[PATCH v6 9/9] gpio: gpio-aspeed-sgpio: Return error if ngpios is not multiple of 8.

Linus Walleij linus.walleij at linaro.org
Fri Jul 23 20:00:28 AEST 2021

On Mon, Jul 12, 2021 at 12:04 PM Steven Lee <steven_lee at aspeedtech.com> wrote:

> Add an else-if condition in the probe function to check whether ngpios is
> multiple of 8.
> Per AST datasheet, numbers of available serial GPIO pins in Serial GPIO
> Configuration Register must be n bytes. For instance, if n = 1, it means
> AST SoC supports 8 GPIO pins.
> Signed-off-by: Steven Lee <steven_lee at aspeedtech.com>
> Reviewed-by: Andrew Jeffery <andrew at aj.id.au>

Reviewed-by: Linus Walleij <linus.walleij at linaro.org>

Linus Walleij

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