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riscv: dts: thead: Add TH1520 I2C1 controller

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Describe the TH1520 I2C1 controller so boards can enable devices attached
to that bus.

The controller is disabled by default because pinmuxing and connected
peripherals are board-specific.

Signed-off-by: MoeLeak <i@leak.moe>
Signed-off-by: Drew Fustini <fustini@kernel.org>
This commit is contained in:
MoeLeak 2026-05-08 19:44:13 +08:00 committed by Drew Fustini
parent 254f49634e
commit 2f60e35163
1 changed files with 11 additions and 0 deletions
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11
arch/riscv/boot/dts/thead/th1520.dtsi
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@ -411,6 +411,17 @@ uart3: serial@ffe7f04000 {
status = "disabled";
};
i2c1: i2c@ffe7f24000 {
compatible = "thead,th1520-i2c", "snps,designware-i2c";
reg = <0xff 0xe7f24000 0x0 0x4000>;
interrupts = <45 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk CLK_I2C1>, <&clk CLK_PERI_APB_PCLK>;
clock-names = "ref", "pclk";
#address-cells = <1>;
#size-cells = <0>;
status = "disabled";
};
gpio@ffe7f34000 {
compatible = "snps,dw-apb-gpio";
reg = <0xff 0xe7f34000 0x0 0x1000>;