arm64: dts: hisilicon: hi3670.dtsi: add I2C settings

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>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>

diff --git a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
index acf69af..8830795 100644 (file)
--- a/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3670.dtsi
@@ -714,5 +714,76 @@
                        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";
+               };
        };
 };