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board: amlogic: add meson_generate_serial_ethaddr fallback to p200

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Add a fall-back method to generate ethaddr from CPU serial on p200 boards
if the MAC cannot be read from efuse. This prevents random MAC addresses
on the WeTek Hub/Play2 boards.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Link: https://lore.kernel.org/r/20240324151905.3817732-3-christianshewitt@gmail.com
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Christian Hewitt 2024-03-24 15:19:05 +00:00 • committed by Neil Armstrong
parent cac77418d6
commit 65d5c367b0
1 changed files with 2 additions and 0 deletions
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2
board/amlogic/p200/p200.c
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@ -30,6 +30,8 @@ int misc_init_r(void)
mac_addr, EFUSE_MAC_SIZE); mac_addr, EFUSE_MAC_SIZE);
if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr)) if (len == EFUSE_MAC_SIZE && is_valid_ethaddr(mac_addr))
eth_env_set_enetaddr("ethaddr", mac_addr); eth_env_set_enetaddr("ethaddr", mac_addr);
else
meson_generate_serial_ethaddr();
} }
if (!env_get("serial#")) { if (!env_get("serial#")) {