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[3/9] ARM: imx: Add serial number support for i.MX6SLL

Message ID 1572232370-31580-4-git-send-email-Anson.Huang@nxp.com
State New
Headers show
Series Add SoC serial number support for i.MX6/7 SoCs | expand

Commit Message

Anson Huang Oct. 28, 2019, 3:12 a.m. UTC 
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 mbox series

Patch

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: