diff options
Diffstat (limited to 'dts/Bindings/dma')
| -rw-r--r-- | dts/Bindings/dma/adi,axi-dmac.txt | 4 | ||||
| -rw-r--r-- | dts/Bindings/dma/fsl-imx-sdma.txt | 1 | ||||
| -rw-r--r-- | dts/Bindings/dma/nvidia,tegra210-adma.txt | 4 |
3 files changed, 6 insertions, 3 deletions
diff --git a/dts/Bindings/dma/adi,axi-dmac.txt b/dts/Bindings/dma/adi,axi-dmac.txt index 47cb1d14b6..b38ee732ef 100644 --- a/dts/Bindings/dma/adi,axi-dmac.txt +++ b/dts/Bindings/dma/adi,axi-dmac.txt @@ -18,7 +18,6 @@ Required properties for adi,channels sub-node: Required channel sub-node properties: - reg: Which channel this node refers to. - - adi,length-width: Width of the DMA transfer length register. - adi,source-bus-width, adi,destination-bus-width: Width of the source or destination bus in bits. - adi,source-bus-type, @@ -28,7 +27,8 @@ Required channel sub-node properties: 1 (AXI_DMAC_TYPE_AXI_STREAM): Streaming AXI interface 2 (AXI_DMAC_TYPE_AXI_FIFO): FIFO interface -Optional channel properties: +Deprecated optional channel properties: + - adi,length-width: Width of the DMA transfer length register. - adi,cyclic: Must be set if the channel supports hardware cyclic DMA transfers. - adi,2d: Must be set if the channel supports hardware 2D DMA transfers. diff --git a/dts/Bindings/dma/fsl-imx-sdma.txt b/dts/Bindings/dma/fsl-imx-sdma.txt index 3c9a57a844..9d8bbac27d 100644 --- a/dts/Bindings/dma/fsl-imx-sdma.txt +++ b/dts/Bindings/dma/fsl-imx-sdma.txt @@ -9,6 +9,7 @@ Required properties: "fsl,imx53-sdma" "fsl,imx6q-sdma" "fsl,imx7d-sdma" + "fsl,imx8mq-sdma" The -to variants should be preferred since they allow to determine the correct ROM script addresses needed for the driver to work without additional firmware. diff --git a/dts/Bindings/dma/nvidia,tegra210-adma.txt b/dts/Bindings/dma/nvidia,tegra210-adma.txt index 2f35b047f7..245d306371 100644 --- a/dts/Bindings/dma/nvidia,tegra210-adma.txt +++ b/dts/Bindings/dma/nvidia,tegra210-adma.txt @@ -4,7 +4,9 @@ The Tegra Audio DMA controller that is used for transferring data between system memory and the Audio Processing Engine (APE). Required properties: -- compatible: Must be "nvidia,tegra210-adma". +- compatible: Should contain one of the following: + - "nvidia,tegra210-adma": for Tegra210 + - "nvidia,tegra186-adma": for Tegra186 and Tegra194 - reg: Should contain DMA registers location and length. This should be a single entry that includes all of the per-channel registers in one contiguous bank. |