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authorHuacai Chen <chenhuacai@loongson.cn>2024-04-10 21:08:51 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2024-04-10 21:08:51 +0800
commitec2bbc575e44909fd333328537519145852927a6 (patch)
treed4264dec55dd466a48e59ab2f6af0225363293c5
parent1a629fe4cca0fc4cf546b4ca2e9d4b75bbfde9ff (diff)
downloadlinux-ec2bbc575e44909fd333328537519145852927a6.tar.gz
LoongArch: Update dts for Loongson-2K1000 to support ISA/LPC
Some Loongson-2K1000 platforms have ISA/LPC devices such as Super-IO, define an ISA node in the dts file to avoid access error. Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
-rw-r--r--arch/loongarch/boot/dts/loongson-2k1000.dtsi7
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/loongarch/boot/dts/loongson-2k1000.dtsi b/arch/loongarch/boot/dts/loongson-2k1000.dtsi
index 49a70f8c3cab22..b6aeb1f70e2a03 100644
--- a/arch/loongarch/boot/dts/loongson-2k1000.dtsi
+++ b/arch/loongarch/boot/dts/loongson-2k1000.dtsi
@@ -100,6 +100,13 @@
#size-cells = <2>;
dma-coherent;
+ isa@18000000 {
+ compatible = "isa";
+ #size-cells = <1>;
+ #address-cells = <2>;
+ ranges = <1 0x0 0x0 0x18000000 0x4000>;
+ };
+
liointc0: interrupt-controller@1fe01400 {
compatible = "loongson,liointc-2.0";
reg = <0x0 0x1fe01400 0x0 0x40>,