[PATCH] mmc: fsl_esdhc_imx.c: fix compiler warning

[sbabic at denx.de]

> prevent unsued variable compiler warning if
> DM_REGULATOR is not set.
> Signed-off-by: Heiko Schocher <hs at denx.de>
Applied to u-boot-imx, master, thanks !

Best regards,
Stefano Babic

-- 
=====================================================================
DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic at denx.de
=====================================================================