Commit b956c9de authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Thomas Gleixner
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arm64: dts: rockchip: rk356x: Move PCIe MSI to use GIC ITS instead of MBI 



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: default avatarDmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20250216221634.364158-4-dmitry.osipenko@collabora.com
parent f15be3d4

arch/arm64/boot/dts/rockchip/rk356x-base.dtsi

+1 −1
Original line number Diff line number Diff line
@@ -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";