[PATCH 4/4] mmc: meson-gx: add CMD23 mode

[Kevin Hilman]

Heiner Kallweit <hkallweit1 at gmail.com> writes:

> CMD23 mode (use "set block count" command before transferring multiple
> data blocks) typically is more performant as host / card know upfront
> how many data blocks to expect. Therefore add support for this mode to
> the driver.
>
> Signed-off-by: Heiner Kallweit <hkallweit1 at gmail.com>

Reviewed-by: Kevin Hilman <khilman at baylibre.com>

Kevin