Unverified Commit dd5c1606 authored by Ard Biesheuvel's avatar Ard Biesheuvel Committed by Arnd Bergmann
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dt: amd-seattle: add a description of the PCIe SMMU 



Add a description of the SMMU that covers the PCIe host bridge
on AMD Seattle.

Signed-off-by: default avatarArd Biesheuvel <ardb@kernel.org>
Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent acd9208e

arch/arm64/boot/dts/amd/amd-seattle-soc.dtsi

+10 −0
Original line number Diff line number Diff line
@@ -239,6 +239,16 @@ pcie0: pcie@f0000000 { 
				<0x02000000 0x00 0x40000000 0x00 0x40000000 0x00 0x80000000>,

				/* 64-bit MMIO (size= 508G) */

				<0x03000000 0x01 0x00000000 0x01 0x00000000 0x7f 0x00000000>;

			iommu-map = <0x0 &pcie_smmu 0x0 0x10000>;

		};



		pcie_smmu: iommu@e0a00000 {

			compatible = "arm,mmu-401";

			reg = <0 0xe0a00000 0 0x10000>;

			#global-interrupts = <1>;

			interrupts = <0 333 4>, <0 333 4>;

			#iommu-cells = <1>;

			dma-coherent;

		};



		/* Perf CCN504 PMU */