i2c Device Tree

[akku1139]

deps: #2 #4

https://github.com/TeamYogaBlade2/android_kernel_lenovo_b8000-jellybean_osc/blob/2b134a8e223ecf90cd0c7d7b898c230ade334a69/mediatek/platform/mt6589/kernel/core/mt_devs.c#L1585-L1595
https://github.com/TeamYogaBlade2/android_kernel_lenovo_b8000-jellybean_osc/blob/main/mediatek/platform/mt6589/kernel/drivers/i2c/i2c.c

linux/arch/arm/boot/dts/mediatek/mt7623.dtsi

Lines 435 to 478 in 4ec9bf6

	i2c0: i2c@11007000 {
	compatible = "mediatek,mt7623-i2c",
	"mediatek,mt6577-i2c";
	reg = <0 0x11007000 0 0x70>,
	<0 0x11000200 0 0x80>;
	interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_LOW>;
	clock-div = <16>;
	clocks = <&pericfg CLK_PERI_I2C0>,
	<&pericfg CLK_PERI_AP_DMA>;
	clock-names = "main", "dma";
	#address-cells = <1>;
	#size-cells = <0>;
	status = "disabled";
	};
	i2c1: i2c@11008000 {
	compatible = "mediatek,mt7623-i2c",
	"mediatek,mt6577-i2c";
	reg = <0 0x11008000 0 0x70>,
	<0 0x11000280 0 0x80>;
	interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_LOW>;
	clock-div = <16>;
	clocks = <&pericfg CLK_PERI_I2C1>,
	<&pericfg CLK_PERI_AP_DMA>;
	clock-names = "main", "dma";
	#address-cells = <1>;
	#size-cells = <0>;
	status = "disabled";
	};
	i2c2: i2c@11009000 {
	compatible = "mediatek,mt7623-i2c",
	"mediatek,mt6577-i2c";
	reg = <0 0x11009000 0 0x70>,
	<0 0x11000300 0 0x80>;
	interrupts = <GIC_SPI 46 IRQ_TYPE_LEVEL_LOW>;
	clock-div = <16>;
	clocks = <&pericfg CLK_PERI_I2C2>,
	<&pericfg CLK_PERI_AP_DMA>;
	clock-names = "main", "dma";
	#address-cells = <1>;
	#size-cells = <0>;
	status = "disabled";
	};

linux/arch/arm/boot/dts/mediatek/mt7623.dtsi

Lines 1028 to 1066 in 4ec9bf6

	i2c0_pins_a: i2c0-default {
	pins-i2c0 {
	pinmux = <MT7623_PIN_75_SDA0_FUNC_SDA0>,
	<MT7623_PIN_76_SCL0_FUNC_SCL0>;
	bias-disable;
	};
	};
	i2c1_pins_a: i2c1-default {
	pin-i2c1 {
	pinmux = <MT7623_PIN_57_SDA1_FUNC_SDA1>,
	<MT7623_PIN_58_SCL1_FUNC_SCL1>;
	bias-disable;
	};
	};
	i2c1_pins_b: i2c1-alt {
	pin-i2c1 {
	pinmux = <MT7623_PIN_242_URTS2_FUNC_SCL1>,
	<MT7623_PIN_243_UCTS2_FUNC_SDA1>;
	bias-disable;
	};
	};
	i2c2_pins_a: i2c2-default {
	pin-i2c2 {
	pinmux = <MT7623_PIN_77_SDA2_FUNC_SDA2>,
	<MT7623_PIN_78_SCL2_FUNC_SCL2>;
	bias-disable;
	};
	};
	i2c2_pins_b: i2c2-alt {
	pin-i2c2 {
	pinmux = <MT7623_PIN_122_GPIO122_FUNC_SDA2>,
	<MT7623_PIN_123_HTPLG_FUNC_SCL2>;
	bias-disable;
	};
	};