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authorShawn Guo <shawn.guo@linaro.org>2011-07-14 02:35:48 +0200
committerShawn Guo <shawn.guo@linaro.org>2011-07-27 03:31:56 +0200
commit580975d7f48d7d047e22bb0f42adf7557801d8d4 (patch)
tree811134cad5d6d051d853e48f2d84e6f25fab49d0 /Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
parentdmaengine: imx-sdma: sdma_get_firmware does not need to copy fw_name (diff)
downloadlinux-580975d7f48d7d047e22bb0f42adf7557801d8d4.tar.xz
linux-580975d7f48d7d047e22bb0f42adf7557801d8d4.zip
dmaengine: imx-sdma: add device tree probe support
It adds device tree probe support for imx-sdma driver. Signed-off-by: Shawn Guo <shawn.guo@linaro.org> Cc: Grant Likely <grant.likely@secretlab.ca> Cc: Vinod Koul <vinod.koul@intel.com> Cc: Sascha Hauer <s.hauer@pengutronix.de> Acked-by: Vinod Koul <vinod.koul@intel.com>
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diff --git a/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt b/Documentation/devicetree/bindings/dma/fsl-imx-sdma.txt
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+* Freescale Smart Direct Memory Access (SDMA) Controller for i.MX
+
+Required properties:
+- compatible : Should be "fsl,<chip>-sdma"
+- reg : Should contain SDMA registers location and length
+- interrupts : Should contain SDMA interrupt
+- fsl,sdma-ram-script-name : Should contain the full path of SDMA RAM
+ scripts firmware
+
+Examples:
+
+sdma@83fb0000 {
+ compatible = "fsl,imx51-sdma", "fsl,imx35-sdma";
+ reg = <0x83fb0000 0x4000>;
+ interrupts = <6>;
+ fsl,sdma-ram-script-name = "sdma-imx51.bin";
+};