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+hua...@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";
+ };
};
};
--
2.26.2
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