linux-kernel - [PATCH 5/9] spi: tegra20-sflash: move to generic dma DT binding

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Date:	Wed, 24 Jul 2013 12:09:58 +0800
From:	Richard Zhao <rizhao@...dia.com>
To:	<devicetree-discuss@...ts.ozlabs.org>, <linux-doc@...r.kernel.org>,
	<linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-spi@...r.kernel.org>, <linux-serial@...r.kernel.org>,
	<alsa-devel@...a-project.org>
CC:	<grant.likely@...aro.org>, <rob.herring@...xeda.com>,
	<rob@...dley.net>, <swarren@...dotorg.org>, <vinod.koul@...el.com>,
	<djbw@...com>, <broonie@...nel.org>, <gregkh@...uxfoundation.org>,
	<lgirdwood@...il.com>, <rizhao@...dia.com>, <linuxzsc@...il.com>,
	<ldewangan@...dia.com>, <dev@...xeye.de>
Subject: [PATCH 5/9] spi: tegra20-sflash: move to generic dma DT binding

update binding doc.

Signed-off-by: Richard Zhao <rizhao@...dia.com>
---
 .../devicetree/bindings/spi/nvidia,tegra20-sflash.txt          | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt b/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt
index 7b53da5..fa22d1b 100644
--- a/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt
+++ b/Documentation/devicetree/bindings/spi/nvidia,tegra20-sflash.txt
@@ -4,8 +4,11 @@ Required properties:
 - compatible : should be "nvidia,tegra20-sflash".
 - reg: Should contain SFLASH registers location and length.
 - interrupts: Should contain SFLASH interrupts.
-- nvidia,dma-request-selector : The Tegra DMA controller's phandle and
-  request selector for this SFLASH controller.
+
+Optional properties:
+- dmas : The Tegra DMA controller's phandle and request selector for
+  this SFLASH controller.
+- dma-names : Should be "rx-tx".
 
 Recommended properties:
 - spi-max-frequency: Definition as per
@@ -17,7 +20,8 @@ spi@...0c380 {
 	compatible = "nvidia,tegra20-sflash";
 	reg = <0x7000c380 0x80>;
 	interrupts = <0 39 0x04>;
-	nvidia,dma-request-selector = <&apbdma 16>;
+	dmas = <&apbdma 16>;
+	dma-names = "rx-tx";
 	spi-max-frequency = <25000000>;
 	#address-cells = <1>;
 	#size-cells = <0>;
-- 
1.8.1.5

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