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pinctrl: generic: Fix typos and clarify comments

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Drive strength controls both sink and source currents, clarify the
description accordingly.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Laurent Pinchart
2013-04-23 15:28:38 +02:00
committed by Linus Walleij
parent 1c7ad8f001
commit 63ad9cbff5
1 changed files with 6 additions and 6 deletions
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include/linux/pinctrl/pinconf-generic.h
+6 -6
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@@ -37,17 +37,17 @@
* if it is 0, pull-down is disabled. * if it is 0, pull-down is disabled.
* @PIN_CONFIG_DRIVE_PUSH_PULL: the pin will be driven actively high and * @PIN_CONFIG_DRIVE_PUSH_PULL: the pin will be driven actively high and
* low, this is the most typical case and is typically achieved with two * low, this is the most typical case and is typically achieved with two
* active transistors on the output. Sending this config will enabale * active transistors on the output. Setting this config will enable
* push-pull mode, the argument is ignored. * push-pull mode, the argument is ignored.
* @PIN_CONFIG_DRIVE_OPEN_DRAIN: the pin will be driven with open drain (open * @PIN_CONFIG_DRIVE_OPEN_DRAIN: the pin will be driven with open drain (open
* collector) which means it is usually wired with other output ports * collector) which means it is usually wired with other output ports
* which are then pulled up with an external resistor. Sending this * which are then pulled up with an external resistor. Setting this
* config will enabale open drain mode, the argument is ignored. * config will enable open drain mode, the argument is ignored.
* @PIN_CONFIG_DRIVE_OPEN_SOURCE: the pin will be driven with open source * @PIN_CONFIG_DRIVE_OPEN_SOURCE: the pin will be driven with open source
* (open emitter). Sending this config will enabale open drain mode, the * (open emitter). Setting this config will enable open drain mode, the
* argument is ignored. * argument is ignored.
* @PIN_CONFIG_DRIVE_STRENGTH: the pin will output the current passed as * @PIN_CONFIG_DRIVE_STRENGTH: the pin will sink or source at most the current
* argument. The argument is in mA. * passed as argument. The argument is in mA.
* @PIN_CONFIG_INPUT_SCHMITT_ENABLE: control schmitt-trigger mode on the pin. * @PIN_CONFIG_INPUT_SCHMITT_ENABLE: control schmitt-trigger mode on the pin.
* If the argument != 0, schmitt-trigger mode is enabled. If it's 0, * If the argument != 0, schmitt-trigger mode is enabled. If it's 0,
* schmitt-trigger mode is disabled. * schmitt-trigger mode is disabled.