[PATCH v2 2/9] dt-bindings: mediatek: add DSC definition for mt8195

jason-jh.lin jason-jh.lin at mediatek.com
Sat Jul 10 04:38:12 PDT 2021


Add DSC definition file for mt8195 display.

Signed-off-by: jason-jh.lin <jason-jh.lin at mediatek.com>
---
 .../display/mediatek/mediatek,dsc.yaml        | 57 +++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml

diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml
new file mode 100644
index 000000000000..85ee0d85e77e
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml
@@ -0,0 +1,57 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/mediatek/mediatek,dsc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: mediatek DSC Controller Device Tree Bindings
+
+maintainers:
+  - CK Hu <ck.hu at mediatek.com>
+  - Jitao shi <jitao.shi at mediatek.com>
+  - Jason-JH Lin <jason-jh.lin at mediatek.com>
+
+description: |
+  The DSC Standard is a specification of the algorithms used for
+  compressing and decompressing image display streams, including
+  the specification of the syntax and semantics of the compressed
+  video bit stream. DSC is designed for real-time systems, with
+  real-time compression, transmission, decompression, and Display.
+
+properties:
+  compatible:
+    enum:
+      - mediatek,mt8195-disp-dsc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: DSC Wrapper Clock
+
+  clock-names:
+    items:
+      - const: DSC_WRAP0
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+
+additionalProperties: false
+
+examples:
+  - |
+    dsc0: disp_dsc_wrap at 1c009000 {
+        compatible = "mediatek,mt8195-disp-dsc";
+        reg = <0 0x1c009000 0 0x1000>;
+        interrupts = <GIC_SPI 645 IRQ_TYPE_LEVEL_HIGH 0>;
+        clocks = <&vdosys0 CLK_VDO0_DSC_WRAP0>;
+    };
+
+...
-- 
2.18.0


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