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dt-bindings: pinctrl: at91-pio4: add slew-rate
Document slew-rate DT binding for SAMA7G5.
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Acked-by: Ludovic Desroches <ludovic.desroches@microchip.com>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/1611747945-29960-2-git-send-email-claudiu.beznea@microchip.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
authored by
Claudiu Beznea
and committed by
Linus Walleij
aad018aa
d3171b68
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Documentation/devicetree/bindings/pinctrl/atmel,at91-pio4-pinctrl.txt
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Documentation/devicetree/bindings/pinctrl/atmel,at91-pio4-pinctrl.txt
···
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right representation of the pin.
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Optional properties:
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- GENERIC_PINCONFIG: generic pinconfig options to use, bias-disable,
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bias-pull-down, bias-pull-up, drive-open-drain, input-schmitt-enable,
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input-debounce, output-low, output-high.
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- GENERIC_PINCONFIG: generic pinconfig options to use:
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- bias-disable, bias-pull-down, bias-pull-up, drive-open-drain,
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input-schmitt-enable, input-debounce, output-low, output-high.
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- for microchip,sama7g5-pinctrl only:
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- slew-rate: 0 - disabled, 1 - enabled (default)
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- atmel,drive-strength: 0 or 1 for low drive, 2 for medium drive and 3 for
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high drive. The default value is low drive.
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