MIPS: dts: loongson: Add ISA node

commit da3f62466e5afc752f8b72146bbc4700dbba5a9f upstream. ISA node is required by Loongson64 platforms to initialize PIO support. Kernel will hang at boot without ISA node. Cc: [email protected] Signed-off-by: Jiaxun Yang <[email protected]> Signed-off-by: Thomas Bogendoerfer <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> (cherry picked from commit f29119b301d598f245154edc797c69c712a8b7fe)
deepin-community · Dec 10, 2024 · aaee0a7 · aaee0a7
1 parent 571cc86
commit aaee0a7
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi
@@ -52,6 +52,13 @@
 			0 0x40000000 0 0x40000000 0 0x40000000
 			0xfe 0x00000000 0xfe 0x00000000 0 0x40000000>;
 
+		isa@18000000 {
+			compatible = "isa";
+			#size-cells = <1>;
+			#address-cells = <2>;
+			ranges = <1 0x0 0x0 0x18000000 0x4000>;
+		};
+
 		pm: reset-controller@1fe07000 {
 			compatible = "loongson,ls2k-pm";
 			reg = <0 0x1fe07000 0 0x422>;