| # 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 |
| |
| 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: |
| oneOf: |
| - const: allwinner,sun50i-h6-iommu |
| - const: allwinner,sun50i-h616-iommu |
| - items: |
| - const: allwinner,sun55i-a523-iommu |
| - const: allwinner,sun50i-h616-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>; |
| }; |
| |
| ... |
