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author | Linus Walleij <linus.walleij@linaro.org> | 2022-07-09 01:55:30 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2022-07-09 12:34:18 +0100 |
commit | 877d4e3cedd18cd5a4cef7685b64af72f8322ac1 (patch) | |
tree | 2dfe8680d0a39c5d9e6ad6b996bc3f92da820783 | |
parent | b3ba206ce84d3d5c963ea670c94d4de1335b6516 (diff) | |
download | linux-877d4e3cedd18cd5a4cef7685b64af72f8322ac1.tar.gz linux-877d4e3cedd18cd5a4cef7685b64af72f8322ac1.tar.bz2 linux-877d4e3cedd18cd5a4cef7685b64af72f8322ac1.zip |
ixp4xx_eth: Set MAC address from device tree
If there is a MAC address specified in the device tree, then
use it. This is already perfectly legal to specify in accordance
with the generic ethernet-controller.yaml schema.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/ethernet/xscale/ixp4xx_eth.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/net/ethernet/xscale/ixp4xx_eth.c b/drivers/net/ethernet/xscale/ixp4xx_eth.c index a5d1d8d12064..3591b9edc9a1 100644 --- a/drivers/net/ethernet/xscale/ixp4xx_eth.c +++ b/drivers/net/ethernet/xscale/ixp4xx_eth.c @@ -29,6 +29,7 @@ #include <linux/net_tstamp.h> #include <linux/of.h> #include <linux/of_mdio.h> +#include <linux/of_net.h> #include <linux/phy.h> #include <linux/platform_device.h> #include <linux/ptp_classify.h> @@ -156,7 +157,7 @@ struct eth_plat_info { u8 phy; /* MII PHY ID, 0 - 31 */ u8 rxq; /* configurable, currently 0 - 31 only */ u8 txreadyq; - u8 hwaddr[6]; + u8 hwaddr[ETH_ALEN]; u8 npe; /* NPE instance used by this interface */ bool has_mdio; /* If this instance has an MDIO bus */ }; @@ -1387,6 +1388,7 @@ static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) struct of_phandle_args npe_spec; struct device_node *mdio_np; struct eth_plat_info *plat; + u8 mac[ETH_ALEN]; int ret; plat = devm_kzalloc(dev, sizeof(*plat), GFP_KERNEL); @@ -1428,6 +1430,12 @@ static struct eth_plat_info *ixp4xx_of_get_platdata(struct device *dev) } plat->txreadyq = queue_spec.args[0]; + ret = of_get_mac_address(np, mac); + if (!ret) { + dev_info(dev, "Setting macaddr from DT %pM\n", mac); + memcpy(plat->hwaddr, mac, ETH_ALEN); + } + return plat; } |