diff options
Diffstat (limited to 'target/linux/generic/patches-4.4/072-bgmac-reset-enable-Ethernet-core-before-using-it.patch')
| -rw-r--r-- | target/linux/generic/patches-4.4/072-bgmac-reset-enable-Ethernet-core-before-using-it.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.4/072-bgmac-reset-enable-Ethernet-core-before-using-it.patch b/target/linux/generic/patches-4.4/072-bgmac-reset-enable-Ethernet-core-before-using-it.patch new file mode 100644 index 0000000000..d643b1827e --- /dev/null +++ b/target/linux/generic/patches-4.4/072-bgmac-reset-enable-Ethernet-core-before-using-it.patch @@ -0,0 +1,31 @@ +From b4dfd8e92956b396d3438212bc9a0be6267b8b34 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com> +Date: Tue, 12 Apr 2016 13:30:45 +0200 +Subject: [PATCH] bgmac: reset & enable Ethernet core before using it +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +This fixes Ethernet on D-Link DIR-885L with BCM47094 SoC. Felix reported +similar fix was needed for his BCM4709 device (Buffalo WXR-1900DHP?). +I tested this for regressions on BCM4706, BCM4708A0 and BCM47081A0. + +Cc: Felix Fietkau <nbd@openwrt.org> +Signed-off-by: Rafał Miłecki <zajec5@gmail.com> +Signed-off-by: David S. Miller <davem@davemloft.net> +--- + +--- a/drivers/net/ethernet/broadcom/bgmac.c ++++ b/drivers/net/ethernet/broadcom/bgmac.c +@@ -1578,6 +1578,11 @@ static int bgmac_probe(struct bcma_devic + dev_warn(&core->dev, "Using random MAC: %pM\n", mac); + } + ++ /* This (reset &) enable is not preset in specs or reference driver but ++ * Broadcom does it in arch PCI code when enabling fake PCI device. ++ */ ++ bcma_core_enable(core, 0); ++ + /* Allocation and references */ + net_dev = alloc_etherdev(sizeof(*bgmac)); + if (!net_dev) |