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pinctrl: k210: Fix bias-pull-up

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Using bias-pull-up would actually cause the pin to have its pull-down
enabled. Fix this.

Original Linux patch by Sean Anderson:
https://lore.kernel.org/linux-gpio/20220209182822.640905-1-seanga2@gmail.com/

Fixes: 7224d5ccf8 ("pinctrl: Add support for Kendryte K210 FPIOA")
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Reviewed-by: Sean Anderson <seanga2@gmail.com>
This commit is contained in:
Niklas Cassel 2022-03-01 10:35:45 +00:00 committed by Leo Yu-Chi Liang
parent daaf18267f
commit aa34e13346
1 changed files with 1 additions and 1 deletions
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2
drivers/pinctrl/pinctrl-k210.c
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@ -536,7 +536,7 @@ static int k210_pc_pinconf_set(struct udevice *dev, unsigned pin_selector,
break;
case PIN_CONFIG_BIAS_PULL_UP:
if (argument)
val |= K210_PC_PD;
val |= K210_PC_PU;
else
return -EINVAL;
break;