mmc: omap_hsmmc: add clk_prepare and clk_unprepare
mmc: omap_hsmmc: add clk_prepare and clk_unprepare

In preparation for OMAP moving to the Common Clock Framework (CCF)
add clk_prepare() and clk_unprepare() for the hsmmc clocks.

Signed-off-by: Rajendra Nayak <4802c9324e296bd4f067f90ad87878b5665d33d2@ti.com>
Acked-by: Venkatraman S <e5433cb8ec0d347bc3697f245ffa1ec71043e3af@ti.com>
Signed-off-by: Chris Ball <6ca7faee6ca9a094b1ee341f11b840a5608a8746@laptop.org>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs