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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/i2c/i2c-mt65xx.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: MediaTek I2C controller
+
+description:
+ This driver interfaces with the native I2C controller present in
+ various MediaTek SoCs.
+
+allOf:
+ - $ref: /schemas/i2c/i2c-controller.yaml#
+
+maintainers:
+ - Qii Wang <qii.wang@mediatek.com>
+
+properties:
+ compatible:
+ oneOf:
+ - const: mediatek,mt2712-i2c
+ - const: mediatek,mt6577-i2c
+ - const: mediatek,mt6589-i2c
+ - const: mediatek,mt7622-i2c
+ - const: mediatek,mt8168-i2c
+ - const: mediatek,mt8173-i2c
+ - const: mediatek,mt8183-i2c
+ - const: mediatek,mt8186-i2c
+ - const: mediatek,mt8192-i2c
+ - items:
+ - enum:
+ - mediatek,mt7629-i2c
+ - mediatek,mt8516-i2c
+ - const: mediatek,mt2712-i2c
+ - items:
+ - enum:
+ - mediatek,mt2701-i2c
+ - mediatek,mt6797-i2c
+ - mediatek,mt7623-i2c
+ - const: mediatek,mt6577-i2c
+ - items:
+ - enum:
+ - mediatek,mt8195-i2c
+ - const: mediatek,mt8192-i2c
+
+ reg:
+ items:
+ - description: Physical base address
+ - description: DMA base address
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ minItems: 2
+ items:
+ - description: Main clock for I2C bus
+ - description: Clock for I2C via DMA
+ - description: Bus arbitrator clock
+ - description: Clock for I2C from PMIC
+
+ clock-names:
+ minItems: 2
+ items:
+ - const: main
+ - const: dma
+ - const: arb
+ - const: pmic
+
+ clock-div:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: Frequency divider of clock source in I2C module
+
+ clock-frequency:
+ default: 100000
+ description:
+ SCL frequency to use (in Hz). If omitted, 100kHz is used.
+
+ mediatek,have-pmic:
+ description: Platform controls I2C from PMIC side
+ type: boolean
+
+ mediatek,use-push-pull:
+ description: Use push-pull mode I/O config
+ type: boolean
+
+ vbus-supply:
+ description: Phandle to the regulator providing power to SCL/SDA
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - clock-div
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ i2c0: i2c@1100d000 {
+ compatible = "mediatek,mt6577-i2c";
+ reg = <0x1100d000 0x70>, <0x11000300 0x80>;
+ interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&i2c0_ck>, <&ap_dma_ck>;
+ clock-names = "main", "dma";
+ clock-div = <16>;
+ clock-frequency = <400000>;
+ mediatek,have-pmic;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };