ISA node is required by Loongson64 platforms to initialize PIO support.
Kernel will hang at boot without ISA node.
Cc: stable@vger.kernel.org Signed-off-by: Jiaxun Yang jiaxun.yang@flygoat.com --- arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi index b2f66f6bb2fe..cc7747c5f21f 100644 --- a/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi +++ b/arch/mips/boot/dts/loongson/loongson64-2k1000.dtsi @@ -44,6 +44,13 @@ package0: bus@10000000 { 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>;