[PATCH v5 1/2] dt-bindings: drm/bridge: MHDP8546 bridge binding changes for HDCP

Parshuram Thombare pthombar at cadence.com
Fri Mar 19 09:38:29 UTC 2021


Add binding changes for HDCP in the MHDP8546 DPI/DP bridge binding.

Signed-off-by: Parshuram Thombare <pthombar at cadence.com>
---
 .../display/bridge/cdns,mhdp8546.yaml         | 34 ++++++++++++-------
 1 file changed, 21 insertions(+), 13 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
index 63427878715e..d571f4bb6b16 100644
--- a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
@@ -17,8 +17,8 @@ properties:
       - ti,j721e-mhdp8546
 
   reg:
-    minItems: 1
-    maxItems: 2
+    minItems: 2
+    maxItems: 3
     items:
       - description:
           Register block of mhdptx apb registers up to PHY mapped area (AUX_CONFIG_P).
@@ -26,13 +26,20 @@ properties:
           included in the associated PHY.
       - description:
           Register block for DSS_EDP0_INTG_CFG_VP registers in case of TI J7 SoCs.
+      - description:
+          Register block of mhdptx sapb registers.
 
   reg-names:
-    minItems: 1
-    maxItems: 2
-    items:
-      - const: mhdptx
-      - const: j721e-intg
+    minItems: 2
+    maxItems: 3
+    oneOf:
+      - items:
+          - const: mhdptx
+          - const: j721e-intg
+          - const: mhdptx-sapb
+      - items:
+          - const: mhdptx
+          - const: mhdptx-sapb
 
   clocks:
     maxItems: 1
@@ -98,15 +105,15 @@ allOf:
     then:
       properties:
         reg:
-          minItems: 2
+          minItems: 3
         reg-names:
-          minItems: 2
+          minItems: 3
     else:
       properties:
         reg:
-          maxItems: 1
+          maxItems: 2
         reg-names:
-          maxItems: 1
+          maxItems: 2
 
 required:
   - compatible
@@ -129,8 +136,9 @@ examples:
 
         mhdp: dp-bridge at f0fb000000 {
             compatible = "cdns,mhdp8546";
-            reg = <0xf0 0xfb000000 0x0 0x1000000>;
-            reg-names = "mhdptx";
+            reg = <0xf0 0xfb000000 0x0 0x1000000>,
+                  <0x0 0x4f48000 0x0 0x74>;
+            reg-names = "mhdptx", "mhdptx-sapb";
             clocks = <&mhdp_clock>;
             phys = <&dp_phy>;
             phy-names = "dpphy";
-- 
2.25.1



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