Add drive strength property which is equivalent with the one in Linux
Signed-off-by: Eugen Hristev eugen.hristev@microchip.com --- doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt b/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt index a376c6fba5..9252dc154e 100644 --- a/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt +++ b/doc/device-tree-bindings/pinctrl/atmel,at91-pio4-pinctrl.txt @@ -28,6 +28,8 @@ Optional properties: - GENERIC_PINCONFIG: generic pinconfig options to use, bias-disable, bias-pull-down, bias-pull-up, drive-open-drain, input-schmitt-enable, 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: