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dt-bindings: define little-endian property for QorIQ GPIO

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The GPIO block on different QorIQ chips could have registers in different
endianess.  Define the property to specify which endian is used by the
hardware.

Signed-off-by: Liu Gang <Gang.Liu@freescale.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Li Yang <leoli@freescale.com>
Signed-off-by: Kevin Hilman <khilman@linaro.org>
This commit is contained in:
Li Yang 2015-12-04 16:55:04 -06:00 committed by Kevin Hilman
parent 2dd2e4d1ea
commit edb70e29f3
1 changed files with 4 additions and 0 deletions
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4
Documentation/devicetree/bindings/gpio/gpio-mpc8xxx.txt
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@ -11,6 +11,10 @@ Required properties:
0 = active high
1 = active low
Optional properties:
- little-endian : GPIO registers are used as little endian. If not
present registers are used as big endian by default.
Example:
gpio0: gpio@1100 {