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

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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: Huacai Chen <chenhuacai@loongson.cn>
This commit is contained in:
Huacai Chen 2024-04-10 21:08:51 +08:00
parent ec2bbc575e
commit b07b9f353d
1 changed files with 8 additions and 1 deletions
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9
arch/loongarch/boot/dts/loongson-2k2000.dtsi
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@ -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 {