[v2,3/7] ARM: mvebu: add audio I2S controller to Armada 370 Device Tree
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Message ID 1392225662-20431-4-git-send-email-thomas.petazzoni@free-electrons.com
State Not Applicable
Headers show

Commit Message

Thomas Petazzoni Feb. 12, 2014, 5:20 p.m. UTC
The Armada 370 SoC has an I2S audio controller. This commit adds the
description of this controller to the Device Tree describing this SoC,
as well as two possible muxing configurations for the I2S bus pins.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
---
 arch/arm/boot/dts/armada-370.dtsi | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

Patch
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diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi
index 0d8530c..e3f4c18 100644
--- a/arch/arm/boot/dts/armada-370.dtsi
+++ b/arch/arm/boot/dts/armada-370.dtsi
@@ -132,6 +132,20 @@ 
 							"mpp51", "mpp52", "mpp53";
 					marvell,function = "sd0";
 				};
+
+				i2s_pins1: i2s-pins1 {
+					marvell,pins = "mpp5", "mpp6", "mpp7",
+						       "mpp8", "mpp9", "mpp10",
+						       "mpp12", "mpp13";
+					marvell,function = "audio";
+				};
+
+				i2s_pins2: i2s-pins2 {
+					marvell,pins = "mpp49", "mpp47", "mpp50",
+						       "mpp59", "mpp57", "mpp61",
+						       "mpp62", "mpp60", "mpp58";
+					marvell,function = "audio";
+				};
 			};
 
 			gpio0: gpio@18100 {
@@ -196,6 +210,15 @@ 
 				clocks = <&coreclk 2>;
 			};
 
+			audio_controller: audio-controller@30000 {
+				compatible = "marvell,armada370-audio";
+				reg = <0x30000 0x4000>;
+				interrupts = <93>;
+				clocks = <&gateclk 0>;
+				clock-names = "internal";
+				status = "disabled";
+			};
+
 			usb@50000 {
 				clocks = <&coreclk 0>;
 			};