| | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| | 2 | /* |
| | 3 | * AX88796L(NE2000) support |
| | 4 | * |
| | 5 | * (c) 2007 Nobuhiro Iwamatsu <[email protected]> |
| | 6 | */ |
| | 7 | |
| | 8 | #ifndef __DRIVERS_AX88796L_H__ |
| | 9 | #define __DRIVERS_AX88796L_H__ |
| | 10 | |
| | 11 | #define DP_DATA (0x10 << 1) |
| | 12 | #define START_PG 0x40 /* First page of TX buffer */ |
| | 13 | #define START_PG2 0x48 |
| | 14 | #define STOP_PG 0x80 /* Last page +1 of RX ring */ |
| | 15 | #define TX_PAGES 12 |
| | 16 | #define RX_START (START_PG+TX_PAGES) |
| | 17 | #define RX_END STOP_PG |
| | 18 | |
| | 19 | #define AX88796L_BASE_ADDRESS CONFIG_DRIVER_NE2000_BASE |
| | 20 | #define AX88796L_BYTE_ACCESS 0x00001000 |
| | 21 | #define AX88796L_OFFSET 0x00000400 |
| | 22 | #define AX88796L_ADDRESS_BYTE AX88796L_BASE_ADDRESS + \ |
| | 23 | AX88796L_BYTE_ACCESS + AX88796L_OFFSET |
| | 24 | #define AX88796L_REG_MEMR AX88796L_ADDRESS_BYTE + (0x14<<1) |
| | 25 | #define AX88796L_REG_CR AX88796L_ADDRESS_BYTE + (0x00<<1) |
| | 26 | |
| | 27 | #define AX88796L_CR (*(vu_short *)(AX88796L_REG_CR)) |
| | 28 | #define AX88796L_MEMR (*(vu_short *)(AX88796L_REG_MEMR)) |
| | 29 | |
| | 30 | #define EECS_HIGH (AX88796L_MEMR |= 0x10) |
| | 31 | #define EECS_LOW (AX88796L_MEMR &= 0xef) |
| | 32 | #define EECLK_HIGH (AX88796L_MEMR |= 0x80) |
| | 33 | #define EECLK_LOW (AX88796L_MEMR &= 0x7f) |
| | 34 | #define EEDI_HIGH (AX88796L_MEMR |= 0x20) |
| | 35 | #define EEDI_LOW (AX88796L_MEMR &= 0xdf) |
| | 36 | #define EEDO ((AX88796L_MEMR & 0x40)>>6) |
| | 37 | |
| | 38 | #define PAGE0_SET (AX88796L_CR &= 0x3f) |
| | 39 | #define PAGE1_SET (AX88796L_CR = (AX88796L_CR & 0x3f) | 0x40) |
| | 40 | |
| | 41 | #define BIT_DUMMY 0 |
| | 42 | #define MAC_EEP_READ 1 |
| | 43 | #define MAC_EEP_WRITE 2 |
| | 44 | #define MAC_EEP_ERACE 3 |
| | 45 | #define MAC_EEP_EWEN 4 |
| | 46 | #define MAC_EEP_EWDS 5 |
| | 47 | |
| | 48 | /* R7780MP Specific code */ |
| | 49 | #if defined(CONFIG_R7780MP) |
| | 50 | #define ISA_OFFSET 0x1400 |
| | 51 | #define DP_IN(_b_, _o_, _d_) (_d_) = \ |
| | 52 | *( (vu_short *) ((_b_) + ((_o_) * 2) + ISA_OFFSET)) |
| | 53 | #define DP_OUT(_b_, _o_, _d_) \ |
| | 54 | *((vu_short *)((_b_) + ((_o_) * 2) + ISA_OFFSET)) = (_d_) |
| | 55 | #define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_short *) ((_b_) + ISA_OFFSET)) |
| | 56 | #define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_) |
| | 57 | #else |
| | 58 | /* Please change for your target boards */ |
| | 59 | #define ISA_OFFSET 0x0000 |
| | 60 | #define DP_IN(_b_, _o_, _d_) (_d_) = *( (vu_short *)((_b_)+(_o_ )+ISA_OFFSET)) |
| | 61 | #define DP_OUT(_b_, _o_, _d_) *((vu_short *)((_b_)+(_o_)+ISA_OFFSET)) = (_d_) |
| | 62 | #define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_short *) ((_b_)+ISA_OFFSET)) |
| | 63 | #define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_) |
| | 64 | #endif |
| | 65 | |
| | 66 | #endif /* __DRIVERS_AX88796L_H__ */ |
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