From c7f31b280faccd20079aef34f3c0811dfa2e33b1 Mon Sep 17 00:00:00 2001 From: Jonas Gorski Date: Wed, 1 Feb 2017 12:11:07 +0100 Subject: [PATCH] brcm63xx: do a full reset phy cycle Make sure we do a proper reset of the phy, if the phy reset is defined. Signed-off-by: Jonas Gorski --- ...81-net-bcm63xx_enet-fully-reset-ephy.patch | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 target/linux/brcm63xx/patches-4.4/381-net-bcm63xx_enet-fully-reset-ephy.patch diff --git a/target/linux/brcm63xx/patches-4.4/381-net-bcm63xx_enet-fully-reset-ephy.patch b/target/linux/brcm63xx/patches-4.4/381-net-bcm63xx_enet-fully-reset-ephy.patch new file mode 100644 index 0000000000..dc9e3c1344 --- /dev/null +++ b/target/linux/brcm63xx/patches-4.4/381-net-bcm63xx_enet-fully-reset-ephy.patch @@ -0,0 +1,28 @@ +From: Jonas Gorski +Subject: [PATCH] net: bcm63xx_enet: fully reset ephy + +Signed-off-by: Jonas Gorski +--- + drivers/net/ethernet/broadcom/bcm63xx_enet.c | 4 ++-- + 1 file changed, 2 insertions(+), , 1 deletions(-) + +--- a/drivers/net/ethernet/broadcom/bcm63xx_enet.c ++++ b/drivers/net/ethernet/broadcom/bcm63xx_enet.c +@@ -2857,7 +2857,7 @@ static int bcm_enet_shared_probe(struct + + memset(bcm_enet_shared_base, 0, sizeof(bcm_enet_shared_base)); + +- ephy_reset = devm_gpiod_get_optional(&pdev->dev, "ephy-reset", GPIOD_ASIS); ++ ephy_reset = devm_gpiod_get_optional(&pdev->dev, "ephy-reset", GPIOD_OUT_HIGH); + if (IS_ERR(ephy_reset)) + return PTR_ERR(ephy_reset); + +@@ -2871,7 +2871,7 @@ static int bcm_enet_shared_probe(struct + memcpy(bcm_enet_shared_base, p, sizeof(bcm_enet_shared_base)); + + if (ephy_reset) +- gpiod_direction_output(ephy_reset, 0); ++ gpiod_set_value(ephy_reset, 0); + + return 0; + }