diff options
Diffstat (limited to 'target/linux/generic/backport-4.9/076-v4.11-0004-net-phy-bcm7xxx-Implement-EGPHY-workaround-for-7278.patch')
| -rw-r--r-- | target/linux/generic/backport-4.9/076-v4.11-0004-net-phy-bcm7xxx-Implement-EGPHY-workaround-for-7278.patch | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/target/linux/generic/backport-4.9/076-v4.11-0004-net-phy-bcm7xxx-Implement-EGPHY-workaround-for-7278.patch b/target/linux/generic/backport-4.9/076-v4.11-0004-net-phy-bcm7xxx-Implement-EGPHY-workaround-for-7278.patch deleted file mode 100644 index 7aa4ee2c79..0000000000 --- a/target/linux/generic/backport-4.9/076-v4.11-0004-net-phy-bcm7xxx-Implement-EGPHY-workaround-for-7278.patch +++ /dev/null @@ -1,68 +0,0 @@ -From: Florian Fainelli <f.fainelli@gmail.com> -Date: Fri, 20 Jan 2017 12:36:34 -0800 -Subject: [PATCH] net: phy: bcm7xxx: Implement EGPHY workaround for 7278 - -Implement the HW design team recommended workaround in for 7278. Since -the GPHY now returns its revision information in MII_PHYS_ID[23] we need -to check whether the revision provided in flags is 0 or not. - -Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - ---- a/drivers/net/phy/bcm7xxx.c -+++ b/drivers/net/phy/bcm7xxx.c -@@ -163,12 +163,43 @@ static int bcm7xxx_28nm_e0_plus_afe_conf - return 0; - } - -+static int bcm7xxx_28nm_a0_patch_afe_config_init(struct phy_device *phydev) -+{ -+ /* +1 RC_CAL codes for RL centering for both LT and HT conditions */ -+ bcm_phy_write_misc(phydev, AFE_RXCONFIG_2, 0xd003); -+ -+ /* Cut master bias current by 2% to compensate for RC_CAL offset */ -+ bcm_phy_write_misc(phydev, DSP_TAP10, 0x791b); -+ -+ /* Improve hybrid leakage */ -+ bcm_phy_write_misc(phydev, AFE_HPF_TRIM_OTHERS, 0x10e3); -+ -+ /* Change rx_on_tune 8 to 0xf */ -+ bcm_phy_write_misc(phydev, 0x21, 0x2, 0x87f6); -+ -+ /* Change 100Tx EEE bandwidth */ -+ bcm_phy_write_misc(phydev, 0x22, 0x2, 0x017d); -+ -+ /* Enable ffe zero detection for Vitesse interoperability */ -+ bcm_phy_write_misc(phydev, 0x26, 0x2, 0x0015); -+ -+ r_rc_cal_reset(phydev); -+ -+ return 0; -+} -+ - static int bcm7xxx_28nm_config_init(struct phy_device *phydev) - { - u8 rev = PHY_BRCM_7XXX_REV(phydev->dev_flags); - u8 patch = PHY_BRCM_7XXX_PATCH(phydev->dev_flags); - int ret = 0; - -+ /* Newer devices have moved the revision information back into a -+ * standard location in MII_PHYS_ID[23] -+ */ -+ if (rev == 0) -+ rev = phydev->phy_id & ~phydev->drv->phy_id_mask; -+ - pr_info_once("%s: %s PHY revision: 0x%02x, patch: %d\n", - phydev_name(phydev), phydev->drv->name, rev, patch); - -@@ -192,6 +223,9 @@ static int bcm7xxx_28nm_config_init(stru - case 0x10: - ret = bcm7xxx_28nm_e0_plus_afe_config_init(phydev); - break; -+ case 0x01: -+ ret = bcm7xxx_28nm_a0_patch_afe_config_init(phydev); -+ break; - default: - break; - } |