[ imported from Linux Kernel, commit 74981fb81d83 ] Signed-off-by: Masahiro Yamada yamada.m@jp.panasonic.com Acked-by: Laurent Pinchart laurent.pinchart@ideasonboard.com Signed-off-by: Linus Walleij linus.walleij@linaro.org
---
doc/device-tree-bindings/gpio/gpio.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/doc/device-tree-bindings/gpio/gpio.txt b/doc/device-tree-bindings/gpio/gpio.txt index b9bd1d6..f7a158d 100644 --- a/doc/device-tree-bindings/gpio/gpio.txt +++ b/doc/device-tree-bindings/gpio/gpio.txt @@ -69,7 +69,8 @@ GPIO pin number, and GPIO flags as accepted by the "qe_pio_e" gpio-controller. ----------------------------------
A gpio-specifier should contain a flag indicating the GPIO polarity; active- -high or active-low. If it does, the follow best practices should be followed: +high or active-low. If it does, the following best practices should be +followed:
The gpio-specifier's polarity flag should represent the physical level at the GPIO controller that achieves (or represents, for inputs) a logically asserted @@ -147,7 +148,7 @@ contains information structures as follows: numeric-gpio-range ::= <pinctrl-phandle> <gpio-base> <pinctrl-base> <count> named-gpio-range ::= <pinctrl-phandle> <gpio-base> '<0 0>' - gpio-phandle : phandle to pin controller node. + pinctrl-phandle : phandle to pin controller node gpio-base : Base GPIO ID in the GPIO controller pinctrl-base : Base pinctrl pin ID in the pin controller count : The number of GPIOs/pins in this range