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/*
* Marvell 88E6xxx Switch Global 2 Registers support (device address 0x1C)
*
* Copyright (c) 2008 Marvell Semiconductor
*
* Copyright (c) 2016-2017 Savoir-faire Linux Inc.
* Vivien Didelot <vivien.didelot@savoirfairelinux.com>
*
* 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.
*/
#ifndef _MV88E6XXX_GLOBAL2_H
#define _MV88E6XXX_GLOBAL2_H
#include "chip.h"
#define ADDR_GLOBAL2 0x1c
#define GLOBAL2_INT_SOURCE 0x00
#define GLOBAL2_INT_SOURCE_WATCHDOG 15
#define GLOBAL2_INT_MASK 0x01
/* Offset 0x02: MGMT Enable Register 2x */
#define MV88E6XXX_G2_MGMT_EN_2X 0x02
/* Offset 0x03: MGMT Enable Register 0x */
#define MV88E6XXX_G2_MGMT_EN_0X 0x03
#define GLOBAL2_FLOW_CONTROL 0x04
/* Offset 0x05: Switch Management Register */
#define MV88E6XXX_G2_SWITCH_MGMT 0x05
#define MV88E6XXX_G2_SWITCH_MGMT_USE_DOUBLE_TAG_DATA 0x8000
#define MV88E6XXX_G2_SWITCH_MGMT_PREVENT_LOOPS 0x4000
#define MV88E6XXX_G2_SWITCH_MGMT_FLOW_CTL_MSG 0x2000
#define MV88E6XXX_G2_SWITCH_MGMT_FORCE_FLOW_CTL_PRI 0x0080
#define MV88E6XXX_G2_SWITCH_MGMT_RSVD2CPU 0x0008
/* Offset 0x06: Device Mapping Table Register */
#define MV88E6XXX_G2_DEVICE_MAPPING 0x06
#define MV88E6XXX_G2_DEVICE_MAPPING_UPDATE 0x8000
#define MV88E6XXX_G2_DEVICE_MAPPING_DEV_MASK 0x1f00
#define MV88E6XXX_G2_DEVICE_MAPPING_PORT_MASK 0x000f
/* Offset 0x07: Trunk Mask Table Register */
#define MV88E6XXX_G2_TRUNK_MASK 0x07
#define MV88E6XXX_G2_TRUNK_MASK_UPDATE 0x8000
#define MV88E6XXX_G2_TRUNK_MASK_NUM_MASK 0x7000
#define MV88E6XXX_G2_TRUNK_MASK_HASH 0x0800
/* Offset 0x08: Trunk Mapping Table Register */
#define MV88E6XXX_G2_TRUNK_MAPPING 0x08
#define MV88E6XXX_G2_TRUNK_MAPPING_UPDATE 0x8000
#define MV88E6XXX_G2_TRUNK_MAPPING_ID_MASK 0x7800
/* Offset 0x09: Ingress Rate Command Register */
#define MV88E6XXX_G2_IRL_CMD 0x09
#define MV88E6XXX_G2_IRL_CMD_BUSY 0x8000
#define MV88E6352_G2_IRL_CMD_OP_MASK 0x7000
#define MV88E6352_G2_IRL_CMD_OP_NOOP 0x0000
#define MV88E6352_G2_IRL_CMD_OP_INIT_ALL 0x1000
#define MV88E6352_G2_IRL_CMD_OP_INIT_RES 0x2000
#define MV88E6352_G2_IRL_CMD_OP_WRITE_REG 0x3000
#define MV88E6352_G2_IRL_CMD_OP_READ_REG 0x4000
#define MV88E6390_G2_IRL_CMD_OP_MASK 0x6000
#define MV88E6390_G2_IRL_CMD_OP_READ_REG 0x0000
#define MV88E6390_G2_IRL_CMD_OP_INIT_ALL 0x2000
#define MV88E6390_G2_IRL_CMD_OP_INIT_RES 0x4000
#define MV88E6390_G2_IRL_CMD_OP_WRITE_REG 0x6000
#define MV88E6352_G2_IRL_CMD_PORT_MASK 0x0f00
#define MV88E6390_G2_IRL_CMD_PORT_MASK 0x1f00
#define MV88E6XXX_G2_IRL_CMD_RES_MASK 0x00e0
#define MV88E6XXX_G2_IRL_CMD_REG_MASK 0x000f
/* Offset 0x0A: Ingress Rate Data Register */
#define MV88E6XXX_G2_IRL_DATA 0x0a
#define MV88E6XXX_G2_IRL_DATA_MASK 0xffff
/* Offset 0x0B: Cross-chip Port VLAN Register */
#define MV88E6XXX_G2_PVT_ADDR 0x0b
#define MV88E6XXX_G2_PVT_ADDR_BUSY 0x8000
#define MV88E6XXX_G2_PVT_ADDR_OP_MASK 0x7000
#define MV88E6XXX_G2_PVT_ADDR_OP_INIT_ONES 0x1000
#define MV88E6XXX_G2_PVT_ADDR_OP_WRITE_PVLAN 0x3000
#define MV88E6XXX_G2_PVT_ADDR_OP_READ 0x4000
#define MV88E6XXX_G2_PVT_ADDR_PTR_MASK 0x01ff
/* Offset 0x0C: Cross-chip Port VLAN Data Register */
#define MV88E6XXX_G2_PVT_DATA 0x0c
#define MV88E6XXX_G2_PVT_DATA_MASK 0x7f
/* Offset 0x0D: Switch MAC/WoL/WoF Register */
#define MV88E6XXX_G2_SWITCH_MAC 0x0d
#define MV88E6XXX_G2_SWITCH_MAC_UPDATE 0x8000
#define MV88E6XXX_G2_SWITCH_MAC_PTR_MASK 0x1f00
#define MV88E6XXX_G2_SWITCH_MAC_DATA_MASK 0x00ff
#define GLOBAL2_ATU_STATS 0x0e
#define GLOBAL2_PRIO_OVERRIDE 0x0f
#define GLOBAL2_PRIO_OVERRIDE_FORCE_SNOOP BIT(7)
#define GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT 4
#define GLOBAL2_PRIO_OVERRIDE_FORCE_ARP BIT(3)
#define GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT 0
/* Offset 0x14: EEPROM Command */
#define MV88E6XXX_G2_EEPROM_CMD 0x14
#define MV88E6XXX_G2_EEPROM_CMD_BUSY 0x8000
#define MV88E6XXX_G2_EEPROM_CMD_OP_MASK 0x7000
#define MV88E6XXX_G2_EEPROM_CMD_OP_WRITE 0x3000
#define MV88E6XXX_G2_EEPROM_CMD_OP_READ 0x4000
#define MV88E6XXX_G2_EEPROM_CMD_OP_LOAD 0x6000
#define MV88E6XXX_G2_EEPROM_CMD_RUNNING 0x0800
#define MV88E6XXX_G2_EEPROM_CMD_WRITE_EN 0x0400
#define MV88E6352_G2_EEPROM_CMD_ADDR_MASK 0x00ff
#define MV88E6390_G2_EEPROM_CMD_DATA_MASK 0x00ff
/* Offset 0x15: EEPROM Data */
#define MV88E6352_G2_EEPROM_DATA 0x15
#define MV88E6352_G2_EEPROM_DATA_MASK 0xffff
/* Offset 0x15: EEPROM Addr */
#define MV88E6390_G2_EEPROM_ADDR 0x15
#define MV88E6390_G2_EEPROM_ADDR_MASK 0xffff
#define GLOBAL2_PTP_AVB_OP 0x16
#define GLOBAL2_PTP_AVB_DATA 0x17
/* Offset 0x18: SMI PHY Command Register */
#define MV88E6XXX_G2_SMI_PHY_CMD 0x18
#define MV88E6XXX_G2_SMI_PHY_CMD_BUSY 0x8000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_MASK 0x6000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_INTERNAL 0x0000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_EXTERNAL 0x2000
#define MV88E6390_G2_SMI_PHY_CMD_FUNC_SETUP 0x4000
#define MV88E6XXX_G2_SMI_PHY_CMD_MODE_MASK 0x1000
#define MV88E6XXX_G2_SMI_PHY_CMD_MODE_45 0x0000
#define MV88E6XXX_G2_SMI_PHY_CMD_MODE_22 0x1000
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_MASK 0x0c00
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_22_WRITE_DATA 0x0400
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_22_READ_DATA 0x0800
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_WRITE_ADDR 0x0000
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_WRITE_DATA 0x0400
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_READ_DATA_INC 0x0800
#define MV88E6XXX_G2_SMI_PHY_CMD_OP_45_READ_DATA 0x0c00
#define MV88E6XXX_G2_SMI_PHY_CMD_DEV_ADDR_MASK 0x03e0
#define MV88E6XXX_G2_SMI_PHY_CMD_REG_ADDR_MASK 0x001f
#define MV88E6XXX_G2_SMI_PHY_CMD_SETUP_PTR_MASK 0x03ff
/* Offset 0x19: SMI PHY Data Register */
#define MV88E6XXX_G2_SMI_PHY_DATA 0x19
#define GLOBAL2_SCRATCH_MISC 0x1a
#define GLOBAL2_SCRATCH_BUSY BIT(15)
#define GLOBAL2_SCRATCH_REGISTER_SHIFT 8
#define GLOBAL2_SCRATCH_VALUE_MASK 0xff
/* Offset 0x1B: Watch Dog Control Register */
#define MV88E6352_G2_WDOG_CTL 0x1b
#define MV88E6352_G2_WDOG_CTL_EGRESS_EVENT 0x0080
#define MV88E6352_G2_WDOG_CTL_RMU_TIMEOUT 0x0040
#define MV88E6352_G2_WDOG_CTL_QC_ENABLE 0x0020
#define MV88E6352_G2_WDOG_CTL_EGRESS_HISTORY 0x0010
#define MV88E6352_G2_WDOG_CTL_EGRESS_ENABLE 0x0008
#define MV88E6352_G2_WDOG_CTL_FORCE_IRQ 0x0004
#define MV88E6352_G2_WDOG_CTL_HISTORY 0x0002
#define MV88E6352_G2_WDOG_CTL_SWRESET 0x0001
/* Offset 0x1B: Watch Dog Control Register */
#define MV88E6390_G2_WDOG_CTL 0x1b
#define MV88E6390_G2_WDOG_CTL_UPDATE 0x8000
#define MV88E6390_G2_WDOG_CTL_PTR_MASK 0x7f00
#define MV88E6390_G2_WDOG_CTL_PTR_INT_SOURCE 0x0000
#define MV88E6390_G2_WDOG_CTL_PTR_INT_STS 0x1000
#define MV88E6390_G2_WDOG_CTL_PTR_INT_ENABLE 0x1100
#define MV88E6390_G2_WDOG_CTL_PTR_EVENT 0x1200
#define MV88E6390_G2_WDOG_CTL_PTR_HISTORY 0x1300
#define MV88E6390_G2_WDOG_CTL_DATA_MASK 0x00ff
#define MV88E6390_G2_WDOG_CTL_CUT_THROUGH 0x0008
#define MV88E6390_G2_WDOG_CTL_QUEUE_CONTROLLER 0x0004
#define MV88E6390_G2_WDOG_CTL_EGRESS 0x0002
#define MV88E6390_G2_WDOG_CTL_FORCE_IRQ 0x0001
#define GLOBAL2_QOS_WEIGHT 0x1c
#define GLOBAL2_MISC 0x1d
#define GLOBAL2_MISC_5_BIT_PORT BIT(14)
#ifdef CONFIG_NET_DSA_MV88E6XXX_GLOBAL2
static inline int mv88e6xxx_g2_require(struct mv88e6xxx_chip *chip)
{
return 0;
}
int mv88e6352_g2_irl_init_all(struct mv88e6xxx_chip *chip, int port);
int mv88e6390_g2_irl_init_all(struct mv88e6xxx_chip *chip, int port);
int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip,
struct mii_bus *bus,
int addr, int reg, u16 *val);
int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip,
struct mii_bus *bus,
int addr, int reg, u16 val);
int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr);
int mv88e6xxx_g2_get_eeprom8(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom, u8 *data);
int mv88e6xxx_g2_set_eeprom8(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom, u8 *data);
int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom, u8 *data);
int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom, u8 *data);
int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
int src_port, u16 data);
int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip);
int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip);
int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip);
void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip);
int mv88e6095_g2_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip);
extern const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops;
extern const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops;
#else /* !CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */
static inline int mv88e6xxx_g2_require(struct mv88e6xxx_chip *chip)
{
if (mv88e6xxx_has(chip, MV88E6XXX_FLAG_GLOBAL2)) {
dev_err(chip->dev, "this chip requires CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 enabled\n");
return -EOPNOTSUPP;
}
return 0;
}
static inline int mv88e6352_g2_irl_init_all(struct mv88e6xxx_chip *chip,
int port)
{
return -EOPNOTSUPP;
}
static inline int mv88e6390_g2_irl_init_all(struct mv88e6xxx_chip *chip,
int port)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_smi_phy_read(struct mv88e6xxx_chip *chip,
struct mii_bus *bus,
int addr, int reg, u16 *val)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_smi_phy_write(struct mv88e6xxx_chip *chip,
struct mii_bus *bus,
int addr, int reg, u16 val)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip,
u8 *addr)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_get_eeprom8(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom,
u8 *data)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_set_eeprom8(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom,
u8 *data)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_get_eeprom16(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom,
u8 *data)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_set_eeprom16(struct mv88e6xxx_chip *chip,
struct ethtool_eeprom *eeprom,
u8 *data)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip,
int src_dev, int src_port, u16 data)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_misc_4_bit_port(struct mv88e6xxx_chip *chip)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_setup(struct mv88e6xxx_chip *chip)
{
return -EOPNOTSUPP;
}
static inline int mv88e6xxx_g2_irq_setup(struct mv88e6xxx_chip *chip)
{
return -EOPNOTSUPP;
}
static inline void mv88e6xxx_g2_irq_free(struct mv88e6xxx_chip *chip)
{
}
static inline int mv88e6095_g2_mgmt_rsvd2cpu(struct mv88e6xxx_chip *chip)
{
return -EOPNOTSUPP;
}
static const struct mv88e6xxx_irq_ops mv88e6097_watchdog_ops = {};
static const struct mv88e6xxx_irq_ops mv88e6390_watchdog_ops = {};
#endif /* CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */
#endif /* _MV88E6XXX_GLOBAL2_H */
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