1*4882a593SmuzhiyunDevice Tree binding for LEDs on IBM Power Systems 2*4882a593Smuzhiyun------------------------------------------------- 3*4882a593Smuzhiyun 4*4882a593SmuzhiyunRequired properties: 5*4882a593Smuzhiyun- compatible : Should be "ibm,opal-v3-led". 6*4882a593Smuzhiyun- led-mode : Should be "lightpath" or "guidinglight". 7*4882a593Smuzhiyun 8*4882a593SmuzhiyunEach location code of FRU/Enclosure must be expressed in the 9*4882a593Smuzhiyunform of a sub-node. 10*4882a593Smuzhiyun 11*4882a593SmuzhiyunRequired properties for the sub nodes: 12*4882a593Smuzhiyun- led-types : Supported LED types (attention/identify/fault) provided 13*4882a593Smuzhiyun in the form of string array. 14*4882a593Smuzhiyun 15*4882a593SmuzhiyunExample: 16*4882a593Smuzhiyun 17*4882a593Smuzhiyunleds { 18*4882a593Smuzhiyun compatible = "ibm,opal-v3-led"; 19*4882a593Smuzhiyun led-mode = "lightpath"; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun U78C9.001.RST0027-P1-C1 { 22*4882a593Smuzhiyun led-types = "identify", "fault"; 23*4882a593Smuzhiyun }; 24*4882a593Smuzhiyun ... 25*4882a593Smuzhiyun ... 26*4882a593Smuzhiyun}; 27