Device Tree binding for LEDs on IBM Power Systems ------------------------------------------------- Required properties: - compatible : Should be "ibm,opal-v3-led". - led-mode : Should be "lightpath" or "guidinglight". Each location code of FRU/Enclosure must be expressed in the form of a sub-node. Required properties for the sub nodes: - led-types : Supported LED types (attention/identify/fault) provided in the form of string array. Example: leds { compatible = "ibm,opal-v3-led"; led-mode = "lightpath"; U78C9.001.RST0027-P1-C1 { led-types = "identify", "fault"; }; ... ... };