[PATCH V3 1/2] ARM: dts: Add nodes for i2s controllers for Samsung Exynos5 platforms

[Padmavathi Venna]

Add device nodes for the three instances of i2s controllers in Exynos5
platforms. Enable instance i2s 0 for exynos5250 board and disable all
other i2s instances.

Signed-off-by: Padmavathi Venna <padma.v at samsung.com>
---
 arch/arm/boot/dts/exynos5250-smdk5250.dts |   14 ++++++++++++++
 arch/arm/boot/dts/exynos5250.dtsi         |   29 +++++++++++++++++++++++++++++
 2 files changed, 43 insertions(+), 0 deletions(-)

diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 405009c..3b2a3c9 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -193,4 +193,18 @@
 	hdmi {
 		hpd-gpio = <&gpx3 7 0xf 1 3>;
 	};
+
+	i2s_0: i2s at 03830000 {
+		gpios = <&gpz 0 2 0 0>, <&gpz 1 2 0 0>, <&gpz 2 2 0 0>,
+			<&gpz 3 2 0 0>, <&gpz 4 2 0 0>, <&gpz 5 2 0 0>,
+			<&gpz 6 2 0 0>;
+	};
+
+	i2s_1: i2s at 12D60000 {
+		status = "disabled";
+	};
+
+	i2s_2: i2s at 12D70000 {
+		status = "disabled";
+	};
 };
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index cf6a02d..a168e98 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -31,6 +31,9 @@
 		gsc1 = &gsc_1;
 		gsc2 = &gsc_2;
 		gsc3 = &gsc_3;
+		i2s0 = &i2s_0;
+		i2s1 = &i2s_1;
+		i2s2 = &i2s_2;
 	};
 
 	gic:interrupt-controller at 10481000 {
@@ -238,6 +241,32 @@
 		#size-cells = <0>;
 	};
 
+	i2s_0: i2s at 03830000 {
+		compatible = "samsung,samsung-i2s";
+		reg = <0x03830000 0x100>;
+		tx-dma-channel-secondary = <&pdma0 8>; /* preliminary */
+		tx-dma-channel = <&pdma0 10>; /* preliminary */
+		rx-dma-channel = <&pdma0 9>; /* preliminary */
+		samsung,supports-6ch;
+		samsung,supports-rstclr;
+		samsung,supports-secdai;
+		samsung,idma-addr = <0x03000000>;
+	};
+
+	i2s_1: i2s at 12D60000 {
+		compatible = "samsung,samsung-i2s";
+		reg = <0x12D60000 0x100>;
+		tx-dma-channel = <&pdma1 12>; /* preliminary */
+		rx-dma-channel = <&pdma1 11>; /* preliminary */
+	};
+
+	i2s_2: i2s at 12D70000 {
+		compatible = "samsung,samsung-i2s";
+		reg = <0x12D70000 0x100>;
+		tx-dma-channel = <&pdma0 12>; /* preliminary */
+		rx-dma-channel = <&pdma0 11>; /* preliminary */
+	};
+
 	amba {
 		#address-cells = <1>;
 		#size-cells = <1>;
-- 
1.7.4.4