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From:   William-tw Lin <william-tw.lin@mediatek.com>
To:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@collabora.com>,
        Kevin Hilman <khilman@kernel.org>
CC:     <Project_Global_Chrome_Upstream_Group@mediatek.com>,
        <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>,
        <linux-mediatek@lists.infradead.org>,
        William-tw Lin <william-tw.lin@mediatek.com>
Subject: [PATCH 2/3] dt-bindings: soc: mediatek: Add mtk-socinfo driver
Date:   Tue, 18 Jul 2023 19:21:42 +0800
Message-ID: <20230718112143.14036-3-william-tw.lin@mediatek.com>
In-Reply-To: <20230718112143.14036-1-william-tw.lin@mediatek.com>
References: <20230718112143.14036-1-william-tw.lin@mediatek.com>
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dt-binding documentation for mtk-socinfo driver.
mtk-socinfo driver provides SoC-related information.
Such information includes manufacturer information, SoC name,
SoC segment name, and SoC marketing name.

Signed-off-by: William-tw Lin <william-tw.lin@mediatek.com>
---
 .../bindings/soc/mediatek/mtk-socinfo.yaml    | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/mediatek/mtk-socinfo.yaml

diff --git a/Documentation/devicetree/bindings/soc/mediatek/mtk-socinfo.yaml b/Documentation/devicetree/bindings/soc/mediatek/mtk-socinfo.yaml
new file mode 100644
index 000000000000..4420430a9bca
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/mediatek/mtk-socinfo.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/mediatek/mtk-socinfo.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek SOC information
+
+maintainers:
+  - William Lin <william-tw.lin@mediatek.com>
+  - Matthias Brugger <matthias.bgg@gmail.com>
+  - Kevin Hilman <khilman@kernel.org>
+
+description:
+  The MTK socinfo driver can retrieve several
+  SoC related information based on settings in eFuse.
+  Such information include manufacturer information, SoC name,
+  SoC segment name, and SoC marketing name.
+
+
+properties:
+  compatible:
+    enum:
+      - mediatek,mt8173-socinfo
+      - mediatek,mt8183-socinfo
+      - mediatek,mt8186-socinfo
+      - mediatek,mt8188-socinfo
+      - mediatek,mt8192-socinfo
+      - mediatek,mt8195-socinfo
+
+
+  nvmem-cells:
+    description:
+      Phandle to the eFuse data for SoC differentiation.
+    items:
+      - description: eFuse data that mtk-socinfo driver uses for SoC differentiation
+
+  nvmem-cell-names:
+    minItems: 1
+    items:
+      - const: socinfo-data1
+      - const: socinfo-data2
+
+required:
+  - compatible
+  - nvmem-cells
+  - nvmem-cell-names
+
+additionalProperties: false
+
+examples:
+  - |
+        mtk_socinfo: socinfo {
+            compatible = "mediatek,mt8186-socinfo";
+            nvmem-cells = <&socinfo_data1>;
+            nvmem-cell-names = "socinfo-data1";
+        };
+
-- 
2.18.0