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-rw-r--r--dts/Bindings/display/msm/mdss-common.yaml35
1 files changed, 29 insertions, 6 deletions
diff --git a/dts/Bindings/display/msm/mdss-common.yaml b/dts/Bindings/display/msm/mdss-common.yaml
index 27d7242657..c6305a6e03 100644
--- a/dts/Bindings/display/msm/mdss-common.yaml
+++ b/dts/Bindings/display/msm/mdss-common.yaml
@@ -1,4 +1,4 @@
-# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/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.
+select:
+ false
+
properties:
+ $nodename:
+ pattern: "^display-subsystem@[0-9a-f]+$"
+
reg:
maxItems: 1
@@ -53,24 +61,39 @@ properties:
ranges: true
+ # This is not a perfect description, but it's impossible to discern and match
+ # the entries like we do with interconnect-names
interconnects:
minItems: 1
items:
- description: Interconnect path from mdp0 (or a single mdp) port to the data bus
- description: Interconnect path from mdp1 port to the data bus
+ - description: Interconnect path from CPU to the reg bus
interconnect-names:
- minItems: 1
- items:
- - const: mdp0-mem
- - const: mdp1-mem
+ oneOf:
+ - minItems: 1
+ items:
+ - const: mdp0-mem
+ - const: cpu-cfg
+
+ - minItems: 2
+ items:
+ - const: mdp0-mem
+ - const: mdp1-mem
+ - const: cpu-cfg
resets:
items:
- description: MDSS_CORE reset
+ memory-region:
+ maxItems: 1
+ description:
+ Phandle to a node describing a reserved framebuffer memory region.
+ For example, the splash memory region set up by the bootloader.
+
required:
- - compatible
- reg
- reg-names
- power-domains