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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
#define GLOBAL2_MGMT_EN_2X 0x02
#define GLOBAL2_MGMT_EN_0X 0x03
#define GLOBAL2_FLOW_CONTROL 0x04
#define GLOBAL2_SWITCH_MGMT 0x05
#define GLOBAL2_SWITCH_MGMT_USE_DOUBLE_TAG_DATA BIT(15)
#define GLOBAL2_SWITCH_MGMT_PREVENT_LOOPS BIT(14)
#define GLOBAL2_SWITCH_MGMT_FLOW_CONTROL_MSG BIT(13)
#define GLOBAL2_SWITCH_MGMT_FORCE_FLOW_CTRL_PRI BIT(7)
#define GLOBAL2_SWITCH_MGMT_RSVD2CPU BIT(3)
#define GLOBAL2_DEVICE_MAPPING 0x06
#define GLOBAL2_DEVICE_MAPPING_UPDATE BIT(15)
#define GLOBAL2_DEVICE_MAPPING_TARGET_SHIFT 8
#define GLOBAL2_DEVICE_MAPPING_PORT_MASK 0x0f
#define GLOBAL2_TRUNK_MASK 0x07
#define GLOBAL2_TRUNK_MASK_UPDATE BIT(15)
#define GLOBAL2_TRUNK_MASK_NUM_SHIFT 12
#define GLOBAL2_TRUNK_MASK_HASK BIT(11)
#define GLOBAL2_TRUNK_MAPPING 0x08
#define GLOBAL2_TRUNK_MAPPING_UPDATE BIT(15)
#define GLOBAL2_TRUNK_MAPPING_ID_SHIFT 11
#define GLOBAL2_IRL_CMD 0x09
#define GLOBAL2_IRL_CMD_BUSY BIT(15)
#define GLOBAL2_IRL_CMD_OP_INIT_ALL ((0x001 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_CMD_OP_INIT_SEL ((0x010 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_CMD_OP_WRITE_SEL ((0x011 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_CMD_OP_READ_SEL ((0x100 << 12) | GLOBAL2_IRL_CMD_BUSY)
#define GLOBAL2_IRL_DATA 0x0a
#define GLOBAL2_PVT_ADDR 0x0b
#define GLOBAL2_PVT_ADDR_BUSY BIT(15)
#define GLOBAL2_PVT_ADDR_OP_INIT_ONES ((0x01 << 12) | GLOBAL2_PVT_ADDR_BUSY)
#define GLOBAL2_PVT_ADDR_OP_WRITE_PVLAN ((0x03 << 12) | GLOBAL2_PVT_ADDR_BUSY)
#define GLOBAL2_PVT_ADDR_OP_READ ((0x04 << 12) | GLOBAL2_PVT_ADDR_BUSY)
#define GLOBAL2_PVT_DATA 0x0c
#define GLOBAL2_SWITCH_MAC 0x0d
#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
#define GLOBAL2_EEPROM_CMD 0x14
#define GLOBAL2_EEPROM_CMD_BUSY BIT(15)
#define GLOBAL2_EEPROM_CMD_OP_WRITE ((0x3 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
#define GLOBAL2_EEPROM_CMD_OP_READ ((0x4 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
#define GLOBAL2_EEPROM_CMD_OP_LOAD ((0x6 << 12) | GLOBAL2_EEPROM_CMD_BUSY)
#define GLOBAL2_EEPROM_CMD_RUNNING BIT(11)
#define GLOBAL2_EEPROM_CMD_WRITE_EN BIT(10)
#define GLOBAL2_EEPROM_CMD_ADDR_MASK 0xff
#define GLOBAL2_EEPROM_DATA 0x15
#define GLOBAL2_EEPROM_ADDR 0x15 /* 6390, 6341 */
#define GLOBAL2_PTP_AVB_OP 0x16
#define GLOBAL2_PTP_AVB_DATA 0x17
#define GLOBAL2_SMI_PHY_CMD 0x18
#define GLOBAL2_SMI_PHY_CMD_BUSY BIT(15)
#define GLOBAL2_SMI_PHY_CMD_EXTERNAL BIT(13)
#define GLOBAL2_SMI_PHY_CMD_MODE_22 BIT(12)
#define GLOBAL2_SMI_PHY_CMD_OP_22_WRITE_DATA ((0x1 << 10) | \
GLOBAL2_SMI_PHY_CMD_MODE_22 | \
GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_SMI_PHY_CMD_OP_22_READ_DATA ((0x2 << 10) | \
GLOBAL2_SMI_PHY_CMD_MODE_22 | \
GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_SMI_PHY_CMD_OP_45_WRITE_ADDR ((0x0 << 10) | \
GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_SMI_PHY_CMD_OP_45_WRITE_DATA ((0x1 << 10) | \
GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_SMI_PHY_CMD_OP_45_READ_DATA ((0x3 << 10) | \
GLOBAL2_SMI_PHY_CMD_BUSY)
#define GLOBAL2_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
#define GLOBAL2_WDOG_CONTROL 0x1b
#define GLOBAL2_WDOG_CONTROL_EGRESS_EVENT BIT(7)
#define GLOBAL2_WDOG_CONTROL_RMU_TIMEOUT BIT(6)
#define GLOBAL2_WDOG_CONTROL_QC_ENABLE BIT(5)
#define GLOBAL2_WDOG_CONTROL_EGRESS_HISTORY BIT(4)
#define GLOBAL2_WDOG_CONTROL_EGRESS_ENABLE BIT(3)
#define GLOBAL2_WDOG_CONTROL_FORCE_IRQ BIT(2)
#define GLOBAL2_WDOG_CONTROL_HISTORY BIT(1)
#define GLOBAL2_WDOG_CONTROL_SWRESET BIT(0)
#define GLOBAL2_WDOG_UPDATE BIT(15)
#define GLOBAL2_WDOG_INT_SOURCE (0x00 << 8)
#define GLOBAL2_WDOG_INT_STATUS (0x10 << 8)
#define GLOBAL2_WDOG_INT_ENABLE (0x11 << 8)
#define GLOBAL2_WDOG_EVENT (0x12 << 8)
#define GLOBAL2_WDOG_HISTORY (0x13 << 8)
#define GLOBAL2_WDOG_DATA_MASK 0xff
#define GLOBAL2_WDOG_CUT_THROUGH BIT(3)
#define GLOBAL2_WDOG_QUEUE_CONTROLLER BIT(2)
#define GLOBAL2_WDOG_EGRESS BIT(1)
#define GLOBAL2_WDOG_FORCE_IRQ BIT(0)
#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 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 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;
}
int mv88e6xxx_g2_pvt_write(struct mv88e6xxx_chip *chip, int src_dev,
int src_port, u16 data)
{
return -EOPNOTSUPP;
}
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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