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[v2,4/5] dt: add bindings for ZTE tvenc device

Message ID 1485444053-8331-5-git-send-email-shawnguo@kernel.org
State New
Headers show
Series Add TV Encoder support for ZTE DRM driver | expand

Commit Message

Shawn Guo Jan. 26, 2017, 3:20 p.m. UTC 
From: Shawn Guo <shawn.guo@linaro.org>

It adds bindings doc for ZTE VOU TV Encoder device.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
---
 Documentation/devicetree/bindings/display/zte,vou.txt | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/display/zte,vou.txt b/Documentation/devicetree/bindings/display/zte,vou.txt
index 740e5bd2e4f7..9c356284232b 100644
--- a/Documentation/devicetree/bindings/display/zte,vou.txt
+++ b/Documentation/devicetree/bindings/display/zte,vou.txt
@@ -49,6 +49,15 @@  Required properties:
 	"osc_clk"
 	"xclk"
 
+* TV Encoder output device
+
+Required properties:
+ - compatible: should be "zte,zx296718-tvenc"
+ - reg: Physical base address and length of the TVENC device IO region
+ - zte,tvenc-power-control: the phandle to SYSCTRL block followed by two
+   integer cells.  The first cell is the offset of SYSCTRL register used
+   to control TV Encoder DAC power, and the second cell is the bit mask.
+
 Example:
 
 vou: vou@1440000 {
@@ -81,4 +90,10 @@  vou: vou@1440000 {
 			 <&topcrm HDMI_XCLK>;
 		clock-names = "osc_cec", "osc_clk", "xclk";
 	};
+
+	tvenc: tvenc@2000 {
+		compatible = "zte,zx296718-tvenc";
+		reg = <0x2000 0x1000>;
+		zte,tvenc-power-control = <&sysctrl 0x170 0x10>;
+	};
 };