Thread (12 messages) 12 messages, 3 authors, 2021-07-25
STALE1807d REVIEWED: 8 (7M)
Revisions (2)
  1. v1 [diff vs current]
  2. v2 current

[PATCH v2 2/6] dt-bindings: display: rockchip-dsi: add optional #phy-cells property

From: Heiko Stuebner <heiko@sntech.de>
Date: 2021-02-10 11:15:31
Also in: dri-devel, linux-devicetree, linux-media, linux-rockchip, lkml
Subsystem: drm drivers, drm drivers and misc gpu patches, drm drivers for rockchip, open firmware and flattened device tree bindings, the rest · Maintainers: David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Sandy Huang, Heiko Stübner, Andy Yan, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds

From: Heiko Stuebner <redacted>

The Rockchip DSI controller on some SoCs also controls a bidrectional
dphy, which would be connected to an Image Signal Processor as a phy
in the rx configuration.

So allow a #phy-cells property for the dsi controller.

Signed-off-by: Heiko Stuebner <redacted>
Acked-by: Rob Herring <robh@kernel.org>
Tested-by: Sebastian Fricke <redacted>
---
 .../bindings/display/rockchip/dw_mipi_dsi_rockchip.txt           | 1 +
 1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
index 151be3bba06f..39792f051d2d 100644
--- a/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
+++ b/Documentation/devicetree/bindings/display/rockchip/dw_mipi_dsi_rockchip.txt
@@ -23,6 +23,7 @@ Required properties:
 Optional properties:
 - phys: from general PHY binding: the phandle for the PHY device.
 - phy-names: Should be "dphy" if phys references an external phy.
+- #phy-cells: Defined when used as ISP phy, should be 0.
 - power-domains: a phandle to mipi dsi power domain node.
 - resets: list of phandle + reset specifier pairs, as described in [3].
 - reset-names: string reset name, must be "apb".
-- 
2.29.2


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