Although currently we're not enabling any ISA device in devicetree,
but this node is required to express the ranges of address reserved
for ISA.
Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
---
arch/mips/boot/dts/loongson/ls7a-pch.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index 1c286bb8c703..724929ea3f5f 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -19,6 +19,13 @@ pic: interrupt-controller@10000000 {
#interrupt-cells = <2>;
};
+ isa {
+ compatible = "isa";
+ #address-cells = <2>;
+ #size-cells = <1>;
+ ranges = <1 0 0 0x18000000 0x20000>;
+ };
+
pci@1a000000 {
compatible = "loongson,ls7a-pci";
device_type = "pci";
--
2.28.0.rc1
