Loading Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml 0 → 100644 +61 −0 Original line number Diff line number Diff line # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/iommu/allwinner,sun50i-h6-iommu.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Allwinner H6 IOMMU Device Tree Bindings maintainers: - Chen-Yu Tsai <wens@csie.org> - Maxime Ripard <mripard@kernel.org> properties: "#iommu-cells": const: 1 description: The content of the cell is the master ID. compatible: const: allwinner,sun50i-h6-iommu reg: maxItems: 1 interrupts: maxItems: 1 clocks: maxItems: 1 resets: maxItems: 1 required: - "#iommu-cells" - compatible - reg - interrupts - clocks - resets additionalProperties: false examples: - | #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/clock/sun50i-h6-ccu.h> #include <dt-bindings/reset/sun50i-h6-ccu.h> iommu: iommu@30f0000 { compatible = "allwinner,sun50i-h6-iommu"; reg = <0x030f0000 0x10000>; interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_IOMMU>; resets = <&ccu RST_BUS_IOMMU>; #iommu-cells = <1>; }; ... Documentation/devicetree/bindings/iommu/arm,smmu.yaml +3 −1 Original line number Diff line number Diff line Loading @@ -41,7 +41,9 @@ properties: - const: arm,mmu-500 - const: arm,smmu-v2 - items: - const: arm,mmu-401 - enum: - arm,mmu-400 - arm,mmu-401 - const: arm,smmu-v1 - enum: - arm,smmu-v1 Loading Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt +3 −0 Original line number Diff line number Diff line Loading @@ -184,6 +184,9 @@ For the compatible strings below the following phandle references are required: followed by the offset within syscon for conn_box_spare0 register. The Hexagon node must contain iommus property as described in ../iommu/iommu.txt on platforms which do not have TrustZone. = SUBNODES: The Hexagon node must contain two subnodes, named "mba" and "mpss" representing the memory regions used by the Hexagon firmware. Each sub-node must contain: Loading arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi +5 −0 Original line number Diff line number Diff line Loading @@ -631,6 +631,11 @@ ap_ts_i2c: &i2c14 { status = "okay"; }; &mss_pil { iommus = <&apps_smmu 0x780 0x1>, <&apps_smmu 0x724 0x3>; }; &pm8998_pwrkey { status = "disabled"; }; Loading drivers/iommu/Kconfig +9 −0 Original line number Diff line number Diff line Loading @@ -303,6 +303,15 @@ config ROCKCHIP_IOMMU Say Y here if you are using a Rockchip SoC that includes an IOMMU device. config SUN50I_IOMMU bool "Allwinner H6 IOMMU Support" depends on ARCH_SUNXI || COMPILE_TEST select ARM_DMA_USE_IOMMU select IOMMU_API select IOMMU_DMA help Support for the IOMMU introduced in the Allwinner H6 SoCs. config TEGRA_IOMMU_GART bool "Tegra GART IOMMU Support" depends on ARCH_TEGRA_2x_SOC Loading Loading
Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml 0 → 100644 +61 −0 Original line number Diff line number Diff line # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/iommu/allwinner,sun50i-h6-iommu.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Allwinner H6 IOMMU Device Tree Bindings maintainers: - Chen-Yu Tsai <wens@csie.org> - Maxime Ripard <mripard@kernel.org> properties: "#iommu-cells": const: 1 description: The content of the cell is the master ID. compatible: const: allwinner,sun50i-h6-iommu reg: maxItems: 1 interrupts: maxItems: 1 clocks: maxItems: 1 resets: maxItems: 1 required: - "#iommu-cells" - compatible - reg - interrupts - clocks - resets additionalProperties: false examples: - | #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/interrupt-controller/irq.h> #include <dt-bindings/clock/sun50i-h6-ccu.h> #include <dt-bindings/reset/sun50i-h6-ccu.h> iommu: iommu@30f0000 { compatible = "allwinner,sun50i-h6-iommu"; reg = <0x030f0000 0x10000>; interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>; clocks = <&ccu CLK_BUS_IOMMU>; resets = <&ccu RST_BUS_IOMMU>; #iommu-cells = <1>; }; ...
Documentation/devicetree/bindings/iommu/arm,smmu.yaml +3 −1 Original line number Diff line number Diff line Loading @@ -41,7 +41,9 @@ properties: - const: arm,mmu-500 - const: arm,smmu-v2 - items: - const: arm,mmu-401 - enum: - arm,mmu-400 - arm,mmu-401 - const: arm,smmu-v1 - enum: - arm,smmu-v1 Loading
Documentation/devicetree/bindings/remoteproc/qcom,q6v5.txt +3 −0 Original line number Diff line number Diff line Loading @@ -184,6 +184,9 @@ For the compatible strings below the following phandle references are required: followed by the offset within syscon for conn_box_spare0 register. The Hexagon node must contain iommus property as described in ../iommu/iommu.txt on platforms which do not have TrustZone. = SUBNODES: The Hexagon node must contain two subnodes, named "mba" and "mpss" representing the memory regions used by the Hexagon firmware. Each sub-node must contain: Loading
arch/arm64/boot/dts/qcom/sdm845-cheza.dtsi +5 −0 Original line number Diff line number Diff line Loading @@ -631,6 +631,11 @@ ap_ts_i2c: &i2c14 { status = "okay"; }; &mss_pil { iommus = <&apps_smmu 0x780 0x1>, <&apps_smmu 0x724 0x3>; }; &pm8998_pwrkey { status = "disabled"; }; Loading
drivers/iommu/Kconfig +9 −0 Original line number Diff line number Diff line Loading @@ -303,6 +303,15 @@ config ROCKCHIP_IOMMU Say Y here if you are using a Rockchip SoC that includes an IOMMU device. config SUN50I_IOMMU bool "Allwinner H6 IOMMU Support" depends on ARCH_SUNXI || COMPILE_TEST select ARM_DMA_USE_IOMMU select IOMMU_API select IOMMU_DMA help Support for the IOMMU introduced in the Allwinner H6 SoCs. config TEGRA_IOMMU_GART bool "Tegra GART IOMMU Support" depends on ARCH_TEGRA_2x_SOC Loading