linux-kernel - [PATCH v4 5/5] Documentation: Add ABI doc for attributes of LJCA device

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Message-Id: <20230309071100.2856899-6-xiang.ye@intel.com>
Date:   Thu,  9 Mar 2023 15:11:00 +0800
From:   Ye Xiang <xiang.ye@...el.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Matthias Kaehlcke <mka@...omium.org>,
        Lee Jones <lee@...nel.org>, Wolfram Sang <wsa@...nel.org>,
        Tyrone Ting <kfting@...oton.com>,
        Mark Brown <broonie@...nel.org>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>, linux-usb@...r.kernel.org,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-spi@...r.kernel.org, linux-gpio@...r.kernel.org
Cc:     srinivas.pandruvada@...el.com, heikki.krogerus@...ux.intel.com,
        andriy.shevchenko@...ux.intel.com, sakari.ailus@...ux.intel.com,
        zhifeng.wang@...el.com, wentong.wu@...el.com, lixu.zhang@...el.com,
        Ye Xiang <xiang.ye@...el.com>
Subject: [PATCH v4 5/5] Documentation: Add ABI doc for attributes of LJCA device

Add sysfs attributes Documentation entries for LJCA device

Signed-off-by: Ye Xiang <xiang.ye@...el.com>
Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
---
 .../ABI/testing/sysfs-bus-usb-devices-ljca    | 22 +++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 Documentation/ABI/testing/sysfs-bus-usb-devices-ljca

diff --git a/Documentation/ABI/testing/sysfs-bus-usb-devices-ljca b/Documentation/ABI/testing/sysfs-bus-usb-devices-ljca
new file mode 100644
index 000000000000..e12fe78ae58b
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-bus-usb-devices-ljca
@@ -0,0 +1,22 @@
+What:		/sys/bus/usb/.../version
+Date:		July 2023
+KernelVersion:	6.4
+Contact:	Ye Xiang <xiang.ye@...el.com>
+Description:
+		Provides the current firmware version of LJCA device.
+		The format is Major.Minor.Patch.Build, where
+		Major, Minor, Patch, and Build are decimal numbers.
+		For example: 1.0.0.256
+
+What:		/sys/bus/usb/.../cmd
+Date:		July 2023
+KernelVersion:	6.4
+Contact:	Ye Xiang <xiang.ye@...el.com>
+Description:
+		Commands supported by LJCA device.
+		When read, it will return valid commands.
+		When write with a command, it will execute the command.
+		Valid commands are [dfu, debug]
+		- Writing "dfu" to this file so as to put the device into
+		DFU mode so the firmware can be updated.
+		- Writing "debug" to this file to enable debug logging.
-- 
2.34.1