diff options
| author | Florian Fainelli <f.fainelli@gmail.com> | 2014-11-11 23:55:12 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-11-12 19:58:06 +0100 |
| commit | 9c41f2baa90b95c13007fd9617d5a0251b68968b (patch) | |
| tree | f9959a6a74e8c1c9dce1c7b00bb7df038b6caecc | |
| parent | net: phy: bcm7xxx: drop A0 revision workaround and fix B0 workaround (diff) | |
| download | linux-9c41f2baa90b95c13007fd9617d5a0251b68968b.tar.xz linux-9c41f2baa90b95c13007fd9617d5a0251b68968b.zip | |
net: phy: bcm7xxx: introduce r_rc_cal_reset helper
This function performs a R/RC calibration reset and will start being
used by more than one function in the next patches, create a helper
function to factor code.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/phy/bcm7xxx.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index eb610cb69298..0ac78d0db9b5 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -69,6 +69,15 @@ static void phy_write_misc(struct phy_device *phydev, phy_write(phydev, MII_BCM54XX_EXP_DATA, value); } +static void r_rc_cal_reset(struct phy_device *phydev) +{ + /* Reset R_CAL/RC_CAL Engine */ + phy_write_exp(phydev, 0x00b0, 0x0010); + + /* Disable Reset R_AL/RC_CAL Engine */ + phy_write_exp(phydev, 0x00b0, 0x0000); +} + static int bcm7xxx_28nm_b0_afe_config_init(struct phy_device *phydev) { /* Increase VCO range to prevent unlocking problem of PLL at low @@ -90,11 +99,7 @@ static int bcm7xxx_28nm_b0_afe_config_init(struct phy_device *phydev) /* Switch to CORE_BASE1E */ phy_write(phydev, MII_BCM7XXX_CORE_BASE1E, 0xd); - /* Reset R_CAL/RC_CAL Engine */ - phy_write_exp(phydev, CORE_EXPB0, 0x0010); - - /* Disable Reset R_CAL/RC_CAL Engine */ - phy_write_exp(phydev, CORE_EXPB0, 0x0000); + r_rc_cal_reset(phydev); /* write AFE_RXCONFIG_0 */ phy_write_misc(phydev, AFE_RXCONFIG_0, 0xeb19); |