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authorStephen Warren <swarren@nvidia.com>2013-03-28 12:11:30 -0600
committerStephen Warren <swarren@nvidia.com>2013-04-04 17:17:43 -0600
commit3ec9147d4f9eeffb0f3a0439c3edd6bd01c40ed3 (patch)
tree4a487eb6216e7fc7384eb9fc273b45895628ec59 /Documentation/devicetree
parentf9cd2b3bf48b108c7935fa06e833e85b5f1d0119 (diff)
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ARM: tegra: add clocks property to AC'97 sound nodes
Audio-related clocks need to be represented in the device tree. Update bindings to describe which clocks are needed, and DT files to include those clocks. Signed-off-by: Stephen Warren <swarren@nvidia.com>
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt8
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt
index be35d34e8b26..ad589b163639 100644
--- a/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt
+++ b/Documentation/devicetree/bindings/sound/nvidia,tegra-audio-wm9712.txt
@@ -2,6 +2,11 @@ NVIDIA Tegra audio complex
Required properties:
- compatible : "nvidia,tegra-audio-wm9712"
+- clocks : Must contain an entry for each entry in clock-names.
+- clock-names : Must include the following entries:
+ "pll_a" (The Tegra clock of that name),
+ "pll_a_out0" (The Tegra clock of that name),
+ "mclk" (The Tegra cdev1/extern1 clock, which feeds the CODEC's mclk)
- nvidia,model : The user-visible name of this sound complex.
- nvidia,audio-routing : A list of the connections between audio components.
Each entry is a pair of strings, the first being the connection's sink,
@@ -48,4 +53,7 @@ sound {
"Mic", "MIC1";
nvidia,ac97-controller = <&ac97>;
+
+ clocks = <&tegra_car 112>, <&tegra_car 113>, <&tegra_car 93>;
+ clock-names = "pll_a", "pll_a_out0", "mclk";
};
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