1*9923a8b4SPrzemyslaw MarczakFixed Voltage regulator 2*9923a8b4SPrzemyslaw Marczak 3*9923a8b4SPrzemyslaw MarczakBinding: 4*9923a8b4SPrzemyslaw MarczakThe binding is done by the property "compatible" - this is different, than for 5*9923a8b4SPrzemyslaw Marczakbinding by the node prefix (doc/device-tree-bindings/regulator/regulator.txt). 6*9923a8b4SPrzemyslaw Marczak 7*9923a8b4SPrzemyslaw MarczakRequired properties: 8*9923a8b4SPrzemyslaw Marczak- compatible: "regulator-fixed" 9*9923a8b4SPrzemyslaw Marczak- regulator-name: this is required by the regulator uclass 10*9923a8b4SPrzemyslaw Marczak 11*9923a8b4SPrzemyslaw MarczakOptional properties: 12*9923a8b4SPrzemyslaw Marczak- gpio: GPIO to use for enable control 13*9923a8b4SPrzemyslaw Marczak- regulator constraints (binding info: regulator.txt) 14*9923a8b4SPrzemyslaw Marczak 15*9923a8b4SPrzemyslaw MarczakOther kernel-style properties, are currently not used. 16*9923a8b4SPrzemyslaw Marczak 17*9923a8b4SPrzemyslaw MarczakNote: 18*9923a8b4SPrzemyslaw MarczakFor the regulator constraints, driver expects that: 19*9923a8b4SPrzemyslaw Marczak- regulator-min-microvolt is equal to regulator-max-microvolt 20*9923a8b4SPrzemyslaw Marczak- regulator-min-microamp is equal to regulator-max-microamp 21*9923a8b4SPrzemyslaw Marczak 22*9923a8b4SPrzemyslaw MarczakExample: 23*9923a8b4SPrzemyslaw Marczakfixed_regulator@0 { 24*9923a8b4SPrzemyslaw Marczak /* Mandatory */ 25*9923a8b4SPrzemyslaw Marczak compatible = "regulator-fixed"; 26*9923a8b4SPrzemyslaw Marczak regulator-name = "LED_3.3V"; 27*9923a8b4SPrzemyslaw Marczak 28*9923a8b4SPrzemyslaw Marczak /* Optional: */ 29*9923a8b4SPrzemyslaw Marczak gpio = <&gpc1 0 GPIO_ACTIVE_LOW>; 30*9923a8b4SPrzemyslaw Marczak 31*9923a8b4SPrzemyslaw Marczak /* Optional for regulator uclass */ 32*9923a8b4SPrzemyslaw Marczak regulator-min-microvolt = <3300000>; 33*9923a8b4SPrzemyslaw Marczak regulator-max-microvolt = <3300000>; 34*9923a8b4SPrzemyslaw Marczak regulator-min-microamp = <15000>; 35*9923a8b4SPrzemyslaw Marczak regulator-max-microamp = <15000>; 36*9923a8b4SPrzemyslaw Marczak regulator-always-on; 37*9923a8b4SPrzemyslaw Marczak regulator-boot-on; 38*9923a8b4SPrzemyslaw Marczak}; 39