From: Chao Fu <[email protected]> DSPI can transfer data in DMA mode or PIO mode. The ajudgement of using DMA method(use-dma) will be read from dtb. And add DMA channels info of DSPI.
Signed-off-by: Chao Fu <[email protected]> --- arch/arm/boot/dts/vf610.dtsi | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm/boot/dts/vf610.dtsi b/arch/arm/boot/dts/vf610.dtsi index e1e1e51..2fe53c1 100644 --- a/arch/arm/boot/dts/vf610.dtsi +++ b/arch/arm/boot/dts/vf610.dtsi @@ -148,6 +148,10 @@ clocks = <&clks VF610_CLK_DSPI0>; clock-names = "dspi"; spi-num-chipselects = <5>; + use-dma; + dmas = <&edma0 0 12>, + <&edma0 0 13>; + dma-names = "rx", "tx"; status = "disabled"; }; -- 1.8.4 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
