Commit 0da2eff4 authored by Manivannan Sadhasivam's avatar Manivannan Sadhasivam Committed by Bjorn Andersson
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arm64: dts: qcom: sm8450: Allow both GIC-ITS and internal MSI controller 



The devicetree should specify both MSI implementations and the OS/driver
should choose the one based on the platform requirements. Currently, Linux
DWC driver will choose GIC-ITS over the internal MSI controller.

Fixes: a11bbf6adef4 ("arm64: dts: qcom: sm8450: Use GIC-ITS for PCIe0 and PCIe1")
Suggested-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarManivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: default avatarBjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20230111123004.21048-2-manivannan.sadhasivam@linaro.org
parent 772e6bc4

arch/arm64/boot/dts/qcom/sm8450.dtsi

+6 −0
Original line number Diff line number Diff line
@@ -1760,6 +1760,9 @@ 
			msi-map = <0x0 &gic_its 0x5981 0x1>,

				  <0x100 &gic_its 0x5980 0x1>;

			msi-map-mask = <0xff00>;

			interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;

			interrupt-names = "msi";

			#interrupt-cells = <1>;

			interrupt-map-mask = <0 0 0 0x7>;

			interrupt-map = <0 0 0 1 &intc 0 0 0 149 IRQ_TYPE_LEVEL_HIGH>, /* int_a */

					<0 0 0 2 &intc 0 0 0 150 IRQ_TYPE_LEVEL_HIGH>, /* int_b */
@@ -1873,6 +1876,9 @@ 
			msi-map = <0x0 &gic_its 0x5a01 0x1>,

				  <0x100 &gic_its 0x5a00 0x1>;

			msi-map-mask = <0xff00>;

			interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>;

			interrupt-names = "msi";

			#interrupt-cells = <1>;

			interrupt-map-mask = <0 0 0 0x7>;

			interrupt-map = <0 0 0 1 &intc 0 0 0 434 IRQ_TYPE_LEVEL_HIGH>, /* int_a */

					<0 0 0 2 &intc 0 0 0 435 IRQ_TYPE_LEVEL_HIGH>, /* int_b */