linux-kernel - [PATCH 02/11] dt-bindings: display: meson-vpu: Add compatible for S4 display controller

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Message-Id: <20250110-drm-s4-v1-2-cbc2d5edaae8@amlogic.com>
Date: Fri, 10 Jan 2025 13:39:52 +0800
From: Ao Xu via B4 Relay <devnull+ao.xu.amlogic.com@...nel.org>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 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>, Kevin Hilman <khilman@...libre.com>, 
 Jerome Brunet <jbrunet@...libre.com>, 
 Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Cc: dri-devel@...ts.freedesktop.org, linux-amlogic@...ts.infradead.org, 
 devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, Ao Xu <ao.xu@...ogic.com>
Subject: [PATCH 02/11] dt-bindings: display: meson-vpu: Add compatible for
 S4 display controller

From: Ao Xu <ao.xu@...ogic.com>

Add devicetree document for S4 VPU

Signed-off-by: Ao Xu <ao.xu@...ogic.com>
---
 .../bindings/display/amlogic,meson-vpu.yaml        | 48 ++++++++++++++++++++--
 1 file changed, 44 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml b/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml
index cb0a90f0232190031430c08f936b8f0d3b217601..3d7eceb3724e81d9c911039507df072d332a028f 100644
--- a/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml
+++ b/Documentation/devicetree/bindings/display/amlogic,meson-vpu.yaml
@@ -66,14 +66,13 @@ properties:
           - const: amlogic,meson-gx-vpu
       - enum:
           - amlogic,meson-g12a-vpu # G12A (S905X2, S905Y2, S905D2)
+          - amlogic,meson-s4-vpu # S4 (S905Y4)
 
   reg:
-    maxItems: 2
+    minItems: 2
 
   reg-names:
-    items:
-      - const: vpu
-      - const: hhi
+    minItems: 2
 
   interrupts:
     maxItems: 1
@@ -117,6 +116,47 @@ required:
   - "#size-cells"
   - amlogic,canvas
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: amlogic,meson-s4-vpu
+    then:
+      properties:
+        reg:
+          items:
+            - description: vcbus registers
+            - description: hhi registers
+            - description: clkctrl registers
+            - description: power control registers
+            - description: sysctrl registers
+        reg-names:
+          items:
+            - const: vpu
+            - const: hhi
+            - const: clkctrl
+            - const: pwctrl
+            - const: sysctrl
+        clocks:
+          items:
+            - description: vpu clock
+            - description: vapb clock
+        clock-names:
+          items:
+            - const: vpu
+            - const: vapb
+    else:
+      properties:
+        reg:
+          items:
+            - description: vcbus registers
+            - description: hhi registers
+        reg-names:
+          items:
+            - const: vpu
+            - const: hhi
+
 additionalProperties: false
 
 examples:

-- 
2.43.0