/*
 * Copyright (c) 2013 Qualcomm Atheros, Inc.
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

#ifndef _ATHRS17_PHY_H
#define _ATHRS17_PHY_H

/*****************/
/* PHY Registers */
/*****************/
#define ATHR_PHY_CONTROL                 0
#define ATHR_PHY_STATUS                  1
#define ATHR_PHY_ID1                     2
#define ATHR_PHY_ID2                     3
#define ATHR_AUTONEG_ADVERT              4
#define ATHR_LINK_PARTNER_ABILITY        5
#define ATHR_AUTONEG_EXPANSION           6
#define ATHR_NEXT_PAGE_TRANSMIT          7
#define ATHR_LINK_PARTNER_NEXT_PAGE      8
#define ATHR_1000BASET_CONTROL           9
#define ATHR_1000BASET_STATUS            10
#define ATHR_PHY_SPEC_CONTROL            16
#define ATHR_PHY_SPEC_STATUS             17
#define ATHR_DEBUG_PORT_ADDRESS          29
#define ATHR_DEBUG_PORT_DATA             30

/* ATHR_PHY_CONTROL fields */
#define ATHR_CTRL_SOFTWARE_RESET                    0x8000
#define ATHR_CTRL_SPEED_LSB                         0x2000
#define ATHR_CTRL_AUTONEGOTIATION_ENABLE            0x1000
#define ATHR_CTRL_RESTART_AUTONEGOTIATION           0x0200
#define ATHR_CTRL_SPEED_FULL_DUPLEX                 0x0100
#define ATHR_CTRL_SPEED_MSB                         0x0040

#define ATHR_RESET_DONE(phy_control)                   \
    (((phy_control) & (ATHR_CTRL_SOFTWARE_RESET)) == 0)
    
/* Phy status fields */
#define ATHR_STATUS_AUTO_NEG_DONE                   0x0020

#define ATHR_AUTONEG_DONE(ip_phy_status)                   \
    (((ip_phy_status) &                                  \
        (ATHR_STATUS_AUTO_NEG_DONE)) ==                    \
        (ATHR_STATUS_AUTO_NEG_DONE))

/* Link Partner ability */
#define ATHR_LINK_100BASETX_FULL_DUPLEX       0x0100
#define ATHR_LINK_100BASETX                   0x0080
#define ATHR_LINK_10BASETX_FULL_DUPLEX        0x0040
#define ATHR_LINK_10BASETX                    0x0020

/* Advertisement register. */
#define ATHR_ADVERTISE_NEXT_PAGE              0x8000
#define ATHR_ADVERTISE_ASYM_PAUSE             0x0800
#define ATHR_ADVERTISE_PAUSE                  0x0400
#define ATHR_ADVERTISE_100FULL                0x0100
#define ATHR_ADVERTISE_100HALF                0x0080  
#define ATHR_ADVERTISE_10FULL                 0x0040  
#define ATHR_ADVERTISE_10HALF                 0x0020  

#define ATHR_ADVERTISE_ALL (ATHR_ADVERTISE_ASYM_PAUSE | ATHR_ADVERTISE_PAUSE | \
                            ATHR_ADVERTISE_10HALF | ATHR_ADVERTISE_10FULL | \
                            ATHR_ADVERTISE_100HALF | ATHR_ADVERTISE_100FULL)
                       
/* 1000BASET_CONTROL */
#define ATHR_ADVERTISE_1000FULL               0x0200

/* Phy Specific status fields */
#define ATHER_STATUS_LINK_MASK                0xC000
#define ATHER_STATUS_LINK_SHIFT               14
#define ATHER_STATUS_FULL_DEPLEX              0x2000
#define ATHR_STATUS_LINK_PASS                 0x0400 
#define ATHR_STATUS_RESOVLED                  0x0800

/*phy debug port  register */
#define ATHER_DEBUG_SERDES_REG                5

/* Serdes debug fields */
#define ATHER_SERDES_BEACON                   0x0100

/* S17 CSR Registers */

#define S17_ENABLE_CPU_BROADCAST             (1 << 26)

#define S17_PHY_LINK_CHANGE_REG 		     0x4
#define S17_PHY_LINK_UP 		             0x400
#define S17_PHY_LINK_DOWN 		             0x800
#define S17_PHY_LINK_DUPLEX_CHANGE 		     0x2000
#define S17_PHY_LINK_SPEED_CHANGE		     0x4000
#define S17_PHY_LINK_INTRS			     (PHY_LINK_UP | PHY_LINK_DOWN | PHY_LINK_DUPLEX_CHANGE | PHY_LINK_SPEED_CHANGE)


#ifndef BOOL
#define BOOL    int
#endif

/*add feature define here*/
//#define FULL_FEATURE

#ifdef CONFIG_AR7242_S17_PHY
#undef HEADER_REG_CONF
#undef HEADER_EN
#endif

void athrs17_reg_init(void);
int athrs17_phy_is_up(int unit);
int athrs17_phy_is_fdx(int unit);
int athrs17_phy_speed(int unit);
BOOL athrs17_phy_setup(int unit);

#endif