* MediaTek's I2C controller The MediaTek's I2C controller is used to interface with I2C devices. Required properties: - compatible: value should be either of the following. "mediatek,mt2701-i2c", "mediatek,mt6577-i2c": for MediaTek MT2701 "mediatek,mt2712-i2c": for MediaTek MT2712 "mediatek,mt6577-i2c": for MediaTek MT6577 "mediatek,mt6589-i2c": for MediaTek MT6589 "mediatek,mt6797-i2c", "mediatek,mt6577-i2c": for MediaTek MT6797 "mediatek,mt7622-i2c": for MediaTek MT7622 "mediatek,mt7623-i2c", "mediatek,mt6577-i2c": for MediaTek MT7623 "mediatek,mt7629-i2c", "mediatek,mt2712-i2c": for MediaTek MT7629 "mediatek,mt8168-i2c": for MediaTek MT8168 "mediatek,mt8173-i2c": for MediaTek MT8173 "mediatek,mt8183-i2c": for MediaTek MT8183 "mediatek,mt8186-i2c": for MediaTek MT8186 "mediatek,mt8192-i2c": for MediaTek MT8192 "mediatek,mt8195-i2c", "mediatek,mt8192-i2c": for MediaTek MT8195 "mediatek,mt8516-i2c", "mediatek,mt2712-i2c": for MediaTek MT8516 - reg: physical base address of the controller and dma base, length of memory mapped region. - interrupts: interrupt number to the cpu. - clock-div: the fixed value for frequency divider of clock source in i2c module. Each IC may be different. - clocks: clock name from clock manager - clock-names: Must include "main" and "dma", "arb" is for multi-master that one bus has more than two i2c controllers, if enable have-pmic need include "pmic" extra. Optional properties: - clock-frequency: Frequency in Hz of the bus when transfer, the default value is 100000. - mediatek,have-pmic: platform can control i2c form special pmic side. Only mt6589 and mt8135 support this feature. - mediatek,use-push-pull: IO config use push-pull mode. - vbus-supply: phandle to the regulator that provides power to SCL/SDA. Example: i2c0: i2c@1100d000 { compatible = "mediatek,mt6577-i2c"; reg = <0x1100d000 0x70>, <0x11000300 0x80>; interrupts = ; clock-frequency = <400000>; mediatek,have-pmic; clock-div = <16>; clocks = <&i2c0_ck>, <&ap_dma_ck>; clock-names = "main", "dma"; };