diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6171.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6171.c | 234 |
1 files changed, 25 insertions, 209 deletions
diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c index 9104efea0e3e..1c7808495a9d 100644 --- a/drivers/net/dsa/mv88e6171.c +++ b/drivers/net/dsa/mv88e6171.c @@ -1,4 +1,4 @@ -/* net/dsa/mv88e6171.c - Marvell 88e6171/8826172 switch chip support +/* net/dsa/mv88e6171.c - Marvell 88e6171 switch chip support * Copyright (c) 2008-2009 Marvell Semiconductor * Copyright (c) 2014 Claudio Leite <leitec@staticky.com> * @@ -29,8 +29,12 @@ static char *mv88e6171_probe(struct device *host_dev, int sw_addr) if (ret >= 0) { if ((ret & 0xfff0) == PORT_SWITCH_ID_6171) return "Marvell 88E6171"; - if ((ret & 0xfff0) == PORT_SWITCH_ID_6172) - return "Marvell 88E6172"; + if ((ret & 0xfff0) == PORT_SWITCH_ID_6175) + return "Marvell 88E6175"; + if ((ret & 0xfff0) == PORT_SWITCH_ID_6350) + return "Marvell 88E6350"; + if ((ret & 0xfff0) == PORT_SWITCH_ID_6351) + return "Marvell 88E6351"; } return NULL; @@ -38,196 +42,41 @@ static char *mv88e6171_probe(struct device *host_dev, int sw_addr) static int mv88e6171_setup_global(struct dsa_switch *ds) { - struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); + u32 upstream_port = dsa_upstream_port(ds); int ret; - int i; + 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, 0x04, 0x6000); - - /* Set the default address aging time to 5 minutes, and - * enable address learn messages to be sent to all message - * ports. - */ - REG_WRITE(REG_GLOBAL, 0x0a, 0x0148); - - /* Configure the priority mapping registers. */ - ret = mv88e6xxx_config_prio(ds); - if (ret < 0) - return ret; + 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. */ - if (REG_READ(REG_PORT(0), 0x03) == 0x1710) - REG_WRITE(REG_GLOBAL, 0x1a, (dsa_upstream_port(ds) * 0x1111)); - else - REG_WRITE(REG_GLOBAL, 0x1a, (dsa_upstream_port(ds) * 0x1110)); + 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, 0x1c, ds->index & 0x1f); - - /* Send all frames with destination addresses matching - * 01:80:c2:00:00:2x to the CPU port. - */ - REG_WRITE(REG_GLOBAL2, 0x02, 0xffff); - - /* Send all frames with destination addresses matching - * 01:80:c2:00:00:0x to the CPU port. - */ - REG_WRITE(REG_GLOBAL2, 0x03, 0xffff); - - /* Disable the loopback filter, disable flow control - * messages, disable flood broadcast override, disable - * removing of provider tags, disable ATU age violation - * interrupts, disable tag flow control, force flow - * control priority to the highest, and send all special - * multicast frames to the CPU at the highest priority. - */ - REG_WRITE(REG_GLOBAL2, 0x05, 0x00ff); - - /* Program the DSA routing table. */ - for (i = 0; i < 32; i++) { - int nexthop; - - nexthop = 0x1f; - if (i != ds->index && i < ds->dst->pd->nr_chips) - nexthop = ds->pd->rtable[i] & 0x1f; - - REG_WRITE(REG_GLOBAL2, 0x06, 0x8000 | (i << 8) | nexthop); - } - - /* Clear all trunk masks. */ - for (i = 0; i < ps->num_ports; i++) - REG_WRITE(REG_GLOBAL2, 0x07, 0x8000 | (i << 12) | 0xff); - - /* Clear all trunk mappings. */ - for (i = 0; i < 16; i++) - REG_WRITE(REG_GLOBAL2, 0x08, 0x8000 | (i << 11)); - - /* Disable ingress rate limiting by resetting all ingress - * rate limit registers to their initial state. - */ - for (i = 0; i < 6; i++) - REG_WRITE(REG_GLOBAL2, 0x09, 0x9000 | (i << 8)); - - /* Initialise cross-chip port VLAN table to reset defaults. */ - REG_WRITE(REG_GLOBAL2, 0x0b, 0x9000); - - /* Clear the priority override table. */ - for (i = 0; i < 16; i++) - REG_WRITE(REG_GLOBAL2, 0x0f, 0x8000 | (i << 8)); - - /* @@@ initialise AVB (22/23) watchdog (27) sdet (29) registers */ + REG_WRITE(REG_GLOBAL, GLOBAL_CONTROL_2, ds->index & 0x1f); return 0; } -static int mv88e6171_setup_port(struct dsa_switch *ds, int p) -{ - int addr = REG_PORT(p); - u16 val; - - /* MAC Forcing register: don't force link, speed, duplex - * or flow control state to any particular values on physical - * ports, but force the CPU port and all DSA ports to 1000 Mb/s - * full duplex. - */ - val = REG_READ(addr, 0x01); - if (dsa_is_cpu_port(ds, p) || ds->dsa_port_mask & (1 << p)) - REG_WRITE(addr, 0x01, val | 0x003e); - else - REG_WRITE(addr, 0x01, val | 0x0003); - - /* Do not limit the period of time that this port can be - * paused for by the remote end or the period of time that - * this port can pause the remote end. - */ - REG_WRITE(addr, 0x02, 0x0000); - - /* Port Control: disable Drop-on-Unlock, disable Drop-on-Lock, - * disable Header mode, enable IGMP/MLD snooping, disable VLAN - * tunneling, determine priority by looking at 802.1p and IP - * priority fields (IP prio has precedence), and set STP state - * to Forwarding. - * - * If this is the CPU link, use DSA or EDSA tagging depending - * on which tagging mode was configured. - * - * If this is a link to another switch, use DSA tagging mode. - * - * If this is the upstream port for this switch, enable - * forwarding of unknown unicasts and multicasts. - */ - val = 0x0433; - if (dsa_is_cpu_port(ds, p)) { - if (ds->dst->tag_protocol == DSA_TAG_PROTO_EDSA) - val |= 0x3300; - else - val |= 0x0100; - } - if (ds->dsa_port_mask & (1 << p)) - val |= 0x0100; - if (p == dsa_upstream_port(ds)) - val |= 0x000c; - REG_WRITE(addr, 0x04, val); - - /* Port Control 2: don't force a good FCS, set the maximum - * frame size to 10240 bytes, don't let the switch add or - * strip 802.1q tags, don't discard tagged or untagged frames - * on this port, do a destination address lookup on all - * received packets as usual, disable ARP mirroring and don't - * send a copy of all transmitted/received frames on this port - * to the CPU. - */ - REG_WRITE(addr, 0x08, 0x2080); - - /* Egress rate control: disable egress rate control. */ - REG_WRITE(addr, 0x09, 0x0001); - - /* Egress rate control 2: disable egress rate control. */ - REG_WRITE(addr, 0x0a, 0x0000); - - /* Port Association Vector: when learning source addresses - * of packets, add the address to the address database using - * a port bitmap that has only the bit for this port set and - * the other bits clear. - */ - REG_WRITE(addr, 0x0b, 1 << p); - - /* Port ATU control: disable limiting the number of address - * database entries that this port is allowed to use. - */ - REG_WRITE(addr, 0x0c, 0x0000); - - /* Priority Override: disable DA, SA and VTU priority override. */ - REG_WRITE(addr, 0x0d, 0x0000); - - /* Port Ethertype: use the Ethertype DSA Ethertype value. */ - REG_WRITE(addr, 0x0f, ETH_P_EDSA); - - /* Tag Remap: use an identity 802.1p prio -> switch prio - * mapping. - */ - REG_WRITE(addr, 0x18, 0x3210); - - /* Tag Remap 2: use an identity 802.1p prio -> switch prio - * mapping. - */ - REG_WRITE(addr, 0x19, 0x7654); - - return mv88e6xxx_setup_port_common(ds, p); -} - static int mv88e6171_setup(struct dsa_switch *ds) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); - int i; int ret; ret = mv88e6xxx_setup_common(ds); @@ -240,44 +89,11 @@ static int mv88e6171_setup(struct dsa_switch *ds) if (ret < 0) return ret; - /* @@@ initialise vtu and atu */ - ret = mv88e6171_setup_global(ds); if (ret < 0) return ret; - for (i = 0; i < ps->num_ports; i++) { - if (!(dsa_is_cpu_port(ds, i) || ds->phys_port_mask & (1 << i))) - continue; - - ret = mv88e6171_setup_port(ds, i); - if (ret < 0) - return ret; - } - - return 0; -} - -static int mv88e6171_get_eee(struct dsa_switch *ds, int port, - struct ethtool_eee *e) -{ - struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); - - if (ps->id == PORT_SWITCH_ID_6172) - return mv88e6xxx_get_eee(ds, port, e); - - return -EOPNOTSUPP; -} - -static int mv88e6171_set_eee(struct dsa_switch *ds, int port, - struct phy_device *phydev, struct ethtool_eee *e) -{ - struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); - - if (ps->id == PORT_SWITCH_ID_6172) - return mv88e6xxx_set_eee(ds, port, phydev, e); - - return -EOPNOTSUPP; + return mv88e6xxx_setup_ports(ds); } struct dsa_switch_driver mv88e6171_switch_driver = { @@ -292,8 +108,6 @@ struct dsa_switch_driver mv88e6171_switch_driver = { .get_strings = mv88e6xxx_get_strings, .get_ethtool_stats = mv88e6xxx_get_ethtool_stats, .get_sset_count = mv88e6xxx_get_sset_count, - .set_eee = mv88e6171_set_eee, - .get_eee = mv88e6171_get_eee, #ifdef CONFIG_NET_DSA_HWMON .get_temp = mv88e6xxx_get_temp, #endif @@ -308,4 +122,6 @@ struct dsa_switch_driver mv88e6171_switch_driver = { }; MODULE_ALIAS("platform:mv88e6171"); -MODULE_ALIAS("platform:mv88e6172"); +MODULE_ALIAS("platform:mv88e6175"); +MODULE_ALIAS("platform:mv88e6350"); +MODULE_ALIAS("platform:mv88e6351"); |