diff options
| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2022-08-26 12:56:18 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-08-31 09:40:39 +0100 |
| commit | b449080956127410dbc94ba7497de066d68c7573 (patch) | |
| tree | 0ff3cf2efbfe1dcf229cc34ff35c4acbab1b3d06 /drivers/net/dsa/microchip/ksz_common.c | |
| parent | 3177d7bbe0f256d6f6841c54fb65eaea2f3e26c1 (diff) | |
| download | linux-b449080956127410dbc94ba7497de066d68c7573.tar.bz2 | |
net: dsa: microchip: add separate struct ksz_chip_data for KSZ8563 chip
Add separate entry for the KSZ8563 chip. According to the documentation
it can support Gbit only on RGMII port. So, we will need to be able to
describe in the followup patch.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/microchip/ksz_common.c')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 6bd69a7e6809..5cadc831c75d 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -413,6 +413,29 @@ static const u8 lan937x_shifts[] = { }; const struct ksz_chip_data ksz_switch_chips[] = { + [KSZ8563] = { + .chip_id = KSZ8563_CHIP_ID, + .dev_name = "KSZ8563", + .num_vlans = 4096, + .num_alus = 4096, + .num_statics = 16, + .cpu_ports = 0x07, /* can be configured as cpu port */ + .port_cnt = 3, /* total port count */ + .ops = &ksz9477_dev_ops, + .mib_names = ksz9477_mib_names, + .mib_cnt = ARRAY_SIZE(ksz9477_mib_names), + .reg_mib_cnt = MIB_COUNTER_NUM, + .regs = ksz9477_regs, + .masks = ksz9477_masks, + .shifts = ksz9477_shifts, + .xmii_ctrl0 = ksz9477_xmii_ctrl0, + .xmii_ctrl1 = ksz8795_xmii_ctrl1, /* Same as ksz8795 */ + .supports_mii = {false, false, true}, + .supports_rmii = {false, false, true}, + .supports_rgmii = {false, false, true}, + .internal_phy = {true, true, false}, + }, + [KSZ8795] = { .chip_id = KSZ8795_CHIP_ID, .dev_name = "KSZ8795", @@ -1366,6 +1389,7 @@ static enum dsa_tag_protocol ksz_get_tag_protocol(struct dsa_switch *ds, proto = DSA_TAG_PROTO_KSZ8795; if (dev->chip_id == KSZ8830_CHIP_ID || + dev->chip_id == KSZ8563_CHIP_ID || dev->chip_id == KSZ9893_CHIP_ID) proto = DSA_TAG_PROTO_KSZ9893; @@ -1685,7 +1709,7 @@ static void ksz_phylink_mac_link_up(struct dsa_switch *ds, int port, static int ksz_switch_detect(struct ksz_device *dev) { - u8 id1, id2; + u8 id1, id2, id4; u16 id16; u32 id32; int ret; @@ -1731,7 +1755,6 @@ static int ksz_switch_detect(struct ksz_device *dev) switch (id32) { case KSZ9477_CHIP_ID: case KSZ9897_CHIP_ID: - case KSZ9893_CHIP_ID: case KSZ9567_CHIP_ID: case LAN9370_CHIP_ID: case LAN9371_CHIP_ID: @@ -1740,6 +1763,18 @@ static int ksz_switch_detect(struct ksz_device *dev) case LAN9374_CHIP_ID: dev->chip_id = id32; break; + case KSZ9893_CHIP_ID: + ret = ksz_read8(dev, REG_CHIP_ID4, + &id4); + if (ret) + return ret; + + if (id4 == SKU_ID_KSZ8563) + dev->chip_id = KSZ8563_CHIP_ID; + else + dev->chip_id = KSZ9893_CHIP_ID; + + break; default: dev_err(dev->dev, "unsupported switch detected %x)\n", id32); |