openwrtv4/target/linux/layerscape/patches-4.4/3231-arm-dts-ls1021a-share-all-MSIs.patch
Yangbo Lu 0e5d67d483 layerscape: add LS1043A Rev1.1 support
Backport kernel patches for LS1043A Rev1.1 support from upstream,
patchwork, and SDK. And update to latest u-boot to support LS1043A
Rev1.1.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
2017-02-26 08:41:40 +01:00

42 lines
1.6 KiB
Diff

From 190ae222ef6ded27021620afdc3f5a36861d3625 Mon Sep 17 00:00:00 2001
From: Minghuan Lian <Minghuan.Lian@nxp.com>
Date: Tue, 17 Jan 2017 17:32:38 +0800
Subject: [PATCH 07/13] arm: dts: ls1021a: share all MSIs
Cherry-pick patchwork patch.
In order to maximize the use of MSI, a PCIe controller will share
all MSI controllers. The patch changes msi-parent to refer to all
MSI controller dts nodes.
Signed-off-by: Minghuan Lian <Minghuan.Lian@nxp.com>
Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
---
arch/arm/boot/dts/ls1021a.dtsi | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index a2a3e8e..bf4ffeb 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -568,7 +568,7 @@
bus-range = <0x0 0xff>;
ranges = <0x81000000 0x0 0x00000000 0x40 0x00010000 0x0 0x00010000 /* downstream I/O */
0x82000000 0x0 0x40000000 0x40 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
- msi-parent = <&msi1>;
+ msi-parent = <&msi1>, <&msi2>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0000 0 0 1 &gic GIC_SPI 91 IRQ_TYPE_LEVEL_HIGH>,
@@ -591,7 +591,7 @@
bus-range = <0x0 0xff>;
ranges = <0x81000000 0x0 0x00000000 0x48 0x00010000 0x0 0x00010000 /* downstream I/O */
0x82000000 0x0 0x40000000 0x48 0x40000000 0x0 0x40000000>; /* non-prefetchable memory */
- msi-parent = <&msi2>;
+ msi-parent = <&msi1>, <&msi2>;
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 7>;
interrupt-map = <0000 0 0 1 &gic GIC_SPI 92 IRQ_TYPE_LEVEL_HIGH>,
--
2.1.0.27.g96db324