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From:   Konrad Dybcio <konrad.dybcio@linaro.org>
Date:   Wed, 13 Sep 2023 17:28:44 +0200
Subject: [PATCH v3 2/3] dt-bindings: power: supply: Document Mitsumi MM8013
 fuel gauge
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Message-Id: <20230621-topic-mm8013-v3-2-781da361ec60@linaro.org>
References: <20230621-topic-mm8013-v3-0-781da361ec60@linaro.org>
In-Reply-To: <20230621-topic-mm8013-v3-0-781da361ec60@linaro.org>
To:     Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Sebastian Reichel <sre@kernel.org>,
        Konrad Dybcio <konradybcio@kernel.org>
Cc:     Marijn Suijten <marijn.suijten@somainline.org>,
        Rob Herring <robh@kernel.org>, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Precedence: bulk

The Mitsumi MM8013 is an I2C fuel gauge for Li-Ion cells. The partial
datasheet is available at [1]. Add bindings for this chip.

[1] https://www.mitsumi.co.jp/latest-M/Catalog/pdf/battery_mm_8013_e.pdf

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 .../bindings/power/supply/mitsumi,mm8013.yaml      | 38 ++++++++++++++++++++++
 1 file changed, 38 insertions(+)

diff --git a/Documentation/devicetree/bindings/power/supply/mitsumi,mm8013.yaml b/Documentation/devicetree/bindings/power/supply/mitsumi,mm8013.yaml
new file mode 100644
index 000000000000..6865640cbdfa
--- /dev/null
+++ b/Documentation/devicetree/bindings/power/supply/mitsumi,mm8013.yaml
@@ -0,0 +1,38 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/power/supply/mitsumi,mm8013.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Mitsumi MM8013 fuel gauge
+
+maintainers:
+  - Konrad Dybcio <konradybcio@kernel.org>
+
+allOf:
+  - $ref: power-supply.yaml#
+
+properties:
+  compatible:
+    const: mitsumi,mm8013
+
+  reg:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      fuel-gauge@55 {
+        compatible = "mitsumi,mm8013";
+        reg = <0x55>;
+      };
+    };

-- 
2.42.0