/*
 *  Definitions for the Ethernet registers
 *
 *  Copyright 2002 Allend Stichter <allen.stichter@idt.com>
 *  Copyright 2008 Florian Fainelli <florian@openwrt.org>
 *
 *  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  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
 *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
 *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
 *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
 *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
 *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 *  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.,
 *  675 Mass Ave, Cambridge, MA 02139, USA.
 *
 */

#ifndef __ASM_RC32434_ETH_H
#define __ASM_RC32434_ETH_H


#define ETH0_BASE_ADDR          0x18060000

struct eth_regs {
        u32 ethintfc;
        u32 ethfifott;
        u32 etharc;
        u32 ethhash0;
        u32 ethhash1;
        u32 ethu0[4];           /* Reserved. */
        u32 ethpfs;
        u32 ethmcp;
        u32 eth_u1[10];         /* Reserved. */
        u32 ethspare;
        u32 eth_u2[42];         /* Reserved. */
        u32 ethsal0;
        u32 ethsah0;
        u32 ethsal1;
        u32 ethsah1;
        u32 ethsal2;
        u32 ethsah2;
        u32 ethsal3;
        u32 ethsah3;
        u32 ethrbc;
        u32 ethrpc;
        u32 ethrupc;
        u32 ethrfc;
        u32 ethtbc;
        u32 ethgpf;
        u32 eth_u9[50];         /* Reserved. */
        u32 ethmac1;
        u32 ethmac2;
        u32 ethipgt;
        u32 ethipgr;
        u32 ethclrt;
        u32 ethmaxf;
        u32 eth_u10;            /* Reserved. */
        u32 ethmtest;
        u32 miimcfg;
        u32 miimcmd;
        u32 miimaddr;
        u32 miimwtd;
        u32 miimrdd;
        u32 miimind;
        u32 eth_u11;            /* Reserved. */
        u32 eth_u12;            /* Reserved. */
        u32 ethcfsa0;
        u32 ethcfsa1;
        u32 ethcfsa2;
};

/* Ethernet interrupt registers */
#define ETH_INT_FC_EN           (1 << 0)
#define ETH_INT_FC_ITS          (1 << 1)
#define ETH_INT_FC_RIP          (1 << 2)
#define ETH_INT_FC_JAM          (1 << 3)
#define ETH_INT_FC_OVR          (1 << 4)
#define ETH_INT_FC_UND          (1 << 5)
#define ETH_INT_FC_IOC          0x000000c0

/* Ethernet FIFO registers */
#define ETH_FIFI_TT_TTH_BIT     0
#define ETH_FIFO_TT_TTH         0x0000007f

/* Ethernet ARC/multicast registers */
#define ETH_ARC_PRO             (1 << 0)
#define ETH_ARC_AM              (1 << 1)
#define ETH_ARC_AFM             (1 << 2)
#define ETH_ARC_AB              (1 << 3)

/* Ethernet SAL registers */
#define ETH_SAL_BYTE_5          0x000000ff
#define ETH_SAL_BYTE_4          0x0000ff00
#define ETH_SAL_BYTE_3          0x00ff0000
#define ETH_SAL_BYTE_2          0xff000000

/* Ethernet SAH registers */
#define ETH_SAH_BYTE1           0x000000ff
#define ETH_SAH_BYTE0           0x0000ff00

/* Ethernet GPF register */
#define ETH_GPF_PTV             0x0000ffff

/* Ethernet PFG register */
#define ETH_PFS_PFD             (1 << 0)

/* Ethernet CFSA[0-3] registers */
#define ETH_CFSA0_CFSA4         0x000000ff
#define ETH_CFSA0_CFSA5         0x0000ff00
#define ETH_CFSA1_CFSA2         0x000000ff
#define ETH_CFSA1_CFSA3         0x0000ff00
#define ETH_CFSA1_CFSA0         0x000000ff
#define ETH_CFSA1_CFSA1         0x0000ff00

/* Ethernet MAC1 registers */
#define ETH_MAC1_RE             (1 << 0)
#define ETH_MAC1_PAF            (1 << 1)
#define ETH_MAC1_RFC            (1 << 2)
#define ETH_MAC1_TFC            (1 << 3)
#define ETH_MAC1_LB             (1 << 4)
#define ETH_MAC1_MR             (1 << 31)

/* Ethernet MAC2 registers */
#define ETH_MAC2_FD             (1 << 0)
#define ETH_MAC2_FLC            (1 << 1)
#define ETH_MAC2_HFE            (1 << 2)
#define ETH_MAC2_DC             (1 << 3)
#define ETH_MAC2_CEN            (1 << 4)
#define ETH_MAC2_PE             (1 << 5)
#define ETH_MAC2_VPE            (1 << 6)
#define ETH_MAC2_APE            (1 << 7)
#define ETH_MAC2_PPE            (1 << 8)
#define ETH_MAC2_LPE            (1 << 9)
#define ETH_MAC2_NB             (1 << 12)
#define ETH_MAC2_BP             (1 << 13)
#define ETH_MAC2_ED             (1 << 14)

/* Ethernet IPGT register */
#define ETH_IPGT                0x0000007f

/* Ethernet IPGR registers */
#define ETH_IPGR_IPGR2          0x0000007f
#define ETH_IPGR_IPGR1          0x00007f00

/* Ethernet CLRT registers */
#define ETH_CLRT_MAX_RET        0x0000000f
#define ETH_CLRT_COL_WIN        0x00003f00

/* Ethernet MAXF register */
#define ETH_MAXF                0x0000ffff

/* Ethernet test registers */
#define ETH_TEST_REG            (1 << 2)
#define ETH_MCP_DIV             0x000000ff

/* MII registers */
#define ETH_MII_CFG_RSVD        0x0000000c
#define ETH_MII_CMD_RD          (1 << 0)
#define ETH_MII_CMD_SCN         (1 << 1)
#define ETH_MII_REG_ADDR        0x0000001f
#define ETH_MII_PHY_ADDR        0x00001f00
#define ETH_MII_WTD_DATA        0x0000ffff
#define ETH_MII_RDD_DATA        0x0000ffff
#define ETH_MII_IND_BSY         (1 << 0)
#define ETH_MII_IND_SCN         (1 << 1)
#define ETH_MII_IND_NV          (1 << 2)

/*
 * Values for the DEVCS field of the Ethernet DMA Rx and Tx descriptors.
 */

#define ETH_RX_FD               (1 << 0)
#define ETH_RX_LD               (1 << 1)
#define ETH_RX_ROK              (1 << 2)
#define ETH_RX_FM               (1 << 3)
#define ETH_RX_MP               (1 << 4)
#define ETH_RX_BP               (1 << 5)
#define ETH_RX_VLT              (1 << 6)
#define ETH_RX_CF               (1 << 7)
#define ETH_RX_OVR              (1 << 8)
#define ETH_RX_CRC              (1 << 9)
#define ETH_RX_CV               (1 << 10)
#define ETH_RX_DB               (1 << 11)
#define ETH_RX_LE               (1 << 12)
#define ETH_RX_LOR              (1 << 13)
#define ETH_RX_CES              (1 << 14)
#define ETH_RX_LEN_BIT          16
#define ETH_RX_LEN              0xffff0000

#define ETH_TX_FD               (1 << 0)
#define ETH_TX_LD               (1 << 1)
#define ETH_TX_OEN              (1 << 2)
#define ETH_TX_PEN              (1 << 3)
#define ETH_TX_CEN              (1 << 4)
#define ETH_TX_HEN              (1 << 5)
#define ETH_TX_TOK              (1 << 6)
#define ETH_TX_MP               (1 << 7)
#define ETH_TX_BP               (1 << 8)
#define ETH_TX_UND              (1 << 9)
#define ETH_TX_OF               (1 << 10)
#define ETH_TX_ED               (1 << 11)
#define ETH_TX_EC               (1 << 12)
#define ETH_TX_LC               (1 << 13)
#define ETH_TX_TD               (1 << 14)
#define ETH_TX_CRC              (1 << 15)
#define ETH_TX_LE               (1 << 16)
#define ETH_TX_CC               0x001E0000

#endif  /* __ASM_RC32434_ETH_H */