openwrt-archive/target/linux/sunxi/patches-4.1/167-1-dt-sun7i-add-codec-node.patch

From ca3f125c08bab943572a15ac3a52f33f132cf77f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Emilio=20L=C3=B3pez?= <elopez93@gmail.com>
Date: Mon, 18 Aug 2014 01:07:55 -0300
Subject: [PATCH] ARM: sun7i: dt: Add sunxi codec device node

The A20 SoC includes the Allwinner audio codec, capable of both 24-bit
playback and capture. This commit adds a device node for it.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 arch/arm/boot/dts/sun7i-a20.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

--- a/arch/arm/boot/dts/sun7i-a20.dtsi
+++ b/arch/arm/boot/dts/sun7i-a20.dtsi
@@ -1182,6 +1182,18 @@
 			status = "disabled";
 		};
 
+		codec: codec@01c22c00 {
+			#sound-dai-cells = <0>;
+			compatible = "allwinner,sun7i-a20-codec";
+			reg = <0x01c22c00 0x40>;
+			interrupts = <0 30 4>;
+			clocks = <&apb0_gates 0>, <&codec_clk>;
+			clock-names = "apb", "codec";
+			dmas = <&dma 0 19>, <&dma 0 19>;
+			dma-names = "rx", "tx";
+			status = "disabled";
+		};
+
 		sid: eeprom@01c23800 {
 			compatible = "allwinner,sun7i-a20-sid";
 			reg = <0x01c23800 0x200>;