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dt-bindings: pinctrl: at91-pio4: add property for drive strength 

Add drive strength property which is equivalent with the one in Linux

Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
This commit is contained in:
Eugen Hristev 2021-01-05 10:50:06 +02:00
parent 7cdcf0cb69
commit 63c27c3e66
1 changed files with 2 additions and 0 deletions
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doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt
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@ -28,6 +28,8 @@ Optional properties:
- GENERIC_PINCONFIG: generic pinconfig options to use, bias-disable, - GENERIC_PINCONFIG: generic pinconfig options to use, bias-disable,
bias-pull-down, bias-pull-up, drive-open-drain, input-schmitt-enable, bias-pull-down, bias-pull-up, drive-open-drain, input-schmitt-enable,
input-debounce. input-debounce.
- atmel,drive-strength: 0 or 1 for low drive, 2 for medium drive and 3 for
high drive. The default value is low drive.
Example: Example: