usb: s3c-hsotg: Fix maximum patcket size setting for EP0
usb: s3c-hsotg: Fix maximum patcket size setting for EP0

MPS field of DOEPCTL0 is read only.

Signed-off-by: Anton Tikhomirov <a7a193d53aa7f828c5bf6d8314a6bc856b252b5f@samsung.com>
Signed-off-by: Felipe Balbi <94dddeeef08b001e003cce128ddc162a4e2c6cd2@ti.com>

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