diff mbox

[LTSI-3.14,813/894] ARM: shmobile: r8a7791: add audio clock on DTSI

Message ID 1409209620-24487-814-git-send-email-horms+renesas@verge.net.au (mailing list archive)
State New, archived
Headers show

Commit Message

Simon Horman Aug. 28, 2014, 7:05 a.m. UTC
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

audio_clk_a/b/c are required from sound driver

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit 0d3dbde84a45977cdd7d85115cd5ea1b4ede312e)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm/boot/dts/r8a7791.dtsi | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
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Patch

diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index b639006..f3b6219 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -532,6 +532,29 @@ 
 			clock-output-names = "extal";
 		};
 
+		/*
+		 * The external audio clocks are configured as 0 Hz fixed frequency clocks by
+		 * default. Boards that provide audio clocks should override them.
+		 */
+		audio_clk_a: audio_clk_a {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <0>;
+			clock-output-names = "audio_clk_a";
+		};
+		audio_clk_b: audio_clk_b {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <0>;
+			clock-output-names = "audio_clk_b";
+		};
+		audio_clk_c: audio_clk_c {
+			compatible = "fixed-clock";
+			#clock-cells = <0>;
+			clock-frequency = <0>;
+			clock-output-names = "audio_clk_c";
+		};
+
 		/* Special CPG clocks */
 		cpg_clocks: cpg_clocks@e6150000 {
 			compatible = "renesas,r8a7791-cpg-clocks",