1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef FS_ENET_FEC_H 3 #define FS_ENET_FEC_H 4 5 /* CRC polynomium used by the FEC for the multicast group filtering */ 6 #define FEC_CRC_POLY 0x04C11DB7 7 8 #define FEC_MAX_MULTICAST_ADDRS 64 9 10 /* Interrupt events/masks. 11 */ 12 #define FEC_ENET_HBERR 0x80000000U /* Heartbeat error */ 13 #define FEC_ENET_BABR 0x40000000U /* Babbling receiver */ 14 #define FEC_ENET_BABT 0x20000000U /* Babbling transmitter */ 15 #define FEC_ENET_GRA 0x10000000U /* Graceful stop complete */ 16 #define FEC_ENET_TXF 0x08000000U /* Full frame transmitted */ 17 #define FEC_ENET_TXB 0x04000000U /* A buffer was transmitted */ 18 #define FEC_ENET_RXF 0x02000000U /* Full frame received */ 19 #define FEC_ENET_RXB 0x01000000U /* A buffer was received */ 20 #define FEC_ENET_MII 0x00800000U /* MII interrupt */ 21 #define FEC_ENET_EBERR 0x00400000U /* SDMA bus error */ 22 23 #define FEC_ECNTRL_PINMUX 0x00000004 24 #define FEC_ECNTRL_ETHER_EN 0x00000002 25 #define FEC_ECNTRL_RESET 0x00000001 26 27 /* RMII mode enabled only when MII_MODE bit is set too. */ 28 #define FEC_RCNTRL_RMII_MODE (0x00000100 | \ 29 FEC_RCNTRL_MII_MODE | FEC_RCNTRL_FCE) 30 #define FEC_RCNTRL_FCE 0x00000020 31 #define FEC_RCNTRL_BC_REJ 0x00000010 32 #define FEC_RCNTRL_PROM 0x00000008 33 #define FEC_RCNTRL_MII_MODE 0x00000004 34 #define FEC_RCNTRL_DRT 0x00000002 35 #define FEC_RCNTRL_LOOP 0x00000001 36 37 #define FEC_TCNTRL_FDEN 0x00000004 38 #define FEC_TCNTRL_HBC 0x00000002 39 #define FEC_TCNTRL_GTS 0x00000001 40 41 /* 42 * Delay to wait for FEC reset command to complete (in us) 43 */ 44 #define FEC_RESET_DELAY 50 45 #endif 46