diff options
Diffstat (limited to 'Documentation/devicetree/bindings/spi/spi_pl022.txt')
| -rw-r--r-- | Documentation/devicetree/bindings/spi/spi_pl022.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/devicetree/bindings/spi/spi_pl022.txt b/Documentation/devicetree/bindings/spi/spi_pl022.txt index 4d1673ca8cf8..7638b4968ddb 100644 --- a/Documentation/devicetree/bindings/spi/spi_pl022.txt +++ b/Documentation/devicetree/bindings/spi/spi_pl022.txt @@ -30,7 +30,10 @@ contain the following properties. 0: SPI 1: Texas Instruments Synchronous Serial Frame Format 2: Microwire (Half Duplex) -- pl022,com-mode : polling, interrupt or dma +- pl022,com-mode : specifies the transfer mode: + 0: interrupt mode + 1: polling mode (default mode if property not present) + 2: DMA mode - pl022,rx-level-trig : Rx FIFO watermark level - pl022,tx-level-trig : Tx FIFO watermark level - pl022,ctrl-len : Microwire interface: Control length @@ -56,9 +59,7 @@ Example: spi-max-frequency = <12000000>; spi-cpol; spi-cpha; - pl022,hierarchy = <0>; pl022,interface = <0>; - pl022,slave-tx-disable; pl022,com-mode = <0x2>; pl022,rx-level-trig = <0>; pl022,tx-level-trig = <0>; @@ -67,4 +68,3 @@ Example: pl022,duplex = <0>; }; }; - |