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authorBo Shen <voice.shen@atmel.com>2012-11-07 04:41:41 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-11-07 09:23:49 +0100
commit099343c64e1615ae83b0994197027be363ca4899 (patch)
treebd828471a305ec5c30398dd30876f369d70649ec /Documentation/devicetree/bindings/misc
parentARM: at91: atmel-ssc: add platform device id table (diff)
downloadlinux-099343c64e1615ae83b0994197027be363ca4899.tar.xz
linux-099343c64e1615ae83b0994197027be363ca4899.zip
ARM: at91: atmel-ssc: add device tree support
Add atmel-ssc for device tree support Match "atmel,at91rm9200-ssc" for using pdc for data transfer Match "atmel,at91sam9g45-ssc" for using dma for data transfer Signed-off-by: Bo Shen <voice.shen@atmel.com> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'Documentation/devicetree/bindings/misc')
-rw-r--r--Documentation/devicetree/bindings/misc/atmel-ssc.txt15
1 files changed, 15 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/misc/atmel-ssc.txt b/Documentation/devicetree/bindings/misc/atmel-ssc.txt
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+++ b/Documentation/devicetree/bindings/misc/atmel-ssc.txt
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+* Atmel SSC driver.
+
+Required properties:
+- compatible: "atmel,at91rm9200-ssc" or "atmel,at91sam9g45-ssc"
+ - atmel,at91rm9200-ssc: support pdc transfer
+ - atmel,at91sam9g45-ssc: support dma transfer
+- reg: Should contain SSC registers location and length
+- interrupts: Should contain SSC interrupt
+
+Example:
+ssc0: ssc@fffbc000 {
+ compatible = "atmel,at91rm9200-ssc";
+ reg = <0xfffbc000 0x4000>;
+ interrupts = <14 4 5>;
+};