linux-kernel - [PATCH 5/7] Documentation/ABI: Add iei-wt61p803-puzzle driver sysfs interface documentation

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Date:   Sat,  5 Sep 2020 15:03:34 +0200
From:   Luka Kovacic <luka.kovacic@...tura.hr>
To:     linux-kernel@...r.kernel.org, linux-hwmon@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-leds@...r.kernel.org
Cc:     lee.jones@...aro.org, pavel@....cz, dmurphy@...com,
        robh+dt@...nel.org, jdelvare@...e.com, linux@...ck-us.net,
        andrew@...n.ch, jason@...edaemon.net, gregory.clement@...tlin.com,
        luka.perkov@...tura.hr, Luka Kovacic <luka.kovacic@...tura.hr>
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@...tura.hr>
Cc: Luka Perkov <luka.perkov@...tura.hr>
---
 .../stable/sysfs-driver-iei-wt61p803-puzzle   | 65 +++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 Documentation/ABI/stable/sysfs-driver-iei-wt61p803-puzzle

diff --git a/Documentation/ABI/stable/sysfs-driver-iei-wt61p803-puzzle b/Documentation/ABI/stable/sysfs-driver-iei-wt61p803-puzzle
new file mode 100644
index 000000000000..36fca70d66ef
--- /dev/null
+++ b/Documentation/ABI/stable/sysfs-driver-iei-wt61p803-puzzle
@@ -0,0 +1,65 @@
+What:		/sys/bus/serial/devices/.../iei_wt61p803_puzzle_core/mac_address_*
+Date:		September 2020
+Contact:	Luka Kovacic <luka.kovacic@...tura.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@...tura.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@...tura.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@...tura.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@...tura.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@...tura.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@...tura.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@...tura.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@...tura.hr>
+Description:	Read the iEi WT61P803 PUZZLE MCU AC recovery status.
+		This value is read only.
-- 
2.20.1