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LoongArch: dts: Add eMMC/SDIO controller support to Loongson-2K2000

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The Loongson-2K2000 integrates one eMMC controller and one SDIO controller.

The module is supported now, enable it.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
This commit is contained in:
Binbin Zhou
2025-08-05 19:00:22 +08:00
committed by Huacai Chen
parent df0fbf7fab
commit d3eece04f3
2 changed files with 28 additions and 0 deletions
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10
arch/loongarch/boot/dts/loongson-2k2000-ref.dts
View File

@@ -39,6 +39,16 @@ linux,cma {
};
};
&emmc {
status = "okay";
bus-width = <8>;
cap-mmc-highspeed;
mmc-hs200-1_8v;
no-sd;
no-sdio;
};
&sata {
status = "okay";
};

18
arch/loongarch/boot/dts/loongson-2k2000.dtsi
View File

@@ -259,6 +259,24 @@ uart0: serial@1fe001e0 {
status = "disabled";
};
emmc: mmc@79990000 {
compatible = "loongson,ls2k2000-mmc";
reg = <0x0 0x79990000 0x0 0x1000>;
interrupt-parent = <&pic>;
interrupts = <51 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk LOONGSON2_EMMC_CLK>;
status = "disabled";
};
mmc@79991000 {
compatible = "loongson,ls2k2000-mmc";
reg = <0x0 0x79991000 0x0 0x1000>;
interrupt-parent = <&pic>;
interrupts = <50 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clk LOONGSON2_EMMC_CLK>;
status = "disabled";
};
pcie@1a000000 {
compatible = "loongson,ls2k-pci";
reg = <0x0 0x1a000000 0x0 0x02000000>,