arm64: dts: Add I2C nodes for Hi3660

Add I2C nodes for Hi3660-hikey960.

On HiKey960,
I2C0, I2C7 are connected to Low Speed Expansion Connector.
I2C1 is connected to ADV7535.
I2C3 is connected to USB5734.

Cc: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Guodong Xu <guodong.xu@linaro.org>
Signed-off-by: Wei Xu <xuwei5@hisilicon.com>

2 files changed, 78 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index 64875a5166de..1a4d6c5bfd38 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
@@ -29,6 +29,28 @@
         };
 };
 
+&i2c0 {
+        /* On Low speed expansion */
+        label = "LS-I2C0";
+        status = "okay";
+};
+
+&i2c1 {
+        status = "okay";
+
+        adv7533: adv7533@39 {
+                status = "ok";
+                compatible = "adi,adv7533";
+                reg = <0x39>;
+        };
+};
+
+&i2c7 {
+        /* On Low speed expansion */
+        label = "LS-I2C1";
+        status = "okay";
+};
+
 &uart5 {
         status = "okay";
 };
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
index f55710a355bf..9abe84e69726 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3660.dtsi
@@ -186,6 +186,62 @@
                         #reset-cells = <2>;
                 };
 
+                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 = <&crg_ctrl HI3660_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 = <&crg_ctrl HI3660_CLK_GATE_I2C1>;
+                        resets = <&iomcu_rst 0x20 4>;
+                        pinctrl-names = "default";
+                        pinctrl-0 = <&i2c1_pmx_func &i2c1_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 HI3660_CLK_GATE_I2C3>;
+                        resets = <&crg_rst 0x78 7>;
+                        pinctrl-names = "default";
+                        pinctrl-0 = <&i2c3_pmx_func &i2c3_cfg_func>;
+                        status = "disabled";
+                };
+
+                i2c7: i2c@fdf0b000 {
+                        compatible = "snps,designware-i2c";
+                        reg = <0x0 0xfdf0b000 0x0 0x1000>;
+                        interrupts = <GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH>;
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+                        clock-frequency = <400000>;
+                        clocks = <&crg_ctrl HI3660_CLK_GATE_I2C7>;
+                        resets = <&crg_rst 0x60 14>;
+                        pinctrl-names = "default";
+                        pinctrl-0 = <&i2c7_pmx_func &i2c7_cfg_func>;
+                        status = "disabled";
+                };
+
                 uart5: serial@fdf05000 {
                         compatible = "arm,pl011", "arm,primecell";
                         reg = <0x0 0xfdf05000 0x0 0x1000>;