LXR uboot/drivers/net/ax88796.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * AX88796L(NE2000) support
   4 *
   5 * (c) 2007 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
   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__ */
  67