Allwinner MIPI DSI controllers are supplied with SoC DSI
power rails via VCC-DSI pin.
Some board still work without supplying this but give more
faith on datasheet and hardware schematics and document this
supply property in required property list.
Reviewed-by: Rob Herring <r...@kernel.org>
Tested-by: Merlijn Wajer <merl...@wizzup.org>
Signed-off-by: Jagan Teki <ja...@amarulasolutions.com>
---
.../bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml | 3 +++
1 file changed, 3 insertions(+)
diff --git
a/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
b/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
index 47950fced28d..9d4c25b104f6 100644
---
a/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
+++
b/Documentation/devicetree/bindings/display/allwinner,sun6i-a31-mipi-dsi.yaml
@@ -36,6 +36,9 @@ properties:
resets:
maxItems: 1
+ vcc-dsi-supply:
+ description: VCC-DSI power supply of the DSI encoder
+
phys:
maxItems: 1
--
2.18.0.321.gffc6fa0e3
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