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author | Fabian Vogt <fabian@ritter-vogt.de> | 2014-02-24 20:54:58 +0100 |
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committer | Linus Walleij <linus.walleij@linaro.org> | 2014-02-27 10:30:42 +0100 |
commit | 9af4d80ba5666579944f570e113c5a87444afbde (patch) | |
tree | d14c2c723ccc0b80134b8745b08ccbf7f2dbfe4d /Documentation/devicetree/bindings/gpio/gpio-zevio.txt | |
parent | f29b9d13ddb32f84f33197042ca187c531cfda7a (diff) | |
download | op-kernel-dev-9af4d80ba5666579944f570e113c5a87444afbde.zip op-kernel-dev-9af4d80ba5666579944f570e113c5a87444afbde.tar.gz |
gpio: New driver for LSI ZEVIO SoCs
This driver supports the GPIO controller found in LSI ZEVIO SoCs.
It has been successfully tested on a TI nspire CX calculator.
Signed-off-by: Fabian Vogt <fabian@ritter-vogt.de>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'Documentation/devicetree/bindings/gpio/gpio-zevio.txt')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/gpio-zevio.txt | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/gpio-zevio.txt b/Documentation/devicetree/bindings/gpio/gpio-zevio.txt new file mode 100644 index 0000000..a37bd9a --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-zevio.txt @@ -0,0 +1,16 @@ +Zevio GPIO controller + +Required properties: +- compatible: Should be "lsi,zevio-gpio" +- reg: Address and length of the register set for the device +- #gpio-cells: Should be two. The first cell is the pin number and the + second cell is used to specify optional parameters (currently unused). +- gpio-controller: Marks the device node as a GPIO controller. + +Example: + gpio: gpio@90000000 { + compatible = "lsi,zevio-gpio"; + reg = <0x90000000 0x1000>; + gpio-controller; + #gpio-cells = <2>; + }; |