linux-kernel - [PATCH v2 3/5] dt-bindings: arm/npcm: Add dt-bindings for Graphics Core Information

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Message-Id: <20220513033450.7038-4-kflin@nuvoton.com>
Date:   Fri, 13 May 2022 11:34:48 +0800
From:   Marvin Lin <milkfafa@...il.com>
To:     mchehab@...nel.org, linux-media@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     openbmc@...ts.ozlabs.org, avifishman70@...il.com,
        tmaimon77@...il.com, tali.perry1@...il.com, kwliu@...oton.com,
        kflin@...oton.com
Subject: [PATCH v2 3/5] dt-bindings: arm/npcm: Add dt-bindings for Graphics Core Information

Add dt-bindings document for Graphics Core Information (GFXI) node. It is
necessary for the NPCM Video Capture/Encode Engine driver to retrieve
Graphics core information.

Signed-off-by: Marvin Lin <kflin@...oton.com>
---
 .../bindings/arm/npcm/nuvoton,gfxi.yaml       | 41 +++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/npcm/nuvoton,gfxi.yaml

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..5b785bda5739
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/npcm/nuvoton,gfxi.yaml
@@ -0,0 +1,41 @@
+# 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@...oton.com>
+  - Marvin Lin <kflin@...oton.com>
+
+description:
+  The Graphics Core Information (GFXI) are a block of registers in Nuvoton SoCs
+  that analyzes Graphics core behavior and provides inforomation in registers.
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - nuvoton,npcm750-gfxi
+          - nuvoton,npcm845-gfxi
+      - const: syscon
+      - const: simple-mfd
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    gfxi: gfxi@...0 {
+      compatible = "nuvoton,npcm750-gfxi", "syscon", "simple-mfd";
+      reg = <0xe000 0x100>;
+    };
-- 
2.17.1