cregit-Linux how code gets into the kernel

Release 4.8 drivers/net/dsa/mv88e6xxx/mv88e6xxx.h

/*
 * Marvell 88e6xxx common definitions
 *
 * Copyright (c) 2008 Marvell Semiconductor
 *
 * 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_H

#define __MV88E6XXX_H

#include <linux/if_vlan.h>
#include <linux/gpio/consumer.h>

#ifndef UINT64_MAX

#define UINT64_MAX		(u64)(~((u64)0))
#endif


#define SMI_CMD			0x00

#define SMI_CMD_BUSY		BIT(15)

#define SMI_CMD_CLAUSE_22	BIT(12)

#define SMI_CMD_OP_22_WRITE	((1 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22)

#define SMI_CMD_OP_22_READ	((2 << 10) | SMI_CMD_BUSY | SMI_CMD_CLAUSE_22)

#define SMI_CMD_OP_45_WRITE_ADDR	((0 << 10) | SMI_CMD_BUSY)

#define SMI_CMD_OP_45_WRITE_DATA	((1 << 10) | SMI_CMD_BUSY)

#define SMI_CMD_OP_45_READ_DATA		((2 << 10) | SMI_CMD_BUSY)

#define SMI_CMD_OP_45_READ_DATA_INC	((3 << 10) | SMI_CMD_BUSY)

#define SMI_DATA		0x01

/* Fiber/SERDES Registers are located at SMI address F, page 1 */

#define REG_FIBER_SERDES	0x0f

#define PAGE_FIBER_SERDES	0x01


#define REG_PORT(p)		(0x10 + (p))

#define PORT_STATUS		0x00

#define PORT_STATUS_PAUSE_EN	BIT(15)

#define PORT_STATUS_MY_PAUSE	BIT(14)

#define PORT_STATUS_HD_FLOW	BIT(13)

#define PORT_STATUS_PHY_DETECT	BIT(12)

#define PORT_STATUS_LINK	BIT(11)

#define PORT_STATUS_DUPLEX	BIT(10)

#define PORT_STATUS_SPEED_MASK	0x0300

#define PORT_STATUS_SPEED_10	0x0000

#define PORT_STATUS_SPEED_100	0x0100

#define PORT_STATUS_SPEED_1000	0x0200

#define PORT_STATUS_EEE		BIT(6) 
/* 6352 */

#define PORT_STATUS_AM_DIS	BIT(6) 
/* 6165 */

#define PORT_STATUS_MGMII	BIT(6) 
/* 6185 */

#define PORT_STATUS_TX_PAUSED	BIT(5)

#define PORT_STATUS_FLOW_CTRL	BIT(4)

#define PORT_STATUS_CMODE_MASK	0x0f

#define PORT_STATUS_CMODE_100BASE_X	0x8

#define PORT_STATUS_CMODE_1000BASE_X	0x9

#define PORT_STATUS_CMODE_SGMII		0xa

#define PORT_PCS_CTRL		0x01

#define PORT_PCS_CTRL_RGMII_DELAY_RXCLK	BIT(15)

#define PORT_PCS_CTRL_RGMII_DELAY_TXCLK	BIT(14)

#define PORT_PCS_CTRL_FC		BIT(7)

#define PORT_PCS_CTRL_FORCE_FC		BIT(6)

#define PORT_PCS_CTRL_LINK_UP		BIT(5)

#define PORT_PCS_CTRL_FORCE_LINK	BIT(4)

#define PORT_PCS_CTRL_DUPLEX_FULL	BIT(3)

#define PORT_PCS_CTRL_FORCE_DUPLEX	BIT(2)

#define PORT_PCS_CTRL_10		0x00

#define PORT_PCS_CTRL_100		0x01

#define PORT_PCS_CTRL_1000		0x02

#define PORT_PCS_CTRL_UNFORCED		0x03

#define PORT_PAUSE_CTRL		0x02

#define PORT_SWITCH_ID		0x03

#define PORT_SWITCH_ID_PROD_NUM_6085	0x04a

#define PORT_SWITCH_ID_PROD_NUM_6095	0x095

#define PORT_SWITCH_ID_PROD_NUM_6131	0x106

#define PORT_SWITCH_ID_PROD_NUM_6320	0x115

#define PORT_SWITCH_ID_PROD_NUM_6123	0x121

#define PORT_SWITCH_ID_PROD_NUM_6161	0x161

#define PORT_SWITCH_ID_PROD_NUM_6165	0x165

#define PORT_SWITCH_ID_PROD_NUM_6171	0x171

#define PORT_SWITCH_ID_PROD_NUM_6172	0x172

#define PORT_SWITCH_ID_PROD_NUM_6175	0x175

#define PORT_SWITCH_ID_PROD_NUM_6176	0x176

#define PORT_SWITCH_ID_PROD_NUM_6185	0x1a7

#define PORT_SWITCH_ID_PROD_NUM_6240	0x240

#define PORT_SWITCH_ID_PROD_NUM_6321	0x310

#define PORT_SWITCH_ID_PROD_NUM_6352	0x352

#define PORT_SWITCH_ID_PROD_NUM_6350	0x371

#define PORT_SWITCH_ID_PROD_NUM_6351	0x375

#define PORT_CONTROL		0x04

#define PORT_CONTROL_USE_CORE_TAG	BIT(15)

#define PORT_CONTROL_DROP_ON_LOCK	BIT(14)

#define PORT_CONTROL_EGRESS_UNMODIFIED	(0x0 << 12)

#define PORT_CONTROL_EGRESS_UNTAGGED	(0x1 << 12)

#define PORT_CONTROL_EGRESS_TAGGED	(0x2 << 12)

#define PORT_CONTROL_EGRESS_ADD_TAG	(0x3 << 12)

#define PORT_CONTROL_HEADER		BIT(11)

#define PORT_CONTROL_IGMP_MLD_SNOOP	BIT(10)

#define PORT_CONTROL_DOUBLE_TAG		BIT(9)

#define PORT_CONTROL_FRAME_MODE_NORMAL		(0x0 << 8)

#define PORT_CONTROL_FRAME_MODE_DSA		(0x1 << 8)

#define PORT_CONTROL_FRAME_MODE_PROVIDER	(0x2 << 8)

#define PORT_CONTROL_FRAME_ETHER_TYPE_DSA	(0x3 << 8)

#define PORT_CONTROL_DSA_TAG		BIT(8)

#define PORT_CONTROL_VLAN_TUNNEL	BIT(7)

#define PORT_CONTROL_TAG_IF_BOTH	BIT(6)

#define PORT_CONTROL_USE_IP		BIT(5)

#define PORT_CONTROL_USE_TAG		BIT(4)

#define PORT_CONTROL_FORWARD_UNKNOWN_MC	BIT(3)

#define PORT_CONTROL_FORWARD_UNKNOWN	BIT(2)

#define PORT_CONTROL_STATE_MASK		0x03

#define PORT_CONTROL_STATE_DISABLED	0x00

#define PORT_CONTROL_STATE_BLOCKING	0x01

#define PORT_CONTROL_STATE_LEARNING	0x02

#define PORT_CONTROL_STATE_FORWARDING	0x03

#define PORT_CONTROL_1		0x05

#define PORT_CONTROL_1_FID_11_4_MASK	(0xff << 0)

#define PORT_BASE_VLAN		0x06

#define PORT_BASE_VLAN_FID_3_0_MASK	(0xf << 12)

#define PORT_DEFAULT_VLAN	0x07

#define PORT_DEFAULT_VLAN_MASK	0xfff

#define PORT_CONTROL_2		0x08

#define PORT_CONTROL_2_IGNORE_FCS	BIT(15)

#define PORT_CONTROL_2_VTU_PRI_OVERRIDE	BIT(14)

#define PORT_CONTROL_2_SA_PRIO_OVERRIDE	BIT(13)

#define PORT_CONTROL_2_DA_PRIO_OVERRIDE	BIT(12)

#define PORT_CONTROL_2_JUMBO_1522	(0x00 << 12)

#define PORT_CONTROL_2_JUMBO_2048	(0x01 << 12)

#define PORT_CONTROL_2_JUMBO_10240	(0x02 << 12)

#define PORT_CONTROL_2_8021Q_MASK	(0x03 << 10)

#define PORT_CONTROL_2_8021Q_DISABLED	(0x00 << 10)

#define PORT_CONTROL_2_8021Q_FALLBACK	(0x01 << 10)

#define PORT_CONTROL_2_8021Q_CHECK	(0x02 << 10)

#define PORT_CONTROL_2_8021Q_SECURE	(0x03 << 10)

#define PORT_CONTROL_2_DISCARD_TAGGED	BIT(9)

#define PORT_CONTROL_2_DISCARD_UNTAGGED	BIT(8)

#define PORT_CONTROL_2_MAP_DA		BIT(7)

#define PORT_CONTROL_2_DEFAULT_FORWARD	BIT(6)

#define PORT_CONTROL_2_FORWARD_UNKNOWN	BIT(6)

#define PORT_CONTROL_2_EGRESS_MONITOR	BIT(5)

#define PORT_CONTROL_2_INGRESS_MONITOR	BIT(4)

#define PORT_RATE_CONTROL	0x09

#define PORT_RATE_CONTROL_2	0x0a

#define PORT_ASSOC_VECTOR	0x0b

#define PORT_ASSOC_VECTOR_HOLD_AT_1		BIT(15)

#define PORT_ASSOC_VECTOR_INT_AGE_OUT		BIT(14)

#define PORT_ASSOC_VECTOR_LOCKED_PORT		BIT(13)

#define PORT_ASSOC_VECTOR_IGNORE_WRONG		BIT(12)

#define PORT_ASSOC_VECTOR_REFRESH_LOCKED	BIT(11)

#define PORT_ATU_CONTROL	0x0c

#define PORT_PRI_OVERRIDE	0x0d

#define PORT_ETH_TYPE		0x0f

#define PORT_IN_DISCARD_LO	0x10

#define PORT_IN_DISCARD_HI	0x11

#define PORT_IN_FILTERED	0x12

#define PORT_OUT_FILTERED	0x13

#define PORT_TAG_REGMAP_0123	0x18

#define PORT_TAG_REGMAP_4567	0x19


#define REG_GLOBAL		0x1b

#define GLOBAL_STATUS		0x00

#define GLOBAL_STATUS_PPU_STATE BIT(15) 
/* 6351 and 6171 */
/* Two bits for 6165, 6185 etc */

#define GLOBAL_STATUS_PPU_MASK		(0x3 << 14)

#define GLOBAL_STATUS_PPU_DISABLED_RST	(0x0 << 14)

#define GLOBAL_STATUS_PPU_INITIALIZING	(0x1 << 14)

#define GLOBAL_STATUS_PPU_DISABLED	(0x2 << 14)

#define GLOBAL_STATUS_PPU_POLLING	(0x3 << 14)

#define GLOBAL_MAC_01		0x01

#define GLOBAL_MAC_23		0x02

#define GLOBAL_MAC_45		0x03

#define GLOBAL_ATU_FID		0x01	
/* 6097 6165 6351 6352 */

#define GLOBAL_VTU_FID		0x02	
/* 6097 6165 6351 6352 */

#define GLOBAL_VTU_FID_MASK	0xfff

#define GLOBAL_VTU_SID		0x03	
/* 6097 6165 6351 6352 */

#define GLOBAL_VTU_SID_MASK	0x3f

#define GLOBAL_CONTROL		0x04

#define GLOBAL_CONTROL_SW_RESET		BIT(15)

#define GLOBAL_CONTROL_PPU_ENABLE	BIT(14)

#define GLOBAL_CONTROL_DISCARD_EXCESS	BIT(13) 
/* 6352 */

#define GLOBAL_CONTROL_SCHED_PRIO	BIT(11) 
/* 6152 */

#define GLOBAL_CONTROL_MAX_FRAME_1632	BIT(10) 
/* 6152 */

#define GLOBAL_CONTROL_RELOAD_EEPROM	BIT(9)	
/* 6152 */

#define GLOBAL_CONTROL_DEVICE_EN	BIT(7)

#define GLOBAL_CONTROL_STATS_DONE_EN	BIT(6)

#define GLOBAL_CONTROL_VTU_PROBLEM_EN	BIT(5)

#define GLOBAL_CONTROL_VTU_DONE_EN	BIT(4)

#define GLOBAL_CONTROL_ATU_PROBLEM_EN	BIT(3)

#define GLOBAL_CONTROL_ATU_DONE_EN	BIT(2)

#define GLOBAL_CONTROL_TCAM_EN		BIT(1)

#define GLOBAL_CONTROL_EEPROM_DONE_EN	BIT(0)

#define GLOBAL_VTU_OP		0x05

#define GLOBAL_VTU_OP_BUSY	BIT(15)

#define GLOBAL_VTU_OP_FLUSH_ALL		((0x01 << 12) | GLOBAL_VTU_OP_BUSY)

#define GLOBAL_VTU_OP_VTU_LOAD_PURGE	((0x03 << 12) | GLOBAL_VTU_OP_BUSY)

#define GLOBAL_VTU_OP_VTU_GET_NEXT	((0x04 << 12) | GLOBAL_VTU_OP_BUSY)

#define GLOBAL_VTU_OP_STU_LOAD_PURGE	((0x05 << 12) | GLOBAL_VTU_OP_BUSY)

#define GLOBAL_VTU_OP_STU_GET_NEXT	((0x06 << 12) | GLOBAL_VTU_OP_BUSY)

#define GLOBAL_VTU_VID		0x06

#define GLOBAL_VTU_VID_MASK	0xfff

#define GLOBAL_VTU_VID_VALID	BIT(12)

#define GLOBAL_VTU_DATA_0_3	0x07

#define GLOBAL_VTU_DATA_4_7	0x08

#define GLOBAL_VTU_DATA_8_11	0x09

#define GLOBAL_VTU_STU_DATA_MASK		0x03

#define GLOBAL_VTU_DATA_MEMBER_TAG_UNMODIFIED	0x00

#define GLOBAL_VTU_DATA_MEMBER_TAG_UNTAGGED	0x01

#define GLOBAL_VTU_DATA_MEMBER_TAG_TAGGED	0x02

#define GLOBAL_VTU_DATA_MEMBER_TAG_NON_MEMBER	0x03

#define GLOBAL_STU_DATA_PORT_STATE_DISABLED	0x00

#define GLOBAL_STU_DATA_PORT_STATE_BLOCKING	0x01

#define GLOBAL_STU_DATA_PORT_STATE_LEARNING	0x02

#define GLOBAL_STU_DATA_PORT_STATE_FORWARDING	0x03

#define GLOBAL_ATU_CONTROL	0x0a

#define GLOBAL_ATU_CONTROL_LEARN2ALL	BIT(3)

#define GLOBAL_ATU_OP		0x0b

#define GLOBAL_ATU_OP_BUSY	BIT(15)

#define GLOBAL_ATU_OP_NOP		(0 << 12)

#define GLOBAL_ATU_OP_FLUSH_MOVE_ALL		((1 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC	((2 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_OP_LOAD_DB		((3 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_OP_GET_NEXT_DB	((4 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_OP_FLUSH_MOVE_ALL_DB		((5 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_OP_FLUSH_MOVE_NON_STATIC_DB ((6 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_OP_GET_CLR_VIOLATION	  ((7 << 12) | GLOBAL_ATU_OP_BUSY)

#define GLOBAL_ATU_DATA		0x0c

#define GLOBAL_ATU_DATA_TRUNK			BIT(15)

#define GLOBAL_ATU_DATA_TRUNK_ID_MASK		0x00f0

#define GLOBAL_ATU_DATA_TRUNK_ID_SHIFT		4

#define GLOBAL_ATU_DATA_PORT_VECTOR_MASK	0x3ff0

#define GLOBAL_ATU_DATA_PORT_VECTOR_SHIFT	4

#define GLOBAL_ATU_DATA_STATE_MASK		0x0f

#define GLOBAL_ATU_DATA_STATE_UNUSED		0x00

#define GLOBAL_ATU_DATA_STATE_UC_MGMT		0x0d

#define GLOBAL_ATU_DATA_STATE_UC_STATIC		0x0e

#define GLOBAL_ATU_DATA_STATE_UC_PRIO_OVER	0x0f

#define GLOBAL_ATU_DATA_STATE_MC_NONE_RATE	0x05

#define GLOBAL_ATU_DATA_STATE_MC_STATIC		0x07

#define GLOBAL_ATU_DATA_STATE_MC_MGMT		0x0e

#define GLOBAL_ATU_DATA_STATE_MC_PRIO_OVER	0x0f

#define GLOBAL_ATU_MAC_01	0x0d

#define GLOBAL_ATU_MAC_23	0x0e

#define GLOBAL_ATU_MAC_45	0x0f

#define GLOBAL_IP_PRI_0		0x10

#define GLOBAL_IP_PRI_1		0x11

#define GLOBAL_IP_PRI_2		0x12

#define GLOBAL_IP_PRI_3		0x13

#define GLOBAL_IP_PRI_4		0x14

#define GLOBAL_IP_PRI_5		0x15

#define GLOBAL_IP_PRI_6		0x16

#define GLOBAL_IP_PRI_7		0x17

#define GLOBAL_IEEE_PRI		0x18

#define GLOBAL_CORE_TAG_TYPE	0x19

#define GLOBAL_MONITOR_CONTROL	0x1a

#define GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT	12

#define GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT	8

#define GLOBAL_MONITOR_CONTROL_ARP_SHIFT	4

#define GLOBAL_MONITOR_CONTROL_MIRROR_SHIFT	0

#define GLOBAL_MONITOR_CONTROL_ARP_DISABLED	(0xf0)

#define GLOBAL_CONTROL_2	0x1c

#define GLOBAL_CONTROL_2_NO_CASCADE		0xe000

#define GLOBAL_CONTROL_2_MULTIPLE_CASCADE	0xf000


#define GLOBAL_STATS_OP		0x1d

#define GLOBAL_STATS_OP_BUSY	BIT(15)

#define GLOBAL_STATS_OP_NOP		(0 << 12)

#define GLOBAL_STATS_OP_FLUSH_ALL	((1 << 12) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_FLUSH_PORT	((2 << 12) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_READ_CAPTURED	((4 << 12) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_CAPTURE_PORT	((5 << 12) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_HIST_RX		((1 << 10) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_HIST_TX		((2 << 10) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_HIST_RX_TX	((3 << 10) | GLOBAL_STATS_OP_BUSY)

#define GLOBAL_STATS_OP_BANK_1	BIT(9)

#define GLOBAL_STATS_COUNTER_32	0x1e

#define GLOBAL_STATS_COUNTER_01	0x1f


#define REG_GLOBAL2		0x1c

#define GLOBAL2_INT_SOURCE	0x00

#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_PTP_AVB_OP	0x16

#define GLOBAL2_PTP_AVB_DATA	0x17

#define GLOBAL2_SMI_OP		0x18

#define GLOBAL2_SMI_OP_BUSY		BIT(15)

#define GLOBAL2_SMI_OP_CLAUSE_22	BIT(12)

#define GLOBAL2_SMI_OP_22_WRITE		((1 << 10) | GLOBAL2_SMI_OP_BUSY | \
                                         GLOBAL2_SMI_OP_CLAUSE_22)

#define GLOBAL2_SMI_OP_22_READ		((2 << 10) | GLOBAL2_SMI_OP_BUSY | \
                                         GLOBAL2_SMI_OP_CLAUSE_22)

#define GLOBAL2_SMI_OP_45_WRITE_ADDR	((0 << 10) | GLOBAL2_SMI_OP_BUSY)

#define GLOBAL2_SMI_OP_45_WRITE_DATA	((1 << 10) | GLOBAL2_SMI_OP_BUSY)

#define GLOBAL2_SMI_OP_45_READ_DATA	((2 << 10) | GLOBAL2_SMI_OP_BUSY)

#define GLOBAL2_SMI_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_QOS_WEIGHT	0x1c

#define GLOBAL2_MISC		0x1d


#define MV88E6XXX_N_FID		4096

/* List of supported models */

enum mv88e6xxx_model {
	
MV88E6085,
	
MV88E6095,
	
MV88E6123,
	
MV88E6131,
	
MV88E6161,
	
MV88E6165,
	
MV88E6171,
	
MV88E6172,
	
MV88E6175,
	
MV88E6176,
	
MV88E6185,
	
MV88E6240,
	
MV88E6320,
	
MV88E6321,
	
MV88E6350,
	
MV88E6351,
	
MV88E6352,
};


enum mv88e6xxx_family {
	
MV88E6XXX_FAMILY_NONE,
	
MV88E6XXX_FAMILY_6065,	/* 6031 6035 6061 6065 */
	
MV88E6XXX_FAMILY_6095,	/* 6092 6095 */
	
MV88E6XXX_FAMILY_6097,	/* 6046 6085 6096 6097 */
	
MV88E6XXX_FAMILY_6165,	/* 6123 6161 6165 */
	
MV88E6XXX_FAMILY_6185,	/* 6108 6121 6122 6131 6152 6155 6182 6185 */
	
MV88E6XXX_FAMILY_6320,	/* 6320 6321 */
	
MV88E6XXX_FAMILY_6351,	/* 6171 6175 6350 6351 */
	
MV88E6XXX_FAMILY_6352,	/* 6172 6176 6240 6352 */
};


enum mv88e6xxx_cap {
	/* Energy Efficient Ethernet.
         */
	
MV88E6XXX_CAP_EEE,

	/* Switch Global 2 Registers.
         * The device contains a second set of global 16-bit registers.
         */
	
MV88E6XXX_CAP_GLOBAL2,
	
MV88E6XXX_CAP_G2_MGMT_EN_2X,	/* (0x02) MGMT Enable Register 2x */
	
MV88E6XXX_CAP_G2_MGMT_EN_0X,	/* (0x03) MGMT Enable Register 0x */
	
MV88E6XXX_CAP_G2_IRL_CMD,	/* (0x09) Ingress Rate Command */
	
MV88E6XXX_CAP_G2_IRL_DATA,	/* (0x0a) Ingress Rate Data */
	
MV88E6XXX_CAP_G2_PVT_ADDR,	/* (0x0b) Cross Chip Port VLAN Addr */
	
MV88E6XXX_CAP_G2_PVT_DATA,	/* (0x0c) Cross Chip Port VLAN Data */
	
MV88E6XXX_CAP_G2_SWITCH_MAC,	/* (0x0d) Switch MAC/WoL/WoF */
	
MV88E6XXX_CAP_G2_POT,		/* (0x0f) Priority Override Table */
	
MV88E6XXX_CAP_G2_EEPROM_CMD,	/* (0x14) EEPROM Command */
	
MV88E6XXX_CAP_G2_EEPROM_DATA,	/* (0x15) EEPROM Data */

	/* Multi-chip Addressing Mode.
         * Some chips require an indirect SMI access when their SMI device
         * address is not zero. See SMI_CMD and SMI_DATA.
         */
	
MV88E6XXX_CAP_MULTI_CHIP,

	/* PHY Polling Unit.
         * See GLOBAL_CONTROL_PPU_ENABLE and GLOBAL_STATUS_PPU_POLLING.
         */
	
MV88E6XXX_CAP_PPU,
	
MV88E6XXX_CAP_PPU_ACTIVE,

	/* SMI PHY Command and Data registers.
         * This requires an indirect access to PHY registers through
         * GLOBAL2_SMI_OP, otherwise direct access to PHY registers is done.
         */
	
MV88E6XXX_CAP_SMI_PHY,

	/* Per VLAN Spanning Tree Unit (STU).
         * The Port State database, if present, is accessed through VTU
         * operations and dedicated SID registers. See GLOBAL_VTU_SID.
         */
	
MV88E6XXX_CAP_STU,

	/* Internal temperature sensor.
         * Available from any enabled port's PHY register 26, page 6.
         */
	
MV88E6XXX_CAP_TEMP,
	
MV88E6XXX_CAP_TEMP_LIMIT,

	/* VLAN Table Unit.
         * The VTU is used to program 802.1Q VLANs. See GLOBAL_VTU_OP.
         */
	
MV88E6XXX_CAP_VTU,
};

/* Bitmask of capabilities */

#define MV88E6XXX_FLAG_EEE		BIT(MV88E6XXX_CAP_EEE)

#define MV88E6XXX_FLAG_GLOBAL2		BIT(MV88E6XXX_CAP_GLOBAL2)

#define MV88E6XXX_FLAG_G2_MGMT_EN_2X	BIT(MV88E6XXX_CAP_G2_MGMT_EN_2X)

#define MV88E6XXX_FLAG_G2_MGMT_EN_0X	BIT(MV88E6XXX_CAP_G2_MGMT_EN_0X)

#define MV88E6XXX_FLAG_G2_IRL_CMD	BIT(MV88E6XXX_CAP_G2_IRL_CMD)

#define MV88E6XXX_FLAG_G2_IRL_DATA	BIT(MV88E6XXX_CAP_G2_IRL_DATA)

#define MV88E6XXX_FLAG_G2_PVT_ADDR	BIT(MV88E6XXX_CAP_G2_PVT_ADDR)

#define MV88E6XXX_FLAG_G2_PVT_DATA	BIT(MV88E6XXX_CAP_G2_PVT_DATA)

#define MV88E6XXX_FLAG_G2_SWITCH_MAC	BIT(MV88E6XXX_CAP_G2_SWITCH_MAC)

#define MV88E6XXX_FLAG_G2_POT		BIT(MV88E6XXX_CAP_G2_POT)

#define MV88E6XXX_FLAG_G2_EEPROM_CMD	BIT(MV88E6XXX_CAP_G2_EEPROM_CMD)

#define MV88E6XXX_FLAG_G2_EEPROM_DATA	BIT(MV88E6XXX_CAP_G2_EEPROM_DATA)

#define MV88E6XXX_FLAG_MULTI_CHIP	BIT(MV88E6XXX_CAP_MULTI_CHIP)

#define MV88E6XXX_FLAG_PPU		BIT(MV88E6XXX_CAP_PPU)

#define MV88E6XXX_FLAG_PPU_ACTIVE	BIT(MV88E6XXX_CAP_PPU_ACTIVE)

#define MV88E6XXX_FLAG_SMI_PHY		BIT(MV88E6XXX_CAP_SMI_PHY)

#define MV88E6XXX_FLAG_STU		BIT(MV88E6XXX_CAP_STU)

#define MV88E6XXX_FLAG_TEMP		BIT(MV88E6XXX_CAP_TEMP)

#define MV88E6XXX_FLAG_TEMP_LIMIT	BIT(MV88E6XXX_CAP_TEMP_LIMIT)

#define MV88E6XXX_FLAG_VTU		BIT(MV88E6XXX_CAP_VTU)

/* EEPROM Programming via Global2 with 16-bit data */

#define MV88E6XXX_FLAGS_EEPROM16	\
	(MV88E6XXX_FLAG_G2_EEPROM_CMD | \
         MV88E6XXX_FLAG_G2_EEPROM_DATA)

/* Ingress Rate Limit unit */

#define MV88E6XXX_FLAGS_IRL		\
	(MV88E6XXX_FLAG_G2_IRL_CMD |    \
         MV88E6XXX_FLAG_G2_IRL_DATA)

/* Cross-chip Port VLAN Table */

#define MV88E6XXX_FLAGS_PVT		\
	(MV88E6XXX_FLAG_G2_PVT_ADDR |   \
         MV88E6XXX_FLAG_G2_PVT_DATA)


#define MV88E6XXX_FLAGS_FAMILY_6095	\
	(MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_PPU |           \
         MV88E6XXX_FLAG_VTU)


#define MV88E6XXX_FLAGS_FAMILY_6097	\
	(MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_G2_POT |        \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_PPU |           \
         MV88E6XXX_FLAG_STU |           \
         MV88E6XXX_FLAG_VTU |           \
         MV88E6XXX_FLAGS_IRL |          \
         MV88E6XXX_FLAGS_PVT)


#define MV88E6XXX_FLAGS_FAMILY_6165	\
	(MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_G2_SWITCH_MAC | \
         MV88E6XXX_FLAG_G2_POT |        \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_STU |           \
         MV88E6XXX_FLAG_TEMP |          \
         MV88E6XXX_FLAG_VTU |           \
         MV88E6XXX_FLAGS_IRL |          \
         MV88E6XXX_FLAGS_PVT)


#define MV88E6XXX_FLAGS_FAMILY_6185	\
	(MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_PPU |           \
         MV88E6XXX_FLAG_VTU)


#define MV88E6XXX_FLAGS_FAMILY_6320	\
	(MV88E6XXX_FLAG_EEE |           \
         MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_G2_SWITCH_MAC | \
         MV88E6XXX_FLAG_G2_POT |        \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_PPU_ACTIVE |    \
         MV88E6XXX_FLAG_SMI_PHY |       \
         MV88E6XXX_FLAG_TEMP |          \
         MV88E6XXX_FLAG_TEMP_LIMIT |    \
         MV88E6XXX_FLAG_VTU |           \
         MV88E6XXX_FLAGS_EEPROM16 |     \
         MV88E6XXX_FLAGS_IRL |          \
         MV88E6XXX_FLAGS_PVT)


#define MV88E6XXX_FLAGS_FAMILY_6351	\
	(MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_G2_SWITCH_MAC | \
         MV88E6XXX_FLAG_G2_POT |        \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_PPU_ACTIVE |    \
         MV88E6XXX_FLAG_SMI_PHY |       \
         MV88E6XXX_FLAG_STU |           \
         MV88E6XXX_FLAG_TEMP |          \
         MV88E6XXX_FLAG_VTU |           \
         MV88E6XXX_FLAGS_IRL |          \
         MV88E6XXX_FLAGS_PVT)


#define MV88E6XXX_FLAGS_FAMILY_6352	\
	(MV88E6XXX_FLAG_EEE |           \
         MV88E6XXX_FLAG_GLOBAL2 |       \
         MV88E6XXX_FLAG_G2_MGMT_EN_2X | \
         MV88E6XXX_FLAG_G2_MGMT_EN_0X | \
         MV88E6XXX_FLAG_G2_SWITCH_MAC | \
         MV88E6XXX_FLAG_G2_POT |        \
         MV88E6XXX_FLAG_MULTI_CHIP |    \
         MV88E6XXX_FLAG_PPU_ACTIVE |    \
         MV88E6XXX_FLAG_SMI_PHY |       \
         MV88E6XXX_FLAG_STU |           \
         MV88E6XXX_FLAG_TEMP |          \
         MV88E6XXX_FLAG_TEMP_LIMIT |    \
         MV88E6XXX_FLAG_VTU |           \
         MV88E6XXX_FLAGS_EEPROM16 |     \
         MV88E6XXX_FLAGS_IRL |          \
         MV88E6XXX_FLAGS_PVT)


struct mv88e6xxx_info {
	
enum mv88e6xxx_family family;
	
u16 prod_num;
	
const char *name;
	
unsigned int num_databases;
	
unsigned int num_ports;
	
unsigned int port_base_addr;
	
unsigned int age_time_coeff;
	
unsigned long flags;
};


struct mv88e6xxx_atu_entry {
	
u16	fid;
	
u8	state;
	
bool	trunk;
	
u16	portv_trunkid;
	
u8	mac[ETH_ALEN];
};


struct mv88e6xxx_vtu_stu_entry {
	/* VTU only */
	
u16	vid;
	
u16	fid;

	/* VTU and STU */
	
u8	sid;
	
bool	valid;
	
u8	data[DSA_MAX_PORTS];
};

struct mv88e6xxx_ops;


struct mv88e6xxx_priv_port {
	
struct net_device *bridge_dev;
};


struct mv88e6xxx_chip {
	
const struct mv88e6xxx_info *info;

	/* The dsa_switch this private structure is related to */
	
struct dsa_switch *ds;

	/* The device this structure is associated to */
	
struct device *dev;

	/* This mutex protects the access to the switch registers */
	
struct mutex reg_lock;

	/* The MII bus and the address on the bus that is used to
         * communication with the switch
         */
	
const struct mv88e6xxx_ops *smi_ops;
	
struct mii_bus *bus;
	
int sw_addr;

	/* Handles automatic disabling and re-enabling of the PHY
         * polling unit.
         */
	
struct mutex		ppu_mutex;
	
int			ppu_disabled;
	
struct work_struct	ppu_work;
	
struct timer_list	ppu_timer;

	/* This mutex serialises access to the statistics unit.
         * Hold this mutex over snapshot + dump sequences.
         */
	
struct mutex	stats_mutex;

	
struct mv88e6xxx_priv_port	ports[DSA_MAX_PORTS];

	/* A switch may have a GPIO line tied to its reset pin. Parse
         * this from the device tree, and use it before performing
         * switch soft reset.
         */
	
struct gpio_desc *reset;

	/* set to size of eeprom if supported by the switch */
	
int		eeprom_len;

	/* Device node for the MDIO bus */
	
struct device_node *mdio_np;

	/* And the MDIO bus itself */
	
struct mii_bus *mdio_bus;
};


struct mv88e6xxx_ops {
	
int (*read)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 *val);
	
int (*write)(struct mv88e6xxx_chip *chip, int addr, int reg, u16 val);
};


enum stat_type {
	
BANK0,
	
BANK1,
	
PORT,
};


struct mv88e6xxx_hw_stat {
	
char string[ETH_GSTRING_LEN];
	
int sizeof_stat;
	
int reg;
	
enum stat_type type;
};


static inline bool mv88e6xxx_has(struct mv88e6xxx_chip *chip, unsigned long flags) { return (chip->info->flags & flags) == flags; }

Contributors

PersonTokensPropCommitsCommitProp
vivien didelotvivien didelot29100.00%2100.00%
Total29100.00%2100.00%

#endif

Overall Contributors

PersonTokensPropCommitsCommitProp
andrew lunnandrew lunn104155.23%1726.15%
vivien didelotvivien didelot72938.67%4264.62%
lennert buytenheklennert buytenhek593.13%23.08%
guenter roeckguenter roeck291.54%23.08%
patrick uiterwijkpatrick uiterwijk251.33%11.54%
barry grusslingbarry grussling20.11%11.54%
Total1885100.00%65100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.