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[v1,4/4] arm64: dts: rockchip: rk356x: Move PCIe MSI to use GIC ITS instead of MBI

Message ID 20250215235431.143138-5-dmitry.osipenko@collabora.com (mailing list archive)
State New
Headers show
Series Add Rockchip 3568001/2 errata workarounds and enable ITS on RK356x | expand

Commit Message

Dmitry Osipenko Feb. 15, 2025, 11:54 p.m. UTC 
Rockchip 356x device-tree now supports GIC ITS. Move PCIe controller's
MSI to use ITS instead of MBI. This removes extra CPU overhead of handling
PCIe MBIs by letting GIC's ITS to serve the PCIe MSIs.

Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
---
 arch/arm64/boot/dts/rockchip/rk356x-base.dtsi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
index 423185686600..4f11141ea146 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x-base.dtsi
@@ -969,7 +969,7 @@  pcie2x1: pcie@fe260000 {
 		num-ib-windows = <6>;
 		num-ob-windows = <2>;
 		max-link-speed = <2>;
-		msi-map = <0x0 &gic 0x0 0x1000>;
+		msi-map = <0x0 &its 0x0 0x1000>;
 		num-lanes = <1>;
 		phys = <&combphy2 PHY_TYPE_PCIE>;
 		phy-names = "pcie-phy";