..824d362 100644 (file)
--- a/arch/arm/boot/dts/exynos4.dtsi
+++ b/arch/arm/boot/dts/exynos4.dtsi
@@ -28,6 +28,14 @@
                spi0 = &spi_0;
                spi1 = &spi_1;
                spi2 = &spi_2;
+               i2c0 = &i2c_0;
+               i2c1 = &i2c_1;
+               i2c2 = &i2c_2;
+               i2c3 = &i2c_3;
+               i2c4 = &i2c_4;
+               i2c5 = &i2c_5;
+               i2c6 = &i2c_6;
+               i2c7 = &i2c_7;
        };
 
        gic:interrupt-controller@10490000 {
@@ -121,7 +129,7 @@
                status = "disabled";
        };
 
-       i2c@13860000 {
+       i2c_0: i2c@13860000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -130,7 +138,7 @@
                status = "disabled";
        };
 
-       i2c@13870000 {
+       i2c_1: i2c@13870000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -139,7 +147,7 @@
                status = "disabled";
        };
 
-       i2c@13880000 {
+       i2c_2: i2c@13880000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -148,7 +156,7 @@
                status = "disabled";
        };
 
-       i2c@13890000 {
+       i2c_3: i2c@13890000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -157,7 +165,7 @@
                status = "disabled";
        };
 
-       i2c@138A0000 {
+       i2c_4: i2c@138A0000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -166,7 +174,7 @@
                status = "disabled";
        };
 
-       i2c@138B0000 {
+       i2c_5: i2c@138B0000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -175,7 +183,7 @@
                status = "disabled";
        };
 
-       i2c@138C0000 {
+       i2c_6: i2c@138C0000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";
@@ -184,7 +192,7 @@
                status = "disabled";
        };
 
-       i2c@138D0000 {
+       i2c_7: i2c@138D0000 {
                #address-cells = <1>;
                #size-cells = <0>;
                compatible = "samsung,s3c2440-i2c";