[PATCH v4 3/7] dt-bindings: display: mediatek: add dsi reset optional property
From: Enric Balletbo i Serra <hidden>
Date: 2021-09-30 08:32:08
Also in:
dri-devel, linux-arm-kernel, linux-mediatek, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for mediatek, open firmware and flattened device tree bindings, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Chun-Kuang Hu, Philipp Zabel, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Update device tree binding documentation for the dsi to add the optional
property to reset the dsi controller.
Signed-off-by: Enric Balletbo i Serra <redacted>
Acked-by: Rob Herring <robh@kernel.org>
---
(no changes since v2)
Changes in v2:
- Added a new patch to describe the dsi reset optional property.
.../devicetree/bindings/display/mediatek/mediatek,dsi.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
index d30428b9fb33..36b01458f45c 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
@@ -19,6 +19,11 @@ Required properties:
Documentation/devicetree/bindings/graph.txt. This port should be connected
to the input port of an attached DSI panel or DSI-to-eDP encoder chip.
+Optional properties:
+- resets: list of phandle + reset specifier pair, as described in [1].
+
+[1] Documentation/devicetree/bindings/reset/reset.txt
+
MIPI TX Configuration Module
============================
@@ -45,6 +50,7 @@ dsi0: dsi@1401b000 {
clocks = <&mmsys MM_DSI0_ENGINE>, <&mmsys MM_DSI0_DIGITAL>,
<&mipi_tx0>;
clock-names = "engine", "digital", "hs";
+ resets = <&mmsys MT8173_MMSYS_SW0_RST_B_DISP_DSI0>;
phys = <&mipi_tx0>;
phy-names = "dphy";
--
2.30.2