[PATCH v9 9/9] ARM: dts: add AM33XX SPI DMA support

Matt Porter mporter at ti.com
Wed Mar 6 11:15:39 EST 2013


Adds DMA resources to the AM33XX SPI nodes.

Signed-off-by: Matt Porter <mporter at ti.com>
---
 arch/arm/boot/dts/am33xx.dtsi |   10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index cbea5ab..c3c781a 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -327,6 +327,11 @@
 			interrupt = <65>;
 			ti,spi-num-cs = <2>;
 			ti,hwmods = "spi0";
+			dmas = <&edma 16
+				&edma 17
+				&edma 18
+				&edma 19>;
+			dma-names = "tx0", "rx0", "tx1", "rx1";
 			status = "disabled";
 		};
 
@@ -338,6 +343,11 @@
 			interrupt = <125>;
 			ti,spi-num-cs = <2>;
 			ti,hwmods = "spi1";
+			dmas = <&edma 42
+				&edma 43
+				&edma 44
+				&edma 45>;
+			dma-names = "tx0", "rx0", "tx1", "rx1";
 			status = "disabled";
 		};
 
-- 
1.7.9.5




More information about the linux-arm-kernel mailing list