diff options
| author | Rafał Miłecki <rafal@milecki.pl> | 2017-01-27 16:07:01 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-27 19:29:18 +0300 |
| commit | 0fc9ae107669760c2a8658cb5b5876dbe525e08d (patch) | |
| tree | 0b246a31eb6096899a6bf732b9d8bda1821d9257 /drivers/net | |
| parent | a00ebc464d210dbb293212a7552e47d8ed645d66 (diff) | |
| download | linux-0fc9ae107669760c2a8658cb5b5876dbe525e08d.tar.xz | |
net: phy: broadcom: add support for BCM54210E
It's Broadcom PHY simply described as single-port
RGMII 10/100/1000BASE-T PHY. It requires disabling delay skew and GTXCLK
bits.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/phy/broadcom.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index 97d1c057c0a1..794b9ec81ba5 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -30,6 +30,22 @@ MODULE_DESCRIPTION("Broadcom PHY driver"); MODULE_AUTHOR("Maciej W. Rozycki"); MODULE_LICENSE("GPL"); +static int bcm54210e_config_init(struct phy_device *phydev) +{ + int val; + + val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC); + val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_RGMII_SKEW_EN; + val |= MII_BCM54XX_AUXCTL_MISC_WREN; + bcm54xx_auxctl_write(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC, val); + + val = bcm_phy_read_shadow(phydev, BCM54810_SHD_CLK_CTL); + val &= ~BCM54810_SHD_CLK_CTL_GTXCLK_EN; + bcm_phy_write_shadow(phydev, BCM54810_SHD_CLK_CTL, val); + + return 0; +} + static int bcm54810_config(struct phy_device *phydev) { int rc, val; @@ -230,7 +246,11 @@ static int bcm54xx_config_init(struct phy_device *phydev) (phydev->dev_flags & PHY_BRCM_AUTO_PWRDWN_ENABLE)) bcm54xx_adjust_rxrefclk(phydev); - if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) { + if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54210E) { + err = bcm54210e_config_init(phydev); + if (err) + return err; + } else if (BRCM_PHY_MODEL(phydev) == PHY_ID_BCM54810) { err = bcm54810_config(phydev); if (err) return err; @@ -542,6 +562,17 @@ static struct phy_driver broadcom_drivers[] = { .ack_interrupt = bcm_phy_ack_intr, .config_intr = bcm_phy_config_intr, }, { + .phy_id = PHY_ID_BCM54210E, + .phy_id_mask = 0xfffffff0, + .name = "Broadcom BCM54210E", + .features = PHY_GBIT_FEATURES, + .flags = PHY_HAS_MAGICANEG | PHY_HAS_INTERRUPT, + .config_init = bcm54xx_config_init, + .config_aneg = genphy_config_aneg, + .read_status = genphy_read_status, + .ack_interrupt = bcm_phy_ack_intr, + .config_intr = bcm_phy_config_intr, +}, { .phy_id = PHY_ID_BCM5461, .phy_id_mask = 0xfffffff0, .name = "Broadcom BCM5461", @@ -680,6 +711,7 @@ module_phy_driver(broadcom_drivers); static struct mdio_device_id __maybe_unused broadcom_tbl[] = { { PHY_ID_BCM5411, 0xfffffff0 }, { PHY_ID_BCM5421, 0xfffffff0 }, + { PHY_ID_BCM54210E, 0xfffffff0 }, { PHY_ID_BCM5461, 0xfffffff0 }, { PHY_ID_BCM54612E, 0xfffffff0 }, { PHY_ID_BCM54616S, 0xfffffff0 }, |