| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * 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> |
| */ |
| |
| #ifndef __FTGMAC100_H |
| #define __FTGMAC100_H |
| |
| /* The registers offset table of ftgmac100 */ |
| #include <linux/bitops.h> |
| 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 */ |
| unsigned int reserved[43]; /* 0xcc - 0x174 */ |
| unsigned int txr_badr_lo; /* 0x178, defined in ast2700 */ |
| unsigned int txr_badr_hi; /* 0x17c, defined in ast2700 */ |
| unsigned int hptxr_badr_lo; /* 0x180, defined in ast2700 */ |
| unsigned int hptxr_badr_hi; /* 0x184, defined in ast2700 */ |
| unsigned int rxr_badr_lo; /* 0x188, defined in ast2700 */ |
| unsigned int rxr_badr_hi; /* 0x18c, defined in ast2700 */ |
| }; |
| |
| /* |
| * Interrupt status register & interrupt enable register |
| */ |
| #define FTGMAC100_INT_RPKT_BUF BIT(0) |
| #define FTGMAC100_INT_RPKT_FIFO BIT(1) |
| #define FTGMAC100_INT_NO_RXBUF BIT(2) |
| #define FTGMAC100_INT_RPKT_LOST BIT(3) |
| #define FTGMAC100_INT_XPKT_ETH BIT(4) |
| #define FTGMAC100_INT_XPKT_FIFO BIT(5) |
| #define FTGMAC100_INT_NO_NPTXBUF BIT(6) |
| #define FTGMAC100_INT_XPKT_LOST BIT(7) |
| #define FTGMAC100_INT_AHB_ERR BIT(8) |
| #define FTGMAC100_INT_PHYSTS_CHG BIT(9) |
| #define FTGMAC100_INT_NO_HPTXBUF BIT(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 BIT(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 BIT(15) |
| |
| /* |
| * Automatic polling timer control register |
| */ |
| #define FTGMAC100_APTC_RXPOLL_CNT(x) (((x) & 0xf) << 0) |
| #define FTGMAC100_APTC_RXPOLL_TIME_SEL BIT(4) |
| #define FTGMAC100_APTC_TXPOLL_CNT(x) (((x) & 0xf) << 8) |
| #define FTGMAC100_APTC_TXPOLL_TIME_SEL BIT(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 BIT(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_DESC_UNIT 8 |
| #define FTGMAC100_DBLAC_IFG_CNT(x) (((x) & 0x7) << 20) |
| #define FTGMAC100_DBLAC_IFG_INC BIT(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 BIT(26) |
| #define FTGMAC100_DMAFIFOS_TXFIFO_EMPTY BIT(27) |
| #define FTGMAC100_DMAFIFOS_RXDMA_GRANT BIT(28) |
| #define FTGMAC100_DMAFIFOS_TXDMA_GRANT BIT(29) |
| #define FTGMAC100_DMAFIFOS_RXDMA_REQ BIT(30) |
| #define FTGMAC100_DMAFIFOS_TXDMA_REQ BIT(31) |
| |
| /* |
| * Receive buffer size register |
| */ |
| #define FTGMAC100_RBSR_SIZE(x) ((x) & 0x3fff) |
| |
| /* |
| * MAC control register |
| */ |
| #define FTGMAC100_MACCR_TXDMA_EN BIT(0) |
| #define FTGMAC100_MACCR_RXDMA_EN BIT(1) |
| #define FTGMAC100_MACCR_TXMAC_EN BIT(2) |
| #define FTGMAC100_MACCR_RXMAC_EN BIT(3) |
| #define FTGMAC100_MACCR_RM_VLAN BIT(4) |
| #define FTGMAC100_MACCR_HPTXR_EN BIT(5) |
| #define FTGMAC100_MACCR_LOOP_EN BIT(6) |
| #define FTGMAC100_MACCR_ENRX_IN_HALFTX BIT(7) |
| #define FTGMAC100_MACCR_FULLDUP BIT(8) |
| #define FTGMAC100_MACCR_GIGA_MODE BIT(9) |
| #define FTGMAC100_MACCR_CRC_APD BIT(10) |
| #define FTGMAC100_MACCR_RX_RUNT BIT(12) |
| #define FTGMAC100_MACCR_JUMBO_LF BIT(13) |
| #define FTGMAC100_MACCR_RX_ALL BIT(14) |
| #define FTGMAC100_MACCR_HT_MULTI_EN BIT(15) |
| #define FTGMAC100_MACCR_RX_MULTIPKT BIT(16) |
| #define FTGMAC100_MACCR_RX_BROADPKT BIT(17) |
| #define FTGMAC100_MACCR_DISCARD_CRCERR BIT(18) |
| #define FTGMAC100_MACCR_FAST_MODE BIT(19) |
| #define FTGMAC100_MACCR_RMII_ENABLE BIT(20) /* defined in ast2700 */ |
| #define FTGMAC100_MACCR_SW_RST BIT(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 BIT(26) |
| #define FTGMAC100_PHYCR_MIIWR BIT(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 */ |
| } __aligned(ARCH_DMA_MINALIGN); |
| |
| #define FTGMAC100_TXDES0_TXBUF_SIZE(x) ((x) & 0x3fff) |
| #define FTGMAC100_TXDES0_EDOTR BIT(15) |
| #define FTGMAC100_TXDES0_CRC_ERR BIT(19) |
| #define FTGMAC100_TXDES0_LTS BIT(28) |
| #define FTGMAC100_TXDES0_FTS BIT(29) |
| #define FTGMAC100_TXDES0_TXDMA_OWN BIT(31) |
| |
| #define FTGMAC100_TXDES1_VLANTAG_CI(x) ((x) & 0xffff) |
| #define FTGMAC100_TXDES1_INS_VLANTAG BIT(16) |
| #define FTGMAC100_TXDES1_TCP_CHKSUM BIT(17) |
| #define FTGMAC100_TXDES1_UDP_CHKSUM BIT(18) |
| #define FTGMAC100_TXDES1_IP_CHKSUM BIT(19) |
| #define FTGMAC100_TXDES1_LLC BIT(22) |
| #define FTGMAC100_TXDES1_TX2FIC BIT(30) |
| #define FTGMAC100_TXDES1_TXIC BIT(31) |
| |
| #define FTGMAC100_TXDES2_TXBUF_BADR_HI GENMASK(18, 16) |
| |
| /* |
| * 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 */ |
| } __aligned(ARCH_DMA_MINALIGN); |
| |
| #define FTGMAC100_RXDES0_VDBC(x) ((x) & 0x3fff) |
| #define FTGMAC100_RXDES0_EDORR BIT(15) |
| #define FTGMAC100_RXDES0_MULTICAST BIT(16) |
| #define FTGMAC100_RXDES0_BROADCAST BIT(17) |
| #define FTGMAC100_RXDES0_RX_ERR BIT(18) |
| #define FTGMAC100_RXDES0_CRC_ERR BIT(19) |
| #define FTGMAC100_RXDES0_FTL BIT(20) |
| #define FTGMAC100_RXDES0_RUNT BIT(21) |
| #define FTGMAC100_RXDES0_RX_ODD_NB BIT(22) |
| #define FTGMAC100_RXDES0_FIFO_FULL BIT(23) |
| #define FTGMAC100_RXDES0_PAUSE_OPCODE BIT(24) |
| #define FTGMAC100_RXDES0_PAUSE_FRAME BIT(25) |
| #define FTGMAC100_RXDES0_LRS BIT(28) |
| #define FTGMAC100_RXDES0_FRS BIT(29) |
| #define FTGMAC100_RXDES0_RXPKT_RDY BIT(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 BIT(22) |
| #define FTGMAC100_RXDES1_DF BIT(23) |
| #define FTGMAC100_RXDES1_VLANTAG_AVAIL BIT(24) |
| #define FTGMAC100_RXDES1_TCP_CHKSUM_ERR BIT(25) |
| #define FTGMAC100_RXDES1_UDP_CHKSUM_ERR BIT(26) |
| #define FTGMAC100_RXDES1_IP_CHKSUM_ERR BIT(27) |
| |
| #define FTGMAC100_RXDES2_RXBUF_BADR_HI GENMASK(18, 16) |
| |
| #endif /* __FTGMAC100_H */ |