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-rw-r--r--Documentation/ABI/testing/sysfs-driver-w1_therm14
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diff --git a/Documentation/ABI/testing/sysfs-driver-w1_therm b/Documentation/ABI/testing/sysfs-driver-w1_therm
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--- a/Documentation/ABI/testing/sysfs-driver-w1_therm
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@@ -1,3 +1,17 @@
+What: /sys/bus/w1/devices/.../eeprom
+Date: May 2020
+Contact: Akira Shimahara <akira215corp@gmail.com>
+Description:
+ (WO) writing that file will either trigger a save of the
+ device data to its embedded EEPROM, either restore data
+ embedded in device EEPROM. Be aware that devices support
+ limited EEPROM writing cycles (typical 50k)
+ * 'save': save device RAM to EEPROM
+ * 'restore': restore EEPROM data in device RAM
+Users: any user space application which wants to communicate with
+ w1_term device
+
+
What: /sys/bus/w1/devices/.../ext_power
Date: May 2020
Contact: Akira Shimahara <akira215corp@gmail.com>