linux_dsm_epyc7002/drivers/net/ethernet/apm/xgene-v2/mac.h
Thomas Gleixner 1ccea77e2a treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 13
Based on 2 normalized pattern(s):

  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 see http www gnu org licenses

  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 [based]
  [from] [clk] [highbank] [c] you should have received a copy of the
  gnu general public license along with this program if not see http
  www gnu org licenses

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 355 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154041.837383322@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-21 11:28:45 +02:00

96 lines
2.5 KiB
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Applied Micro X-Gene SoC Ethernet v2 Driver
*
* Copyright (c) 2017, Applied Micro Circuits Corporation
* Author(s): Iyappan Subramanian <isubramanian@apm.com>
* Keyur Chudgar <kchudgar@apm.com>
*/
#ifndef __XGENE_ENET_V2_MAC_H__
#define __XGENE_ENET_V2_MAC_H__
/* Register offsets */
#define MAC_CONFIG_1 0xa000
#define MAC_CONFIG_2 0xa004
#define MII_MGMT_CONFIG 0xa020
#define MII_MGMT_COMMAND 0xa024
#define MII_MGMT_ADDRESS 0xa028
#define MII_MGMT_CONTROL 0xa02c
#define MII_MGMT_STATUS 0xa030
#define MII_MGMT_INDICATORS 0xa034
#define INTERFACE_CONTROL 0xa038
#define STATION_ADDR0 0xa040
#define STATION_ADDR1 0xa044
#define RGMII_REG_0 0x27e0
#define ICM_CONFIG0_REG_0 0x2c00
#define ICM_CONFIG2_REG_0 0x2c08
#define ECM_CONFIG0_REG_0 0x2d00
/* Register fields */
#define SOFT_RESET BIT(31)
#define TX_EN BIT(0)
#define RX_EN BIT(2)
#define PAD_CRC BIT(2)
#define CRC_EN BIT(1)
#define FULL_DUPLEX BIT(0)
#define INTF_MODE_POS 8
#define INTF_MODE_LEN 2
#define HD_MODE_POS 25
#define HD_MODE_LEN 2
#define CFG_MACMODE_POS 18
#define CFG_MACMODE_LEN 2
#define CFG_WAITASYNCRD_POS 0
#define CFG_WAITASYNCRD_LEN 16
#define CFG_SPEED_125_POS 24
#define CFG_WFIFOFULLTHR_POS 0
#define CFG_WFIFOFULLTHR_LEN 7
#define MGMT_CLOCK_SEL_POS 0
#define MGMT_CLOCK_SEL_LEN 3
#define PHY_ADDR_POS 8
#define PHY_ADDR_LEN 5
#define REG_ADDR_POS 0
#define REG_ADDR_LEN 5
#define MII_MGMT_BUSY BIT(0)
#define MII_READ_CYCLE BIT(0)
#define CFG_WAITASYNCRD_EN BIT(16)
static inline void xgene_set_reg_bits(u32 *var, int pos, int len, u32 val)
{
u32 mask = GENMASK(pos + len, pos);
*var &= ~mask;
*var |= ((val << pos) & mask);
}
static inline u32 xgene_get_reg_bits(u32 var, int pos, int len)
{
u32 mask = GENMASK(pos + len, pos);
return (var & mask) >> pos;
}
#define SET_REG_BITS(var, field, val) \
xgene_set_reg_bits(var, field ## _POS, field ## _LEN, val)
#define SET_REG_BIT(var, field, val) \
xgene_set_reg_bits(var, field ## _POS, 1, val)
#define GET_REG_BITS(var, field) \
xgene_get_reg_bits(var, field ## _POS, field ## _LEN)
#define GET_REG_BIT(var, field) ((var) & (field))
struct xge_pdata;
void xge_mac_reset(struct xge_pdata *pdata);
void xge_mac_set_speed(struct xge_pdata *pdata);
void xge_mac_enable(struct xge_pdata *pdata);
void xge_mac_disable(struct xge_pdata *pdata);
void xge_mac_init(struct xge_pdata *pdata);
void xge_mac_set_station_addr(struct xge_pdata *pdata);
#endif /* __XGENE_ENET_V2_MAC_H__ */