mv643xx_eth: use symbolic MII register addresses and values
mv643xx_eth: use symbolic MII register addresses and values

Instead of hardcoding MII register addresses and values, use the
symbolic constants defined in linux/mii.h.

Signed-off-by: Lennert Buytenhek <8858498612e3a522354216649776e3032dcb7e5b@marvell.com>

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