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/*
* Faraday FTGMAC100 Ethernet
*
* (C) Copyright 2010 Faraday Technology
* Po-Yu Chuang <ratbert@faraday-tech.com>
*
* (C) Copyright 2010 Andes Technology
* Macpaul Lin <macpaul@andestech.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __FTGMAC100_H
#define __FTGMAC100_H
/* The registers offset table of ftgmac100 */
struct ftgmac100 {
unsigned int isr; /* 0x00 */
unsigned int ier; /* 0x04 */
unsigned int mac_madr; /* 0x08 */
unsigned int mac_ladr; /* 0x0c */
unsigned int maht0; /* 0x10 */
unsigned int maht1; /* 0x14 */
unsigned int txpd; /* 0x18 */
unsigned int rxpd; /* 0x1c */
unsigned int txr_badr; /* 0x20 */
unsigned int rxr_badr; /* 0x24 */
unsigned int hptxpd; /* 0x28 */
unsigned int hptxpd_badr; /* 0x2c */
unsigned int itc; /* 0x30 */
unsigned int aptc; /* 0x34 */
unsigned int dblac; /* 0x38 */
unsigned int dmafifos; /* 0x3c */
unsigned int revr; /* 0x40 */
unsigned int fear; /* 0x44 */
unsigned int tpafcr; /* 0x48 */
unsigned int rbsr; /* 0x4c */
unsigned int maccr; /* 0x50 */
unsigned int macsr; /* 0x54 */
unsigned int tm; /* 0x58 */
unsigned int resv1; /* 0x5c */ /* not defined in spec */
unsigned int phycr; /* 0x60 */
unsigned int phydata; /* 0x64 */
unsigned int fcr; /* 0x68 */
unsigned int bpr; /* 0x6c */
unsigned int wolcr; /* 0x70 */
unsigned int wolsr; /* 0x74 */
unsigned int wfcrc; /* 0x78 */
unsigned int resv2; /* 0x7c */ /* not defined in spec */
unsigned int wfbm1; /* 0x80 */
unsigned int wfbm2; /* 0x84 */
unsigned int wfbm3; /* 0x88 */
unsigned int wfbm4; /* 0x8c */
unsigned int nptxr_ptr; /* 0x90 */
unsigned int hptxr_ptr; /* 0x94 */
unsigned int rxr_ptr; /* 0x98 */
unsigned int resv3; /* 0x9c */ /* not defined in spec */
unsigned int tx; /* 0xa0 */
unsigned int tx_mcol_scol; /* 0xa4 */
unsigned int tx_ecol_fail; /* 0xa8 */
unsigned int tx_lcol_und; /* 0xac */
unsigned int rx; /* 0xb0 */
unsigned int rx_bc; /* 0xb4 */
unsigned int rx_mc; /* 0xb8 */
unsigned int rx_pf_aep; /* 0xbc */
unsigned int rx_runt; /* 0xc0 */
unsigned int rx_crcer_ftl; /* 0xc4 */
unsigned int rx_col_lost; /* 0xc8 */
};
/*
* Interrupt status register & interrupt enable register
*/
#define FTGMAC100_INT_RPKT_BUF (1 << 0)
#define FTGMAC100_INT_RPKT_FIFO (1 << 1)
#define FTGMAC100_INT_NO_RXBUF (1 << 2)
#define FTGMAC100_INT_RPKT_LOST (1 << 3)
#define FTGMAC100_INT_XPKT_ETH (1 << 4)
#define FTGMAC100_INT_XPKT_FIFO (1 << 5)
#define FTGMAC100_INT_NO_NPTXBUF (1 << 6)
#define FTGMAC100_INT_XPKT_LOST (1 << 7)
#define FTGMAC100_INT_AHB_ERR (1 << 8)
#define FTGMAC100_INT_PHYSTS_CHG (1 << 9)
#define FTGMAC100_INT_NO_HPTXBUF (1 << 10)
/*
* Interrupt timer control register
*/
#define FTGMAC100_ITC_RXINT_CNT(x) (((x) & 0xf) << 0)
#define FTGMAC100_ITC_RXINT_THR(x) (((x) & 0x7) << 4)
#define FTGMAC100_ITC_RXINT_TIME_SEL (1 << 7)
#define FTGMAC100_ITC_TXINT_CNT(x) (((x) & 0xf) << 8)
#define FTGMAC100_ITC_TXINT_THR(x) (((x) & 0x7) << 12)
#define FTGMAC100_ITC_TXINT_TIME_SEL (1 << 15)
/*
* Automatic polling timer control register
*/
#define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0)
#define FTGMAC100_APTC_RXPOLL_TIME_SEL (1 << 4)
#define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8)
#define FTGMAC100_APTC_TXPOLL_TIME_SEL (1 << 12)
/*
* DMA burst length and arbitration control register
*/
#define FTGMAC100_DBLAC_RXFIFO_LTHR(x) (((x) & 0x7) << 0)
#define FTGMAC100_DBLAC_RXFIFO_HTHR(x) (((x) & 0x7) << 3)
#define FTGMAC100_DBLAC_RX_THR_EN (1 << 6)
#define FTGMAC100_DBLAC_RXBURST_SIZE(x) (((x) & 0x3) << 8)
#define FTGMAC100_DBLAC_TXBURST_SIZE(x) (((x) & 0x3) << 10)
#define FTGMAC100_DBLAC_RXDES_SIZE(x) (((x) & 0xf) << 12)
#define FTGMAC100_DBLAC_TXDES_SIZE(x) (((x) & 0xf) << 16)
#define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20)
#define FTGMAC100_DBLAC_IFG_INC (1 << 23)
/*
* DMA FIFO status register
*/
#define FTGMAC100_DMAFIFOS_RXDMA1_SM(dmafifos) ((dmafifos) & 0xf)
#define FTGMAC100_DMAFIFOS_RXDMA2_SM(dmafifos) (((dmafifos) >> 4) & 0xf)
#define FTGMAC100_DMAFIFOS_RXDMA3_SM(dmafifos) (((dmafifos) >> 8) & 0x7)
#define FTGMAC100_DMAFIFOS_TXDMA1_SM(dmafifos) (((dmafifos) >> 12) & 0xf)
#define FTGMAC100_DMAFIFOS_TXDMA2_SM(dmafifos) (((dmafifos) >> 16) & 0x3)
#define FTGMAC100_DMAFIFOS_TXDMA3_SM(dmafifos) (((dmafifos) >> 18) & 0xf)
#define FTGMAC100_DMAFIFOS_RXFIFO_EMPTY (1 << 26)
#define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY (1 << 27)
#define FTGMAC100_DMAFIFOS_RXDMA_GRANT (1 << 28)
#define FTGMAC100_DMAFIFOS_TXDMA_GRANT (1 << 29)
#define FTGMAC100_DMAFIFOS_RXDMA_REQ (1 << 30)
#define FTGMAC100_DMAFIFOS_TXDMA_REQ (1 << 31)
/*
* Receive buffer size register
*/
#define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff)
/*
* MAC control register
*/
#define FTGMAC100_MACCR_TXDMA_EN (1 << 0)
#define FTGMAC100_MACCR_RXDMA_EN (1 << 1)
#define FTGMAC100_MACCR_TXMAC_EN (1 << 2)
#define FTGMAC100_MACCR_RXMAC_EN (1 << 3)
#define FTGMAC100_MACCR_RM_VLAN (1 << 4)
#define FTGMAC100_MACCR_HPTXR_EN (1 << 5)
#define FTGMAC100_MACCR_LOOP_EN (1 << 6)
#define FTGMAC100_MACCR_ENRX_IN_HALFTX (1 << 7)
#define FTGMAC100_MACCR_FULLDUP (1 << 8)
#define FTGMAC100_MACCR_GIGA_MODE (1 << 9)
#define FTGMAC100_MACCR_CRC_APD (1 << 10)
#define FTGMAC100_MACCR_RX_RUNT (1 << 12)
#define FTGMAC100_MACCR_JUMBO_LF (1 << 13)
#define FTGMAC100_MACCR_RX_ALL (1 << 14)
#define FTGMAC100_MACCR_HT_MULTI_EN (1 << 15)
#define FTGMAC100_MACCR_RX_MULTIPKT (1 << 16)
#define FTGMAC100_MACCR_RX_BROADPKT (1 << 17)
#define FTGMAC100_MACCR_DISCARD_CRCERR (1 << 18)
#define FTGMAC100_MACCR_FAST_MODE (1 << 19)
#define FTGMAC100_MACCR_SW_RST (1 << 31)
/*
* PHY control register
*/
#define FTGMAC100_PHYCR_MDC_CYCTHR_MASK 0x3f
#define FTGMAC100_PHYCR_MDC_CYCTHR(x) ((x) & 0x3f)
#define FTGMAC100_PHYCR_PHYAD(x) (((x) & 0x1f) << 16)
#define FTGMAC100_PHYCR_REGAD(x) (((x) & 0x1f) << 21)
#define FTGMAC100_PHYCR_MIIRD (1 << 26)
#define FTGMAC100_PHYCR_MIIWR (1 << 27)
/*
* PHY data register
*/
#define FTGMAC100_PHYDATA_MIIWDATA(x) ((x) & 0xffff)
#define FTGMAC100_PHYDATA_MIIRDATA(phydata) (((phydata) >> 16) & 0xffff)
/*
* Transmit descriptor, aligned to 16 bytes
*/
struct ftgmac100_txdes {
unsigned int txdes0;
unsigned int txdes1;
unsigned int txdes2; /* not used by HW */
unsigned int txdes3; /* TXBUF_BADR */
} __attribute__ ((aligned(16)));
#define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff)
#define FTGMAC100_TXDES0_EDOTR (1 << 15)
#define FTGMAC100_TXDES0_CRC_ERR (1 << 19)
#define FTGMAC100_TXDES0_LTS (1 << 28)
#define FTGMAC100_TXDES0_FTS (1 << 29)
#define FTGMAC100_TXDES0_TXDMA_OWN (1 << 31)
#define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff)
#define FTGMAC100_TXDES1_INS_VLANTAG (1 << 16)
#define FTGMAC100_TXDES1_TCP_CHKSUM (1 << 17)
#define FTGMAC100_TXDES1_UDP_CHKSUM (1 << 18)
#define FTGMAC100_TXDES1_IP_CHKSUM (1 << 19)
#define FTGMAC100_TXDES1_LLC (1 << 22)
#define FTGMAC100_TXDES1_TX2FIC (1 << 30)
#define FTGMAC100_TXDES1_TXIC (1 << 31)
/*
* Receive descriptor, aligned to 16 bytes
*/
struct ftgmac100_rxdes {
unsigned int rxdes0;
unsigned int rxdes1;
unsigned int rxdes2; /* not used by HW */
unsigned int rxdes3; /* RXBUF_BADR */
} __attribute__ ((aligned(16)));
#define FTGMAC100_RXDES0_VDBC(x) ((x) & 0x3fff)
#define FTGMAC100_RXDES0_EDORR (1 << 15)
#define FTGMAC100_RXDES0_MULTICAST (1 << 16)
#define FTGMAC100_RXDES0_BROADCAST (1 << 17)
#define FTGMAC100_RXDES0_RX_ERR (1 << 18)
#define FTGMAC100_RXDES0_CRC_ERR (1 << 19)
#define FTGMAC100_RXDES0_FTL (1 << 20)
#define FTGMAC100_RXDES0_RUNT (1 << 21)
#define FTGMAC100_RXDES0_RX_ODD_NB (1 << 22)
#define FTGMAC100_RXDES0_FIFO_FULL (1 << 23)
#define FTGMAC100_RXDES0_PAUSE_OPCODE (1 << 24)
#define FTGMAC100_RXDES0_PAUSE_FRAME (1 << 25)
#define FTGMAC100_RXDES0_LRS (1 << 28)
#define FTGMAC100_RXDES0_FRS (1 << 29)
#define FTGMAC100_RXDES0_RXPKT_RDY (1 << 31)
#define FTGMAC100_RXDES1_VLANTAG_CI 0xffff
#define FTGMAC100_RXDES1_PROT_MASK (0x3 << 20)
#define FTGMAC100_RXDES1_PROT_NONIP (0x0 << 20)
#define FTGMAC100_RXDES1_PROT_IP (0x1 << 20)
#define FTGMAC100_RXDES1_PROT_TCPIP (0x2 << 20)
#define FTGMAC100_RXDES1_PROT_UDPIP (0x3 << 20)
#define FTGMAC100_RXDES1_LLC (1 << 22)
#define FTGMAC100_RXDES1_DF (1 << 23)
#define FTGMAC100_RXDES1_VLANTAG_AVAIL (1 << 24)
#define FTGMAC100_RXDES1_TCP_CHKSUM_ERR (1 << 25)
#define FTGMAC100_RXDES1_UDP_CHKSUM_ERR (1 << 26)
#define FTGMAC100_RXDES1_IP_CHKSUM_ERR (1 << 27)
#endif /* __FTGMAC100_H */