18c2ecf20Sopenharmony_ciDevice Tree binding for LEDs on IBM Power Systems 28c2ecf20Sopenharmony_ci------------------------------------------------- 38c2ecf20Sopenharmony_ci 48c2ecf20Sopenharmony_ciRequired properties: 58c2ecf20Sopenharmony_ci- compatible : Should be "ibm,opal-v3-led". 68c2ecf20Sopenharmony_ci- led-mode : Should be "lightpath" or "guidinglight". 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_ciEach location code of FRU/Enclosure must be expressed in the 98c2ecf20Sopenharmony_ciform of a sub-node. 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciRequired properties for the sub nodes: 128c2ecf20Sopenharmony_ci- led-types : Supported LED types (attention/identify/fault) provided 138c2ecf20Sopenharmony_ci in the form of string array. 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ciExample: 168c2ecf20Sopenharmony_ci 178c2ecf20Sopenharmony_cileds { 188c2ecf20Sopenharmony_ci compatible = "ibm,opal-v3-led"; 198c2ecf20Sopenharmony_ci led-mode = "lightpath"; 208c2ecf20Sopenharmony_ci 218c2ecf20Sopenharmony_ci U78C9.001.RST0027-P1-C1 { 228c2ecf20Sopenharmony_ci led-types = "identify", "fault"; 238c2ecf20Sopenharmony_ci }; 248c2ecf20Sopenharmony_ci ... 258c2ecf20Sopenharmony_ci ... 268c2ecf20Sopenharmony_ci}; 27