diff options
Diffstat (limited to 'drivers/net/ethernet/smsc/smsc9420.h')
| -rw-r--r-- | drivers/net/ethernet/smsc/smsc9420.h | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/drivers/net/ethernet/smsc/smsc9420.h b/drivers/net/ethernet/smsc/smsc9420.h new file mode 100644 index 000000000..409e82b20 --- /dev/null +++ b/drivers/net/ethernet/smsc/smsc9420.h @@ -0,0 +1,263 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ + /*************************************************************************** + * + * Copyright (C) 2007,2008 SMSC + * + *************************************************************************** + */ + +#ifndef _SMSC9420_H +#define _SMSC9420_H + +#define TX_RING_SIZE (32) +#define RX_RING_SIZE (128) + +/* interrupt deassertion in multiples of 10us */ +#define INT_DEAS_TIME (50) + +#define NAPI_WEIGHT (64) +#define SMSC_BAR (3) + +#ifdef __BIG_ENDIAN +/* Register set is duplicated for BE at an offset of 0x200 */ +#define LAN9420_CPSR_ENDIAN_OFFSET (0x200) +#else +#define LAN9420_CPSR_ENDIAN_OFFSET (0) +#endif + +#define PCI_VENDOR_ID_9420 (0x1055) +#define PCI_DEVICE_ID_9420 (0xE420) + +#define LAN_REGISTER_EXTENT (0x400) + +#define SMSC9420_EEPROM_SIZE ((u32)11) +#define SMSC9420_EEPROM_MAGIC (0x9420) + +#define PKT_BUF_SZ (VLAN_ETH_FRAME_LEN + NET_IP_ALIGN + 4) + +/***********************************************/ +/* DMA Controller Control and Status Registers */ +/***********************************************/ +#define BUS_MODE (0x00) +#define BUS_MODE_SWR_ (BIT(0)) +#define BUS_MODE_DMA_BURST_LENGTH_1 (BIT(8)) +#define BUS_MODE_DMA_BURST_LENGTH_2 (BIT(9)) +#define BUS_MODE_DMA_BURST_LENGTH_4 (BIT(10)) +#define BUS_MODE_DMA_BURST_LENGTH_8 (BIT(11)) +#define BUS_MODE_DMA_BURST_LENGTH_16 (BIT(12)) +#define BUS_MODE_DMA_BURST_LENGTH_32 (BIT(13)) +#define BUS_MODE_DBO_ (BIT(20)) + +#define TX_POLL_DEMAND (0x04) + +#define RX_POLL_DEMAND (0x08) + +#define RX_BASE_ADDR (0x0C) + +#define TX_BASE_ADDR (0x10) + +#define DMAC_STATUS (0x14) +#define DMAC_STS_TS_ (7 << 20) +#define DMAC_STS_RS_ (7 << 17) +#define DMAC_STS_NIS_ (BIT(16)) +#define DMAC_STS_AIS_ (BIT(15)) +#define DMAC_STS_RWT_ (BIT(9)) +#define DMAC_STS_RXPS_ (BIT(8)) +#define DMAC_STS_RXBU_ (BIT(7)) +#define DMAC_STS_RX_ (BIT(6)) +#define DMAC_STS_TXUNF_ (BIT(5)) +#define DMAC_STS_TXBU_ (BIT(2)) +#define DMAC_STS_TXPS_ (BIT(1)) +#define DMAC_STS_TX_ (BIT(0)) + +#define DMAC_CONTROL (0x18) +#define DMAC_CONTROL_TTM_ (BIT(22)) +#define DMAC_CONTROL_SF_ (BIT(21)) +#define DMAC_CONTROL_ST_ (BIT(13)) +#define DMAC_CONTROL_OSF_ (BIT(2)) +#define DMAC_CONTROL_SR_ (BIT(1)) + +#define DMAC_INTR_ENA (0x1C) +#define DMAC_INTR_ENA_NIS_ (BIT(16)) +#define DMAC_INTR_ENA_AIS_ (BIT(15)) +#define DMAC_INTR_ENA_RWT_ (BIT(9)) +#define DMAC_INTR_ENA_RXPS_ (BIT(8)) +#define DMAC_INTR_ENA_RXBU_ (BIT(7)) +#define DMAC_INTR_ENA_RX_ (BIT(6)) +#define DMAC_INTR_ENA_TXBU_ (BIT(2)) +#define DMAC_INTR_ENA_TXPS_ (BIT(1)) +#define DMAC_INTR_ENA_TX_ (BIT(0)) + +#define MISS_FRAME_CNTR (0x20) + +#define TX_BUFF_ADDR (0x50) + +#define RX_BUFF_ADDR (0x54) + +/* Transmit Descriptor Bit Defs */ +#define TDES0_OWN_ (0x80000000) +#define TDES0_ERROR_SUMMARY_ (0x00008000) +#define TDES0_LOSS_OF_CARRIER_ (0x00000800) +#define TDES0_NO_CARRIER_ (0x00000400) +#define TDES0_LATE_COLLISION_ (0x00000200) +#define TDES0_EXCESSIVE_COLLISIONS_ (0x00000100) +#define TDES0_HEARTBEAT_FAIL_ (0x00000080) +#define TDES0_COLLISION_COUNT_MASK_ (0x00000078) +#define TDES0_COLLISION_COUNT_SHFT_ (3) +#define TDES0_EXCESSIVE_DEFERRAL_ (0x00000004) +#define TDES0_DEFERRED_ (0x00000001) + +#define TDES1_IC_ 0x80000000 +#define TDES1_LS_ 0x40000000 +#define TDES1_FS_ 0x20000000 +#define TDES1_TXCSEN_ 0x08000000 +#define TDES1_TER_ (BIT(25)) +#define TDES1_TCH_ 0x01000000 + +/* Receive Descriptor 0 Bit Defs */ +#define RDES0_OWN_ (0x80000000) +#define RDES0_FRAME_LENGTH_MASK_ (0x07FF0000) +#define RDES0_FRAME_LENGTH_SHFT_ (16) +#define RDES0_ERROR_SUMMARY_ (0x00008000) +#define RDES0_DESCRIPTOR_ERROR_ (0x00004000) +#define RDES0_LENGTH_ERROR_ (0x00001000) +#define RDES0_RUNT_FRAME_ (0x00000800) +#define RDES0_MULTICAST_FRAME_ (0x00000400) +#define RDES0_FIRST_DESCRIPTOR_ (0x00000200) +#define RDES0_LAST_DESCRIPTOR_ (0x00000100) +#define RDES0_FRAME_TOO_LONG_ (0x00000080) +#define RDES0_COLLISION_SEEN_ (0x00000040) +#define RDES0_FRAME_TYPE_ (0x00000020) +#define RDES0_WATCHDOG_TIMEOUT_ (0x00000010) +#define RDES0_MII_ERROR_ (0x00000008) +#define RDES0_DRIBBLING_BIT_ (0x00000004) +#define RDES0_CRC_ERROR_ (0x00000002) + +/* Receive Descriptor 1 Bit Defs */ +#define RDES1_RER_ (0x02000000) + +/***********************************************/ +/* MAC Control and Status Registers */ +/***********************************************/ +#define MAC_CR (0x80) +#define MAC_CR_RXALL_ (0x80000000) +#define MAC_CR_DIS_RXOWN_ (0x00800000) +#define MAC_CR_LOOPBK_ (0x00200000) +#define MAC_CR_FDPX_ (0x00100000) +#define MAC_CR_MCPAS_ (0x00080000) +#define MAC_CR_PRMS_ (0x00040000) +#define MAC_CR_INVFILT_ (0x00020000) +#define MAC_CR_PASSBAD_ (0x00010000) +#define MAC_CR_HFILT_ (0x00008000) +#define MAC_CR_HPFILT_ (0x00002000) +#define MAC_CR_LCOLL_ (0x00001000) +#define MAC_CR_DIS_BCAST_ (0x00000800) +#define MAC_CR_DIS_RTRY_ (0x00000400) +#define MAC_CR_PADSTR_ (0x00000100) +#define MAC_CR_BOLMT_MSK (0x000000C0) +#define MAC_CR_MFCHK_ (0x00000020) +#define MAC_CR_TXEN_ (0x00000008) +#define MAC_CR_RXEN_ (0x00000004) + +#define ADDRH (0x84) + +#define ADDRL (0x88) + +#define HASHH (0x8C) + +#define HASHL (0x90) + +#define MII_ACCESS (0x94) +#define MII_ACCESS_MII_BUSY_ (0x00000001) +#define MII_ACCESS_MII_WRITE_ (0x00000002) +#define MII_ACCESS_MII_READ_ (0x00000000) +#define MII_ACCESS_INDX_MSK_ (0x000007C0) +#define MII_ACCESS_PHYADDR_MSK_ (0x0000F8C0) +#define MII_ACCESS_INDX_SHFT_CNT (6) +#define MII_ACCESS_PHYADDR_SHFT_CNT (11) + +#define MII_DATA (0x98) + +#define FLOW (0x9C) + +#define VLAN1 (0xA0) + +#define VLAN2 (0xA4) + +#define WUFF (0xA8) + +#define WUCSR (0xAC) + +#define COE_CR (0xB0) +#define TX_COE_EN (0x00010000) +#define RX_COE_MODE (0x00000002) +#define RX_COE_EN (0x00000001) + +/***********************************************/ +/* System Control and Status Registers */ +/***********************************************/ +#define ID_REV (0xC0) + +#define INT_CTL (0xC4) +#define INT_CTL_SW_INT_EN_ (0x00008000) +#define INT_CTL_SBERR_INT_EN_ (1 << 12) +#define INT_CTL_MBERR_INT_EN_ (1 << 13) +#define INT_CTL_GPT_INT_EN_ (0x00000008) +#define INT_CTL_PHY_INT_EN_ (0x00000004) +#define INT_CTL_WAKE_INT_EN_ (0x00000002) + +#define INT_STAT (0xC8) +#define INT_STAT_SW_INT_ (1 << 15) +#define INT_STAT_MBERR_INT_ (1 << 13) +#define INT_STAT_SBERR_INT_ (1 << 12) +#define INT_STAT_GPT_INT_ (1 << 3) +#define INT_STAT_PHY_INT_ (0x00000004) +#define INT_STAT_WAKE_INT_ (0x00000002) +#define INT_STAT_DMAC_INT_ (0x00000001) + +#define INT_CFG (0xCC) +#define INT_CFG_IRQ_INT_ (0x00080000) +#define INT_CFG_IRQ_EN_ (0x00040000) +#define INT_CFG_INT_DEAS_CLR_ (0x00000200) +#define INT_CFG_INT_DEAS_MASK (0x000000FF) + +#define GPIO_CFG (0xD0) +#define GPIO_CFG_LED_3_ (0x40000000) +#define GPIO_CFG_LED_2_ (0x20000000) +#define GPIO_CFG_LED_1_ (0x10000000) +#define GPIO_CFG_EEPR_EN_ (0x00700000) + +#define GPT_CFG (0xD4) +#define GPT_CFG_TIMER_EN_ (0x20000000) + +#define GPT_CNT (0xD8) + +#define BUS_CFG (0xDC) +#define BUS_CFG_RXTXWEIGHT_1_1 (0 << 25) +#define BUS_CFG_RXTXWEIGHT_2_1 (1 << 25) +#define BUS_CFG_RXTXWEIGHT_3_1 (2 << 25) +#define BUS_CFG_RXTXWEIGHT_4_1 (3 << 25) + +#define PMT_CTRL (0xE0) + +#define FREE_RUN (0xF4) + +#define E2P_CMD (0xF8) +#define E2P_CMD_EPC_BUSY_ (0x80000000) +#define E2P_CMD_EPC_CMD_ (0x70000000) +#define E2P_CMD_EPC_CMD_READ_ (0x00000000) +#define E2P_CMD_EPC_CMD_EWDS_ (0x10000000) +#define E2P_CMD_EPC_CMD_EWEN_ (0x20000000) +#define E2P_CMD_EPC_CMD_WRITE_ (0x30000000) +#define E2P_CMD_EPC_CMD_WRAL_ (0x40000000) +#define E2P_CMD_EPC_CMD_ERASE_ (0x50000000) +#define E2P_CMD_EPC_CMD_ERAL_ (0x60000000) +#define E2P_CMD_EPC_CMD_RELOAD_ (0x70000000) +#define E2P_CMD_EPC_TIMEOUT_ (0x00000200) +#define E2P_CMD_MAC_ADDR_LOADED_ (0x00000100) +#define E2P_CMD_EPC_ADDR_ (0x000000FF) + +#define E2P_DATA (0xFC) +#define E2P_DATA_EEPROM_DATA_ (0x000000FF) + +#endif /* _SMSC9420_H */ |