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[v12,3/7] dt-bindings: arm: nuvoton: Add NPCM GFXI

Message ID 20230502084430.234182-4-milkfafa@gmail.com (mailing list archive)
State New, archived
Headers show
Series Support Nuvoton NPCM Video Capture/Encode Engine | expand

Commit Message

Marvin Lin May 2, 2023, 8:44 a.m. UTC 
Add dt-bindings document for Graphics Core Information (GFXI) node. It
is used by NPCM video driver to retrieve Graphics core information.

Signed-off-by: Marvin Lin <milkfafa@gmail.com>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 .../bindings/arm/npcm/nuvoton,gfxi.yaml       | 39 +++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/npcm/nuvoton,gfxi.yaml
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Patch

diff --git a/Documentation/devicetree/bindings/arm/npcm/nuvoton,gfxi.yaml b/Documentation/devicetree/bindings/arm/npcm/nuvoton,gfxi.yaml
new file mode 100644
index 000000000000..c033128e567a
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/npcm/nuvoton,gfxi.yaml
@@ -0,0 +1,39 @@ 
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/npcm/nuvoton,gfxi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Graphics Core Information block in Nuvoton SoCs
+
+maintainers:
+  - Joseph Liu <kwliu@nuvoton.com>
+  - Marvin Lin <kflin@nuvoton.com>
+
+description:
+  The Graphics Core Information (GFXI) are a block of registers in Nuvoton SoCs
+  that analyzes Graphics core behavior and provides information in registers.
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - nuvoton,npcm750-gfxi
+          - nuvoton,npcm845-gfxi
+      - const: syscon
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    gfxi: gfxi@e000 {
+      compatible = "nuvoton,npcm750-gfxi", "syscon";
+      reg = <0xe000 0x100>;
+    };