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| author | Ye.Li <B37916@freescale.com> | 2015-05-08 18:05:26 +0800 |
|---|---|---|
| committer | Ye.Li <B37916@freescale.com> | 2015-05-11 10:04:47 +0800 |
| commit | 63bf57cd2c05017c977b1c2caa913042f356b994 (patch) | |
| tree | e45939480542c5d3d1aeeb34ad1a13981a35a1f2 /arch | |
| parent | 11a6ad7fede3fea34eb99e9decdcd7e23e3726f0 (diff) | |
| download | u-boot-imx-63bf57cd2c05017c977b1c2caa913042f356b994.zip u-boot-imx-63bf57cd2c05017c977b1c2caa913042f356b994.tar.gz u-boot-imx-63bf57cd2c05017c977b1c2caa913042f356b994.tar.bz2 | |
MLK-10870 imx: mx7d: Implement to get board serial number
Get the Unique ID of the chip from the fuse TESTER0 and TESTER1.
Signed-off-by: Ye.Li <B37916@freescale.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/cpu/armv7/mx7/soc.c | 8 |
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 |