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36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
From 32118137e182b52fdda4054673d49a7a9ed27b07 Mon Sep 17 00:00:00 2001
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From: Sascha Hauer <s.hauer@pengutronix.de>
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Date: Fri, 8 Apr 2022 13:22:24 +0200
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Subject: [PATCH 35/50] dt-bindings: display: rockchip: dw-hdmi: Add regulator
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support
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The RK3568 has HDMI_TX_AVDD0V9 and HDMI_TX_AVDD_1V8 supply inputs
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needed for the HDMI port. Add the binding for these supplies.
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Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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Acked-by: Rob Herring <robh@kernel.org>
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---
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.../bindings/display/rockchip/rockchip,dw-hdmi.yaml | 11 +++++++++++
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1 file changed, 11 insertions(+)
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--- a/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
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+++ b/Documentation/devicetree/bindings/display/rockchip/rockchip,dw-hdmi.yaml
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@@ -28,6 +28,17 @@ properties:
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reg-io-width:
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const: 4
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+ avdd-0v9-supply:
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+ description:
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+ A 0.9V supply that powers up the SoC internal circuitry. The actual pin name
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+ varies between the different SoCs and is usually HDMI_TX_AVDD_0V9 or sometimes
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+ HDMI_AVDD_1V0.
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+
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+ avdd-1v8-supply:
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+ description:
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+ A 1.8V supply that powers up the SoC internal circuitry. The pin name on the
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+ SoC usually is HDMI_TX_AVDD_1V8.
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+
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clocks:
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minItems: 2
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items:
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