include/cpsw.h

   1 /*
   2  * CPSW Ethernet Switch Driver
   3  *
   4  * Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation version 2.
   9  *
  10  * This program is distributed "as is" WITHOUT ANY WARRANTY of any
  11  * kind, whether express or implied; without even the implied warranty
  12  * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13  * GNU General Public License for more details.
  14  */
  15
  16 #ifndef _CPSW_H_
  17 #define _CPSW_H_
  18
  19 struct cpsw_slave_data {
  20         u32             slave_reg_ofs;
  21         u32             sliver_reg_ofs;
  22         int             phy_addr;
  23         int             phy_if;
  24 };
  25
  26 enum {
  27         CPSW_CTRL_VERSION_1 = 0,
  28         CPSW_CTRL_VERSION_2     /* am33xx like devices */
  29 };
  30
  31 struct cpsw_platform_data {
  32         u32     mdio_base;
  33         u32     cpsw_base;
  34         int     mdio_div;
  35         int     channels;       /* number of cpdma channels (symmetric) */
  36         u32     cpdma_reg_ofs;  /* cpdma register offset                */
  37         int     slaves;         /* number of slave cpgmac ports         */
  38         u32     ale_reg_ofs;    /* address lookup engine reg offset     */
  39         int     ale_entries;    /* ale table size                       */
  40         u32     host_port_reg_ofs;      /* cpdma host port registers    */
  41         u32     hw_stats_reg_ofs;       /* cpsw hw stats counters       */
  42         u32     bd_ram_ofs;             /* Buffer Descriptor RAM offset */
  43         u32     mac_control;
  44         struct cpsw_slave_data  *slave_data;
  45         void    (*control)(int enabled);
  46         u32     host_port_num;
  47         u32     active_slave;
  48         u8      version;
  49 };
  50
  51 int cpsw_register(struct cpsw_platform_data *data);
  52
  53 #endif /* _CPSW_H_  */