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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml | |
parent | Initial commit. (diff) | |
download | linux-upstream/5.10.209.tar.xz linux-upstream/5.10.209.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml b/Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml new file mode 100644 index 000000000..5e125cf2a --- /dev/null +++ b/Documentation/devicetree/bindings/iommu/allwinner,sun50i-h6-iommu.yaml @@ -0,0 +1,61 @@ +# 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>; + }; + +... |