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-rw-r--r--target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.c14
-rw-r--r--target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.h1
2 files changed, 13 insertions, 2 deletions
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.c b/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.c
index 67f70f286d..ae90f0484d 100644
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.c
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.c
@@ -73,7 +73,13 @@ static void mt7620_hw_init(struct mt7620_gsw *gsw)
/* Enable MIB stats */
mtk_switch_w32(gsw, mtk_switch_r32(gsw, GSW_REG_MIB_CNT_EN) | (1 << 1), GSW_REG_MIB_CNT_EN);
- if (gsw->ephy_base) {
+ if (gsw->ephy_disable) {
+ mtk_switch_w32(gsw, mtk_switch_r32(gsw, GSW_REG_GPC1) |
+ (gsw->ephy_base << 16) | (0x1f << 24),
+ GSW_REG_GPC1);
+
+ pr_info("gsw: internal ephy disabled\n");
+ } else if (gsw->ephy_base) {
mtk_switch_w32(gsw, mtk_switch_r32(gsw, GSW_REG_GPC1) |
(gsw->ephy_base << 16),
GSW_REG_GPC1);
@@ -194,13 +200,17 @@ int mtk_gsw_init(struct fe_priv *priv)
gsw = platform_get_drvdata(pdev);
priv->soc->swpriv = gsw;
+ gsw->ephy_disable = of_property_read_bool(np, "mediatek,ephy-disable");
+
mdiobus_node = of_get_child_by_name(eth_node, "mdio-bus");
if (mdiobus_node) {
for_each_child_of_node(mdiobus_node, phy_node) {
id = of_get_property(phy_node, "reg", NULL);
if (id && (be32_to_cpu(*id) == 0x1f))
- of_node_put(mdiobus_node);
+ gsw->ephy_disable = true;
}
+
+ of_node_put(mdiobus_node);
}
gsw->port4_ephy = !of_property_read_bool(np, "mediatek,port4-gmac");
diff --git a/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.h b/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.h
index 91a0399976..fde7792c02 100644
--- a/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.h
+++ b/target/linux/ramips/files/drivers/net/ethernet/ralink/gsw_mt7620.h
@@ -92,6 +92,7 @@ struct mt7620_gsw {
struct device *dev;
void __iomem *base;
int irq;
+ bool ephy_disable;
bool port4_ephy;
unsigned long int autopoll;
u16 ephy_base;