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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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