From: Rafał Miłecki <rafal@xxxxxxxxxx> MT7981 has one on-SoC I2C controller that differs from recent Mediatek blocks by having a different SLAVE_ADDR register offset (thus a custom binding compatible string). Signed-off-by: Rafał Miłecki <rafal@xxxxxxxxxx> --- arch/arm64/boot/dts/mediatek/mt7981b.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi index 8a6263cc569c..2d7f91196e64 100644 --- a/arch/arm64/boot/dts/mediatek/mt7981b.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7981b.dtsi @@ -94,6 +94,23 @@ pwm@10048000 { #pwm-cells = <2>; }; + i2c@11007000 { + compatible = "mediatek,mt7981-i2c"; + reg = <0 0x11007000 0 0x1000>, + <0 0x10217080 0 0x80>; + interrupts = <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&infracfg CLK_INFRA_I2C0_CK>, + <&infracfg CLK_INFRA_AP_DMA_CK>, + <&infracfg CLK_INFRA_I2C_MCK_CK>, + <&infracfg CLK_INFRA_I2C_PCK_CK>; + clock-names = "main", "dma", "arb", "pmic"; + clock-div = <1>; + clock-frequency = <100000>; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; + }; + pio: pinctrl@11d00000 { compatible = "mediatek,mt7981-pinctrl"; reg = <0 0x11d00000 0 0x1000>, -- 2.35.3