diff options
Diffstat (limited to 'target/linux/generic/backport-5.10/746-v5.16-02-net-phy-at803x-add-DAC-amplitude-fix-for-8327-phy.patch')
| -rw-r--r-- | target/linux/generic/backport-5.10/746-v5.16-02-net-phy-at803x-add-DAC-amplitude-fix-for-8327-phy.patch | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/target/linux/generic/backport-5.10/746-v5.16-02-net-phy-at803x-add-DAC-amplitude-fix-for-8327-phy.patch b/target/linux/generic/backport-5.10/746-v5.16-02-net-phy-at803x-add-DAC-amplitude-fix-for-8327-phy.patch deleted file mode 100644 index b82b6595fa..0000000000 --- a/target/linux/generic/backport-5.10/746-v5.16-02-net-phy-at803x-add-DAC-amplitude-fix-for-8327-phy.patch +++ /dev/null @@ -1,91 +0,0 @@ -From 1ca8311949aec5c9447645731ef1c6bc5bd71350 Mon Sep 17 00:00:00 2001 -From: Ansuel Smith <ansuelsmth@gmail.com> -Date: Sun, 10 Oct 2021 00:46:16 +0200 -Subject: net: phy: at803x: add DAC amplitude fix for 8327 phy - -QCA8327 internal phy require DAC amplitude adjustement set to +6% with -100m speed. Also add additional define to report a change of the same -reg in QCA8337. (different scope it does set 1000m voltage) -Add link_change_notify function to set the proper amplitude adjustement -on PHY_RUNNING state and disable on any other state. - -Fixes: b4df02b562f4 ("net: phy: at803x: add support for qca 8327 A variant internal phy") -Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - drivers/net/phy/at803x.c | 33 +++++++++++++++++++++++++++++++++ - 1 file changed, 33 insertions(+) - ---- a/drivers/net/phy/at803x.c -+++ b/drivers/net/phy/at803x.c -@@ -87,6 +87,8 @@ - #define AT803X_PSSR_MR_AN_COMPLETE 0x0200 - - #define AT803X_DEBUG_REG_0 0x00 -+#define QCA8327_DEBUG_MANU_CTRL_EN BIT(2) -+#define QCA8337_DEBUG_MANU_CTRL_EN GENMASK(3, 2) - #define AT803X_DEBUG_RX_CLK_DLY_EN BIT(15) - - #define AT803X_DEBUG_REG_5 0x05 -@@ -1250,9 +1252,37 @@ static int qca83xx_config_init(struct ph - break; - } - -+ /* QCA8327 require DAC amplitude adjustment for 100m set to +6%. -+ * Disable on init and enable only with 100m speed following -+ * qca original source code. -+ */ -+ if (phydev->drv->phy_id == QCA8327_A_PHY_ID || -+ phydev->drv->phy_id == QCA8327_B_PHY_ID) -+ at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_0, -+ QCA8327_DEBUG_MANU_CTRL_EN, 0); -+ - return 0; - } - -+static void qca83xx_link_change_notify(struct phy_device *phydev) -+{ -+ /* QCA8337 doesn't require DAC Amplitude adjustement */ -+ if (phydev->drv->phy_id == QCA8337_PHY_ID) -+ return; -+ -+ /* Set DAC Amplitude adjustment to +6% for 100m on link running */ -+ if (phydev->state == PHY_RUNNING) { -+ if (phydev->speed == SPEED_100) -+ at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_0, -+ QCA8327_DEBUG_MANU_CTRL_EN, -+ QCA8327_DEBUG_MANU_CTRL_EN); -+ } else { -+ /* Reset DAC Amplitude adjustment */ -+ at803x_debug_reg_mask(phydev, AT803X_DEBUG_REG_0, -+ QCA8327_DEBUG_MANU_CTRL_EN, 0); -+ } -+} -+ - static int qca83xx_resume(struct phy_device *phydev) - { - int ret, val; -@@ -1407,6 +1437,7 @@ static struct phy_driver at803x_driver[] - .phy_id_mask = QCA8K_PHY_ID_MASK, - .name = "Qualcomm Atheros 8337 internal PHY", - /* PHY_GBIT_FEATURES */ -+ .link_change_notify = qca83xx_link_change_notify, - .probe = at803x_probe, - .flags = PHY_IS_INTERNAL, - .config_init = qca83xx_config_init, -@@ -1422,6 +1453,7 @@ static struct phy_driver at803x_driver[] - .phy_id_mask = QCA8K_PHY_ID_MASK, - .name = "Qualcomm Atheros 8327-A internal PHY", - /* PHY_GBIT_FEATURES */ -+ .link_change_notify = qca83xx_link_change_notify, - .probe = at803x_probe, - .flags = PHY_IS_INTERNAL, - .config_init = qca83xx_config_init, -@@ -1437,6 +1469,7 @@ static struct phy_driver at803x_driver[] - .phy_id_mask = QCA8K_PHY_ID_MASK, - .name = "Qualcomm Atheros 8327-B internal PHY", - /* PHY_GBIT_FEATURES */ -+ .link_change_notify = qca83xx_link_change_notify, - .probe = at803x_probe, - .flags = PHY_IS_INTERNAL, - .config_init = qca83xx_config_init, |