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| author | Martin Böh <mart.b@outlook.de> | 2017-06-23 13:40:00 (GMT) |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2017-07-06 17:09:36 (GMT) |
| commit | cb86d3746a4a3f74142ca25f5a21848d5c2b5b55 (patch) | |
| tree | 13aeabea1d7d281e50a627289ba53d6c4d140e90 /board | |
| parent | fb07f97d6e1cebc41762bc69e36f31beba5ea7b1 (diff) | |
| download | u-boot-cb86d3746a4a3f74142ca25f5a21848d5c2b5b55.tar.xz | |
odroid-c2: Populate serial# environment variable from efuse
Diffstat (limited to 'board')
| -rw-r--r-- | board/amlogic/odroid-c2/odroid-c2.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/board/amlogic/odroid-c2/odroid-c2.c b/board/amlogic/odroid-c2/odroid-c2.c index 9306b56..b29f56d 100644 --- a/board/amlogic/odroid-c2/odroid-c2.c +++ b/board/amlogic/odroid-c2/odroid-c2.c @@ -24,6 +24,7 @@ int board_init(void) int misc_init_r(void) { u8 mac_addr[EFUSE_MAC_SIZE]; + char serial[EFUSE_SN_SIZE]; ssize_t len; /* Set RGMII mode */ @@ -50,5 +51,12 @@ int misc_init_r(void) eth_setenv_enetaddr("ethaddr", mac_addr); } + if (!getenv("serial#")) { + len = meson_sm_read_efuse(EFUSE_SN_OFFSET, serial, + EFUSE_SN_SIZE); + if (len == EFUSE_SN_SIZE) + setenv("serial#", serial); + } + return 0; } |