1config DM_REGULATOR 2 bool "Enable Driver Model for REGULATOR drivers (UCLASS_REGULATOR)" 3 depends on DM 4 ---help--- 5 This config enables the driver model regulator support. 6 UCLASS_REGULATOR - designed to provide a common API for basic regulator's 7 functions, like get/set Voltage or Current value, enable state, etc... 8 Note: 9 When enabling this, please read the description, found in the files: 10 - 'include/power/pmic.h' 11 - 'include/power/regulator.h' 12 - 'drivers/power/pmic/pmic-uclass.c' 13 - 'drivers/power/pmic/regulator-uclass.c' 14 It's important to call the device_bind() with the proper node offset, 15 when binding the regulator devices. The pmic_bind_childs() can be used 16 for this purpose if PMIC I/O driver is implemented or dm_scan_fdt_dev() 17 otherwise. Detailed information can be found in the header file. 18 19config SPL_DM_REGULATOR 20 bool "Enable regulators for SPL" 21 depends on DM_REGULATOR 22 ---help--- 23 Regulators are seldom needed in SPL. Even if they are accessed, some 24 code space can be saved by accessing the PMIC registers directly. 25 Enable this option if you need regulators in SPL and can cope with 26 the extra code size. 27 28config REGULATOR_ACT8846 29 bool "Enable driver for ACT8846 regulator" 30 depends on DM_REGULATOR && PMIC_ACT8846 31 ---help--- 32 Enable support for the regulator functions of the ACT8846 PMIC. The 33 driver implements get/set api for the various BUCKS and LDOS supported 34 by the PMIC device. This driver is controlled by a device tree node 35 which includes voltage limits. 36 37config REGULATOR_AS3722 38 bool "Enable driver for AS7322 regulator" 39 depends on DM_REGULATOR && PMIC_AS3722 40 help 41 Enable support for the regulator functions of the AS3722. The 42 driver implements enable/disable for step-down bucks and LDOs, 43 but does not yet support change voltages. Currently this must be 44 done using direct register writes to the PMIC. 45 46config DM_REGULATOR_PFUZE100 47 bool "Enable Driver Model for REGULATOR PFUZE100" 48 depends on DM_REGULATOR && DM_PMIC_PFUZE100 49 ---help--- 50 This config enables implementation of driver-model regulator uclass 51 features for REGULATOR PFUZE100. The driver implements get/set api for: 52 value, enable and mode. 53 54config REGULATOR_PWM 55 bool "Enable driver for PWM regulators" 56 depends on DM_REGULATOR 57 ---help--- 58 Enable support for the PWM regulator functions which voltage are 59 controlled by PWM duty ratio. Some of Rockchip board using this kind 60 of regulator. The driver implements get/set api for the various BUCKS. 61 This driver is controlled by a device tree node 62 which includes voltage limits. 63 64config DM_REGULATOR_MAX77686 65 bool "Enable Driver Model for REGULATOR MAX77686" 66 depends on DM_REGULATOR && DM_PMIC_MAX77686 67 ---help--- 68 This config enables implementation of driver-model regulator uclass 69 features for REGULATOR MAX77686. The driver implements get/set api for: 70 value, enable and mode. 71 72config DM_REGULATOR_FIXED 73 bool "Enable Driver Model for REGULATOR Fixed value" 74 depends on DM_REGULATOR 75 ---help--- 76 This config enables implementation of driver-model regulator uclass 77 features for fixed value regulators. The driver implements get/set api 78 for enable and get only for voltage value. 79 80config DM_REGULATOR_GPIO 81 bool "Enable Driver Model for GPIO REGULATOR" 82 depends on DM_REGULATOR 83 ---help--- 84 This config enables implementation of driver-model regulator uclass 85 features for gpio regulators. The driver implements get/set for 86 voltage value. 87 88config REGULATOR_RK8XX 89 bool "Enable driver for RK8XX regulators" 90 depends on DM_REGULATOR && PMIC_RK8XX 91 ---help--- 92 Enable support for the regulator functions of the RK8XX PMIC. The 93 driver implements get/set api for the various BUCKS and LDOs supported 94 by the PMIC device. This driver is controlled by a device tree node 95 which includes voltage limits. 96 97config REGULATOR_S5M8767 98 bool "Enable support for S5M8767 regulator" 99 depends on DM_REGULATOR && PMIC_S5M8767 100 ---help--- 101 This enables the regulator features of the S5M8767, allowing voltages 102 to be set, etc. The driver is not fully complete but supports most 103 common requirements, including all LDOs and BUCKs. This allows many 104 supplies to be set automatically using the device tree values. 105 106config DM_REGULATOR_SANDBOX 107 bool "Enable Driver Model for Sandbox PMIC regulator" 108 depends on DM_REGULATOR && DM_PMIC_SANDBOX 109 ---help--- 110 Enable the regulator driver for emulated Sandbox PMIC. 111 The emulated PMIC device depends on two drivers: 112 - sandbox PMIC I/O driver - implements dm pmic operations 113 - sandbox PMIC regulator driver - implements dm regulator operations 114 - sandbox PMIC i2c emul driver - emulates the PMIC's I2C transmission 115 116 The regulator driver provides uclass operations for sandbox PMIC's 117 regulators. The driver implements get/set api for: voltage, current, 118 operation mode and enable state. 119 The driver supports LDO and BUCK regulators. 120 121 The Sandbox PMIC info: 122 * I/O interface: 123 - I2C chip address: 0x40 124 - first register address: 0x0 125 - register count: 0x10 126 * Adjustable outputs: 127 - 2x LDO 128 - 2x BUCK 129 - Each, with a different operating conditions (header). 130 * Reset values: 131 - set by i2c emul driver's probe() (defaults in header) 132 133 A detailed information can be found in header: '<power/sandbox_pmic.h>' 134 Binding info: 'doc/device-tree-bindings/pmic/max77686.txt' 135 136config REGULATOR_TPS65090 137 bool "Enable driver for TPS65090 PMIC regulators" 138 depends on PMIC_TPS65090 139 ---help--- 140 The TPS65090 provides several FETs (Field-effect Transistors, 141 effectively switches) which are supported by this driver as 142 regulators, one for each FET. The standard regulator interface is 143 supported, but it is only possible to turn the regulators on or off. 144 There is no voltage/current control. 145 146config DM_REGULATOR_PALMAS 147 bool "Enable driver for PALMAS PMIC regulators" 148 depends on PMIC_PALMAS 149 ---help--- 150 This enables implementation of driver-model regulator uclass 151 features for REGULATOR PALMAS and the family of PALMAS PMICs. 152 The driver implements get/set api for: value and enable. 153 154config DM_REGULATOR_PBIAS 155 bool "Enable driver for PBIAS regulator" 156 depends on DM_REGULATOR 157 select REGMAP 158 select SYSCON 159 ---help--- 160 This enables implementation of driver-model regulator uclass 161 features for pseudo-regulator PBIAS found in the OMAP SOCs. 162 This pseudo-regulator is used to provide a BIAS voltage to MMC1 163 signal pads and must be configured properly during a voltage switch. 164 Voltage switching is required by some operating modes of SDcards and 165 eMMC. 166 167config DM_REGULATOR_LP873X 168 bool "Enable driver for LP873X PMIC regulators" 169 depends on PMIC_LP873X 170 ---help--- 171 This enables implementation of driver-model regulator uclass 172 features for REGULATOR LP873X and the family of LP873X PMICs. 173 The driver implements get/set api for: value and enable. 174 175config DM_REGULATOR_LP87565 176 bool "Enable driver for LP87565 PMIC regulators" 177 depends on PMIC_LP87565 178 ---help--- 179 This enables implementation of driver-model regulator uclass 180 features for REGULATOR LP87565 and the family of LP87565 PMICs. 181 LP87565 series of PMICs have 4 single phase BUCKs that can also 182 be configured in multi phase modes. The driver implements 183 get/set api for value and enable. 184