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[2/3] arm:dts:vf-610:add vybrid DSPI DMA transfer support

Message ID 1393311258-14380-2-git-send-email-b44548@freescale.com (mailing list archive)
State Changes Requested
Headers show

Commit Message

Chao Fu Feb. 25, 2014, 6:54 a.m. UTC 
From: Chao Fu <B44548@freescale.com>

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      <b44548@freescale.com>
---
 arch/arm/boot/dts/vf610.dtsi | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

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";
 			};