miiphy: convert to linux/mii.h

The include/miiphy.h header duplicates a lot of things from linux/mii.h.
So punt all the things that overlap to keep the API simple and to make
merging between U-Boot and Linux simpler.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/powerpc/cpu/mpc8xx/fec.c b/arch/powerpc/cpu/mpc8xx/fec.c
index d4abeb1..a2d2bd6 100644
--- a/arch/powerpc/cpu/mpc8xx/fec.c
+++ b/arch/powerpc/cpu/mpc8xx/fec.c
@@ -888,14 +888,14 @@
 			udelay(10000);	/* wait 10ms */
 		}
 		for (phyno = 0; phyno < 32 && phyaddr < 0; ++phyno) {
-			phytype = mii_send(mk_mii_read(phyno, PHY_PHYIDR2));
+			phytype = mii_send(mk_mii_read(phyno, MII_PHYSID2));
 #ifdef ET_DEBUG
 			printf("PHY type 0x%x pass %d type ", phytype, pass);
 #endif
 			if (phytype != 0xffff) {
 				phyaddr = phyno;
 				phytype |= mii_send(mk_mii_read(phyno,
-								PHY_PHYIDR1)) << 16;
+								MII_PHYSID1)) << 16;
 
 #ifdef ET_DEBUG
 				printf("PHY @ 0x%x pass %d type ",phyno,pass);