diff mbox series

[5.10,016/152] dt-bindings: display: sii902x: Add supply bindings

Message ID 20210118113353.550704692@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Jan. 18, 2021, 11:33 a.m. UTC
From: Alexandru Gagniuc <mr.nuke.me@gmail.com>

commit 4c1e054322da99cbfd293a5fddf283f2fdb3e2d0 upstream.

The sii902x chip family requires IO and core voltages to reach the
correct voltage before chip initialization. Add binding for describing
the two supplies.

Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20201020221501.260025-3-mr.nuke.me@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 Documentation/devicetree/bindings/display/bridge/sii902x.txt |    4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

--- a/Documentation/devicetree/bindings/display/bridge/sii902x.txt
+++ b/Documentation/devicetree/bindings/display/bridge/sii902x.txt
@@ -8,6 +8,8 @@  Optional properties:
 	- interrupts: describe the interrupt line used to inform the host
 	  about hotplug events.
 	- reset-gpios: OF device-tree gpio specification for RST_N pin.
+	- iovcc-supply: I/O Supply Voltage (1.8V or 3.3V)
+	- cvcc12-supply: Digital Core Supply Voltage (1.2V)
 
 	HDMI audio properties:
 	- #sound-dai-cells: <0> or <1>. <0> if only i2s or spdif pin
@@ -54,6 +56,8 @@  Example:
 		compatible = "sil,sii9022";
 		reg = <0x39>;
 		reset-gpios = <&pioA 1 0>;
+		iovcc-supply = <&v3v3_hdmi>;
+		cvcc12-supply = <&v1v2_hdmi>;
 
 		#sound-dai-cells = <0>;
 		sil,i2s-data-lanes = < 0 1 2 >;