linux-kernel - [PATCH v2 01/15] dt-bindings: display: sprd: adapt for UMS9230 support

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Message-Id: <20250722-ums9230-drm-v2-1-054276ec213d@abscue.de>
Date: Tue, 22 Jul 2025 16:41:03 +0200
From: Otto Pflüger <otto.pflueger@...cue.de>
To: David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Orson Zhai <orsonzhai@...il.com>, 
 Baolin Wang <baolin.wang@...ux.alibaba.com>, 
 Chunyan Zhang <zhang.lyra@...il.com>, Kevin Tang <kevin.tang@...soc.com>
Cc: dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Otto Pflüger <otto.pflueger@...cue.de>
Subject: [PATCH v2 01/15] dt-bindings: display: sprd: adapt for UMS9230
 support

Add the compatible strings for the display controller found in the
UMS9230 SoC and introduce more descriptive names for the clocks.

Signed-off-by: Otto Pflüger <otto.pflueger@...cue.de>
---
 .../bindings/display/sprd/sprd,sharkl3-dpu.yaml    | 24 +++++++++++++++-------
 .../display/sprd/sprd,sharkl3-dsi-host.yaml        | 15 ++++++++++----
 2 files changed, 28 insertions(+), 11 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml b/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml
index 8c52fa0ea5f8ee2149ebf1d4b0d5b052832e3d97..7f34652080b22e7b7072a709fd390a72375110ef 100644
--- a/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml
+++ b/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dpu.yaml
@@ -16,7 +16,12 @@ description: |
 
 properties:
   compatible:
-    const: sprd,sharkl3-dpu
+    oneOf:
+      - items:
+          - enum:
+              - sprd,ums9230-dpu
+          - const: sprd,sharkl3-dpu
+      - const: sprd,sharkl3-dpu
 
   reg:
     maxItems: 1
@@ -28,9 +33,14 @@ properties:
     maxItems: 2
 
   clock-names:
-    items:
-      - const: clk_src_128m
-      - const: clk_src_384m
+    oneOf:
+      - deprecated: true
+        items:
+          - const: clk_src_128m
+          - const: clk_src_384m
+      - items:
+          - const: core
+          - const: dpi
 
   power-domains:
     maxItems: 1
@@ -64,10 +74,10 @@ examples:
         compatible = "sprd,sharkl3-dpu";
         reg = <0x63000000 0x1000>;
         interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>;
-        clock-names = "clk_src_128m", "clk_src_384m";
 
-        clocks = <&pll CLK_TWPLL_128M>,
-          <&pll CLK_TWPLL_384M>;
+        clocks = <&pll CLK_TWPLL_384M>,
+                 <&pll CLK_TWPLL_128M>;
+        clock-names = "core", "dpi";
 
         dpu_port: port {
             dpu_out: endpoint {
diff --git a/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dsi-host.yaml b/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dsi-host.yaml
index 300bf2252c3e8e589dc74927520e24aa4a59f81b..71abbc2de8dbb1b674f151a87490c865b187fdd0 100644
--- a/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dsi-host.yaml
+++ b/Documentation/devicetree/bindings/display/sprd/sprd,sharkl3-dsi-host.yaml
@@ -11,7 +11,9 @@ maintainers:
 
 properties:
   compatible:
-    const: sprd,sharkl3-dsi-host
+    enum:
+      - sprd,sharkl3-dsi-host
+      - sprd,ums9230-dsi-host
 
   reg:
     maxItems: 1
@@ -23,8 +25,12 @@ properties:
     maxItems: 1
 
   clock-names:
-    items:
-      - const: clk_src_96m
+    oneOf:
+      - deprecated: true
+        items:
+          - const: clk_src_96m
+      - items:
+          - const: pclk
 
   power-domains:
     maxItems: 1
@@ -73,8 +79,9 @@ examples:
         reg = <0x63100000 0x1000>;
         interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>,
           <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
-        clock-names = "clk_src_96m";
         clocks = <&pll CLK_TWPLL_96M>;
+        clock-names = "pclk";
+
         ports {
             #address-cells = <1>;
             #size-cells = <0>;

-- 
2.50.0