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-rw-r--r--arch/arm/cpu/armv7/mx7/soc.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/cpu/armv7/mx7/soc.c b/arch/arm/cpu/armv7/mx7/soc.c
index d88e986..0e80d0e 100644
--- a/arch/arm/cpu/armv7/mx7/soc.c
+++ b/arch/arm/cpu/armv7/mx7/soc.c
@@ -183,7 +183,13 @@ int board_postclk_init(void)
#ifdef CONFIG_SERIAL_TAG
void get_board_serial(struct tag_serialnr *serialnr)
{
- /* TODO */
+ struct ocotp_regs *ocotp = (struct ocotp_regs *)OCOTP_BASE_ADDR;
+ struct fuse_bank *bank = &ocotp->bank[0];
+ struct fuse_bank0_regs *fuse =
+ (struct fuse_bank0_regs *)bank->fuse_regs;
+
+ serialnr->low = fuse->tester0;
+ serialnr->high = fuse->tester1;
}
#endif