ath9k: fix/add bits for spectral scanning
ath9k: fix/add bits for spectral scanning

Updates for spectral scanning register modification for AR93x:
 * fix bits for spectral_scan_count
 * add bits for new parameters

Signed-off-by: Zefir Kurtisi <7981edfe495a6661206415ce5aeb1dbd1779854d@neratec.com>
Signed-off-by: John W. Linville <2a53bac7a5d324865ef46ec4c38b2c0fba1456b4@tuxdriver.com>

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