ARM: OMAP2+: tusb6010: generic timing calculation
ARM: OMAP2+: tusb6010: generic timing calculation

Generic gpmc timing calculation helper is available now, use
it instead of custom timing calculation.

Signed-off-by: Afzal Mohammed <e2d4496628a80d9d19704e42be4aec0b278f228a@ti.com>

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