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/* net/dsa/mv88e6171.c - Marvell 88e6171 switch chip support
* Copyright (c) 2008-2009 Marvell Semiconductor
* Copyright (c) 2014 Claudio Leite <leitec@staticky.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.
*/
#include <linux/delay.h>
#include <linux/jiffies.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/phy.h>
#include <net/dsa.h>
#include "mv88e6xxx.h"
static const struct mv88e6xxx_switch_id mv88e6171_table[] = {
{ PORT_SWITCH_ID_6171, "Marvell 88E6171" },
{ PORT_SWITCH_ID_6175, "Marvell 88E6175" },
{ PORT_SWITCH_ID_6350, "Marvell 88E6350" },
{ PORT_SWITCH_ID_6351, "Marvell 88E6351" },
};
static char *mv88e6171_probe(struct device *host_dev, int sw_addr)
{
return mv88e6xxx_lookup_name(host_dev, sw_addr, mv88e6171_table,
ARRAY_SIZE(mv88e6171_table));
}
static int mv88e6171_setup_global(struct dsa_switch *ds)
{
u32 upstream_port = dsa_upstream_port(ds);
int ret;
u32 reg;
ret = mv88e6xxx_setup_global(ds);
if (ret)
return ret;
/* Discard packets with excessive collisions, mask all
* interrupt sources, enable PPU.
*/
REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL,
GLOBAL_CONTROL_PPU_ENABLE | GLOBAL_CONTROL_DISCARD_EXCESS);
/* Configure the upstream port, and configure the upstream
* port as the port to which ingress and egress monitor frames
* are to be sent.
*/
reg = upstream_port << GLOBAL_MONITOR_CONTROL_INGRESS_SHIFT |
upstream_port << GLOBAL_MONITOR_CONTROL_EGRESS_SHIFT |
upstream_port << GLOBAL_MONITOR_CONTROL_ARP_SHIFT |
upstream_port << GLOBAL_MONITOR_CONTROL_MIRROR_SHIFT;
REG_WRITE(REG_GLOBAL, GLOBAL_MONITOR_CONTROL, reg);
/* Disable remote management for now, and set the switch's
* DSA device number.
*/
REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL_2, ds->index & 0x1f);
return 0;
}
static int mv88e6171_setup(struct dsa_switch *ds)
{
struct mv88e6xxx_priv_state *ps = ds_to_priv(ds);
int ret;
ret = mv88e6xxx_setup_common(ds);
if (ret < 0)
return ret;
ps->num_ports = 7;
ret = mv88e6xxx_switch_reset(ds, true);
if (ret < 0)
return ret;
ret = mv88e6171_setup_global(ds);
if (ret < 0)
return ret;
return mv88e6xxx_setup_ports(ds);
}
struct dsa_switch_driver mv88e6171_switch_driver = {
.tag_protocol = DSA_TAG_PROTO_EDSA,
.priv_size = sizeof(struct mv88e6xxx_priv_state),
.probe = mv88e6171_probe,
.setup = mv88e6171_setup,
.set_addr = mv88e6xxx_set_addr_indirect,
.phy_read = mv88e6xxx_phy_read_indirect,
.phy_write = mv88e6xxx_phy_write_indirect,
.get_strings = mv88e6xxx_get_strings,
.get_ethtool_stats = mv88e6xxx_get_ethtool_stats,
.get_sset_count = mv88e6xxx_get_sset_count,
.adjust_link = mv88e6xxx_adjust_link,
#ifdef CONFIG_NET_DSA_HWMON
.get_temp = mv88e6xxx_get_temp,
#endif
.get_regs_len = mv88e6xxx_get_regs_len,
.get_regs = mv88e6xxx_get_regs,
.port_join_bridge = mv88e6xxx_port_bridge_join,
.port_leave_bridge = mv88e6xxx_port_bridge_leave,
.port_stp_update = mv88e6xxx_port_stp_update,
.port_pvid_get = mv88e6xxx_port_pvid_get,
.port_vlan_prepare = mv88e6xxx_port_vlan_prepare,
.port_vlan_add = mv88e6xxx_port_vlan_add,
.port_vlan_del = mv88e6xxx_port_vlan_del,
.vlan_getnext = mv88e6xxx_vlan_getnext,
.port_fdb_prepare = mv88e6xxx_port_fdb_prepare,
.port_fdb_add = mv88e6xxx_port_fdb_add,
.port_fdb_del = mv88e6xxx_port_fdb_del,
.port_fdb_dump = mv88e6xxx_port_fdb_dump,
};
MODULE_ALIAS("platform:mv88e6171");
MODULE_ALIAS("platform:mv88e6175");
MODULE_ALIAS("platform:mv88e6350");
MODULE_ALIAS("platform:mv88e6351");
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