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authorJiri Kosina <jkosina@suse.cz>2022-12-13 14:27:16 +0100
committerJiri Kosina <jkosina@suse.cz>2022-12-13 14:27:16 +0100
commitcfd1f6c16f7deadfe5269a76c1516405c4466481 (patch)
tree44c0635e57e9627d9838c0d0d5801381b93ccccd /drivers/net/phy/dp83867.c
parenta9d9e46c755a189ccb44d91b8cf737742a975de8 (diff)
parentfd7b68b763c4dfa65e3c145c624427d5fd11202f (diff)
downloadlinux-next-cfd1f6c16f7deadfe5269a76c1516405c4466481.tar.gz
linux-next-cfd1f6c16f7deadfe5269a76c1516405c4466481.zip
Merge branch 'for-6.2/apple' into for-linus
- new quirks for select Apple keyboards (Kerem Karabay, Aditya Garg)
Diffstat (limited to 'drivers/net/phy/dp83867.c')
-rw-r--r--drivers/net/phy/dp83867.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c
index 6939563d3b7c..417527f8bbf5 100644
--- a/drivers/net/phy/dp83867.c
+++ b/drivers/net/phy/dp83867.c
@@ -853,6 +853,14 @@ static int dp83867_config_init(struct phy_device *phydev)
else
val &= ~DP83867_SGMII_TYPE;
phy_write_mmd(phydev, DP83867_DEVADDR, DP83867_SGMIICTL, val);
+
+ /* This is a SW workaround for link instability if RX_CTRL is
+ * not strapped to mode 3 or 4 in HW. This is required for SGMII
+ * in addition to clearing bit 7, handled above.
+ */
+ if (dp83867->rxctrl_strap_quirk)
+ phy_set_bits_mmd(phydev, DP83867_DEVADDR, DP83867_CFG4,
+ BIT(8));
}
val = phy_read(phydev, DP83867_CFG3);