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authorRafał Miłecki <zajec5@gmail.com>2016-04-12 13:30:45 +0200
committerDavid S. Miller <davem@davemloft.net>2016-04-14 17:15:55 -0400
commitb4dfd8e92956b396d3438212bc9a0be6267b8b34 (patch)
tree9bb6a92ce21c41d1ce75975869df8c3d28ab7f41 /drivers/net
parent97cc931fc928a5cef50b104c0c225975ff729fce (diff)
downloadlinux-b4dfd8e92956b396d3438212bc9a0be6267b8b34.tar.bz2
bgmac: reset & enable Ethernet core before using it
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>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/broadcom/bgmac.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/broadcom/bgmac.c b/drivers/net/ethernet/broadcom/bgmac.c
index 99b30a952b38..38db2e4d7d54 100644
--- a/drivers/net/ethernet/broadcom/bgmac.c
+++ b/drivers/net/ethernet/broadcom/bgmac.c
@@ -1572,6 +1572,11 @@ static int bgmac_probe(struct bcma_device *core)
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)