From: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
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@xxxxxxxxxxxxxxx>
Signed-off-by: Zhangfei Gao <zhangfei.gao@xxxxxxxxxx>
Signed-off-by: Guodong Xu <guodong.xu@xxxxxxxxxx>
---
arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts | 22 +++++++++
arch/arm64/boot/dts/hisilicon/hi3660.dtsi | 56 +++++++++++++++++++++++
2 files changed, 78 insertions(+)
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index 64875a5..1a4d6c5 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 f55710a..9abe84e 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>;
--
2.10.2
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