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riscv: dts: sophgo: sg2044: Add I2C device

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The I2C controller of SG2044 is a standard Synopsys IP, with one
the ref clock is need.

Add I2C DT node for SG2044 SoC.

Link: https://lore.kernel.org/r/20250608232836.784737-5-inochiama@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>
This commit is contained in:
Inochi Amaoto 2025-06-09 07:28:28 +08:00
parent cfb8869685
commit 11350d2f88
1 changed files with 56 additions and 0 deletions
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56
arch/riscv/boot/dts/sophgo/sg2044.dtsi
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@ -91,6 +91,62 @@
status = "disabled";
};
i2c0: i2c@7040005000 {
compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
reg = <0x70 0x40005000 0x0 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <100000>;
clocks = <&clk CLK_GATE_APB_I2C>;
clock-names = "ref";
interrupt-parent = <&intc>;
interrupts = <31 IRQ_TYPE_LEVEL_HIGH>;
resets = <&rst RST_I2C0>;
status = "disabled";
};
i2c1: i2c@7040006000 {
compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
reg = <0x70 0x40006000 0x0 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <100000>;
clocks = <&clk CLK_GATE_APB_I2C>;
clock-names = "ref";
interrupt-parent = <&intc>;
interrupts = <32 IRQ_TYPE_LEVEL_HIGH>;
resets = <&rst RST_I2C1>;
status = "disabled";
};
i2c2: i2c@7040007000 {
compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
reg = <0x70 0x40007000 0x0 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <100000>;
clocks = <&clk CLK_GATE_APB_I2C>;
clock-names = "ref";
interrupt-parent = <&intc>;
interrupts = <33 IRQ_TYPE_LEVEL_HIGH>;
resets = <&rst RST_I2C2>;
status = "disabled";
};
i2c3: i2c@7040008000 {
compatible = "sophgo,sg2044-i2c", "snps,designware-i2c";
reg = <0x70 0x40008000 0x0 0x1000>;
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <100000>;
clocks = <&clk CLK_GATE_APB_I2C>;
clock-names = "ref";
interrupt-parent = <&intc>;
interrupts = <34 IRQ_TYPE_LEVEL_HIGH>;
resets = <&rst RST_I2C3>;
status = "disabled";
};
gpio0: gpio@7040009000 {
compatible = "snps,dw-apb-gpio";
reg = <0x70 0x40009000 0x0 0x1000>;