Re: [PATCH 1/6] dt-bindings: display/msm: rename mdss nodes to display-sybsystem

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On 09/01/2023 18:00, Rob Herring wrote:
On Mon, Jan 09, 2023 at 07:13:57AM +0200, Dmitry Baryshkov wrote:
Follow the 'generic names' rule and rename mdss nodes to
display-subsystem.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
---
  .../devicetree/bindings/display/msm/mdss-common.yaml      | 8 ++++++++
  .../devicetree/bindings/display/msm/qcom,mdss.yaml        | 5 ++++-
  2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/display/msm/mdss-common.yaml b/Documentation/devicetree/bindings/display/msm/mdss-common.yaml
index 59f17ac898aa..ccd7d6417523 100644
--- a/Documentation/devicetree/bindings/display/msm/mdss-common.yaml
+++ b/Documentation/devicetree/bindings/display/msm/mdss-common.yaml
@@ -15,7 +15,15 @@ description:
    Device tree bindings for MSM Mobile Display Subsystem(MDSS) that encapsulates
    sub-blocks like DPU display controller, DSI and DP interfaces etc.
+# Do not select this by default, otherwise it is also selected for qcom,mdss
+# devices.

for NON qcom,mdss devices?

Actually no. This schema is used by qcom,SoC-mdss devices and it should not be selected for legacy qcom,mdss devices.


+select:
+  false

select: false

+
  properties:
+  $nodename:
+    pattern: "^display-subsystem@[0-9a-f]+$"
+
    reg:
      maxItems: 1
diff --git a/Documentation/devicetree/bindings/display/msm/qcom,mdss.yaml b/Documentation/devicetree/bindings/display/msm/qcom,mdss.yaml
index c218c9172608..47fde9b6779f 100644
--- a/Documentation/devicetree/bindings/display/msm/qcom,mdss.yaml
+++ b/Documentation/devicetree/bindings/display/msm/qcom,mdss.yaml
@@ -15,6 +15,9 @@ description:
    encapsulates sub-blocks like MDP5, DSI, HDMI, eDP, etc.
properties:
+  $nodename:
+    pattern: "^display-subsystem@[0-9a-f]+$"
+
    compatible:
      enum:
        - qcom,mdss
@@ -153,7 +156,7 @@ examples:
    - |
      #include <dt-bindings/clock/qcom,gcc-msm8916.h>
      #include <dt-bindings/interrupt-controller/arm-gic.h>
-    mdss@1a00000 {
+    display-subsystem@1a00000 {
          compatible = "qcom,mdss";
          reg = <0x1a00000 0x1000>,
                <0x1ac8000 0x3000>;
--
2.39.0



--
With best wishes
Dmitry




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