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Open Source and information security mailing list archives
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Date: Thu, 16 Oct 2014 10:15:27 +0200 From: Andreas Werner <andreas.werner@....de> To: <gregkh@...uxfoundation.org> CC: <linux-kernel@...r.kernel.org>, <wsa@...-dreams.de>, <linux-i2c@...r.kernel.org>, <johannes.thumshirn@....de>, <andreas.werner@....de> Subject: [PATCH 2/2] Documentation/ABI/testing/men_eeprod: Added sysfs description for men_eeprod This patch adds the description for the men_eeprod. men_eeprod is a driver for the MEN Board Information EEPROM which exports the data using sysfs entries. Signed-off-by: Andreas Werner <andreas.werner@....de> --- .../ABI/testing/sysfs-bus-i2c-devices-men_eeprod | 69 ++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 Documentation/ABI/testing/sysfs-bus-i2c-devices-men_eeprod diff --git a/Documentation/ABI/testing/sysfs-bus-i2c-devices-men_eeprod b/Documentation/ABI/testing/sysfs-bus-i2c-devices-men_eeprod new file mode 100644 index 0000000..a488d0e --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-i2c-devices-men_eeprod @@ -0,0 +1,69 @@ +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/eeprod_id +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Show the identifier of the EEPROM structure. + There are different layouts of the EEPROM with more or less + information. The ID identifies each of the layouts. + + Currently supported structure is EEPROD2 (0x0E) + +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/revision +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Show the revision of the board. + Format of the revision field is XX.XX.XX + +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/serialnr +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Show the serialnumber of the board. The serial number is + a decimal number. + +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/hw_name +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Show the name of the board including the model. + There are boards which have different features such as + different size of RAM, the model identifies the different + types. + + Format of the hw_name is: <name><model>. + Example: F075P00 where F75P is the hw_name and 00 the model. + +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/prod_date +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Show the board production date. + + Format of the date: YYYY-MM-DD + +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/rep_date +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Show the last repair date. + If the board returns back to the repair department, this field + will be programmed with the current date. + If the board has never returned, the field will be empty and + the read access to this sysfs entry returns -EINVAL. + + Format of the date: YYYY-MM-DD + +What: /sys/bus/i2c/devices/i2c-<busnr>/<busnr>-<devaddr>/user_section +Date: October 2014 +Contact: Andreas Werner <andreas.werner@....de> +Description: + Read or write access to the user section of the EEPROM + This sysfs entry is a binary file where customer can write + there own data to. + The size of this file depends on the EEPROM layout which is + identified by the eeprod_id. + + eeprod_id user_section size + --------------------------------- + 0x0E 232 byte -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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