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-rw-r--r--Documentation/ABI/testing/sysfs-devices-soc7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-devices-soc b/Documentation/ABI/testing/sysfs-devices-soc
index 6d9cc253f2b2..ba3a3fac0ee1 100644
--- a/Documentation/ABI/testing/sysfs-devices-soc
+++ b/Documentation/ABI/testing/sysfs-devices-soc
@@ -26,6 +26,13 @@ Description:
Read-only attribute common to all SoCs. Contains SoC family name
(e.g. DB8500).
+What: /sys/devices/socX/serial_number
+Date: January 2019
+contact: Bjorn Andersson <bjorn.andersson@linaro.org>
+Description:
+ Read-only attribute supported by most SoCs. Contains the SoC's
+ serial number, if available.
+
What: /sys/devices/socX/soc_id
Date: January 2012
contact: Lee Jones <lee.jones@linaro.org>