The I2C buses are not declared at the device tree. As this will be needed by further patches, add them, keeping all in disabled state. Per-board settings can override it.
Signed-off-by: Mauro Carvalho Chehab mchehab+huawei@kernel.org --- arch/arm64/boot/dts/hisilicon/hi3670.dtsi | 71 +++++++++++++++++++++++ 1 file changed, 71 insertions(+)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi index b1acb4fb1d1c..416f69c782d7 100644 --- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi +++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi @@ -723,5 +723,76 @@ dwmmc2: dwmmc2@fc183000 { card-detect-delay = <200>; status = "disabled"; }; + + /* I2C */ + i2c0: i2c@ffd71000 { + compatible = "snps,designware-i2c"; + reg = <0x0 0xffd71000 0x0 0x1000>; + interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + clocks = <&iomcu HI3670_CLK_GATE_I2C0>; + resets = <&iomcu_rst 0x20 3>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c0_pmx_func &i2c0_cfg_func>; + status = "disabled"; + }; + + i2c1: i2c@ffd72000 { + compatible = "snps,designware-i2c"; + reg = <0x0 0xffd72000 0x0 0x1000>; + interrupts = <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + clocks = <&iomcu HI3670_CLK_GATE_I2C1>; + resets = <&iomcu_rst 0x20 4>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c1_pmx_func &i2c1_cfg_func>; + status = "disabled"; + }; + + i2c2: i2c@ffd73000 { + compatible = "snps,designware-i2c"; + reg = <0x0 0xffd73000 0x0 0x1000>; + interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + clocks = <&iomcu HI3670_CLK_GATE_I2C2>; + resets = <&iomcu_rst 0x20 5>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c2_pmx_func &i2c2_cfg_func>; + status = "disabled"; + }; + + i2c3: i2c@fdf0c000 { + compatible = "snps,designware-i2c"; + reg = <0x0 0xfdf0c000 0x0 0x1000>; + interrupts = <GIC_SPI 81 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + clocks = <&crg_ctrl HI3670_CLK_GATE_I2C3>; + resets = <&crg_rst 0x78 7>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c3_pmx_func &i2c3_cfg_func>; + status = "disabled"; + }; + + i2c4: i2c@fdf0d000 { + compatible = "snps,designware-i2c"; + reg = <0x0 0xfdf0d000 0x0 0x1000>; + interrupts = <GIC_SPI 82 IRQ_TYPE_LEVEL_HIGH>; + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <400000>; + clocks = <&crg_ctrl HI3670_CLK_GATE_I2C4>; + resets = <&crg_rst 0x78 27>; + pinctrl-names = "default"; + pinctrl-0 = <&i2c4_pmx_func &i2c4_cfg_func>; + status = "disabled"; + }; }; };