Commit b07b9f35 authored by Huacai Chen's avatar Huacai Chen
Browse files

LoongArch: Update dts for Loongson-2K2000 to support ISA/LPC 



Some Loongson-2K2000 platforms have ISA/LPC devices such as Super-IO,
define an ISA node in the dts file to avoid access error. Also adjust
the PCI io resource range to avoid confliction.

Signed-off-by: default avatarHuacai Chen <chenhuacai@loongson.cn>
parent ec2bbc57

arch/loongarch/boot/dts/loongson-2k2000.dtsi

+8 −1
Original line number Diff line number Diff line
@@ -51,6 +51,13 @@ bus@10000000 { 
		#address-cells = <2>;

		#size-cells = <2>;



		isa@18400000 {

			compatible = "isa";

			#size-cells = <1>;

			#address-cells = <2>;

			ranges = <1 0x0 0x0 0x18400000 0x4000>;

		};



		pmc: power-management@100d0000 {

			compatible = "loongson,ls2k2000-pmc", "loongson,ls2k0500-pmc", "syscon";

			reg = <0x0 0x100d0000 0x0 0x58>;
@@ -141,7 +148,7 @@ pcie@1a000000 { 
			#size-cells = <2>;

			device_type = "pci";

			bus-range = <0x0 0xff>;

			ranges = <0x01000000 0x0 0x00008000 0x0 0x18400000 0x0 0x00008000>,

			ranges = <0x01000000 0x0 0x00008000 0x0 0x18408000 0x0 0x00008000>,

				 <0x02000000 0x0 0x60000000 0x0 0x60000000 0x0 0x20000000>;



			gmac0: ethernet@3,0 {