openwrt/target/linux/bcm27xx/patches-5.4/950-0540-dt-bindings-display-vc4-dsi-Add-missing-clock-proper.patch

From 12abb6775e99482ff9fc71e16292ccf4dfeacee5 Mon Sep 17 00:00:00 2001
From: Maxime Ripard <maxime@cerno.tech>
Date: Thu, 13 Feb 2020 15:47:18 +0100
Subject: [PATCH] dt-bindings: display: vc4: dsi: Add missing clock
 properties

While the device tree and the driver expected a clock-names and a
clock-cells properties, it wasn't explicitly documented in the previous
binding. Make sure it is now.

Cc: devicetree@vger.kernel.org
Reviewed-by: Rob Herring <robh+dt@kernel.org>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
---
 .../bindings/display/brcm,bcm2835-dsi0.yaml           | 11 +++++++++++
 1 file changed, 11 insertions(+)

--- a/Documentation/devicetree/bindings/display/brcm,bcm2835-dsi0.yaml
+++ b/Documentation/devicetree/bindings/display/brcm,bcm2835-dsi0.yaml
@@ -10,6 +10,9 @@ maintainers:
   - Eric Anholt <eric@anholt.net>
 
 properties:
+  "#clock-cells":
+    const: 1
+
   compatible:
     enum:
       - brcm,bcm2835-dsi0
@@ -24,6 +27,12 @@ properties:
       - description: The DSI ESC clock
       - description: The DSI pixel clock
 
+  clock-names:
+    items:
+      - const: phy
+      - const: escape
+      - const: pixel
+
   clock-output-names: true
     # FIXME: The meta-schemas don't seem to allow it for now
     # items:
@@ -35,9 +44,11 @@ properties:
     maxItems: 1
 
 required:
+  - "#clock-cells"
   - compatible
   - reg
   - clocks
+  - clock-names
   - clock-output-names
   - interrupts