mmc: tmio: Extract bus_width modifications to a separate function
mmc: tmio: Extract bus_width modifications to a separate function

Move code for bus_width modification, out of the ->set_ios() callback
and into a separate function, to simplify code.

Signed-off-by: Ulf Hansson <fe47b31f388f85ce6ddf64bf3a0cf6b46077d0e6@linaro.org>
Acked-by: Geert Uytterhoeven <a1ff81395f7e6bf5b509fe9aab06bf3419493e1d@glider.be>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs