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Diffstat (limited to 'dts/Bindings/dma/snps-dma.txt')
| -rw-r--r-- | dts/Bindings/dma/snps-dma.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/dts/Bindings/dma/snps-dma.txt b/dts/Bindings/dma/snps-dma.txt index 39e2b26be3..db757df705 100644 --- a/dts/Bindings/dma/snps-dma.txt +++ b/dts/Bindings/dma/snps-dma.txt @@ -27,6 +27,10 @@ Optional properties: general purpose DMA channel allocator. False if not passed. - multi-block: Multi block transfers supported by hardware. Array property with one cell per channel. 0: not supported, 1 (default): supported. +- snps,dma-protection-control: AHB HPROT[3:1] protection setting. + The default value is 0 (for non-cacheable, non-buffered, + unprivileged data access). + Refer to include/dt-bindings/dma/dw-dmac.h for possible values. Example: |