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

From: Parshuram Thombare
Date: Fri Mar 19 2021 - 05:39:34 EST


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

Signed-off-by: Parshuram Thombare <pthombar@xxxxxxxxxxx>
---
.../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@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