diff options
| -rw-r--r-- | Documentation/devicetree/bindings/dma/stm32-dma.txt | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/dma/stm32-dma.txt b/Documentation/devicetree/bindings/dma/stm32-dma.txt index 70cd13f1588a..4408af693d0c 100644 --- a/Documentation/devicetree/bindings/dma/stm32-dma.txt +++ b/Documentation/devicetree/bindings/dma/stm32-dma.txt | |||
| @@ -40,8 +40,7 @@ Example: | |||
| 40 | 40 | ||
| 41 | DMA clients connected to the STM32 DMA controller must use the format | 41 | DMA clients connected to the STM32 DMA controller must use the format |
| 42 | described in the dma.txt file, using a five-cell specifier for each | 42 | described in the dma.txt file, using a five-cell specifier for each |
| 43 | channel: a phandle plus four integer cells. | 43 | channel: a phandle to the DMA controller plus the following four integer cells: |
| 44 | The four cells in order are: | ||
| 45 | 44 | ||
| 46 | 1. The channel id | 45 | 1. The channel id |
| 47 | 2. The request line number | 46 | 2. The request line number |
| @@ -61,7 +60,7 @@ The four cells in order are: | |||
| 61 | 0x1: medium | 60 | 0x1: medium |
| 62 | 0x2: high | 61 | 0x2: high |
| 63 | 0x3: very high | 62 | 0x3: very high |
| 64 | 5. A 32bit mask specifying the DMA FIFO threshold configuration which are device | 63 | 4. A 32bit mask specifying the DMA FIFO threshold configuration which are device |
| 65 | dependent: | 64 | dependent: |
| 66 | -bit 0-1: Fifo threshold | 65 | -bit 0-1: Fifo threshold |
| 67 | 0x0: 1/4 full FIFO | 66 | 0x0: 1/4 full FIFO |
