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authorRafał Miłecki2021-03-10 09:48:13 +0100
committerDavid S. Miller2021-03-10 12:45:15 -0800
commit3559c1ea4336636c886002996d50805365d3055c (patch)
tree3789b0f011ba22a07fbdfc021e81aaba0f0312f0 /drivers/net
parent1ddc3229ad3c40840c24a699ada5cfeb4319b578 (diff)
net: broadcom: bcm4908_enet: read MAC from OF
BCM4908 devices have MAC address accessible using NVMEM so it's needed to use OF helper for reading it. Signed-off-by: Rafał Miłecki <rafal@milecki.pl> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/broadcom/bcm4908_enet.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/broadcom/bcm4908_enet.c b/drivers/net/ethernet/broadcom/bcm4908_enet.c
index 98cf82dea3e4..199da299cbd0 100644
--- a/drivers/net/ethernet/broadcom/bcm4908_enet.c
+++ b/drivers/net/ethernet/broadcom/bcm4908_enet.c
@@ -9,6 +9,7 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/of.h>
+#include <linux/of_net.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/string.h>
@@ -620,6 +621,7 @@ static int bcm4908_enet_probe(struct platform_device *pdev)
struct device *dev = &pdev->dev;
struct net_device *netdev;
struct bcm4908_enet *enet;
+ const u8 *mac;
int err;
netdev = devm_alloc_etherdev(dev, sizeof(*enet));
@@ -647,7 +649,11 @@ static int bcm4908_enet_probe(struct platform_device *pdev)
return err;
SET_NETDEV_DEV(netdev, &pdev->dev);
- eth_hw_addr_random(netdev);
+ mac = of_get_mac_address(dev->of_node);
+ if (!IS_ERR(mac))
+ ether_addr_copy(netdev->dev_addr, mac);
+ else
+ eth_hw_addr_random(netdev);
netdev->netdev_ops = &bcm4908_enet_netdev_ops;
netdev->min_mtu = ETH_ZLEN;
netdev->mtu = ETH_DATA_LEN;