[PATCH v2 7/7] MIPS: Loongson64: dts: add node for LS7A PCH LPC
From: Icenowy Zheng
Date: Wed Feb 11 2026 - 04:45:25 EST
Loongson 7A series PCH contain a LPC IRQ controller.
Add the device tree node of it.
Signed-off-by: Icenowy Zheng <zhengxingda@xxxxxxxxxxx>
---
arch/mips/boot/dts/loongson/ls7a-pch.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
index 5269bf0f789b0..84546ebfaf443 100644
--- a/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
+++ b/arch/mips/boot/dts/loongson/ls7a-pch.dtsi
@@ -19,6 +19,15 @@ pic: interrupt-controller@10000000 {
#interrupt-cells = <2>;
};
+ lpc: interrupt-controller@10002000 {
+ compatible = "loongson,ls7a-lpc";
+ reg = <0 0x10002000 0 0x1000>;
+ interrupt-controller;
+ interrupt-parent = <&pic>;
+ interrupts = <19 IRQ_TYPE_LEVEL_HIGH>;
+ #interrupt-cells = <2>;
+ };
+
ls7a_uart0: serial@10080000 {
compatible = "ns16550a";
reg = <0 0x10080000 0 0x100>;
--
2.52.0