linux-kernel - [PATCH 2/3] ARM: dts: rockchip: add simple sound card for RK3036 SoCs

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Date:	Wed, 15 Jun 2016 21:28:45 +0800
From:	Yakir Yang <ykk@...k-chips.com>
To:	Mark Yao <mark.yao@...k-chips.com>,
	Heiko Stuebner <heiko@...ech.de>
Cc:	Russell King <linux@...linux.org.uk>,
	David Airlie <airlied@...ux.ie>,
	Thierry Reding <treding@...dia.com>,
	Rob Herring <robh+dt@...nel.org>,
	Ken Mixte <kmixter@...gle.com>, Ben Chan <benchan@...gle.com>,
	Zheng Yang <zhengyang@...k-chips.com>,
	Kumar Gala <galak@...eaurora.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org,
	linux-arm-kernel@...ts.infradead.org,
	Yakir Yang <ykk@...k-chips.com>
Subject: [PATCH 2/3] ARM: dts: rockchip: add simple sound card for RK3036 SoCs

Using I2S as the audio input source, and force the mclk_fs to 256.

Signed-off-by: Yakir Yang <ykk@...k-chips.com>
---
 arch/arm/boot/dts/rk3036.dtsi | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/arch/arm/boot/dts/rk3036.dtsi b/arch/arm/boot/dts/rk3036.dtsi
index 843d2be..ecff071 100644
--- a/arch/arm/boot/dts/rk3036.dtsi
+++ b/arch/arm/boot/dts/rk3036.dtsi
@@ -335,6 +335,9 @@
 		rockchip,grf = <&grf>;
 		pinctrl-names = "default";
 		pinctrl-0 = <&hdmi_ctl>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+		#sound-dai-cells = <0>;
 		status = "disabled";
 
 		hdmi_in: port {
@@ -347,6 +350,25 @@
 		};
 	};
 
+	hdmi_sound: hdmi-sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "rockchip,hdmi";
+		simple-audio-card,widgets = "Headphone", "Out Jack",
+					    "Line", "In Jack";
+		status = "disabled";
+
+		simple-audio-card,dai-link {
+			format = "i2s";
+			mclk-fs = <256>;
+			cpu {
+				sound-dai = <&i2s>;
+			};
+			codec {
+				sound-dai = <&hdmi>;
+			};
+		};
+	};
+
 	timer: timer@...44000 {
 		compatible = "rockchip,rk3036-timer", "rockchip,rk3288-timer";
 		reg = <0x20044000 0x20>;
-- 
1.9.1