openwrt/target/linux/ipq807x/patches-5.15/0111-arm64-dts-qcom-ipq8074-use-msi-parent-for-PCIe.patch

From fb1f6850be00d8dd8a54017be4c1336e224069ac Mon Sep 17 00:00:00 2001
From: Robert Marko <robimarko@gmail.com>
Date: Wed, 16 Nov 2022 22:26:25 +0100
Subject: [PATCH] arm64: dts: qcom: ipq8074: use msi-parent for PCIe

Instead of hardcoding the IRQ, simply use msi-parent instead.

Signed-off-by: Robert Marko <robimarko@gmail.com>
---
 arch/arm64/boot/dts/qcom/ipq8074.dtsi | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -699,7 +699,7 @@
 			reg = <0x0b000000 0x1000>, <0x0b002000 0x1000>;
 			ranges = <0 0xb00a000 0xffd>;
 
-			v2m@0 {
+			gic_v2m0: v2m@0 {
 				compatible = "arm,gic-v2m-frame";
 				msi-controller;
 				reg = <0x0 0xffd>;
@@ -811,8 +811,7 @@
 			ranges = <0x81000000 0x0 0x00000000 0x10200000 0x0 0x10000>,   /* I/O */
 				 <0x82000000 0x0 0x10220000 0x10220000 0x0 0xfde0000>; /* MEM */
 
-			interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
-			interrupt-names = "msi";
+			msi-parent = <&gic_v2m0>;
 			#interrupt-cells = <1>;
 			interrupt-map-mask = <0 0 0 0x7>;
 			interrupt-map = <0 0 0 1 &intc 0 142
@@ -873,8 +872,7 @@
 			ranges = <0x81000000 0x0 0x00000000 0x20200000 0x0 0x10000>,   /* I/O */
 				 <0x82000000 0x0 0x20220000 0x20220000 0x0 0xfde0000>; /* MEM */
 
-			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
-			interrupt-names = "msi";
+			msi-parent = <&gic_v2m0>;
 			#interrupt-cells = <1>;
 			interrupt-map-mask = <0 0 0 0x7>;
 			interrupt-map = <0 0 0 1 &intc 0 75