Messages in this thread Patch in this message | | | From | Anson Huang <> | Subject | [PATCH 3/9] ARM: imx: Add serial number support for i.MX6SLL | Date | Mon, 28 Oct 2019 11:12:44 +0800 |
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i.MX6SLL has a 64-bit SoC unique ID stored in OCOTP, it can be used as SoC serial number, see below example:
root@imx6sll:~# cat /sys/devices/soc0/serial_number E766F1D25EC2D286
Signed-off-by: Anson Huang <Anson.Huang@nxp.com> --- arch/arm/mach-imx/cpu.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/arm/mach-imx/cpu.c b/arch/arm/mach-imx/cpu.c index 54e5ab3..f41ad93 100644 --- a/arch/arm/mach-imx/cpu.c +++ b/arch/arm/mach-imx/cpu.c @@ -151,6 +151,7 @@ struct device * __init imx_soc_device_init(void) soc_id = "i.MX6ULZ"; break; case MXC_CPU_IMX6SLL: + ocotp_compat = "fsl,imx6sll-ocotp"; soc_id = "i.MX6SLL"; break; case MXC_CPU_IMX7D: -- 2.7.4
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