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| author | Oleksij Rempel <o.rempel@pengutronix.de> | 2022-11-08 07:10:09 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2022-11-08 11:12:49 +0100 |
| commit | a7cafa94a2c3827dd4d28a62c7e5967021bbe6be (patch) | |
| tree | 5eae21ae81e40774a4534c1b76fe09fdaeb74c48 | |
| parent | faeba12f5470a126ae27c362ef7bd1461003583c (diff) | |
| download | barebox-a7cafa94a2c3827dd4d28a62c7e5967021bbe6be.tar.gz barebox-a7cafa94a2c3827dd4d28a62c7e5967021bbe6be.tar.xz | |
ARM: boards: skov-imx6: assigned separate MAC address to LAN2
We have two external ports and different MAC addresses on each port. So,
assign different MAC to the LAN2. The address on LAN1 is the
system default address.
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Link: https://lore.barebox.org/20221108061009.4168735-8-o.rempel@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | arch/arm/boards/skov-imx6/board.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/arch/arm/boards/skov-imx6/board.c b/arch/arm/boards/skov-imx6/board.c index 3f5645daff..19f91ab481 100644 --- a/arch/arm/boards/skov-imx6/board.c +++ b/arch/arm/boards/skov-imx6/board.c @@ -548,6 +548,33 @@ static void skov_init_board(const struct board_description *variant) } } +static int skov_set_switch_lan2_mac(struct skov_imx6_priv *priv) +{ + const char *state = "/state/ethaddr/eth2"; + struct device_node *lan2_np; + u8 ethaddr[ETH_ALEN]; + int ret; + + ret = get_mac_address_from_env_variable("state.ethaddr.eth2", ethaddr); + if (ret || !is_valid_ether_addr(ethaddr)) { + ret = get_default_mac_address_from_state_node(state, ethaddr); + if (ret || !is_valid_ether_addr(ethaddr)) { + dev_err(priv->dev, "can't get MAC for LAN2\n"); + return -ENODEV; + } + } + + lan2_np = of_find_node_by_path("/mdio/switch@0/ports/ports@1"); + if (!lan2_np) { + dev_err(priv->dev, "LAN2 node not found\n"); + return -ENODEV; + } + + of_eth_register_ethaddr(lan2_np, ethaddr); + + return 0; +} + static int skov_switch_test(void) { struct device_d *sw_dev; @@ -567,8 +594,11 @@ static int skov_switch_test(void) goto no_switch; } - if (dev_is_probed(sw_dev)) + if (dev_is_probed(sw_dev)) { + skov_set_switch_lan2_mac(skov_priv); + /* even if we fail, continue to boot as good as possible */ return 0; + } no_switch: skov_have_switch = false; |