1*4882a593SmuzhiyunNote: 2*4882a593Smuzhiyun This documents additional properties of any device beyond what 3*4882a593Smuzhiyun is documented in Documentation/admin-guide/sysfs-rules.rst 4*4882a593Smuzhiyun 5*4882a593SmuzhiyunWhat: /sys/devices/*/of_node 6*4882a593SmuzhiyunDate: February 2015 7*4882a593SmuzhiyunContact: Device Tree mailing list <devicetree@vger.kernel.org> 8*4882a593SmuzhiyunDescription: 9*4882a593Smuzhiyun Any device associated with a device-tree node will have 10*4882a593Smuzhiyun an of_path symlink pointing to the corresponding device 11*4882a593Smuzhiyun node in /sys/firmware/devicetree/ 12*4882a593Smuzhiyun 13*4882a593SmuzhiyunWhat: /sys/devices/*/devspec 14*4882a593SmuzhiyunDate: October 2016 15*4882a593SmuzhiyunContact: Device Tree mailing list <devicetree@vger.kernel.org> 16*4882a593SmuzhiyunDescription: 17*4882a593Smuzhiyun If CONFIG_OF is enabled, then this file is present. When 18*4882a593Smuzhiyun read, it returns full name of the device node. 19*4882a593Smuzhiyun 20*4882a593SmuzhiyunWhat: /sys/devices/*/obppath 21*4882a593SmuzhiyunDate: October 2016 22*4882a593SmuzhiyunContact: Device Tree mailing list <devicetree@vger.kernel.org> 23*4882a593SmuzhiyunDescription: 24*4882a593Smuzhiyun If CONFIG_OF is enabled, then this file is present. When 25*4882a593Smuzhiyun read, it returns full name of the device node. 26