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Subject[PATCH 5/5] MIPS: Loongson64: Add ISA node for LS7A PCH
Date
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@flygoat.com>
---
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
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