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pinctrl: pinconf-generic: add drive strength parameter
Some pin configurations IP allows to set the current output to the pin. This patch adds such a parameter to the pinconf-generic mechanism. This parameter takes as argument the drive strength in mA. Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -46,6 +46,8 @@
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* @PIN_CONFIG_DRIVE_OPEN_SOURCE: the pin will be driven with open source
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* (open emitter). Sending this config will enabale open drain mode, the
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* argument is ignored.
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* @PIN_CONFIG_DRIVE_STRENGTH: the pin will output the current passed as
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* argument. The argument is in mA.
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* @PIN_CONFIG_INPUT_SCHMITT_DISABLE: disable schmitt-trigger mode on the pin.
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* @PIN_CONFIG_INPUT_SCHMITT: this will configure an input pin to run in
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* schmitt-trigger mode. If the schmitt-trigger has adjustable hysteresis,
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@ -76,6 +78,7 @@ enum pin_config_param {
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PIN_CONFIG_DRIVE_PUSH_PULL,
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PIN_CONFIG_DRIVE_OPEN_DRAIN,
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PIN_CONFIG_DRIVE_OPEN_SOURCE,
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PIN_CONFIG_DRIVE_STRENGTH,
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PIN_CONFIG_INPUT_SCHMITT_DISABLE,
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PIN_CONFIG_INPUT_SCHMITT,
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PIN_CONFIG_INPUT_DEBOUNCE,
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