Messages in this thread Patch in this message | | | From | Alexandre Belloni <> | Subject | [PATCH] pinctrl: ocelot: fix gpio direction | Date | Thu, 22 Mar 2018 13:35:00 +0100 |
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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> --- 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
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