From: Nickey Yang <nickey.yang@rock-chips.com>
Date: Thu, 1 Sep 2016 10:02:23 +0000 (+0800)
Subject: ARM: dts: rockchip: Add SPDIF optical out on rk3288-firefly
X-Git-Tag: firefly_0821_release~1611
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=b09fdacf281b78778582b5b743f0d90179be7c5c;p=firefly-linux-kernel-4.4.55.git

ARM: dts: rockchip: Add SPDIF optical out on rk3288-firefly

Enable the SPDIF optical output on rk3288-firefly boards.

Change-Id: I84701df1b193e69673a963045cbd9fb4069e9741
Signed-off-by: Nickey Yang <nickey.yang@rock-chips.com>
---

diff --git a/arch/arm/boot/dts/rk3288-firefly.dtsi b/arch/arm/boot/dts/rk3288-firefly.dtsi
index d522d3faff2a..b6b5446df3f9 100644
--- a/arch/arm/boot/dts/rk3288-firefly.dtsi
+++ b/arch/arm/boot/dts/rk3288-firefly.dtsi
@@ -136,6 +136,20 @@
 		reset-gpios = <&gpio4 28 GPIO_ACTIVE_LOW>;
 	};
 
+	sound {
+		compatible = "simple-audio-card";
+		simple-audio-card,name = "SPDIF";
+		simple-audio-card,dai-link@1 {
+			cpu { sound-dai = <&spdif>; };
+			codec { sound-dai = <&spdif_out>; };
+		};
+	};
+
+	spdif_out: spdif-out {
+		compatible = "linux,spdif-dit";
+		#sound-dai-cells = <0>;
+	};
+
 	vbat_wl: vcc_sys: vsys-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc_sys";
@@ -597,6 +611,10 @@
 	status = "okay";
 };
 
+&spdif {
+	status = "okay";
+};
+
 &spi0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&spi0_clk>, <&spi0_cs0>, <&spi0_tx>, <&spi0_rx>, <&spi0_cs1>;