linux-kernel - [PATCH 10/12] dt-bindings: samsung,mipi-dsim: document exynos7870 DSIM compatible

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Message-Id: <20250612-exynos7870-dsim-v1-10-1a330bca89df@disroot.org>
Date: Thu, 12 Jun 2025 20:48:14 +0530
From: Kaustabh Chakraborty <kauschluss@...root.org>
To: Inki Dae <inki.dae@...sung.com>, 
 Jagan Teki <jagan@...rulasolutions.com>, 
 Marek Szyprowski <m.szyprowski@...sung.com>, 
 Andrzej Hajda <andrzej.hajda@...el.com>, 
 Neil Armstrong <neil.armstrong@...aro.org>, Robert Foss <rfoss@...nel.org>, 
 Laurent Pinchart <Laurent.pinchart@...asonboard.com>, 
 Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Seung-Woo Kim <sw0312.kim@...sung.com>, 
 Kyungmin Park <kyungmin.park@...sung.com>, 
 Krzysztof Kozlowski <krzk@...nel.org>, 
 Alim Akhtar <alim.akhtar@...sung.com>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-samsung-soc@...r.kernel.org, 
 Kaustabh Chakraborty <kauschluss@...root.org>
Subject: [PATCH 10/12] dt-bindings: samsung,mipi-dsim: document exynos7870
 DSIM compatible

Add compatible string for Exynos7870 DSIM bridge controller. The
devicetree node requires four clock sources, named:
- bus_clk
- phyclk_mipidphy0_bitclkdiv8
- phyclk_mipidphy0_rxclkesc0
- sclk_mipi

Signed-off-by: Kaustabh Chakraborty <kauschluss@...root.org>
---
 .../bindings/display/bridge/samsung,mipi-dsim.yaml | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml b/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
index 1acad99f396527192b6853f0096cfb8ae5669e6b..887f3ba1edd24a177a766b1b523d0c197ff1123a 100644
--- a/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/samsung,mipi-dsim.yaml
@@ -24,6 +24,7 @@ properties:
           - samsung,exynos5410-mipi-dsi
           - samsung,exynos5422-mipi-dsi
           - samsung,exynos5433-mipi-dsi
+          - samsung,exynos7870-mipi-dsi
           - fsl,imx8mm-mipi-dsim
           - fsl,imx8mp-mipi-dsim
       - items:
@@ -144,6 +145,31 @@ required:
 
 allOf:
   - $ref: ../dsi-controller.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: samsung,exynos7870-mipi-dsi
+
+    then:
+      properties:
+        clocks:
+          minItems: 4
+
+        clock-names:
+          items:
+            - const: bus_clk
+            - const: phyclk_mipidphy0_bitclkdiv8
+            - const: phyclk_mipidphy0_rxclkesc0
+            - const: sclk_mipi
+
+        ports:
+          required:
+            - port@0
+
+      required:
+        - ports
+
   - if:
       properties:
         compatible:

-- 
2.49.0