Messages in this thread | | | From | Anson Huang <> | Subject | [PATCH 0/9] Add SoC serial number support for i.MX6/7 SoCs | Date | Mon, 28 Oct 2019 11:12:41 +0800 |
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i.MX6/7 SoCs have 64-bit unique ID stored in OCOTP bank 0, word 1/2, read them out as SoC serial number which can be used from userspace:
root@imx7dsabresd:~# cat /sys/devices/soc0/serial_number 0000028FF618B953
Add support for i.MX6Q/6DL/6SL/6SX/6SLL/6UL/6ULL/6ULZ/7D, as they have same unique ID layout in OCOTP.
Anson Huang (9): ARM: imx: Add serial number support for i.MX6Q ARM: imx: Add serial number support for i.MX6DL ARM: imx: Add serial number support for i.MX6SLL ARM: imx: Add serial number support for i.MX6ULL ARM: imx: Add serial number support for i.MX6UL ARM: imx: Add serial number support for i.MX6ULZ ARM: imx: Add serial number support for i.MX6SL ARM: imx: Add serial number support for i.MX6SX ARM: imx: Add serial number support for i.MX7D
arch/arm/mach-imx/cpu.c | 38 +++++++++++++++++++++++++++++++++++++- 1 file changed, 37 insertions(+), 1 deletion(-)
-- 2.7.4
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