[PATCH] gpio: mvebu: fix regmap_update_bits usage

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Fri Jun 9 03:04:35 PDT 2017


Hello,

On Fri,  9 Jun 2017 12:03:18 +0200, Gregory CLEMENT wrote:

>  	regmap_update_bits(mvchip->regs, GPIO_IO_CONF_OFF,
> -			   BIT(pin), 1);
> +			   BIT(pin), BIT(pin));
>  
>  	return 0;
>  }
> @@ -364,7 +364,7 @@ static int mvebu_gpio_direction_output(struct gpio_chip *chip, unsigned int pin,
>  	mvebu_gpio_set(chip, pin, value);
>  
>  	regmap_update_bits(mvchip->regs, GPIO_IO_CONF_OFF,
> -			   BIT(pin), 0);
> +			   BIT(pin), BIT(pin));

Are you sure here? We want to clear the bit, so I guess the 0 is
appropriate, no?

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com



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