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-rw-r--r--target/linux/generic/files/drivers/net/phy/b53/b53_common.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/target/linux/generic/files/drivers/net/phy/b53/b53_common.c b/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
index d96d8b8b6d..b884010d28 100644
--- a/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
+++ b/target/linux/generic/files/drivers/net/phy/b53/b53_common.c
@@ -534,6 +534,19 @@ static int b53_switch_reset(struct b53_device *dev)
b53_write8(dev, B53_CTRL_PAGE, B53_PORT_OVERRIDE_CTRL,
mii_port_override | PORT_OVERRIDE_EN |
PORT_OVERRIDE_LINK);
+
+ /* BCM47189 has another interface connected to the port 5 */
+ if (dev->enabled_ports & BIT(5)) {
+ u8 po_reg = B53_GMII_PORT_OVERRIDE_CTRL(5);
+ u8 gmii_po;
+
+ b53_read8(dev, B53_CTRL_PAGE, po_reg, &gmii_po);
+ gmii_po |= GMII_PO_LINK |
+ GMII_PO_RX_FLOW |
+ GMII_PO_TX_FLOW |
+ GMII_PO_EN;
+ b53_write8(dev, B53_CTRL_PAGE, po_reg, gmii_po);
+ }
} else if (is5301x(dev)) {
if (cpu_port == 8) {
u8 mii_port_override;