Add iommu-map and iommu-map-mask properties into PCIe host nodes. Note that iommu-map-mask should be zero because the IPMMU assigns one micro TLB ID only, to the PCIe host. Also change dma-ranges arguments for IOMMU. Notes that the dma-ranges can be used if IOMMU is disabled. Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx> --- Changes from v2: https://lore.kernel.org/all/20230426082812.3621678-1-yoshihiro.shimoda.uh@xxxxxxxxxxx/ - Revise the commit description. - Change the fourth argument of iommu-map. - Add IOMMU related propreties into r8a77980 and r8a774{a1,b1,c0,e1}.dtsi. Changes from v1: https://lore.kernel.org/all/20230421122608.3389397-1-yoshihiro.shimoda.uh@xxxxxxxxxxx/ - Drop iommus property. - Add iommu-map-mask property. - Revise the commit description. arch/arm64/boot/dts/renesas/r8a774a1.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a774b1.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a774c0.dtsi | 6 ++++-- arch/arm64/boot/dts/renesas/r8a774e1.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a77951.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a77960.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a77961.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a77965.dtsi | 12 ++++++++---- arch/arm64/boot/dts/renesas/r8a77980.dtsi | 5 ++++- arch/arm64/boot/dts/renesas/r8a77990.dtsi | 6 ++++-- 10 files changed, 68 insertions(+), 33 deletions(-) diff --git a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi index c21b78685123..9065dc243428 100644 --- a/arch/arm64/boot/dts/renesas/r8a774a1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774a1.dtsi @@ -2359,8 +2359,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2371,6 +2371,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774A1_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2386,8 +2388,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2398,6 +2400,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774A1_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi index 82216ce7a92a..75776decd218 100644 --- a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi @@ -2238,8 +2238,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2250,6 +2250,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774B1_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2265,8 +2267,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2277,6 +2279,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774B1_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi index 10abfde329d0..ad2e87b039ac 100644 --- a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi @@ -1704,8 +1704,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x40000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -1716,6 +1716,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774C0_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi index 2828e05b40b3..2acf4067ab2f 100644 --- a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi @@ -2471,8 +2471,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2483,6 +2483,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774E1_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2498,8 +2500,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2510,6 +2512,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A774E1_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77951.dtsi b/arch/arm64/boot/dts/renesas/r8a77951.dtsi index 10b91e9733bf..6d15229d25ab 100644 --- a/arch/arm64/boot/dts/renesas/r8a77951.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77951.dtsi @@ -2778,8 +2778,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x40000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2790,6 +2790,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2805,8 +2807,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x40000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2817,6 +2819,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77960.dtsi b/arch/arm64/boot/dts/renesas/r8a77960.dtsi index 3ea8572e917f..17062ec506be 100644 --- a/arch/arm64/boot/dts/renesas/r8a77960.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77960.dtsi @@ -2565,8 +2565,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2577,6 +2577,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2592,8 +2594,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2604,6 +2606,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77961.dtsi b/arch/arm64/boot/dts/renesas/r8a77961.dtsi index d52cb0b67d80..d3f47da1b626 100644 --- a/arch/arm64/boot/dts/renesas/r8a77961.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77961.dtsi @@ -2445,8 +2445,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2457,6 +2457,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A77961_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2472,8 +2474,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2484,6 +2486,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A77961_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77965.dtsi b/arch/arm64/boot/dts/renesas/r8a77965.dtsi index 9584115c6b17..c75820038491 100644 --- a/arch/arm64/boot/dts/renesas/r8a77965.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77965.dtsi @@ -2423,8 +2423,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -2435,6 +2435,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A77965_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; @@ -2450,8 +2452,8 @@ pciec1: pcie@ee800000 { <0x02000000 0 0xeea00000 0 0xeea00000 0 0x00200000>, <0x02000000 0 0xc0000000 0 0xc0000000 0 0x08000000>, <0x42000000 0 0xc8000000 0 0xc8000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -2462,6 +2464,8 @@ pciec1: pcie@ee800000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A77965_PD_ALWAYS_ON>; resets = <&cpg 318>; + iommu-map = <0 &ipmmu_hc 1 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77980.dtsi b/arch/arm64/boot/dts/renesas/r8a77980.dtsi index c4ac28a0f716..5ed2daaca1f0 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77980.dtsi @@ -1386,7 +1386,8 @@ pciec: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x0200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x8000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x8000000>; - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x80000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>; @@ -1399,6 +1400,8 @@ pciec: pcie@fe000000 { resets = <&cpg 319>; phys = <&pcie_phy>; phy-names = "pcie"; + iommu-map = <0 &ipmmu_vi0 5 1>; + iommu-map-mask = <0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/renesas/r8a77990.dtsi b/arch/arm64/boot/dts/renesas/r8a77990.dtsi index 4529e9b57c33..1be0b99c15ed 100644 --- a/arch/arm64/boot/dts/renesas/r8a77990.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77990.dtsi @@ -1870,8 +1870,8 @@ pciec0: pcie@fe000000 { <0x02000000 0 0xfe200000 0 0xfe200000 0 0x00200000>, <0x02000000 0 0x30000000 0 0x30000000 0 0x08000000>, <0x42000000 0 0x38000000 0 0x38000000 0 0x08000000>; - /* Map all possible DDR as inbound ranges */ - dma-ranges = <0x42000000 0 0x40000000 0 0x40000000 0 0x40000000>; + /* Map all possible DDR/IOMMU as inbound ranges */ + dma-ranges = <0x42000000 0 0x00000000 0 0x00000000 1 0x00000000>; interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; @@ -1882,6 +1882,8 @@ pciec0: pcie@fe000000 { clock-names = "pcie", "pcie_bus"; power-domains = <&sysc R8A77990_PD_ALWAYS_ON>; resets = <&cpg 319>; + iommu-map = <0 &ipmmu_hc 0 1>; + iommu-map-mask = <0>; status = "disabled"; }; -- 2.25.1
