diff options
Diffstat (limited to 'Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt b/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt index 4256a6df9b79..aad527b357a0 100644 --- a/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt +++ b/Documentation/devicetree/bindings/spi/fsl-imx-cspi.txt @@ -7,6 +7,9 @@ Required properties: - interrupts : Should contain CSPI/eCSPI interrupt - fsl,spi-num-chipselects : Contains the number of the chipselect - cs-gpios : Specifies the gpio pins to be used for chipselects. +- dmas: DMA specifiers for tx and rx dma. See the DMA client binding, + Documentation/devicetree/bindings/dma/dma.txt +- dma-names: DMA request names should include "tx" and "rx" if present. Example: @@ -19,4 +22,6 @@ ecspi@70010000 { fsl,spi-num-chipselects = <2>; cs-gpios = <&gpio3 24 0>, /* GPIO3_24 */ <&gpio3 25 0>; /* GPIO3_25 */ + dmas = <&sdma 3 7 1>, <&sdma 4 7 2>; + dma-names = "rx", "tx"; }; |