diff mbox series

[05/10] MIPS: dts: loongson: Add ISA node

Message ID 20240614-ls3k-mips-v1-5-7614340ace7d@flygoat.com (mailing list archive)
State Accepted
Commit da3f62466e5afc752f8b72146bbc4700dbba5a9f
Headers show
Series MIPS: Loongson64: Loongson-2K1000 fixes | expand

Commit Message

Jiaxun Yang June 14, 2024, 3:40 p.m. UTC 
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 mbox series

Patch

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>;