mtd: dataflash: add device tree probe support

It adds device tree probe support for mtd_dataflash driver.

Signed-off-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@intel.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/mtd/atmel-dataflash.txt b/Documentation/devicetree/bindings/mtd/atmel-dataflash.txt
new file mode 100644
index 000000000000..ef66ddd01da0
--- /dev/null
+++ b/Documentation/devicetree/bindings/mtd/atmel-dataflash.txt
@@ -0,0 +1,14 @@
+* Atmel Data Flash
+
+Required properties:
+- compatible : "atmel,<model>", "atmel,<series>", "atmel,dataflash".
+
+Example:
+
+flash@1 {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        compatible = "atmel,at45db321d", "atmel,at45", "atmel,dataflash";
+        spi-max-frequency = <25000000>;
+        reg = <1>;
+};