diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 1458416f4f91..9f5852657852 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -671,6 +671,15 @@ static void b53_enable_mib(struct b53_device *dev) b53_write8(dev, B53_MGMT_PAGE, B53_GLOBAL_CONFIG, gc); } +static void b53_enable_stp(struct b53_device *dev) +{ + u8 gc; + + b53_read8(dev, B53_MGMT_PAGE, B53_GLOBAL_CONFIG, &gc); + gc |= GC_RX_BPDU_EN; + b53_write8(dev, B53_MGMT_PAGE, B53_GLOBAL_CONFIG, gc); +} + static u16 b53_default_pvid(struct b53_device *dev) { if (is5325(dev) || is5365(dev)) @@ -777,6 +786,7 @@ static int b53_switch_reset(struct b53_device *dev) } b53_enable_mib(dev); + b53_enable_stp(dev); return b53_flush_arl(dev, FAST_AGE_STATIC); }