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

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Message-ID: <1614356118-21409-1-git-send-email-pthombar@cadence.com>
Date:   Fri, 26 Feb 2021 17:15:18 +0100
From:   Parshuram Thombare <pthombar@...ence.com>
To:     <robh+dt@...nel.org>, <laurent.pinchart@...asonboard.com>,
        <airlied@...ux.ie>, <daniel@...ll.ch>
CC:     <dri-devel@...ts.freedesktop.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <a.hajda@...sung.com>,
        <narmstrong@...libre.com>, <nikhil.nd@...com>, <kishon@...com>,
        <sjakhade@...ence.com>, <mparab@...ence.com>,
        Parshuram Thombare <pthombar@...ence.com>
Subject: [PATCH 1/2] dt-bindings: drm/bridge: MHDP8546 bridge binding changes for HDCP

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

Signed-off-by: Parshuram Thombare <pthombar@...ence.com>
---
 .../display/bridge/cdns,mhdp8546.yaml         | 20 +++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
index 63427878715e..89b4bf783c53 100644
--- a/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
+++ b/Documentation/devicetree/bindings/display/bridge/cdns,mhdp8546.yaml
@@ -18,7 +18,7 @@ properties:
 
   reg:
     minItems: 1
-    maxItems: 2
+    maxItems: 3
     items:
       - description:
           Register block of mhdptx apb registers up to PHY mapped area (AUX_CONFIG_P).
@@ -26,13 +26,16 @@ 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
+    maxItems: 3
     items:
       - const: mhdptx
       - const: j721e-intg
+      - const: mhdptx-sapb
 
   clocks:
     maxItems: 1
@@ -53,6 +56,11 @@ properties:
   power-domains:
     maxItems: 1
 
+  hdcp-config:
+    maxItems: 1
+    description:
+      HDCP version supported. Bit [0]:HDCP2.2 [1]:HDCP1.4.
+
   interrupts:
     maxItems: 1
 
@@ -98,15 +106,15 @@ 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
-- 
2.25.1