linux-kernel - [PATCH] ARM: dts: Add I2S dt node for Exynos3250

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Date:	Thu, 03 Jul 2014 16:52:19 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	linux@....linux.org.uk, kgene.kim@...sung.com, t.figa@...sung.com
Cc:	kyungmin.park@...sung.com, ideal.song@...sung.com,
	linux-arm-kernel@...ts.infradead.org,
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
	Chanwoo Choi <cw00.choi@...sung.com>
Subject: [PATCH] ARM: dts: Add I2S dt node for Exynos3250

From: Tomasz Figa <t.figa@...sung.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@...sung.com>
Signed-off-by: Inha Song <ideal.song@...sung.com>
Tested-by: Inha Song <ideal.song@...sung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
Acked-by: Kyungmin Park <kyungmin.park@...sung.com>
---
 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 1f8384f..e9017ef 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -644,6 +644,19 @@
 			status = "disabled";
 		};
 
+		i2s: i2s@...70000 {
+			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-name = "default";
+			status = "disabled";
+		};
+
 		pwm: pwm@...D0000 {
 			compatible = "samsung,exynos4210-pwm";
 			reg = <0x139D0000 0x1000>;
-- 
1.8.0

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