162306a36Sopenharmony_ciNote: 262306a36Sopenharmony_ci This documents additional properties of any device beyond what 362306a36Sopenharmony_ci is documented in Documentation/admin-guide/sysfs-rules.rst 462306a36Sopenharmony_ci 562306a36Sopenharmony_ciWhat: /sys/devices/*/of_node 662306a36Sopenharmony_ciDate: February 2015 762306a36Sopenharmony_ciContact: Device Tree mailing list <devicetree@vger.kernel.org> 862306a36Sopenharmony_ciDescription: 962306a36Sopenharmony_ci Any device associated with a device-tree node will have 1062306a36Sopenharmony_ci an of_path symlink pointing to the corresponding device 1162306a36Sopenharmony_ci node in /sys/firmware/devicetree/ 1262306a36Sopenharmony_ci 1362306a36Sopenharmony_ciWhat: /sys/devices/*/devspec 1462306a36Sopenharmony_ciDate: October 2016 1562306a36Sopenharmony_ciContact: Device Tree mailing list <devicetree@vger.kernel.org> 1662306a36Sopenharmony_ciDescription: 1762306a36Sopenharmony_ci If CONFIG_OF is enabled, then this file is present. When 1862306a36Sopenharmony_ci read, it returns full name of the device node. 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ciWhat: /sys/devices/*/obppath 2162306a36Sopenharmony_ciDate: October 2016 2262306a36Sopenharmony_ciContact: Device Tree mailing list <devicetree@vger.kernel.org> 2362306a36Sopenharmony_ciDescription: 2462306a36Sopenharmony_ci If CONFIG_OF is enabled, then this file is present. When 2562306a36Sopenharmony_ci read, it returns full name of the device node. 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ciWhat: /sys/devices/*/dev 2862306a36Sopenharmony_ciDate: Jun 2006 2962306a36Sopenharmony_ciContact: Greg Kroah-Hartman <gregkh@linuxfoundation.org> 3062306a36Sopenharmony_ciDescription: 3162306a36Sopenharmony_ci Major and minor numbers of the character device corresponding 3262306a36Sopenharmony_ci to the device (in <major>:<minor> format). 33