On Wed, Jun 14, 2023 at 03:54:42PM +0200, Ahmad Fatoum wrote:
> The gpiod_ (GPIO descriptor) API used with Linux differs from barebox'
> normal GPIO API:
>
> - gpiod handles are opaque pointers and not an integer, which users
> have an expectation of stability for
>
> - gpiod API uses logic levels by default with separate raw API for
> physical level instead of physical level by default and separate
> API taking active level into account.
>
> The barebox gpiod_ API mimics the latter point, but still uses integers
> requiring ugly and arguably error prone conversions when porting kernel
> code.
>
> This series fixes that by adding proper struct gpio_desc API like in
> Linux and then builds upon that to port the kernel gpio-mux driver.
>
> Ahmad Fatoum (10):
> driver: include dev_print and family from <driver.h>
> include: linux/printk: define new dev_errp_probe
> gpio: have gpiod_ functions return and accept pointers
> gpio: gpiolib: rename struct gpio_info to gpio_desc
> gpiolib: export proper gpio descriptor API
> bitmap: implement bitmap_{to,from}_arr{32,64}
> commands: help: ignore options after first regular argument
> gpiolib: factor out finding gpio property
> gpiolib: add support for requesting and setting gpiod arrays
> drivers: port Linux mux framework and gpio-mux driver
Applied 1-6 and 8-9, thanks
Sascha
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