Commit 4fd5ca0f authored by Binbin Zhou's avatar Binbin Zhou Committed by Huacai Chen
Browse files

LoongArch: dts: loongson-2k0500: Add nand controller support 



The module is supported, enable it.

Signed-off-by: default avatarBinbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent 4fdb5dd8

arch/loongarch/boot/dts/loongson-2k0500-ref.dts

+19 −0
Original line number Diff line number Diff line
@@ -41,6 +41,25 @@ linux,cma { 
	};

};



&apbdma0 {

	status = "okay";

};



&nand {

	status = "okay";



	#address-cells = <1>;

	#size-cells = <0>;

	nand@0 {

		reg = <0>;

		label = "ls2k0500-nand";

		nand-use-soft-ecc-engine;

		nand-ecc-algo = "bch";

		nand-ecc-strength = <8>;

		nand-ecc-step-size = <512>;

	};

};



&apbdma3 {

	status = "okay";

};

arch/loongarch/boot/dts/loongson-2k0500.dtsi

+11 −1
Original line number Diff line number Diff line
@@ -84,7 +84,7 @@ clk: clock-controller@1fe10400 { 
			clock-names = "ref_100m";

		};



		dma-controller@1fe10c00 {

		apbdma0: dma-controller@1fe10c00 {

			compatible = "loongson,ls2k0500-apbdma", "loongson,ls2k1000-apbdma";

			reg = <0 0x1fe10c00 0 0x8>;

			interrupt-parent = <&eiointc>;
@@ -172,6 +172,16 @@ eiointc: interrupt-controller@1fe11600 { 
			interrupts = <3>;

		};



		nand: nand-controller@1ff58000 {

			compatible = "loongson,ls2k0500-nand-controller";

			reg = <0 0x1ff58000 0 0x24>,

			      <0 0x1ff58040 0 0x4>;

			reg-names = "nand", "nand-dma";

			dmas = <&apbdma0 0>;

			dma-names = "rxtx";

			status = "disabled";

		};



		pwm@1ff5c000 {

			compatible = "loongson,ls2k0500-pwm", "loongson,ls7a-pwm";

			reg = <0x0 0x1ff5c000 0x0 0x10>;