diff mbox series

[v4,11/14] smegw01: Read the second MAC address

Message ID 20230426132533.1145591-11-festevam@gmail.com
State Superseded
Delegated to: Stefano Babic
Headers show
Series [v4,01/14] smegw01: Enable setting additional boot params | expand

Commit Message

Fabio Estevam April 26, 2023, 1:25 p.m. UTC 
From: Fabio Estevam <festevam@denx.de>

Currently, only the first MAC address is read from the fuses.

The second MAC address is not read and Linux assigns a random one.

To prevent this behavior, read the second MAC address from the fuses
and store it into the eth1addr environment variable so that it
can be passed to Linux.

Signed-off-by: Fabio Estevam <festevam@denx.de>
---
Changes since v3:
- None

 board/storopack/smegw01/smegw01.c | 6 ++++++
 1 file changed, 6 insertions(+)
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Patch

diff --git a/board/storopack/smegw01/smegw01.c b/board/storopack/smegw01/smegw01.c
index e648b196b9d1..20c09700bf0d 100644
--- a/board/storopack/smegw01/smegw01.c
+++ b/board/storopack/smegw01/smegw01.c
@@ -82,6 +82,7 @@  int board_init(void)
 int board_late_init(void)
 {
 	struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
+	unsigned char eth1addr[6];
 
 	imx_iomux_v3_setup_multiple_pads(wdog_pads, ARRAY_SIZE(wdog_pads));
 
@@ -93,6 +94,11 @@  int board_late_init(void)
 	 */
 	clrsetbits_le16(&wdog->wcr, 0, 0x10);
 
+	/* Get the second MAC address */
+	imx_get_mac_from_fuse(1, eth1addr);
+	if (!env_get("eth1addr") && is_valid_ethaddr(eth1addr))
+		eth_env_set_enetaddr("eth1addr", eth1addr);
+
 	return 0;
 }