The switch MAC address is used for sending pause frames and for Wake on Magic
Packet. So, make use of local-mac-address property in the switch node
root and configure it in the HW.
Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>
---
drivers/net/dsa/microchip/ksz9477.c | 8 ++++++++
drivers/net/dsa/microchip/ksz_common.c | 7 +++++++
drivers/net/dsa/microchip/ksz_common.h | 2 ++
3 files changed, 17 insertions(+)
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index 1a3d7ae5970e2..f3c59f5fd4dc2 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -1211,6 +1211,14 @@ int ksz9477_setup(struct dsa_switch *ds)
if (dev->wakeup_source)
ksz_write8(dev, REG_SW_PME_CTRL, PME_ENABLE);
+ if (is_valid_ether_addr(dev->mac_addr)) {
+ int i;
+
+ for (i = 0; i < ETH_ALEN; i++)
+ ksz_write8(dev, REG_SW_MAC_ADDR_0 + i,
+ dev->mac_addr[i]);
+ }
+
return 0;
}
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 354cc5333675b..b6ad1f2dddf3b 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -3686,6 +3686,8 @@ int ksz_switch_register(struct ksz_device *dev)
for (port_num = 0; port_num < dev->info->port_cnt; ++port_num)
dev->ports[port_num].interface = PHY_INTERFACE_MODE_NA;
if (dev->dev->of_node) {
+ const u8 *mac;
+
ret = of_get_phy_mode(dev->dev->of_node, &interface);
if (ret == 0)
dev->compat_interface = interface;
@@ -3720,6 +3722,11 @@ int ksz_switch_register(struct ksz_device *dev)
dev->wakeup_source = of_property_read_bool(dev->dev->of_node,
"wakeup-source");
+
+ mac = of_get_property(dev->dev->of_node, "local-mac-address",
+ NULL);
+ if (mac)
+ memcpy(dev->mac_addr, mac, ETH_ALEN);
}
ret = dsa_register_switch(dev->ds);
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index b67bb9b4631ea..adedc95c60fac 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -171,6 +171,8 @@ struct ksz_device {
struct mutex lock_irq; /* IRQ Access */
struct ksz_irq girq;
struct ksz_ptp_data ptp_data;
+
+ u8 mac_addr[ETH_ALEN];
};
/* List of supported models */
--
2.39.2
