[PATCH v2 1/2] media: dt-bindings: i2c: add Giantec GT97xx VCM

[Zhi Mao <zhi.mao@mediatek.com>]

Add YAML device tree binding for GT9768 & GT9769 VCM,
and the relevant MAINTAINERS entries.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Zhi Mao <zhi.mao@mediatek.com>
---
 .../bindings/media/i2c/giantec,gt9769.yaml    | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/i2c/giantec,gt9769.yaml

diff --git a/Documentation/devicetree/bindings/media/i2c/giantec,gt9769.yaml b/Documentation/devicetree/bindings/media/i2c/giantec,gt9769.yaml
new file mode 100644
index 000000000000..92d603acc53c
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/i2c/giantec,gt9769.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+# Copyright (c) 2020 MediaTek Inc.
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/i2c/giantec,gt9769.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Giantec Semiconductor, Crop. GT9768 & GT9769 Voice Coil Motor (VCM)
+
+maintainers:
+  - Zhi Mao <zhi.mao@mediatek.com>
+
+description:
+  The Giantec GT9768 & GT9769 is a 10-bit DAC with current sink capability.
+  The DAC is controlled via I2C bus that operates at clock rates up to 1MHz.
+  This chip integrates Advanced Actuator Control (AAC) technology
+  and is intended for driving voice coil lens in camera modules.
+
+properties:
+  compatible:
+    enum:
+      - giantec,gt9768
+      - giantec,gt9769
+
+  reg:
+    maxItems: 1
+
+  vin-supply: true
+
+  vdd-supply: true
+
+required:
+  - compatible
+  - reg
+  - vin-supply
+  - vdd-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    i2c {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        camera-lens@c {
+            compatible = "giantec,gt9769";
+            reg = <0x0c>;
+
+            vin-supply = <&gt97xx_vin>;
+            vdd-supply = <&gt97xx_vdd>;
+        };
+    };
+
+...
-- 
2.25.1