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authorGrant Likely <grant.likely@secretlab.ca>2011-01-26 10:10:40 -0700
committerGrant Likely <grant.likely@secretlab.ca>2011-01-31 00:09:01 -0700
commitd524dac9279b6a41ffdf7ff7958c577f2e387db6 (patch)
tree294166d18a1c89c4cebb2571ea7b124876fb01ef /Documentation/devicetree/bindings/net/mdio-gpio.txt
parent1bae4ce27c9c90344f23c65ea6966c50ffeae2f5 (diff)
dt: Move device tree documentation out of powerpc directory
The device tree is used by more than just PowerPC. Make the documentation directory available to all. v2: reorganized files while moving to create arch and driver specific directories. Signed-off-by: Grant Likely <grant.likely@secretlab.ca> Acked-by: Josh Boyer <jwboyer@linux.vnet.ibm.com>
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+MDIO on GPIOs
+
+Currently defined compatibles:
+- virtual,gpio-mdio
+
+MDC and MDIO lines connected to GPIO controllers are listed in the
+gpios property as described in section VIII.1 in the following order:
+
+MDC, MDIO.
+
+Example:
+
+mdio {
+ compatible = "virtual,mdio-gpio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ gpios = <&qe_pio_a 11
+ &qe_pio_c 6>;
+};