include/fsl_mdio.h

   1 /*
   2  * Copyright 2009-2012 Freescale Semiconductor, Inc.
   3  *      Jun-jie Zhang <b18070@freescale.com>
   4  *      Mingkai Hu <Mingkai.hu@freescale.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; either version 2 of
   9  * the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  19  * MA 02111-1307 USA
  20  */
  21 #ifndef __FSL_PHY_H__
  22 #define __FSL_PHY_H__
  23
  24 #include <net.h>
  25 #include <miiphy.h>
  26 #include <asm/fsl_enet.h>
  27
  28 /* PHY register offsets */
  29 #define PHY_EXT_PAGE_ACCESS     0x1f
  30
  31 /* MII Management Configuration Register */
  32 #define MIIMCFG_RESET_MGMT          0x80000000
  33 #define MIIMCFG_MGMT_CLOCK_SELECT   0x00000007
  34 #define MIIMCFG_INIT_VALUE          0x00000003
  35
  36 /* MII Management Command Register */
  37 #define MIIMCOM_READ_CYCLE      0x00000001
  38 #define MIIMCOM_SCAN_CYCLE      0x00000002
  39
  40 /* MII Management Address Register */
  41 #define MIIMADD_PHY_ADDR_SHIFT  8
  42
  43 /* MII Management Indicator Register */
  44 #define MIIMIND_BUSY            0x00000001
  45 #define MIIMIND_NOTVALID        0x00000004
  46
  47 void tsec_local_mdio_write(struct tsec_mii_mng *phyregs, int port_addr,
  48                 int dev_addr, int reg, int value);
  49 int tsec_local_mdio_read(struct tsec_mii_mng *phyregs, int port_addr,
  50                 int dev_addr, int regnum);
  51 int tsec_phy_read(struct mii_dev *bus, int addr, int dev_addr, int regnum);
  52 int tsec_phy_write(struct mii_dev *bus, int addr, int dev_addr, int regnum,
  53                 u16 value);
  54 int memac_mdio_write(struct mii_dev *bus, int port_addr, int dev_addr,
  55                 int regnum, u16 value);
  56 int memac_mdio_read(struct mii_dev *bus, int port_addr, int dev_addr,
  57                 int regnum);
  58
  59 struct fsl_pq_mdio_info {
  60         struct tsec_mii_mng *regs;
  61         char *name;
  62 };
  63 int fsl_pq_mdio_init(bd_t *bis, struct fsl_pq_mdio_info *info);
  64
  65 #endif /* __FSL_PHY_H__ */