diff options
Diffstat (limited to 'package/switch/src/switch-robo.c')
| -rw-r--r-- | package/switch/src/switch-robo.c | 124 |
1 files changed, 115 insertions, 9 deletions
diff --git a/package/switch/src/switch-robo.c b/package/switch/src/switch-robo.c index f9b306cf10..f3a0eacf19 100644 --- a/package/switch/src/switch-robo.c +++ b/package/switch/src/switch-robo.c @@ -72,6 +72,7 @@ struct robo_switch { char *device; /* The device name string (ethX) */ u16 devid; /* ROBO_DEVICE_ID_53xx */ bool is_5350; + u8 gmii; /* gigabit mii */ struct ifreq ifr; struct net_device *dev; unsigned char port[6]; @@ -147,7 +148,7 @@ static int robo_reg(__u8 page, __u8 reg, __u8 op) printk(KERN_ERR PFX "timeout in robo_reg on page %i and reg %i with op %i.\n", page, reg, op); - return 0; + return 1; } /* @@ -173,7 +174,7 @@ static __u32 robo_read32(__u8 page, __u8 reg) { robo_reg(page, reg, REG_MII_ADDR_READ); - return mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0) + + return mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0) | (mdio_read(ROBO_PHY_ADDR, REG_MII_DATA0 + 1) << 16); } @@ -188,21 +189,40 @@ static void robo_write16(__u8 page, __u8 reg, __u16 val16) static void robo_write32(__u8 page, __u8 reg, __u32 val32) { /* write data */ - mdio_write(ROBO_PHY_ADDR, REG_MII_DATA0, val32 & 65535); + mdio_write(ROBO_PHY_ADDR, REG_MII_DATA0, val32 & 0xFFFF); mdio_write(ROBO_PHY_ADDR, REG_MII_DATA0 + 1, val32 >> 16); robo_reg(page, reg, REG_MII_ADDR_WRITE); } -/* checks that attached switch is 5325E/5350 */ -static int robo_vlan5350(void) +/* checks that attached switch is 5325/5352/5354/5356/5357/53115 */ +static int robo_vlan5350(__u32 phyid) { /* set vlan access id to 15 and read it back */ __u16 val16 = 15; robo_write16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350, val16); /* 5365 will refuse this as it does not have this reg */ - return (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350) == val16); + if (robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_TABLE_ACCESS_5350) != val16) + return 0; + /* gigabit ? */ + if (mdio_read(0, ROBO_MII_STAT) & 0x0100) + robo.gmii = ((mdio_read(0, 0x0f) & 0xf000) != 0); + /* 53115 ? */ + if (robo.gmii && robo_read32(ROBO_STAT_PAGE, ROBO_LSA_IM_PORT) != 0) { + robo_write16(ROBO_ARLIO_PAGE, ROBO_VTBL_INDX_5395, val16); + robo_write16(ROBO_ARLIO_PAGE, ROBO_VTBL_ACCESS_5395, + (1 << 7) /* start */ | 1 /* read */); + if (robo_read16(ROBO_ARLIO_PAGE, ROBO_VTBL_ACCESS_5395) == 1 && + robo_read16(ROBO_ARLIO_PAGE, ROBO_VTBL_INDX_5395) == val16) + return 4; + } + /* dirty trick for 5356/5357 */ + if ((phyid & 0xfff0ffff ) == 0x5da00362 || + (phyid & 0xfff0ffff ) == 0x5e000362) + return 3; + /* 5325/5352/5354*/ + return 1; } static int robo_switch_enable(void) @@ -259,6 +279,7 @@ static int robo_probe(char *devname) __u32 phyid; unsigned int i; int err = 1; + struct mii_ioctl_data *mii; printk(KERN_INFO PFX "Probing device '%s'\n", devname); strcpy(robo.ifr.ifr_name, devname); @@ -285,7 +306,7 @@ static int robo_probe(char *devname) } /* got phy address check for robo address */ - struct mii_ioctl_data *mii = if_mii(&robo.ifr); + mii = if_mii(&robo.ifr); if ((mii->phy_id != ROBO_PHY_ADDR) && (mii->phy_id != ROBO_PHY_ADDR_BCM63XX) && (mii->phy_id != ROBO_PHY_ADDR_TG3)) { @@ -310,7 +331,7 @@ static int robo_probe(char *devname) } if (!robo.devid) robo.devid = ROBO_DEVICE_ID_5325; /* Fake it */ - robo.is_5350 = robo_vlan5350(); + robo.is_5350 = robo_vlan5350(phyid); robo_switch_reset(); err = robo_switch_enable(); @@ -445,6 +466,80 @@ static int handle_enable_write(void *driver, char *buf, int nr) return 0; } +static int handle_port_enable_read(void *driver, char *buf, int nr) +{ + return sprintf(buf, "%d\n", ((robo_read16(ROBO_CTRL_PAGE, robo.port[nr]) & 3) == 3 ? 0 : 1)); +} + +static int handle_port_enable_write(void *driver, char *buf, int nr) +{ + u16 val16; + + if (buf[0] == '0') + val16 = 3; /* disabled */ + else if (buf[0] == '1') + val16 = 0; /* enabled */ + else + return -EINVAL; + + robo_write16(ROBO_CTRL_PAGE, robo.port[nr], + (robo_read16(ROBO_CTRL_PAGE, robo.port[nr]) & ~3) | val16); + + return 0; +} + +static int handle_port_media_read(void *driver, char *buf, int nr) +{ + u16 bmcr = mdio_read(robo.port[nr], MII_BMCR); + int media, len; + + if (bmcr & BMCR_ANENABLE) + media = SWITCH_MEDIA_AUTO; + else { + if (bmcr & BMCR_SPEED1000) + media = SWITCH_MEDIA_1000; + else if (bmcr & BMCR_SPEED100) + media = SWITCH_MEDIA_100; + else + media = 0; + + if (bmcr & BMCR_FULLDPLX) + media |= SWITCH_MEDIA_FD; + } + + len = switch_print_media(buf, media); + return len + sprintf(buf + len, "\n"); +} + +static int handle_port_media_write(void *driver, char *buf, int nr) +{ + int media = switch_parse_media(buf); + u16 bmcr, bmcr_mask; + + if (media & SWITCH_MEDIA_AUTO) + bmcr = BMCR_ANENABLE | BMCR_ANRESTART; + else { + if (media & SWITCH_MEDIA_1000) { + if (!robo.gmii) + return -EINVAL; + bmcr = BMCR_SPEED1000; + } + else if (media & SWITCH_MEDIA_100) + bmcr = BMCR_SPEED100; + else + bmcr = 0; + + if (media & SWITCH_MEDIA_FD) + bmcr |= BMCR_FULLDPLX; + } + + bmcr_mask = ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX | BMCR_ANENABLE | BMCR_ANRESTART); + mdio_write(robo.port[nr], MII_BMCR, + (mdio_read(robo.port[nr], MII_BMCR) & bmcr_mask) | bmcr); + + return 0; +} + static int handle_enable_vlan_read(void *driver, char *buf, int nr) { return sprintf(buf, "%d\n", (((robo_read16(ROBO_VLAN_PAGE, ROBO_VLAN_CTRL0) & (1 << 7)) == (1 << 7)) ? 1 : 0)); @@ -539,6 +634,17 @@ static int __init robo_init(void) .write = handle_reset }, { NULL, }, }; + static const switch_config port[] = { + { + .name = "enable", + .read = handle_port_enable_read, + .write = handle_port_enable_write + }, { + .name = "media", + .read = handle_port_media_read, + .write = handle_port_media_write + }, { NULL, }, + }; static const switch_config vlan[] = { { .name = "ports", @@ -554,7 +660,7 @@ static int __init robo_init(void) .ports = 6, .vlans = 16, .driver_handlers = cfg, - .port_handlers = NULL, + .port_handlers = port, .vlan_handlers = vlan, }; if (robo.devid != ROBO_DEVICE_ID_5325) { |