root/sys/dev/etherswitch/felix/felix_reg.h
/*-
 * SPDX-License-Identifier: BSD-2-Clause
 *
 * Copyright (c) 2021 Alstom Group.
 * Copyright (c) 2021 Semihalf.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
 */

#ifndef _FELIX_REG_H_
#define _FELIX_REG_H_

#define BIT(x)                                          (1UL << (x))

#define FELIX_MDIO_BASE                                 0x1C00

#define FELIX_DEVCPU_GCB_RST                            0x70004
#define FELIX_DEVCPU_GCB_RST_EN                         BIT(0)

#define FELIX_ANA_VT                                    0x287F34
#define FELIX_ANA_VT_PORTMASK_SHIFT                     2
#define FELIX_ANA_VT_PORTMASK_MASK                      0x7F
#define FELIX_ANA_VT_STS                                (BIT(0) | BIT(1))
#define FELIX_ANA_VT_RESET                              (BIT(0) | BIT(1))
#define FELIX_ANA_VT_WRITE                              BIT(1)
#define FELIX_ANA_VT_READ                               BIT(0)
#define FELIX_ANA_VT_IDLE                               0
#define FELIX_ANA_VTIDX                                 0x287F38

#define FELIX_ANA_PORT_BASE                             0x287800
#define FELIX_ANA_PORT_OFFSET                           0x100
#define FELIX_ANA_PORT_VLAN_CFG                         0x0
#define FELIX_ANA_PORT_VLAN_CFG_VID_MASK                0xFFF
#define FELIX_ANA_PORT_VLAN_CFG_POP                     BIT(18)
#define FELIX_ANA_PORT_VLAN_CFG_VID_AWARE               BIT(20)
#define FELIX_ANA_PORT_DROP_CFG                         0x4
#define FELIX_ANA_PORT_DROP_CFG_MULTI                   BIT(0)
#define FELIX_ANA_PORT_DROP_CFG_NULL                    BIT(1)  /* SRC, or DST MAC == 0 */
#define FELIX_ANA_PORT_DROP_CFG_CTAGGED_PRIO            BIT(2)  /* 0x8100, VID == 0 */
#define FELIX_ANA_PORT_DROP_CFG_STAGGED_PRIO            BIT(3)  /* 0x88A8, VID == 0 */
#define FELIX_ANA_PORT_DROP_CFG_CTAGGED                 BIT(4)  /* 0x8100 */
#define FELIX_ANA_PORT_DROP_CFG_STAGGED                 BIT(5)  /* 0x88A8 */
#define FELIX_ANA_PORT_DROP_CFG_UNTAGGED                BIT(6)
#define FELIX_ANA_PORT_DROP_CFG_TAGGED  \
        (FELIX_ANA_PORT_DROP_CFG_CTAGGED_PRIO | \
         FELIX_ANA_PORT_DROP_CFG_STAGGED_PRIO | \
         FELIX_ANA_PORT_DROP_CFG_CTAGGED | \
         FELIX_ANA_PORT_DROP_CFG_STAGGED)

#define FELIX_DEVGMII_BASE                              0x100000
#define FELIX_DEVGMII_PORT_OFFSET                       0x010000

#define FELIX_DEVGMII_CLK_CFG                           0x0
#define FELIX_DEVGMII_CLK_CFG_SPEED_1000                1
#define FELIX_DEVGMII_CLK_CFG_SPEED_100                 2
#define FELIX_DEVGMII_CLK_CFG_SPEED_10                  3

#define FELIX_DEVGMII_MAC_CFG                           0x1c
#define FELIX_DEVGMII_MAC_CFG_TX_ENA                    BIT(0)
#define FELIX_DEVGMII_MAC_CFG_RX_ENA                    BIT(4)

#define FELIX_DEVGMII_VLAN_CFG                          0x28
#define FELIX_DEVGMII_VLAN_CFG_ENA                      BIT(0)  /* Accept 0x8100 only. */
#define FELIX_DEVGMII_VLAN_CFG_DOUBLE_ENA               BIT(1)  /* Inner tag can only be 0x8100. */
#define FELIX_DEVGMII_VLAN_CFG_LEN_ENA                  BIT(2)  /* Enable VLANMTU. */

#define FELIX_REW_PORT_BASE                             0x030000
#define FELIX_REW_PORT_OFFSET                           0x80
#define FELIX_REW_PORT_TAG_CFG                          0x4
#define FELIX_REW_PORT_TAG_CFG_MASK                     (BIT(7) | BIT(8))
#define FELIX_REW_PORT_TAG_CFG_DIS                      (0 << 7) /* Port tagging disabled */
#define FELIX_REW_PORT_TAG_CFG_ALL                      (2 << 7) /* Tag frames if pvid != 0 */

#define FELIX_SYS_RAM_CTRL                              0x10F24
#define FELIX_SYS_RAM_CTRL_INIT                         BIT(1)

#define FELIX_SYS_CFG                                   0x10E00
#define FELIX_SYS_CFG_CORE_EN                           BIT(0)

#define FELIX_QSYS_PORT_MODE(port)                      (0x20F480 + 4*(port))
#define FELIX_QSYS_PORT_MODE_PORT_ENA                   BIT(14)

#endif