1 // SPDX-License-Identifier: GPL-2.0
23 static struct dm_regulator_mode s2mps11_buck_modes[] = {
29 static struct dm_regulator_mode s2mps11_ldo_modes[] = {
36 static const char s2mps11_buck_ctrl[] = {
40 static const char s2mps11_buck_out[] = {
44 static int s2mps11_buck_hex2volt(int buck, int hex)  in s2mps11_buck_hex2volt()
78 	return -EINVAL;  in s2mps11_buck_hex2volt()
81 static int s2mps11_buck_volt2hex(int buck, int uV)  in s2mps11_buck_volt2hex()
89 		hex = (uV - S2MPS11_BUCK_UV_HMIN) / S2MPS11_BUCK_HSTEP;  in s2mps11_buck_volt2hex()
95 		hex = (uV - S2MPS11_BUCK9_UV_MIN) / S2MPS11_BUCK9_STEP;  in s2mps11_buck_volt2hex()
100 		hex = (uV - S2MPS11_BUCK_UV_MIN) / S2MPS11_BUCK_LSTEP;  in s2mps11_buck_volt2hex()
113 	return -EINVAL;  in s2mps11_buck_volt2hex()
116 static int s2mps11_buck_val(struct udevice *dev, int op, int *uV)  in s2mps11_buck_val()
122 	buck = dev->driver_data;  in s2mps11_buck_val()
125 		return -EINVAL;  in s2mps11_buck_val()
142 	ret = pmic_read(dev->parent, addr, &val, 1);  in s2mps11_buck_val()
161 	ret = pmic_write(dev->parent, addr, &val, 1);  in s2mps11_buck_val()
166 static int s2mps11_buck_mode(struct udevice *dev, int op, int *opmode)  in s2mps11_buck_mode()
172 	buck = dev->driver_data;  in s2mps11_buck_mode()
175 		return -EINVAL;  in s2mps11_buck_mode()
180 	ret = pmic_read(dev->parent, addr, &val, 1);  in s2mps11_buck_mode()
197 			return -EINVAL;  in s2mps11_buck_mode()
214 		return -EINVAL;  in s2mps11_buck_mode()
219 	ret = pmic_write(dev->parent, addr, &val, 1);  in s2mps11_buck_mode()
224 static int s2mps11_buck_enable(struct udevice *dev, int op, bool *enable)  in s2mps11_buck_enable()  argument
234 			*enable = false;  in s2mps11_buck_enable()
237 			*enable = true;  in s2mps11_buck_enable()
240 			return -EINVAL;  in s2mps11_buck_enable()
243 		if (*enable)  in s2mps11_buck_enable()
256 static int buck_get_value(struct udevice *dev)  in buck_get_value()
267 static int buck_set_value(struct udevice *dev, int uV)  in buck_set_value()
272 static int buck_get_enable(struct udevice *dev)  in buck_get_enable()
274 	bool enable = false;  in buck_get_enable()  local
277 	ret = s2mps11_buck_enable(dev, PMIC_OP_GET, &enable);  in buck_get_enable()
280 	return enable;  in buck_get_enable()
283 static int buck_set_enable(struct udevice *dev, bool enable)  in buck_set_enable()  argument
285 	return s2mps11_buck_enable(dev, PMIC_OP_SET, &enable);  in buck_set_enable()
288 static int buck_get_mode(struct udevice *dev)  in buck_get_mode()
300 static int buck_set_mode(struct udevice *dev, int mode)  in buck_set_mode()
305 static int s2mps11_buck_probe(struct udevice *dev)  in s2mps11_buck_probe()
311 	uc_pdata->type = REGULATOR_TYPE_BUCK;  in s2mps11_buck_probe()
312 	uc_pdata->mode = s2mps11_buck_modes;  in s2mps11_buck_probe()
313 	uc_pdata->mode_count = ARRAY_SIZE(s2mps11_buck_modes);  in s2mps11_buck_probe()
318 static const struct dm_regulator_ops s2mps11_buck_ops = {
334 static int s2mps11_ldo_hex2volt(int ldo, int hex)  in s2mps11_ldo_hex2volt()
340 		return -EINVAL;  in s2mps11_ldo_hex2volt()
361 static int s2mps11_ldo_volt2hex(int ldo, int uV)  in s2mps11_ldo_volt2hex()
373 		hex = (uV - S2MPS11_LDO_UV_MIN) / S2MPS11_LDO_STEP;  in s2mps11_ldo_volt2hex()
376 		hex = (uV - S2MPS11_LDO_UV_MIN) / (S2MPS11_LDO_STEP * 2);  in s2mps11_ldo_volt2hex()
384 	return -EINVAL;  in s2mps11_ldo_volt2hex()
389 static int s2mps11_ldo_val(struct udevice *dev, int op, int *uV)  in s2mps11_ldo_val()
395 	ldo = dev->driver_data;  in s2mps11_ldo_val()
398 		return -EINVAL;  in s2mps11_ldo_val()
401 	addr = S2MPS11_REG_L1CTRL + ldo - 1;  in s2mps11_ldo_val()
403 	ret = pmic_read(dev->parent, addr, &val, 1);  in s2mps11_ldo_val()
424 	ret = pmic_write(dev->parent, addr, &val, 1);  in s2mps11_ldo_val()
429 static int s2mps11_ldo_mode(struct udevice *dev, int op, int *opmode)  in s2mps11_ldo_mode()
435 	ldo = dev->driver_data;  in s2mps11_ldo_mode()
438 		return -EINVAL;  in s2mps11_ldo_mode()
440 	addr = S2MPS11_REG_L1CTRL + ldo - 1;  in s2mps11_ldo_mode()
442 	ret = pmic_read(dev->parent, addr, &val, 1);  in s2mps11_ldo_mode()
462 			return -EINVAL;  in s2mps11_ldo_mode()
482 		return -EINVAL;  in s2mps11_ldo_mode()
487 	ret = pmic_write(dev->parent, addr, &val, 1);  in s2mps11_ldo_mode()
492 static int s2mps11_ldo_enable(struct udevice *dev, int op, bool *enable)  in s2mps11_ldo_enable()  argument
502 			*enable = false;  in s2mps11_ldo_enable()
505 			*enable = true;  in s2mps11_ldo_enable()
508 			return -EINVAL;  in s2mps11_ldo_enable()
511 		if (*enable)  in s2mps11_ldo_enable()
524 static int ldo_get_value(struct udevice *dev)  in ldo_get_value()
536 static int ldo_set_value(struct udevice *dev, int uV)  in ldo_set_value()
541 static int ldo_get_enable(struct udevice *dev)  in ldo_get_enable()
543 	bool enable = false;  in ldo_get_enable()  local
546 	ret = s2mps11_ldo_enable(dev, PMIC_OP_GET, &enable);  in ldo_get_enable()
549 	return enable;  in ldo_get_enable()
552 static int ldo_set_enable(struct udevice *dev, bool enable)  in ldo_set_enable()  argument
556 	ret = s2mps11_ldo_enable(dev, PMIC_OP_SET, &enable);  in ldo_set_enable()
560 	/* Wait the "enable delay" for voltage to start to rise */  in ldo_set_enable()
566 static int ldo_get_mode(struct udevice *dev)  in ldo_get_mode()
576 static int ldo_set_mode(struct udevice *dev, int mode)  in ldo_set_mode()
581 static int s2mps11_ldo_probe(struct udevice *dev)  in s2mps11_ldo_probe()
586 	uc_pdata->type = REGULATOR_TYPE_LDO;  in s2mps11_ldo_probe()
587 	uc_pdata->mode = s2mps11_ldo_modes;  in s2mps11_ldo_probe()
588 	uc_pdata->mode_count = ARRAY_SIZE(s2mps11_ldo_modes);  in s2mps11_ldo_probe()
593 static const struct dm_regulator_ops s2mps11_ldo_ops = {