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From 2fab3b4956c5b2f83c1e1abffc1df39de2933d83 Mon Sep 17 00:00:00 2001
From: Luka Kovacic <luka.kovacic () sartura ! hr>
Date: Tue, 24 Aug 2021 12:44:36 +0000
Subject: [PATCH 5/7] Documentation/ABI: Add iei-wt61p803-puzzle driver sysfs
interface documentation
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>
Signed-off-by: Pavo Banicevic <pavo.banicevic@sartura.hr>
Cc: Luka Perkov <luka.perkov@sartura.hr>
Cc: Robert Marko <robert.marko@sartura.hr>
---
.../testing/sysfs-driver-iei-wt61p803-puzzle | 61 +++++++++++++++++++
1 file changed, 61 insertions(+)
create mode 100644 Documentation/ABI/testing/sysfs-driver-iei-wt61p803-puzzle
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-driver-iei-wt61p803-puzzle
@@ -0,0 +1,61 @@
+What: /sys/bus/serial/devices/.../mac_address_*
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RW) Internal factory assigned MAC address values
+
+What: /sys/bus/serial/devices/.../serial_number
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RW) Internal factory assigned serial number
+
+What: /sys/bus/serial/devices/.../version
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RO) Internal MCU firmware version
+
+What: /sys/bus/serial/devices/.../protocol_version
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RO) Internal MCU communication protocol version
+
+What: /sys/bus/serial/devices/.../power_loss_recovery
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RW) Host platform power loss recovery settings
+ Value mapping: 0 - Always-On, 1 - Always-Off, 2 - Always-AC, 3 - Always-WA
+
+What: /sys/bus/serial/devices/.../bootloader_mode
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RO) Internal MCU bootloader mode status
+ Value mapping:
+ 0 - normal mode
+ 1 - bootloader mode
+
+What: /sys/bus/serial/devices/.../power_status
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RO) Power status indicates the host platform power on method.
+ 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 - Wake-on-LAN power on
+ 0x02 - RTC alarm power on
+ 0x01 - AC recover power on
+
+What: /sys/bus/serial/devices/.../build_info
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RO) Internal MCU firmware build date
+ Format: yyyy/mm/dd hh:mm
+
+What: /sys/bus/serial/devices/.../ac_recovery_status
+Date: September 2020
+Contact: Luka Kovacic <luka.kovacic@sartura.hr>
+Description: (RO) Host platform AC recovery status value
+ Value mapping:
+ 0 - board has not been recovered from power down
+ 1 - board has been recovered from power down
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