Re: [PATCH v2 1/7] gpio: brcmstb: Do not use gc->pin2mask()

From: Florian Fainelli
Date: Sat Oct 28 2017 - 12:54:17 EST




On 10/24/2017 12:54 PM, Doug Berger wrote:
> From: Linus Walleij <linus.walleij@xxxxxxxxxx>
>
> The pin2mask() accessor only shuffles BIT ORDER in big endian systems,
> i.e. the bitstuffing is swizzled big endian so "bit 0" is bit 7 or
> bit 15 or bit 31 or so.
>
> The brcmstb only uses big endian BYTE ORDER which will be taken car of
> by the ->write_reg() callback.
>
> Just use BIT(offset) to assign the bit.
>
> Cc: Gregory Fong <gregory.0xf0@xxxxxxxxx>
> Cc: Florian Fainelli <f.fainelli@xxxxxxxxx>
> Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Reviewed-by: Florian Fainelli <f.fainelli@xxxxxxxxx>
--
Florian