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+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/mac_address_*
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the internal iEi WT61P803 PUZZLE MCU MAC address values.
+ These are factory assigned and can be changed.
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/serial_number
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the internal iEi WT61P803 PUZZLE MCU serial number.
+ This value is factory assigned and can be changed.
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/version
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the internal iEi WT61P803 PUZZLE MCU version.
+ This value is read only.
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/protocol_version
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the internal iEi WT61P803 PUZZLE MCU protocol version.
+ This value is read only.
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/power_loss_recovery
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the iEi WT61P803 PUZZLE MCU power loss recovery value.
+ This value is read write.
+ Value mapping: 0 - Always-On, 1 - Always-Off, 2 - Always-AC, 3 - Always-WA
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/bootloader_mode
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read whether the MCU is in bootloader mode.
+ This value is read only.
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/power_status
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the iEi WT61P803 PUZZLE MCU power status. Power status indicates
+ the power on method.
+ This value is read only.
+ Value mapping (bitwise list):
+ 0x80 - Null
+ 0x40 - Firmware flag
+ 0x20 - Power loss detection flag (powered off)
+ 0x10 - Power loss detection flag (AC mode)
+ 0x08 - Button power on
+ 0x04 - WOL power on
+ 0x02 - RTC alarm power on
+ 0x01 - AC recover power on
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/build_info
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the iEi WT61P803 PUZZLE MCU firmware build date.
+ This value is read only.
+ Format: yyyy/mm/dd hh:mm
+
+What: /sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/ac_recovery_status
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: Read the iEi WT61P803 PUZZLE MCU AC recovery status.
+ This value is read only.
Add the iei-wt61p803-puzzle driver sysfs interface documentation to allow monitoring and control of the microcontroller from user space. Signed-off-by: Luka Kovacic <luka.kovacic@sartura.hr> Cc: Luka Perkov <luka.perkov@sartura.hr> --- .../stable/sysfs-driver-iei-wt61p803-puzzle | 65 +++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 Documentation/ABI/stable/sysfs-driver-iei-wt61p803-puzzle