diff options
Diffstat (limited to 'target/linux/generic/pending-4.4/737-net-phy-at803x-Request-reset-GPIO-only-for-AT8030-PH.patch')
-rw-r--r-- | target/linux/generic/pending-4.4/737-net-phy-at803x-Request-reset-GPIO-only-for-AT8030-PH.patch | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/target/linux/generic/pending-4.4/737-net-phy-at803x-Request-reset-GPIO-only-for-AT8030-PH.patch b/target/linux/generic/pending-4.4/737-net-phy-at803x-Request-reset-GPIO-only-for-AT8030-PH.patch deleted file mode 100644 index b30ba7aaae..0000000000 --- a/target/linux/generic/pending-4.4/737-net-phy-at803x-Request-reset-GPIO-only-for-AT8030-PH.patch +++ /dev/null @@ -1,42 +0,0 @@ -From: Sebastian Frias <sf84@laposte.net> -Date: Wed, 23 Mar 2016 11:49:09 +0100 -Subject: [PATCH] net: phy: at803x: Request 'reset' GPIO only for AT8030 PHY - -This removes the dependency on GPIOLIB for non faulty PHYs. - -Indeed, without this patch, if GPIOLIB is not selected -devm_gpiod_get_optional() will return -ENOSYS and the driver probe -call will fail, regardless of the actual PHY hardware. - -Out of the 3 PHYs supported by this driver (AT8030, AT8031, AT8035), -only AT8030 presents the issues that commit 13a56b449325 ("net: phy: -at803x: Add support for hardware reset") attempts to work-around by -using a 'reset' GPIO line. - -Hence, only AT8030 should depend on GPIOLIB operating properly. - -Fixes: 13a56b449325 ("net: phy: at803x: Add support for hardware reset") - -Signed-off-by: Sebastian Frias <sf84@laposte.net> -Signed-off-by: David S. Miller <davem@davemloft.net> ---- - ---- a/drivers/net/phy/at803x.c -+++ b/drivers/net/phy/at803x.c -@@ -250,12 +250,16 @@ static int at803x_probe(struct phy_devic - if (!priv) - return -ENOMEM; - -+ if (phydev->drv->phy_id != ATH8030_PHY_ID) -+ goto does_not_require_reset_workaround; -+ - gpiod_reset = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(gpiod_reset)) - return PTR_ERR(gpiod_reset); - - priv->gpiod_reset = gpiod_reset; - -+does_not_require_reset_workaround: - phydev->priv = priv; - - return 0; |