2 * net/dsa/mv88e6131.c - Marvell 88e6095/6095f/6131 switch chip support
3 * Copyright (c) 2008-2009 Marvell Semiconductor
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
11 #include <linux/delay.h>
12 #include <linux/jiffies.h>
13 #include <linux/list.h>
14 #include <linux/module.h>
15 #include <linux/netdevice.h>
16 #include <linux/phy.h>
18 #include "mv88e6xxx.h"
20 static const struct mv88e6xxx_info mv88e6131_table
[] = {
22 .prod_num
= PORT_SWITCH_ID_PROD_NUM_6095
,
23 .family
= MV88E6XXX_FAMILY_6095
,
24 .name
= "Marvell 88E6095/88E6095F",
27 .flags
= MV88E6XXX_FLAGS_FAMILY_6095
,
29 .prod_num
= PORT_SWITCH_ID_PROD_NUM_6085
,
30 .family
= MV88E6XXX_FAMILY_6097
,
31 .name
= "Marvell 88E6085",
32 .num_databases
= 4096,
34 .flags
= MV88E6XXX_FLAGS_FAMILY_6097
,
36 .prod_num
= PORT_SWITCH_ID_PROD_NUM_6131
,
37 .family
= MV88E6XXX_FAMILY_6185
,
38 .name
= "Marvell 88E6131",
41 .flags
= MV88E6XXX_FLAGS_FAMILY_6185
,
43 .prod_num
= PORT_SWITCH_ID_PROD_NUM_6185
,
44 .family
= MV88E6XXX_FAMILY_6185
,
45 .name
= "Marvell 88E6185",
48 .flags
= MV88E6XXX_FLAGS_FAMILY_6185
,
52 static const char *mv88e6131_drv_probe(struct device
*dsa_dev
,
53 struct device
*host_dev
, int sw_addr
,
56 return mv88e6xxx_drv_probe(dsa_dev
, host_dev
, sw_addr
, priv
,
58 ARRAY_SIZE(mv88e6131_table
));
61 static int mv88e6131_setup_global(struct dsa_switch
*ds
)
63 struct mv88e6xxx_priv_state
*ps
= ds_to_priv(ds
);
64 u32 upstream_port
= dsa_upstream_port(ds
);
68 ret
= mv88e6xxx_setup_global(ds
);
72 /* Enable the PHY polling unit, don't discard packets with
73 * excessive collisions, use a weighted fair queueing scheme
74 * to arbitrate between packet queues, set the maximum frame
75 * size to 1632, and mask all interrupt sources.
77 ret
= mv88e6xxx_reg_write(ps
, REG_GLOBAL
, GLOBAL_CONTROL
,
78 GLOBAL_CONTROL_PPU_ENABLE
|
79 GLOBAL_CONTROL_MAX_FRAME_1632
);
83 /* Set the VLAN ethertype to 0x8100. */
84 ret
= mv88e6xxx_reg_write(ps
, REG_GLOBAL
, GLOBAL_CORE_TAG_TYPE
, 0x8100);
88 /* Disable ARP mirroring, and configure the upstream port as
89 * the port to which ingress and egress monitor frames are to
92 reg
= upstream_port
<< GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT
|
93 upstream_port
<< GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT
|
94 GLOBAL_MONITOR_CONTROL_ARP_DISABLED
;
95 ret
= mv88e6xxx_reg_write(ps
, REG_GLOBAL
, GLOBAL_MONITOR_CONTROL
, reg
);
99 /* Disable cascade port functionality unless this device
100 * is used in a cascade configuration, and set the switch's
103 if (ds
->dst
->pd
->nr_chips
> 1)
104 ret
= mv88e6xxx_reg_write(ps
, REG_GLOBAL
, GLOBAL_CONTROL_2
,
105 GLOBAL_CONTROL_2_MULTIPLE_CASCADE
|
108 ret
= mv88e6xxx_reg_write(ps
, REG_GLOBAL
, GLOBAL_CONTROL_2
,
109 GLOBAL_CONTROL_2_NO_CASCADE
|
114 /* Force the priority of IGMP/MLD snoop frames and ARP frames
115 * to the highest setting.
117 return mv88e6xxx_reg_write(ps
, REG_GLOBAL2
, GLOBAL2_PRIO_OVERRIDE
,
118 GLOBAL2_PRIO_OVERRIDE_FORCE_SNOOP
|
119 7 << GLOBAL2_PRIO_OVERRIDE_SNOOP_SHIFT
|
120 GLOBAL2_PRIO_OVERRIDE_FORCE_ARP
|
121 7 << GLOBAL2_PRIO_OVERRIDE_ARP_SHIFT
);
124 static int mv88e6131_setup(struct dsa_switch
*ds
)
126 struct mv88e6xxx_priv_state
*ps
= ds_to_priv(ds
);
131 ret
= mv88e6xxx_setup_common(ps
);
135 ret
= mv88e6xxx_switch_reset(ps
, false);
139 ret
= mv88e6131_setup_global(ds
);
143 return mv88e6xxx_setup_ports(ds
);
146 struct dsa_switch_driver mv88e6131_switch_driver
= {
147 .tag_protocol
= DSA_TAG_PROTO_DSA
,
148 .probe
= mv88e6131_drv_probe
,
149 .setup
= mv88e6131_setup
,
150 .set_addr
= mv88e6xxx_set_addr
,
151 .phy_read
= mv88e6xxx_phy_read
,
152 .phy_write
= mv88e6xxx_phy_write
,
153 .set_eee
= mv88e6xxx_set_eee
,
154 .get_eee
= mv88e6xxx_get_eee
,
155 .get_strings
= mv88e6xxx_get_strings
,
156 .get_ethtool_stats
= mv88e6xxx_get_ethtool_stats
,
157 .get_sset_count
= mv88e6xxx_get_sset_count
,
158 .get_eeprom
= mv88e6xxx_get_eeprom
,
159 .set_eeprom
= mv88e6xxx_set_eeprom
,
160 .get_regs_len
= mv88e6xxx_get_regs_len
,
161 .get_regs
= mv88e6xxx_get_regs
,
162 #ifdef CONFIG_NET_DSA_HWMON
163 .get_temp
= mv88e6xxx_get_temp
,
164 .get_temp_limit
= mv88e6xxx_get_temp_limit
,
165 .set_temp_limit
= mv88e6xxx_set_temp_limit
,
166 .get_temp_alarm
= mv88e6xxx_get_temp_alarm
,
168 .adjust_link
= mv88e6xxx_adjust_link
,
169 .port_bridge_join
= mv88e6xxx_port_bridge_join
,
170 .port_bridge_leave
= mv88e6xxx_port_bridge_leave
,
171 .port_vlan_filtering
= mv88e6xxx_port_vlan_filtering
,
172 .port_vlan_prepare
= mv88e6xxx_port_vlan_prepare
,
173 .port_vlan_add
= mv88e6xxx_port_vlan_add
,
174 .port_vlan_del
= mv88e6xxx_port_vlan_del
,
175 .port_vlan_dump
= mv88e6xxx_port_vlan_dump
,
176 .port_fdb_prepare
= mv88e6xxx_port_fdb_prepare
,
177 .port_fdb_add
= mv88e6xxx_port_fdb_add
,
178 .port_fdb_del
= mv88e6xxx_port_fdb_del
,
179 .port_fdb_dump
= mv88e6xxx_port_fdb_dump
,
182 MODULE_ALIAS("platform:mv88e6085");
183 MODULE_ALIAS("platform:mv88e6095");
184 MODULE_ALIAS("platform:mv88e6095f");
185 MODULE_ALIAS("platform:mv88e6131");