diff options
Diffstat (limited to 'include/net/pfe_eth/pfe/cbus/emac.h')
| -rw-r--r-- | include/net/pfe_eth/pfe/cbus/emac.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/include/net/pfe_eth/pfe/cbus/emac.h b/include/net/pfe_eth/pfe/cbus/emac.h new file mode 100644 index 0000000..53db8cc --- /dev/null +++ b/include/net/pfe_eth/pfe/cbus/emac.h @@ -0,0 +1,139 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright 2015-2016 Freescale Semiconductor, Inc. + * Copyright 2017 NXP + */ + +#ifndef _EMAC_H_ +#define _EMAC_H_ + +#define EMAC_IEVENT_REG 0x004 +#define EMAC_IMASK_REG 0x008 +#define EMAC_R_DES_ACTIVE_REG 0x010 +#define EMAC_X_DES_ACTIVE_REG 0x014 +#define EMAC_ECNTRL_REG 0x024 +#define EMAC_MII_DATA_REG 0x040 +#define EMAC_MII_CTRL_REG 0x044 +#define EMAC_MIB_CTRL_STS_REG 0x064 +#define EMAC_RCNTRL_REG 0x084 +#define EMAC_TCNTRL_REG 0x0C4 +#define EMAC_PHY_ADDR_LOW 0x0E4 +#define EMAC_PHY_ADDR_HIGH 0x0E8 +#define EMAC_TFWR_STR_FWD 0x144 +#define EMAC_RX_SECTIOM_FULL 0x190 +#define EMAC_TX_SECTION_EMPTY 0x1A0 +#define EMAC_TRUNC_FL 0x1B0 + +/* GEMAC definitions and settings */ +#define EMAC_PORT_0 0 +#define EMAC_PORT_1 1 + +/* GEMAC Bit definitions */ +#define EMAC_IEVENT_HBERR BIT(31) +#define EMAC_IEVENT_BABR BIT(30) +#define EMAC_IEVENT_BABT BIT(29) +#define EMAC_IEVENT_GRA BIT(28) +#define EMAC_IEVENT_TXF BIT(27) +#define EMAC_IEVENT_TXB BIT(26) +#define EMAC_IEVENT_RXF BIT(25) +#define EMAC_IEVENT_RXB BIT(24) +#define EMAC_IEVENT_MII BIT(23) +#define EMAC_IEVENT_EBERR BIT(22) +#define EMAC_IEVENT_LC BIT(21) +#define EMAC_IEVENT_RL BIT(20) +#define EMAC_IEVENT_UN BIT(19) + +#define EMAC_IMASK_HBERR BIT(31) +#define EMAC_IMASK_BABR BIT(30) +#define EMAC_IMASKT_BABT BIT(29) +#define EMAC_IMASK_GRA BIT(28) +#define EMAC_IMASKT_TXF BIT(27) +#define EMAC_IMASK_TXB BIT(26) +#define EMAC_IMASKT_RXF BIT(25) +#define EMAC_IMASK_RXB BIT(24) +#define EMAC_IMASK_MII BIT(23) +#define EMAC_IMASK_EBERR BIT(22) +#define EMAC_IMASK_LC BIT(21) +#define EMAC_IMASKT_RL BIT(20) +#define EMAC_IMASK_UN BIT(19) + +#define EMAC_RCNTRL_MAX_FL_SHIFT 16 +#define EMAC_RCNTRL_LOOP BIT(0) +#define EMAC_RCNTRL_DRT BIT(1) +#define EMAC_RCNTRL_MII_MODE BIT(2) +#define EMAC_RCNTRL_PROM BIT(3) +#define EMAC_RCNTRL_BC_REJ BIT(4) +#define EMAC_RCNTRL_FCE BIT(5) +#define EMAC_RCNTRL_RGMII BIT(6) +#define EMAC_RCNTRL_SGMII BIT(7) +#define EMAC_RCNTRL_RMII BIT(8) +#define EMAC_RCNTRL_RMII_10T BIT(9) +#define EMAC_RCNTRL_CRC_FWD BIT(10) + +#define EMAC_TCNTRL_GTS BIT(0) +#define EMAC_TCNTRL_HBC BIT(1) +#define EMAC_TCNTRL_FDEN BIT(2) +#define EMAC_TCNTRL_TFC_PAUSE BIT(3) +#define EMAC_TCNTRL_RFC_PAUSE BIT(4) + +#define EMAC_ECNTRL_RESET BIT(0) /* reset the EMAC */ +#define EMAC_ECNTRL_ETHER_EN BIT(1) /* enable the EMAC */ +#define EMAC_ECNTRL_SPEED BIT(5) +#define EMAC_ECNTRL_DBSWAP BIT(8) + +#define EMAC_X_WMRK_STRFWD BIT(8) + +#define EMAC_X_DES_ACTIVE_TDAR BIT(24) +#define EMAC_R_DES_ACTIVE_RDAR BIT(24) + +#define EMAC_TFWR (0x4) +#define EMAC_RX_SECTION_FULL_32 (0x5) +#define EMAC_TRUNC_FL_16K (0x3FFF) +#define EMAC_TX_SECTION_EMPTY_30 (0x30) +#define EMAC_MIBC_NO_CLR_NO_DIS (0x0) + +/* + * The possible operating speeds of the MAC, currently supporting 10, 100 and + * 1000Mb modes. + */ +enum mac_speed {PFE_MAC_SPEED_10M, PFE_MAC_SPEED_100M, PFE_MAC_SPEED_1000M, + PFE_MAC_SPEED_1000M_PCS}; + +/* MII-related definitios */ +#define EMAC_MII_DATA_ST 0x40000000 /* Start of frame delimiter */ +#define EMAC_MII_DATA_OP_RD 0x20000000 /* Perform a read operation */ +#define EMAC_MII_DATA_OP_CL45_RD 0x30000000 /* Perform a read operation */ +#define EMAC_MII_DATA_OP_WR 0x10000000 /* Perform a write operation */ +#define EMAC_MII_DATA_OP_CL45_WR 0x10000000 /* Perform a write operation */ +#define EMAC_MII_DATA_PA_MSK 0x0f800000 /* PHY Address field mask */ +#define EMAC_MII_DATA_RA_MSK 0x007c0000 /* PHY Register field mask */ +#define EMAC_MII_DATA_TA 0x00020000 /* Turnaround */ +#define EMAC_MII_DATA_DATAMSK 0x0000ffff /* PHY data field */ + +#define EMAC_MII_DATA_RA_SHIFT 18 /* MII Register address bits */ +#define EMAC_MII_DATA_RA_MASK 0x1F /* MII Register address mask */ +#define EMAC_MII_DATA_PA_SHIFT 23 /* MII PHY address bits */ +#define EMAC_MII_DATA_PA_MASK 0x1F /* MII PHY address mask */ + +#define EMAC_MII_DATA_RA(v) ((v & EMAC_MII_DATA_RA_MASK) <<\ + EMAC_MII_DATA_RA_SHIFT) +#define EMAC_MII_DATA_PA(v) ((v & EMAC_MII_DATA_RA_MASK) <<\ + EMAC_MII_DATA_PA_SHIFT) +#define EMAC_MII_DATA(v) (v & 0xffff) + +#define EMAC_MII_SPEED_SHIFT 1 +#define EMAC_HOLDTIME_SHIFT 8 +#define EMAC_HOLDTIME_MASK 0x7 +#define EMAC_HOLDTIME(v) ((v & EMAC_HOLDTIME_MASK) << EMAC_HOLDTIME_SHIFT) + +/* Internal PHY Registers - SGMII */ +#define PHY_SGMII_CR_PHY_RESET 0x8000 +#define PHY_SGMII_CR_RESET_AN 0x0200 +#define PHY_SGMII_CR_DEF_VAL 0x1140 +#define PHY_SGMII_DEV_ABILITY_SGMII 0x4001 +#define PHY_SGMII_IF_MODE_AN 0x0002 +#define PHY_SGMII_IF_MODE_SGMII 0x0001 +#define PHY_SGMII_IF_MODE_SGMII_GBT 0x0008 +#define PHY_SGMII_ENABLE_AN 0x1000 + +#endif /* _EMAC_H_ */ |