#define CPMU_MUTEX_REQ_DRIVER 0x00001000
#define TG3_CPMU_MUTEX_GNT 0x00003660
#define CPMU_MUTEX_GNT_DRIVER 0x00001000
+#define TG3_CPMU_PHY_STRAP 0x00003664
+#define TG3_CPMU_PHY_STRAP_IS_SERDES 0x00000020
/* 0x3664 --> 0x3800 unused */
/* Mbuf cluster free registers */