linux-kernel - [PATCH 2/3] ARM: dts: add AM33XX SPI DMA support

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Message-ID: <1378841079-15796-3-git-send-email-joelf@ti.com>
Date:	Tue, 10 Sep 2013 14:24:38 -0500
From:	Joel Fernandes <joelf@...com>
To:	Benoit Cousson <bcousson@...libre.com>
CC:	Nishanth Menon <nm@...com>,
	Devicetree Discuss <devicetree@...r.kernel.org>,
	Linux OMAP List <linux-omap@...r.kernel.org>,
	Linux ARM Kernel List <linux-arm-kernel@...ts.infradead.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Documentation List <linux-doc@...r.kernel.org>,
	Linux MMC List <linux-mmc@...r.kernel.org>,
	Linux SPI Devel List 
	<spi-devel-general@...ts.sourceforge.net>
Subject: [PATCH 2/3] ARM: dts: add AM33XX SPI DMA support

From: Matt Porter <mporter@...com>

Adds DMA resources to the AM33XX SPI nodes.

Signed-off-by: Matt Porter <mporter@...com>
Signed-off-by: Joel A Fernandes <joelagnel@...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 19a1c1d..9ce85e5 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -335,6 +335,11 @@
 			interrupts = <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";
 		};
 
@@ -346,6 +351,11 @@
 			interrupts = <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";
 		};
 
-- 
1.8.1.2

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