[PATCH v3 1/3] iopoll: Add read_poll_timeout common API

[Jagan Teki]

On Sat, May 2, 2020 at 12:45 PM Jagan Teki <jagan at amarulasolutions.com> wrote:
>
> Add read_poll_timeout common API similar to Linux iopoll.
>
> readx_poll_timeout will trigger read_poll_timeout with
> proper op. This will help to extend the functionalities
> like sleep_us to poll timeout in future.
>
> This change is referenced from Linux from below commit:
> commit <5f5323a14cad19323060a8cbf9d96f2280a462dd> ("iopoll:
> introduce read_poll_timeout macro")
>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
> ---

Applied all to u-boot-spi/master