xref: /openbmc/u-boot/drivers/power/regulator/Kconfig (revision 1c88b67ec8faa33c12438cab8a5191bbab6c85e3)
1af41e8dbSPrzemyslaw Marczakconfig DM_REGULATOR
2af41e8dbSPrzemyslaw Marczak	bool "Enable Driver Model for REGULATOR drivers (UCLASS_REGULATOR)"
3af41e8dbSPrzemyslaw Marczak	depends on DM
4af41e8dbSPrzemyslaw Marczak	---help---
5af41e8dbSPrzemyslaw Marczak	This config enables the driver model regulator support.
6af41e8dbSPrzemyslaw Marczak	UCLASS_REGULATOR - designed to provide a common API for basic regulator's
7af41e8dbSPrzemyslaw Marczak	functions, like get/set Voltage or Current value, enable state, etc...
8af41e8dbSPrzemyslaw Marczak	Note:
9af41e8dbSPrzemyslaw Marczak	When enabling this, please read the description, found in the files:
10af41e8dbSPrzemyslaw Marczak	- 'include/power/pmic.h'
11af41e8dbSPrzemyslaw Marczak	- 'include/power/regulator.h'
12af41e8dbSPrzemyslaw Marczak	- 'drivers/power/pmic/pmic-uclass.c'
13af41e8dbSPrzemyslaw Marczak	- 'drivers/power/pmic/regulator-uclass.c'
14af41e8dbSPrzemyslaw Marczak	It's important to call the device_bind() with the proper node offset,
15af41e8dbSPrzemyslaw Marczak	when binding the regulator devices. The pmic_bind_childs() can be used
16af41e8dbSPrzemyslaw Marczak	for this purpose if PMIC I/O driver is implemented or dm_scan_fdt_node()
173b880757SPrzemyslaw Marczak	otherwise. Detailed information can be found in the header file.
181757df46SPrzemyslaw Marczak
191757df46SPrzemyslaw Marczakconfig DM_REGULATOR_MAX77686
201757df46SPrzemyslaw Marczak	bool "Enable Driver Model for REGULATOR MAX77686"
211757df46SPrzemyslaw Marczak	depends on DM_REGULATOR && DM_PMIC_MAX77686
221757df46SPrzemyslaw Marczak	---help---
231757df46SPrzemyslaw Marczak	This config enables implementation of driver-model regulator uclass
241757df46SPrzemyslaw Marczak	features for REGULATOR MAX77686. The driver implements get/set api for:
251757df46SPrzemyslaw Marczak	value, enable and mode.
269923a8b4SPrzemyslaw Marczak
279923a8b4SPrzemyslaw Marczakconfig DM_REGULATOR_FIXED
289923a8b4SPrzemyslaw Marczak	bool "Enable Driver Model for REGULATOR Fixed value"
299923a8b4SPrzemyslaw Marczak	depends on DM_REGULATOR
309923a8b4SPrzemyslaw Marczak	---help---
319923a8b4SPrzemyslaw Marczak	This config enables implementation of driver-model regulator uclass
329923a8b4SPrzemyslaw Marczak	features for fixed value regulators. The driver implements get/set api
339923a8b4SPrzemyslaw Marczak	for enable and get only for voltage value.
345d387d0dSPrzemyslaw Marczak
355d387d0dSPrzemyslaw Marczakconfig DM_REGULATOR_SANDBOX
365d387d0dSPrzemyslaw Marczak	bool "Enable Driver Model for Sandbox PMIC regulator"
375d387d0dSPrzemyslaw Marczak	depends on DM_REGULATOR && DM_PMIC_SANDBOX
385d387d0dSPrzemyslaw Marczak	---help---
395d387d0dSPrzemyslaw Marczak	Enable the regulator driver for emulated Sandbox PMIC.
405d387d0dSPrzemyslaw Marczak	The emulated PMIC device depends on two drivers:
415d387d0dSPrzemyslaw Marczak	- sandbox PMIC I/O driver - implements dm pmic operations
425d387d0dSPrzemyslaw Marczak	- sandbox PMIC regulator driver - implements dm regulator operations
435d387d0dSPrzemyslaw Marczak	- sandbox PMIC i2c emul driver - emulates the PMIC's I2C transmission
445d387d0dSPrzemyslaw Marczak
455d387d0dSPrzemyslaw Marczak	The regulator driver provides uclass operations for sandbox PMIC's
465d387d0dSPrzemyslaw Marczak	regulators. The driver implements get/set api for: voltage, current,
475d387d0dSPrzemyslaw Marczak	operation mode and enable state.
485d387d0dSPrzemyslaw Marczak	The driver supports LDO and BUCK regulators.
495d387d0dSPrzemyslaw Marczak
505d387d0dSPrzemyslaw Marczak	The Sandbox PMIC info:
515d387d0dSPrzemyslaw Marczak	* I/O interface:
525d387d0dSPrzemyslaw Marczak	  - I2C chip address:       0x40
535d387d0dSPrzemyslaw Marczak	  - first register address: 0x0
545d387d0dSPrzemyslaw Marczak	  - register count:         0x10
555d387d0dSPrzemyslaw Marczak	* Adjustable outputs:
565d387d0dSPrzemyslaw Marczak	  - 2x LDO
575d387d0dSPrzemyslaw Marczak	  - 2x BUCK
585d387d0dSPrzemyslaw Marczak	  - Each, with a different operating conditions (header).
595d387d0dSPrzemyslaw Marczak	* Reset values:
605d387d0dSPrzemyslaw Marczak	  - set by i2c emul driver's probe() (defaults in header)
615d387d0dSPrzemyslaw Marczak
625d387d0dSPrzemyslaw Marczak	A detailed information can be found in header: '<power/sandbox_pmic.h>'
635d387d0dSPrzemyslaw Marczak	Binding info: 'doc/device-tree-bindings/pmic/max77686.txt'
64*1c88b67eSSimon Glass
65*1c88b67eSSimon Glassconfig REGULATOR_TPS65090
66*1c88b67eSSimon Glass	bool "Enable driver for TPS65090 PMIC regulators"
67*1c88b67eSSimon Glass	depends on PMIC_TPS65090
68*1c88b67eSSimon Glass	---help---
69*1c88b67eSSimon Glass	The TPS65090 provides several FETs (Field-effect Transistors,
70*1c88b67eSSimon Glass	effectively switches) which are supported by this driver as
71*1c88b67eSSimon Glass	regulators, one for each FET. The standard regulator interface is
72*1c88b67eSSimon Glass	supported, but it is only possible to turn the regulators on or off.
73*1c88b67eSSimon Glass	There is no voltage/current control.
74