Messages in this thread | | | From | Gregory CLEMENT <> | Subject | Re: [PATCH] pinctrl: ocelot: fix gpio direction | Date | Thu, 22 Mar 2018 16:29:17 +0100 |
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Hi Alexandre,
On jeu., mars 22 2018, Alexandre Belloni <alexandre.belloni@bootlin.com> wrote:
> Bits have to be cleared in DEVCPU_GCB:GPIO:GPIO_OE for input and set for > output. ocelot_gpio_set_direction() got it wrong and this went unnoticed > when the driver was reworked. > > Reported-by: Gregory Clement <gregory.clement@bootlin.com> > Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Thanks,
Gregory
> --- > drivers/pinctrl/pinctrl-ocelot.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/pinctrl/pinctrl-ocelot.c b/drivers/pinctrl/pinctrl-ocelot.c > index a9423238471e..b5b3547fdcb2 100644 > --- a/drivers/pinctrl/pinctrl-ocelot.c > +++ b/drivers/pinctrl/pinctrl-ocelot.c > @@ -252,7 +252,7 @@ static int ocelot_gpio_set_direction(struct pinctrl_dev *pctldev, > struct ocelot_pinctrl *info = pinctrl_dev_get_drvdata(pctldev); > > regmap_update_bits(info->map, OCELOT_GPIO_OE, BIT(pin), > - input ? BIT(pin) : 0); > + input ? 0 : BIT(pin)); > > return 0; > } > -- > 2.16.2 >
-- Gregory Clement, Bootlin (formerly Free Electrons) Embedded Linux and Kernel engineering http://bootlin.com
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