diff options
Diffstat (limited to 'dts/Bindings/dma/nvidia,tegra186-gpc-dma.yaml')
| -rw-r--r-- | dts/Bindings/dma/nvidia,tegra186-gpc-dma.yaml | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/dts/Bindings/dma/nvidia,tegra186-gpc-dma.yaml b/dts/Bindings/dma/nvidia,tegra186-gpc-dma.yaml index 9dd1476d18..a790e56878 100644 --- a/dts/Bindings/dma/nvidia,tegra186-gpc-dma.yaml +++ b/dts/Bindings/dma/nvidia,tegra186-gpc-dma.yaml @@ -4,7 +4,7 @@ $id: http://devicetree.org/schemas/dma/nvidia,tegra186-gpc-dma.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: NVIDIA Tegra GPC DMA Controller Device Tree Bindings +title: NVIDIA Tegra GPC DMA Controller description: | The Tegra General Purpose Central (GPC) DMA controller is used for faster @@ -16,14 +16,16 @@ maintainers: - Rajesh Gumasta <rgumasta@nvidia.com> allOf: - - $ref: "dma-controller.yaml#" + - $ref: dma-controller.yaml# properties: compatible: oneOf: - const: nvidia,tegra186-gpcdma - items: - - const: nvidia,tegra194-gpcdma + - enum: + - nvidia,tegra234-gpcdma + - nvidia,tegra194-gpcdma - const: nvidia,tegra186-gpcdma "#dma-cells": @@ -37,7 +39,7 @@ properties: Should contain all of the per-channel DMA interrupts in ascending order with respect to the DMA channel index. minItems: 1 - maxItems: 31 + maxItems: 32 resets: maxItems: 1 @@ -50,6 +52,9 @@ properties: dma-coherent: true + dma-channel-mask: + maxItems: 1 + required: - compatible - reg @@ -58,6 +63,7 @@ required: - reset-names - "#dma-cells" - iommus + - dma-channel-mask additionalProperties: false @@ -106,5 +112,6 @@ examples: #dma-cells = <1>; iommus = <&smmu TEGRA186_SID_GPCDMA_0>; dma-coherent; + dma-channel-mask = <0xfffffffe>; }; ... |