diff options
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt index 68b83ecc3850..ee9be9961524 100644 --- a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt +++ b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt | |||
| @@ -1,12 +1,16 @@ | |||
| 1 | * Freescale Smart Direct Memory Access (SDMA) Controller for i.MX | 1 | * Freescale Smart Direct Memory Access (SDMA) Controller for i.MX |
| 2 | 2 | ||
| 3 | Required properties: | 3 | Required properties: |
| 4 | - compatible : Should be "fsl,imx31-sdma", "fsl,imx31-to1-sdma", | 4 | - compatible : Should be one of |
| 5 | "fsl,imx31-to2-sdma", "fsl,imx35-sdma", "fsl,imx35-to1-sdma", | 5 | "fsl,imx25-sdma" |
| 6 | "fsl,imx35-to2-sdma", "fsl,imx51-sdma", "fsl,imx53-sdma" or | 6 | "fsl,imx31-sdma", "fsl,imx31-to1-sdma", "fsl,imx31-to2-sdma" |
| 7 | "fsl,imx6q-sdma". The -to variants should be preferred since they | 7 | "fsl,imx35-sdma", "fsl,imx35-to1-sdma", "fsl,imx35-to2-sdma" |
| 8 | allow to determnine the correct ROM script addresses needed for | 8 | "fsl,imx51-sdma" |
| 9 | the driver to work without additional firmware. | 9 | "fsl,imx53-sdma" |
| 10 | "fsl,imx6q-sdma" | ||
| 11 | The -to variants should be preferred since they allow to determnine the | ||
| 12 | correct ROM script addresses needed for the driver to work without additional | ||
| 13 | firmware. | ||
| 10 | - reg : Should contain SDMA registers location and length | 14 | - reg : Should contain SDMA registers location and length |
| 11 | - interrupts : Should contain SDMA interrupt | 15 | - interrupts : Should contain SDMA interrupt |
| 12 | - #dma-cells : Must be <3>. | 16 | - #dma-cells : Must be <3>. |