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[V2,1/2] ASoC: img: Add binding document for Pistachio internal DAC

Message ID 1449594324-2597-2-git-send-email-Damien.Horsley@imgtec.com (mailing list archive)
State New, archived
Headers show

Commit Message

Damien Horsley Dec. 8, 2015, 5:05 p.m. UTC 
From: "Damien.Horsley" <Damien.Horsley@imgtec.com>

Add binding document for Pistachio Internal DAC

Signed-off-by: Damien.Horsley <Damien.Horsley@imgtec.com>
---
 .../bindings/sound/img,pistachio-internal-dac.txt      | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/sound/img,pistachio-internal-dac.txt
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Patch

diff --git a/Documentation/devicetree/bindings/sound/img,pistachio-internal-dac.txt b/Documentation/devicetree/bindings/sound/img,pistachio-internal-dac.txt
new file mode 100644
index 0000000..4cc18fc
--- /dev/null
+++ b/Documentation/devicetree/bindings/sound/img,pistachio-internal-dac.txt
@@ -0,0 +1,18 @@ 
+Pistachio internal DAC DT bindings
+
+Required properties:
+
+  - compatible: "img,pistachio-internal-dac"
+
+  - img,cr-top : Must contain a phandle to the top level control syscon
+		 node which contains the internal dac control registers
+
+  - VDD-supply : Digital power supply regulator (+1.8V or +3.3V)
+
+Examples:
+
+internal_dac: internal-dac {
+	compatible = "img,pistachio-internal-dac";
+	img,cr-top = <&cr_top>;
+	VDD-supply = <&supply3v3>;
+};