[PATCH v9 10/23] dt-bindings: display: rockchip: dw-hdmi: Add regulator support

Sascha Hauer
2022-03-28T15:11:27Z

The RK3568 has HDMI_TX_AVDD0V9 and HDMI_TX_AVDD_1V8 supply inputs
needed for the HDMI port. Add the binding for these supplies.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Rob Herring <robh@kernel.org>
---

Notes:
Changes since v4:
- Add Robs Ack

.../bindings/display/rockchip/rockchip,dw-hdmi.yaml | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
index e6b8437a1e2d1..38ebb69830287 100644
--- a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
+++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
@@ -28,6 +28,17 @@ properties:
reg-io-width:
const: 4

+ avdd-0v9-supply:
+ description:
+ A 0.9V supply that powers up the SoC internal circuitry. The actual pin name
+ varies between the different SoCs and is usually HDMI_TX_AVDD_0V9 or sometimes
+ HDMI_AVDD_1V0.
+
+ avdd-1v8-supply:
+ description:
+ A 1.8V supply that powers up the SoC internal circuitry. The pin name on the
+ SoC usually is HDMI_TX_AVDD_1V8.
+
clocks:
minItems: 2
items:
--
2.30.2