[PATCHv2] ARM: dts: Add I2S dt node for Exynos3250

[Chanwoo Choi]

From: Tomasz Figa <t.figa at samsung.com>

This patch add I2S (Inter-IC Sound) dt node which supports 1-port stereo
(1 channels) IIS-bus for audio interface with DMA-based operation.

Signed-off-by: Tomasz Figa <t.figa at samsung.com>
Signed-off-by: Inha Song <ideal.song at samsung.com>
Tested-by: Inha Song <ideal.song at samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi at samsung.com>
Acked-by: Kyungmin Park <kyungmin.park at samsung.com>
---
Changes from v1:
- Fix wrong name of property (pinctrl-names)
- Change phanle name (i2s->i2s2)

 arch/arm/boot/dts/exynos3250.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index 3e678fa..77a06df 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -425,6 +425,19 @@
 			status = "disabled";
 		};
 
+		i2s2: i2s at 13970000 {
+			compatible = "samsung,s3c6410-i2s";
+			reg = <0x13970000 0x100>;
+			interrupts = <0 126 0>;
+			clocks = <&cmu CLK_I2S>, <&cmu CLK_SCLK_I2S>;
+			clock-names = "iis", "i2s_opclk0";
+			dmas = <&pdma0 14>, <&pdma0 13>;
+			dma-names = "tx", "rx";
+			pinctrl-0 = <&i2s2_bus>;
+			pinctrl-names = "default";
+			status = "disabled";
+		};
+
 		pwm: pwm at 139D0000 {
 			compatible = "samsung,exynos4210-pwm";
 			reg = <0x139D0000 0x1000>;
-- 
1.8.0