ARM: shmobile: r8a7779: tidyup I2C driver name on DTSI

10e8d4f6dddb0f9dc408c2f2bde8399b243a42ca
(ARM: mach-shmobile: r8a7779: Minimal setup using DT)
added I2C driver, but it was SH-Mobile I2C.
R-Car H1 needs R-Car I2C driver.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm/boot/dts/r8a7779.dtsi

@@ -153,7 +153,7 @@
 	i2c0: i2c@ffc70000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		compatible = "renesas,rmobile-iic";
+		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc70000 0x1000>;
 		interrupt-parent = <&gic>;
 		interrupts = <0 79 0x4>;
@@ -163,7 +163,7 @@
 	i2c1: i2c@ffc71000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		compatible = "renesas,rmobile-iic";
+		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc71000 0x1000>;
 		interrupt-parent = <&gic>;
 		interrupts = <0 82 0x4>;
@@ -173,7 +173,7 @@
 	i2c2: i2c@ffc72000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		compatible = "renesas,rmobile-iic";
+		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc72000 0x1000>;
 		interrupt-parent = <&gic>;
 		interrupts = <0 80 0x4>;
@@ -183,7 +183,7 @@
 	i2c3: i2c@ffc73000 {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		compatible = "renesas,rmobile-iic";
+		compatible = "renesas,i2c-r8a7779";
 		reg = <0xffc73000 0x1000>;
 		interrupt-parent = <&gic>;
 		interrupts = <0 81 0x4>;