upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/drivers/net/ftmac110.h

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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Faraday 10/100Mbps Ethernet Controller
*
* (C) Copyright 2013 Faraday Technology
* Dante Su <dantesu@faraday-tech.com>
*/
#ifndef _FTMAC110_H
#define _FTMAC110_H
struct ftmac110_regs {
uint32_t isr; /* 0x00: Interrups Status Register */
uint32_t imr; /* 0x04: Interrupt Mask Register */
uint32_t mac[2]; /* 0x08: MAC Address */
uint32_t mht[2]; /* 0x10: Multicast Hash Table Register */
uint32_t txpd; /* 0x18: Tx Poll Demand Register */
uint32_t rxpd; /* 0x1c: Rx Poll Demand Register */
uint32_t txba; /* 0x20: Tx Ring Base Address Register */
uint32_t rxba; /* 0x24: Rx Ring Base Address Register */
uint32_t itc; /* 0x28: Interrupt Timer Control Register */
uint32_t aptc; /* 0x2C: Automatic Polling Timer Control Register */
uint32_t dblac; /* 0x30: DMA Burst Length&Arbitration Control */
uint32_t revr; /* 0x34: Revision Register */
uint32_t fear; /* 0x38: Feature Register */
uint32_t rsvd[19];
uint32_t maccr; /* 0x88: MAC Control Register */
uint32_t macsr; /* 0x8C: MAC Status Register */
uint32_t phycr; /* 0x90: PHY Control Register */
uint32_t phydr; /* 0x94: PHY Data Register */
uint32_t fcr; /* 0x98: Flow Control Register */
uint32_t bpr; /* 0x9C: Back Pressure Register */
};
/*
* Interrupt status/mask register(ISR/IMR) bits
*/
#define ISR_ALL 0x3ff
#define ISR_PHYSTCHG (1 << 9) /* phy status change */
#define ISR_AHBERR (1 << 8) /* bus error */
#define ISR_RXLOST (1 << 7) /* rx lost */
#define ISR_RXFIFO (1 << 6) /* rx to fifo */
#define ISR_TXLOST (1 << 5) /* tx lost */
#define ISR_TXOK (1 << 4) /* tx to ethernet */
#define ISR_NOTXBUF (1 << 3) /* out of tx buffer */
#define ISR_TXFIFO (1 << 2) /* tx to fifo */
#define ISR_NORXBUF (1 << 1) /* out of rx buffer */
#define ISR_RXOK (1 << 0) /* rx to buffer */
/*
* MACCR control bits
*/
#define MACCR_100M (1 << 18) /* 100Mbps mode */
#define MACCR_RXBCST (1 << 17) /* rx broadcast packet */
#define MACCR_RXMCST (1 << 16) /* rx multicast packet */
#define MACCR_FD (1 << 15) /* full duplex */
#define MACCR_CRCAPD (1 << 14) /* tx crc append */
#define MACCR_RXALL (1 << 12) /* rx all packets */
#define MACCR_RXFTL (1 << 11) /* rx packet even it's > 1518 byte */
#define MACCR_RXRUNT (1 << 10) /* rx packet even it's < 64 byte */
#define MACCR_RXMCSTHT (1 << 9) /* rx multicast hash table */
#define MACCR_RXEN (1 << 8) /* rx enable */
#define MACCR_RXINHDTX (1 << 6) /* rx in half duplex tx */
#define MACCR_TXEN (1 << 5) /* tx enable */
#define MACCR_CRCDIS (1 << 4) /* tx packet even it's crc error */
#define MACCR_LOOPBACK (1 << 3) /* loop-back */
#define MACCR_RESET (1 << 2) /* reset */
#define MACCR_RXDMAEN (1 << 1) /* rx dma enable */
#define MACCR_TXDMAEN (1 << 0) /* tx dma enable */
/*
* PHYCR control bits
*/
#define PHYCR_READ (1 << 26)
#define PHYCR_WRITE (1 << 27)
#define PHYCR_REG_SHIFT 21
#define PHYCR_ADDR_SHIFT 16
/*
* ITC control bits
*/
/* Tx Cycle Length */
#define ITC_TX_CYCLONG (1 << 15) /* 100Mbps=81.92us; 10Mbps=819.2us */
#define ITC_TX_CYCNORM (0 << 15) /* 100Mbps=5.12us; 10Mbps=51.2us */
/* Tx Threshold: Aggregate n interrupts as 1 interrupt */
#define ITC_TX_THR(n) (((n) & 0x7) << 12)
/* Tx Interrupt Timeout = n * Tx Cycle */
#define ITC_TX_ITMO(n) (((n) & 0xf) << 8)
/* Rx Cycle Length */
#define ITC_RX_CYCLONG (1 << 7) /* 100Mbps=81.92us; 10Mbps=819.2us */
#define ITC_RX_CYCNORM (0 << 7) /* 100Mbps=5.12us; 10Mbps=51.2us */
/* Rx Threshold: Aggregate n interrupts as 1 interrupt */
#define ITC_RX_THR(n) (((n) & 0x7) << 4)
/* Rx Interrupt Timeout = n * Rx Cycle */
#define ITC_RX_ITMO(n) (((n) & 0xf) << 0)
#define ITC_DEFAULT \
(ITC_TX_THR(1) | ITC_TX_ITMO(0) | ITC_RX_THR(1) | ITC_RX_ITMO(0))
/*
* APTC contrl bits
*/
/* Tx Cycle Length */
#define APTC_TX_CYCLONG (1 << 12) /* 100Mbps=81.92us; 10Mbps=819.2us */
#define APTC_TX_CYCNORM (0 << 12) /* 100Mbps=5.12us; 10Mbps=51.2us */
/* Tx Poll Timeout = n * Tx Cycle, 0=No auto polling */
#define APTC_TX_PTMO(n) (((n) & 0xf) << 8)
/* Rx Cycle Length */
#define APTC_RX_CYCLONG (1 << 4) /* 100Mbps=81.92us; 10Mbps=819.2us */
#define APTC_RX_CYCNORM (0 << 4) /* 100Mbps=5.12us; 10Mbps=51.2us */
/* Rx Poll Timeout = n * Rx Cycle, 0=No auto polling */
#define APTC_RX_PTMO(n) (((n) & 0xf) << 0)
#define APTC_DEFAULT (APTC_TX_PTMO(0) | APTC_RX_PTMO(1))
/*
* DBLAC contrl bits
*/
#define DBLAC_BURST_MAX_ANY (0 << 14) /* un-limited */
#define DBLAC_BURST_MAX_32X4 (2 << 14) /* max = 32 x 4 bytes */
#define DBLAC_BURST_MAX_64X4 (3 << 14) /* max = 64 x 4 bytes */
#define DBLAC_RXTHR_EN (1 << 9) /* enable rx threshold arbitration */
#define DBLAC_RXTHR_HIGH(n) (((n) & 0x7) << 6) /* upper bound = n/8 fifo */
#define DBLAC_RXTHR_LOW(n) (((n) & 0x7) << 3) /* lower bound = n/8 fifo */
#define DBLAC_BURST_CAP16 (1 << 2) /* support burst 16 */
#define DBLAC_BURST_CAP8 (1 << 1) /* support burst 8 */
#define DBLAC_BURST_CAP4 (1 << 0) /* support burst 4 */
#define DBLAC_DEFAULT \
(DBLAC_RXTHR_EN | DBLAC_RXTHR_HIGH(6) | DBLAC_RXTHR_LOW(2))
/*
* descriptor structure
*/
struct ftmac110_desc {
uint64_t ctrl;
uint32_t pbuf;
void *vbuf;
};
#define FTMAC110_RXD_END ((uint64_t)1 << 63)
#define FTMAC110_RXD_BUFSZ(x) (((uint64_t)(x) & 0x7ff) << 32)
#define FTMAC110_RXD_OWNER ((uint64_t)1 << 31) /* owner: 1=HW, 0=SW */
#define FTMAC110_RXD_FRS ((uint64_t)1 << 29) /* first pkt desc */
#define FTMAC110_RXD_LRS ((uint64_t)1 << 28) /* last pkt desc */
#define FTMAC110_RXD_ODDNB ((uint64_t)1 << 22) /* odd nibble */
#define FTMAC110_RXD_RUNT ((uint64_t)1 << 21) /* runt pkt */
#define FTMAC110_RXD_FTL ((uint64_t)1 << 20) /* frame too long */
#define FTMAC110_RXD_CRC ((uint64_t)1 << 19) /* pkt crc error */
#define FTMAC110_RXD_ERR ((uint64_t)1 << 18) /* bus error */
#define FTMAC110_RXD_ERRMASK ((uint64_t)0x1f << 18)
#define FTMAC110_RXD_BCST ((uint64_t)1 << 17) /* Bcst pkt */
#define FTMAC110_RXD_MCST ((uint64_t)1 << 16) /* Mcst pkt */
#define FTMAC110_RXD_LEN(x) ((uint64_t)((x) & 0x7ff))
#define FTMAC110_RXD_CLRMASK \
(FTMAC110_RXD_END | FTMAC110_RXD_BUFSZ(0x7ff))
#define FTMAC110_TXD_END ((uint64_t)1 << 63) /* end of ring */
#define FTMAC110_TXD_TXIC ((uint64_t)1 << 62) /* tx done interrupt */
#define FTMAC110_TXD_TX2FIC ((uint64_t)1 << 61) /* tx fifo interrupt */
#define FTMAC110_TXD_FTS ((uint64_t)1 << 60) /* first pkt desc */
#define FTMAC110_TXD_LTS ((uint64_t)1 << 59) /* last pkt desc */
#define FTMAC110_TXD_LEN(x) ((uint64_t)((x) & 0x7ff) << 32)
#define FTMAC110_TXD_OWNER ((uint64_t)1 << 31) /* owner: 1=HW, 0=SW */
#define FTMAC110_TXD_COL ((uint64_t)3) /* collision */
#define FTMAC110_TXD_CLRMASK \
(FTMAC110_TXD_END)
#endif /* FTMAC110_H */