2 * net/dsa/mv88e6123_61_65.c - Marvell 88e6123/6161/6165 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 char *mv88e6123_61_65_probe(struct device
*host_dev
, int sw_addr
)
22 struct mii_bus
*bus
= dsa_host_dev_to_mii_bus(host_dev
);
28 ret
= __mv88e6xxx_reg_read(bus
, sw_addr
, REG_PORT(0), PORT_SWITCH_ID
);
30 if (ret
== PORT_SWITCH_ID_6123_A1
)
31 return "Marvell 88E6123 (A1)";
32 if (ret
== PORT_SWITCH_ID_6123_A2
)
33 return "Marvell 88E6123 (A2)";
34 if ((ret
& 0xfff0) == PORT_SWITCH_ID_6123
)
35 return "Marvell 88E6123";
37 if (ret
== PORT_SWITCH_ID_6161_A1
)
38 return "Marvell 88E6161 (A1)";
39 if (ret
== PORT_SWITCH_ID_6161_A2
)
40 return "Marvell 88E6161 (A2)";
41 if ((ret
& 0xfff0) == PORT_SWITCH_ID_6161
)
42 return "Marvell 88E6161";
44 if (ret
== PORT_SWITCH_ID_6165_A1
)
45 return "Marvell 88E6165 (A1)";
46 if (ret
== PORT_SWITCH_ID_6165_A2
)
47 return "Marvell 88e6165 (A2)";
48 if ((ret
& 0xfff0) == PORT_SWITCH_ID_6165
)
49 return "Marvell 88E6165";
55 static int mv88e6123_61_65_setup_global(struct dsa_switch
*ds
)
57 u32 upstream_port
= dsa_upstream_port(ds
);
61 ret
= mv88e6xxx_setup_global(ds
);
65 /* Disable the PHY polling unit (since there won't be any
66 * external PHYs to poll), don't discard packets with
67 * excessive collisions, and mask all interrupt sources.
69 REG_WRITE(REG_GLOBAL
, GLOBAL_CONTROL
, 0x0000);
71 /* Configure the upstream port, and configure the upstream
72 * port as the port to which ingress and egress monitor frames
75 reg
= upstream_port
<< GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT
|
76 upstream_port
<< GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT
|
77 upstream_port
<< GLOBAL_MONITOR_CONTROL_ARP_SHIFT
;
78 REG_WRITE(REG_GLOBAL
, GLOBAL_MONITOR_CONTROL
, reg
);
80 /* Disable remote management for now, and set the switch's
83 REG_WRITE(REG_GLOBAL
, GLOBAL_CONTROL_2
, ds
->index
& 0x1f);
88 static int mv88e6123_61_65_setup(struct dsa_switch
*ds
)
90 struct mv88e6xxx_priv_state
*ps
= ds_to_priv(ds
);
93 ret
= mv88e6xxx_setup_common(ds
);
98 case PORT_SWITCH_ID_6123
:
101 case PORT_SWITCH_ID_6161
:
102 case PORT_SWITCH_ID_6165
:
109 ret
= mv88e6xxx_switch_reset(ds
, false);
113 ret
= mv88e6123_61_65_setup_global(ds
);
117 return mv88e6xxx_setup_ports(ds
);
120 struct dsa_switch_driver mv88e6123_61_65_switch_driver
= {
121 .tag_protocol
= DSA_TAG_PROTO_EDSA
,
122 .priv_size
= sizeof(struct mv88e6xxx_priv_state
),
123 .probe
= mv88e6123_61_65_probe
,
124 .setup
= mv88e6123_61_65_setup
,
125 .set_addr
= mv88e6xxx_set_addr_indirect
,
126 .phy_read
= mv88e6xxx_phy_read
,
127 .phy_write
= mv88e6xxx_phy_write
,
128 .poll_link
= mv88e6xxx_poll_link
,
129 .get_strings
= mv88e6xxx_get_strings
,
130 .get_ethtool_stats
= mv88e6xxx_get_ethtool_stats
,
131 .get_sset_count
= mv88e6xxx_get_sset_count
,
132 #ifdef CONFIG_NET_DSA_HWMON
133 .get_temp
= mv88e6xxx_get_temp
,
135 .get_regs_len
= mv88e6xxx_get_regs_len
,
136 .get_regs
= mv88e6xxx_get_regs
,
139 MODULE_ALIAS("platform:mv88e6123");
140 MODULE_ALIAS("platform:mv88e6161");
141 MODULE_ALIAS("platform:mv88e6165");