From: Niklas Cassel niklas.cassel@wdc.com
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: 7224d5ccf8e1 ("pinctrl: Add support for Kendryte K210 FPIOA") Signed-off-by: Niklas Cassel niklas.cassel@wdc.com Reviewed-by: Sean Anderson seanga2@gmail.com --- drivers/pinctrl/pinctrl-k210.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pinctrl/pinctrl-k210.c b/drivers/pinctrl/pinctrl-k210.c index f809149102..13f0a34268 100644 --- a/drivers/pinctrl/pinctrl-k210.c +++ b/drivers/pinctrl/pinctrl-k210.c @@ -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;