[people/ms/u-boot.git] / drivers / power / regulator / palmas_regulator.c

/*
 * (C) Copyright 2016
 * Texas Instruments Incorporated, <www.ti.com>
 *
 * Keerthy <j-keerthy@ti.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#include <common.h>
#include <fdtdec.h>
#include <errno.h>
#include <dm.h>
#include <i2c.h>
#include <power/pmic.h>
#include <power/regulator.h>
#include <power/palmas.h>

DECLARE_GLOBAL_DATA_PTR;

#define	REGULATOR_ON		0x1
#define	REGULATOR_OFF		0x0

#define	SMPS_MODE_MASK		0x3
#define	SMPS_MODE_SHIFT		0x0
#define	LDO_MODE_MASK		0x1
#define	LDO_MODE_SHIFT		0x0

static const char palmas_smps_ctrl[][PALMAS_SMPS_NUM] = {
	{0x20, 0x24, 0x28, 0x2c, 0x30, 0x34, 0x38, 0x3c},
	{0x20, 0x24, 0x28, 0x2c, 0x30, 0x34, 0x38},
	{0x20, 0x24, 0x2c, 0x30, 0x38},
};

static const char palmas_smps_volt[][PALMAS_SMPS_NUM] = {
	{0x23, 0x27, 0x2b, 0x2f, 0x33, 0x37, 0x3b, 0x3c},
	{0x23, 0x27, 0x2b, 0x2f, 0x33, 0x37, 0x3b},
	{0x23, 0x27, 0x2f, 0x33, 0x3B}
};

static const char palmas_ldo_ctrl[][PALMAS_LDO_NUM] = {
	{0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x62, 0x64},
	{0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x62, 0x64},
	{0x50, 0x52, 0x54, 0x5e, 0x62}
};

static const char palmas_ldo_volt[][PALMAS_LDO_NUM] = {
	{0x51, 0x53, 0x55, 0x57, 0x59, 0x5b, 0x5d, 0x5f, 0x61, 0x63, 0x65},
	{0x51, 0x53, 0x55, 0x57, 0x59, 0x5b, 0x5d, 0x5f, 0x61, 0x63, 0x65},
	{0x51, 0x53, 0x55, 0x5f, 0x63}
};

static int palmas_smps_enable(struct udevice *dev, int op, bool *enable)
{
	int ret;
	unsigned int adr;
	struct dm_regulator_uclass_platdata *uc_pdata;

	uc_pdata = dev_get_uclass_platdata(dev);
	adr = uc_pdata->ctrl_reg;

	ret = pmic_reg_read(dev->parent, adr);
		if (ret < 0)
			return ret;

	if (op == PMIC_OP_GET) {
		ret &= PALMAS_SMPS_STATUS_MASK;

		if (ret)
			*enable = true;
		else
			*enable = false;

		return 0;
	} else if (op == PMIC_OP_SET) {
		if (*enable)
			ret |= PALMAS_SMPS_MODE_MASK;
		else
			ret &= ~(PALMAS_SMPS_MODE_MASK);

		ret = pmic_reg_write(dev->parent, adr, ret);
		if (ret)
			return ret;
	}

	return 0;
}

static int palmas_smps_volt2hex(int uV)
{
	if (uV > PALMAS_LDO_VOLT_MAX)
		return -EINVAL;

	if (uV > 1650000)
		return (uV - 1000000) / 20000 + 0x6;

	if (uV == 500000)
		return 0x6;
	else
		return 0x6 + ((uV - 500000) / 10000);
}

static int palmas_smps_hex2volt(int hex, bool range)
{
	unsigned int uV = 0;

	if (hex > PALMAS_SMPS_VOLT_MAX_HEX)
		return -EINVAL;

	if (hex < 0x7)
		uV = 500000;
	else
		uV = 500000 + (hex - 0x6) * 10000;

	if (range)
		uV *= 2;

	return uV;
}

static int palmas_smps_val(struct udevice *dev, int op, int *uV)
{
	unsigned int hex, adr;
	int ret;
	bool range;
	struct dm_regulator_uclass_platdata *uc_pdata;

	uc_pdata = dev_get_uclass_platdata(dev);

	if (op == PMIC_OP_GET)
		*uV = 0;

	adr = uc_pdata->volt_reg;

	ret = pmic_reg_read(dev->parent, adr);
	if (ret < 0)
		return ret;

	if (op == PMIC_OP_GET) {
		if (ret & PALMAS_SMPS_RANGE_MASK)
			range =  true;
		else
			range = false;

		ret &= PALMAS_SMPS_VOLT_MASK;
		ret = palmas_smps_hex2volt(ret, range);
		if (ret < 0)
			return ret;
		*uV = ret;

		return 0;
	}

	hex = palmas_smps_volt2hex(*uV);
	if (hex < 0)
		return hex;

	ret &= ~PALMAS_SMPS_VOLT_MASK;
	ret |= hex;
	if (*uV > 1650000)
		ret |= PALMAS_SMPS_RANGE_MASK;

	return pmic_reg_write(dev->parent, adr, ret);
}

static int palmas_ldo_bypass_enable(struct udevice *dev, bool enabled)
{
	int type = dev_get_driver_data(dev_get_parent(dev));
	struct dm_regulator_uclass_platdata *p;
	unsigned int adr;
	int reg;

	if (type == TPS65917) {
		/* bypass available only on LDO1 and LDO2 */
		if (dev->driver_data > 2)
			return -ENOTSUPP;
	} else if (type == TPS659038) {
		/* bypass available only on LDO9 */
		if (dev->driver_data != 9)
			return -ENOTSUPP;
	}

	p = dev_get_uclass_platdata(dev);
	adr = p->ctrl_reg;

	reg = pmic_reg_read(dev->parent, adr);
	if (reg < 0)
		return reg;

	if (enabled)
		reg |= PALMAS_LDO_BYPASS_EN;
	else
		reg &= ~PALMAS_LDO_BYPASS_EN;

	return pmic_reg_write(dev->parent, adr, reg);
}

static int palmas_ldo_enable(struct udevice *dev, int op, bool *enable)
{
	int ret;
	unsigned int adr;
	struct dm_regulator_uclass_platdata *uc_pdata;

	uc_pdata = dev_get_uclass_platdata(dev);
	adr = uc_pdata->ctrl_reg;

	ret = pmic_reg_read(dev->parent, adr);
		if (ret < 0)
			return ret;

	if (op == PMIC_OP_GET) {
		ret &= PALMAS_LDO_STATUS_MASK;

		if (ret)
			*enable = true;
		else
			*enable = false;

		return 0;
	} else if (op == PMIC_OP_SET) {
		if (*enable)
			ret |= PALMAS_LDO_MODE_MASK;
		else
			ret &= ~(PALMAS_LDO_MODE_MASK);

		ret = pmic_reg_write(dev->parent, adr, ret);
		if (ret)
			return ret;

		ret = palmas_ldo_bypass_enable(dev, false);
		if (ret && (ret != -ENOTSUPP))
			return ret;
	}

	return 0;
}

static int palmas_ldo_volt2hex(int uV)
{
	if (uV > PALMAS_LDO_VOLT_MAX)
		return -EINVAL;

	return (uV - 850000) / 50000;
}

static int palmas_ldo_hex2volt(int hex)
{
	if (hex > PALMAS_LDO_VOLT_MAX_HEX)
		return -EINVAL;

	if (!hex)
		return 0;

	return (hex * 50000) + 850000;
}

static int palmas_ldo_val(struct udevice *dev, int op, int *uV)
{
	unsigned int hex, adr;
	int ret;

	struct dm_regulator_uclass_platdata *uc_pdata;

	if (op == PMIC_OP_GET)
		*uV = 0;

	uc_pdata = dev_get_uclass_platdata(dev);

	adr = uc_pdata->volt_reg;

	ret = pmic_reg_read(dev->parent, adr);
	if (ret < 0)
		return ret;

	if (op == PMIC_OP_GET) {
		ret &= PALMAS_LDO_VOLT_MASK;
		ret = palmas_ldo_hex2volt(ret);
		if (ret < 0)
			return ret;
		*uV = ret;
		return 0;
	}

	hex = palmas_ldo_volt2hex(*uV);
	if (hex < 0)
		return hex;

	ret &= ~PALMAS_LDO_VOLT_MASK;
	ret |= hex;
	if (*uV > 1650000)
		ret |= 0x80;

	return pmic_reg_write(dev->parent, adr, ret);
}

static int palmas_ldo_probe(struct udevice *dev)
{
	struct dm_regulator_uclass_platdata *uc_pdata;
	struct udevice *parent;

	uc_pdata = dev_get_uclass_platdata(dev);

	parent = dev_get_parent(dev);
	int type = dev_get_driver_data(parent);

	uc_pdata->type = REGULATOR_TYPE_LDO;

	if (dev->driver_data) {
		u8 idx = dev->driver_data - 1;
		uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][idx];
		uc_pdata->volt_reg = palmas_ldo_volt[type][idx];
	} else {
		/* check for ldoln and ldousb cases */
		if (!strcmp("ldoln", dev->name)) {
			uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][9];
			uc_pdata->volt_reg = palmas_ldo_volt[type][9];
		} else if (!strcmp("ldousb", dev->name)) {
			uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][10];
			uc_pdata->volt_reg = palmas_ldo_volt[type][10];
		}
	}

	return 0;
}

static int ldo_get_value(struct udevice *dev)
{
	int uV;
	int ret;

	ret = palmas_ldo_val(dev, PMIC_OP_GET, &uV);
	if (ret)
		return ret;

	return uV;
}

static int ldo_set_value(struct udevice *dev, int uV)
{
	return palmas_ldo_val(dev, PMIC_OP_SET, &uV);
}

static int ldo_get_enable(struct udevice *dev)
{
	bool enable = false;
	int ret;

	ret = palmas_ldo_enable(dev, PMIC_OP_GET, &enable);
	if (ret)
		return ret;

	return enable;
}

static int ldo_set_enable(struct udevice *dev, bool enable)
{
	return palmas_ldo_enable(dev, PMIC_OP_SET, &enable);
}

static int palmas_smps_probe(struct udevice *dev)
{
	struct dm_regulator_uclass_platdata *uc_pdata;
	struct udevice *parent;
	int idx;

	uc_pdata = dev_get_uclass_platdata(dev);

	parent = dev_get_parent(dev);
	int type = dev_get_driver_data(parent);

	uc_pdata->type = REGULATOR_TYPE_BUCK;

	switch (type) {
	case PALMAS:
	case TPS659038:
		switch (dev->driver_data) {
		case 123:
		case 12:
			uc_pdata->ctrl_reg = palmas_smps_ctrl[type][0];
			uc_pdata->volt_reg = palmas_smps_volt[type][0];
			break;
		case 3:
			uc_pdata->ctrl_reg = palmas_smps_ctrl[type][1];
			uc_pdata->volt_reg = palmas_smps_volt[type][1];
			break;
		case 45:
			uc_pdata->ctrl_reg = palmas_smps_ctrl[type][2];
			uc_pdata->volt_reg = palmas_smps_volt[type][2];
			break;
		case 6:
		case 7:
		case 8:
		case 9:
		case 10:
			idx = dev->driver_data - 3;
			uc_pdata->ctrl_reg = palmas_smps_ctrl[type][idx];
			uc_pdata->volt_reg = palmas_smps_volt[type][idx];
			break;

		default:
			printf("Wrong ID for regulator\n");
		}
		break;

	case TPS65917:
		switch (dev->driver_data) {
		case 1:
		case 2:
		case 3:
		case 4:
		case 5:
			idx = dev->driver_data - 1;
			uc_pdata->ctrl_reg = palmas_smps_ctrl[type][idx];
			uc_pdata->volt_reg = palmas_smps_volt[type][idx];
			break;
		case 12:
			idx = 0;
			uc_pdata->ctrl_reg = palmas_smps_ctrl[type][idx];
			uc_pdata->volt_reg = palmas_smps_volt[type][idx];
			break;
		default:
			printf("Wrong ID for regulator\n");
		}
		break;

	default:
			printf("Invalid PMIC ID\n");
	}

	return 0;
}

static int smps_get_value(struct udevice *dev)
{
	int uV;
	int ret;

	ret = palmas_smps_val(dev, PMIC_OP_GET, &uV);
	if (ret)
		return ret;

	return uV;
}

static int smps_set_value(struct udevice *dev, int uV)
{
	return palmas_smps_val(dev, PMIC_OP_SET, &uV);
}

static int smps_get_enable(struct udevice *dev)
{
	bool enable = false;
	int ret;

	ret = palmas_smps_enable(dev, PMIC_OP_GET, &enable);
	if (ret)
		return ret;

	return enable;
}

static int smps_set_enable(struct udevice *dev, bool enable)
{
	return palmas_smps_enable(dev, PMIC_OP_SET, &enable);
}

static const struct dm_regulator_ops palmas_ldo_ops = {
	.get_value  = ldo_get_value,
	.set_value  = ldo_set_value,
	.get_enable = ldo_get_enable,
	.set_enable = ldo_set_enable,
};

U_BOOT_DRIVER(palmas_ldo) = {
	.name = PALMAS_LDO_DRIVER,
	.id = UCLASS_REGULATOR,
	.ops = &palmas_ldo_ops,
	.probe = palmas_ldo_probe,
};

static const struct dm_regulator_ops palmas_smps_ops = {
	.get_value  = smps_get_value,
	.set_value  = smps_set_value,
	.get_enable = smps_get_enable,
	.set_enable = smps_set_enable,
};

U_BOOT_DRIVER(palmas_smps) = {
	.name = PALMAS_SMPS_DRIVER,
	.id = UCLASS_REGULATOR,
	.ops = &palmas_smps_ops,
	.probe = palmas_smps_probe,
};
Commit	Line	Data
884d88bc K	1	/*
	2	* (C) Copyright 2016
	3	* Texas Instruments Incorporated, <www.ti.com>
	4	*
	5	* Keerthy <j-keerthy@ti.com>
	6	*
	7	* SPDX-License-Identifier: GPL-2.0+
	8	*/
	9
	10	#include <common.h>
	11	#include <fdtdec.h>
	12	#include <errno.h>
	13	#include <dm.h>
	14	#include <i2c.h>
	15	#include <power/pmic.h>
	16	#include <power/regulator.h>
	17	#include <power/palmas.h>
	18
	19	DECLARE_GLOBAL_DATA_PTR;
	20
	21	#define REGULATOR_ON 0x1
	22	#define REGULATOR_OFF 0x0
	23
	24	#define SMPS_MODE_MASK 0x3
	25	#define SMPS_MODE_SHIFT 0x0
	26	#define LDO_MODE_MASK 0x1
	27	#define LDO_MODE_SHIFT 0x0
	28
	29	static const char palmas_smps_ctrl[][PALMAS_SMPS_NUM] = {
	30	{0x20, 0x24, 0x28, 0x2c, 0x30, 0x34, 0x38, 0x3c},
	31	{0x20, 0x24, 0x28, 0x2c, 0x30, 0x34, 0x38},
	32	{0x20, 0x24, 0x2c, 0x30, 0x38},
	33	};
	34
	35	static const char palmas_smps_volt[][PALMAS_SMPS_NUM] = {
	36	{0x23, 0x27, 0x2b, 0x2f, 0x33, 0x37, 0x3b, 0x3c},
	37	{0x23, 0x27, 0x2b, 0x2f, 0x33, 0x37, 0x3b},
	38	{0x23, 0x27, 0x2f, 0x33, 0x3B}
	39	};
	40
	41	static const char palmas_ldo_ctrl[][PALMAS_LDO_NUM] = {
	42	{0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x62, 0x64},
	43	{0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x62, 0x64},
	44	{0x50, 0x52, 0x54, 0x5e, 0x62}
	45	};
	46
	47	static const char palmas_ldo_volt[][PALMAS_LDO_NUM] = {
	48	{0x51, 0x53, 0x55, 0x57, 0x59, 0x5b, 0x5d, 0x5f, 0x61, 0x63, 0x65},
	49	{0x51, 0x53, 0x55, 0x57, 0x59, 0x5b, 0x5d, 0x5f, 0x61, 0x63, 0x65},
	50	{0x51, 0x53, 0x55, 0x5f, 0x63}
	51	};
	52
	53	static int palmas_smps_enable(struct udevice dev, int op, bool enable)
	54	{
	55	int ret;
	56	unsigned int adr;
	57	struct dm_regulator_uclass_platdata *uc_pdata;
	58
	59	uc_pdata = dev_get_uclass_platdata(dev);
	60	adr = uc_pdata->ctrl_reg;
	61
	62	ret = pmic_reg_read(dev->parent, adr);
	63	if (ret < 0)
	64	return ret;
65
66	if (op == PMIC_OP_GET) {
67	ret &= PALMAS_SMPS_STATUS_MASK;
68
69	if (ret)
70	*enable = true;
71	else
72	*enable = false;
73
74	return 0;
75	} else if (op == PMIC_OP_SET) {
76	if (*enable)
77	ret \|= PALMAS_SMPS_MODE_MASK;
78	else
79	ret &= ~(PALMAS_SMPS_MODE_MASK);
80
81	ret = pmic_reg_write(dev->parent, adr, ret);
82	if (ret)
83	return ret;
84	}
85
86	return 0;
87	}
88
89	static int palmas_smps_volt2hex(int uV)
90	{
91	if (uV > PALMAS_LDO_VOLT_MAX)
92	return -EINVAL;
93
94	if (uV > 1650000)
95	return (uV - 1000000) / 20000 + 0x6;
96
97	if (uV == 500000)
98	return 0x6;
99	else
100	return 0x6 + ((uV - 500000) / 10000);
101	}
102
103	static int palmas_smps_hex2volt(int hex, bool range)
104	{
105	unsigned int uV = 0;
106
107	if (hex > PALMAS_SMPS_VOLT_MAX_HEX)
108	return -EINVAL;
109
110	if (hex < 0x7)
111	uV = 500000;
112	else
113	uV = 500000 + (hex - 0x6) * 10000;
114
115	if (range)
116	uV *= 2;
117
118	return uV;
119	}
120
121	static int palmas_smps_val(struct udevice dev, int op, int uV)
122	{
123	unsigned int hex, adr;
124	int ret;
125	bool range;
126	struct dm_regulator_uclass_platdata *uc_pdata;
127
128	uc_pdata = dev_get_uclass_platdata(dev);
129
130	if (op == PMIC_OP_GET)
131	*uV = 0;
132
133	adr = uc_pdata->volt_reg;
134
135	ret = pmic_reg_read(dev->parent, adr);
136	if (ret < 0)
137	return ret;
138
139	if (op == PMIC_OP_GET) {
140	if (ret & PALMAS_SMPS_RANGE_MASK)
141	range = true;
142	else
143	range = false;
144
145	ret &= PALMAS_SMPS_VOLT_MASK;
146	ret = palmas_smps_hex2volt(ret, range);
147	if (ret < 0)
148	return ret;
149	*uV = ret;
150
151	return 0;
152	}
153
154	hex = palmas_smps_volt2hex(*uV);
155	if (hex < 0)
156	return hex;
157
158	ret &= ~PALMAS_SMPS_VOLT_MASK;
159	ret \|= hex;
160	if (*uV > 1650000)
161	ret \|= PALMAS_SMPS_RANGE_MASK;
162
163	return pmic_reg_write(dev->parent, adr, ret);
164	}
165
5c970013 JJH	166	static int palmas_ldo_bypass_enable(struct udevice *dev, bool enabled)
	167	{
	168	int type = dev_get_driver_data(dev_get_parent(dev));
	169	struct dm_regulator_uclass_platdata *p;
	170	unsigned int adr;
	171	int reg;
	172
	173	if (type == TPS65917) {
	174	/* bypass available only on LDO1 and LDO2 */
	175	if (dev->driver_data > 2)
	176	return -ENOTSUPP;
	177	} else if (type == TPS659038) {
	178	/* bypass available only on LDO9 */
	179	if (dev->driver_data != 9)
	180	return -ENOTSUPP;
	181	}
	182
	183	p = dev_get_uclass_platdata(dev);
	184	adr = p->ctrl_reg;
	185
	186	reg = pmic_reg_read(dev->parent, adr);
	187	if (reg < 0)
	188	return reg;
	189
	190	if (enabled)
	191	reg \|= PALMAS_LDO_BYPASS_EN;
	192	else
	193	reg &= ~PALMAS_LDO_BYPASS_EN;
	194
	195	return pmic_reg_write(dev->parent, adr, reg);
	196	}
	197
884d88bc K	198	static int palmas_ldo_enable(struct udevice dev, int op, bool enable)
	199	{
	200	int ret;
	201	unsigned int adr;
	202	struct dm_regulator_uclass_platdata *uc_pdata;
	203
	204	uc_pdata = dev_get_uclass_platdata(dev);
	205	adr = uc_pdata->ctrl_reg;
	206
	207	ret = pmic_reg_read(dev->parent, adr);
	208	if (ret < 0)
	209	return ret;
	210
	211	if (op == PMIC_OP_GET) {
	212	ret &= PALMAS_LDO_STATUS_MASK;
	213
	214	if (ret)
	215	*enable = true;
	216	else
	217	*enable = false;
	218
	219	return 0;
	220	} else if (op == PMIC_OP_SET) {
	221	if (*enable)
	222	ret \|= PALMAS_LDO_MODE_MASK;
	223	else
	224	ret &= ~(PALMAS_LDO_MODE_MASK);
	225
	226	ret = pmic_reg_write(dev->parent, adr, ret);
	227	if (ret)
	228	return ret;
5c970013 JJH	229
	230	ret = palmas_ldo_bypass_enable(dev, false);
	231	if (ret && (ret != -ENOTSUPP))
	232	return ret;
884d88bc K	233	}
	234
	235	return 0;
	236	}
	237
	238	static int palmas_ldo_volt2hex(int uV)
	239	{
	240	if (uV > PALMAS_LDO_VOLT_MAX)
	241	return -EINVAL;
	242
	243	return (uV - 850000) / 50000;
	244	}
	245
	246	static int palmas_ldo_hex2volt(int hex)
	247	{
	248	if (hex > PALMAS_LDO_VOLT_MAX_HEX)
	249	return -EINVAL;
	250
	251	if (!hex)
	252	return 0;
	253
	254	return (hex * 50000) + 850000;
	255	}
	256
	257	static int palmas_ldo_val(struct udevice dev, int op, int uV)
	258	{
	259	unsigned int hex, adr;
	260	int ret;
	261
	262	struct dm_regulator_uclass_platdata *uc_pdata;
	263
	264	if (op == PMIC_OP_GET)
	265	*uV = 0;
	266
	267	uc_pdata = dev_get_uclass_platdata(dev);
	268
	269	adr = uc_pdata->volt_reg;
	270
	271	ret = pmic_reg_read(dev->parent, adr);
	272	if (ret < 0)
	273	return ret;
	274
	275	if (op == PMIC_OP_GET) {
	276	ret &= PALMAS_LDO_VOLT_MASK;
	277	ret = palmas_ldo_hex2volt(ret);
	278	if (ret < 0)
	279	return ret;
	280	*uV = ret;
	281	return 0;
	282	}
	283
	284	hex = palmas_ldo_volt2hex(*uV);
	285	if (hex < 0)
	286	return hex;
	287
	288	ret &= ~PALMAS_LDO_VOLT_MASK;
	289	ret \|= hex;
	290	if (*uV > 1650000)
	291	ret \|= 0x80;
	292
	293	return pmic_reg_write(dev->parent, adr, ret);
	294	}
	295
	296	static int palmas_ldo_probe(struct udevice *dev)
297	{
298	struct dm_regulator_uclass_platdata *uc_pdata;
299	struct udevice *parent;
300
301	uc_pdata = dev_get_uclass_platdata(dev);
302
303	parent = dev_get_parent(dev);
304	int type = dev_get_driver_data(parent);
305
306	uc_pdata->type = REGULATOR_TYPE_LDO;
307
308	if (dev->driver_data) {
309	u8 idx = dev->driver_data - 1;
310	uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][idx];
311	uc_pdata->volt_reg = palmas_ldo_volt[type][idx];
312	} else {
313	/* check for ldoln and ldousb cases */
314	if (!strcmp("ldoln", dev->name)) {
315	uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][9];
316	uc_pdata->volt_reg = palmas_ldo_volt[type][9];
317	} else if (!strcmp("ldousb", dev->name)) {
318	uc_pdata->ctrl_reg = palmas_ldo_ctrl[type][10];
319	uc_pdata->volt_reg = palmas_ldo_volt[type][10];
320	}
321	}
322
323	return 0;
324	}
325
326	static int ldo_get_value(struct udevice *dev)
327	{
328	int uV;
329	int ret;
330
331	ret = palmas_ldo_val(dev, PMIC_OP_GET, &uV);
332	if (ret)
333	return ret;
334
335	return uV;
336	}
337
338	static int ldo_set_value(struct udevice *dev, int uV)
339	{
340	return palmas_ldo_val(dev, PMIC_OP_SET, &uV);
341	}
342
5c3195c6	343	static int ldo_get_enable(struct udevice *dev)
884d88bc K	344	{
	345	bool enable = false;
	346	int ret;
	347
	348	ret = palmas_ldo_enable(dev, PMIC_OP_GET, &enable);
	349	if (ret)
	350	return ret;
	351
	352	return enable;
	353	}
	354
	355	static int ldo_set_enable(struct udevice *dev, bool enable)
	356	{
	357	return palmas_ldo_enable(dev, PMIC_OP_SET, &enable);
	358	}
	359
	360	static int palmas_smps_probe(struct udevice *dev)
	361	{
	362	struct dm_regulator_uclass_platdata *uc_pdata;
	363	struct udevice *parent;
	364	int idx;
	365
	366	uc_pdata = dev_get_uclass_platdata(dev);
	367
	368	parent = dev_get_parent(dev);
	369	int type = dev_get_driver_data(parent);
	370
	371	uc_pdata->type = REGULATOR_TYPE_BUCK;
	372
	373	switch (type) {
	374	case PALMAS:
	375	case TPS659038:
	376	switch (dev->driver_data) {
	377	case 123:
	378	case 12:
	379	uc_pdata->ctrl_reg = palmas_smps_ctrl[type][0];
	380	uc_pdata->volt_reg = palmas_smps_volt[type][0];
	381	break;
	382	case 3:
	383	uc_pdata->ctrl_reg = palmas_smps_ctrl[type][1];
	384	uc_pdata->volt_reg = palmas_smps_volt[type][1];
	385	break;
	386	case 45:
	387	uc_pdata->ctrl_reg = palmas_smps_ctrl[type][2];
	388	uc_pdata->volt_reg = palmas_smps_volt[type][2];
	389	break;
	390	case 6:
	391	case 7:
	392	case 8:
	393	case 9:
	394	case 10:
3064aa70	395	idx = dev->driver_data - 3;
884d88bc K	396	uc_pdata->ctrl_reg = palmas_smps_ctrl[type][idx];
	397	uc_pdata->volt_reg = palmas_smps_volt[type][idx];
	398	break;
	399
	400	default:
	401	printf("Wrong ID for regulator\n");
	402	}
	403	break;
	404
	405	case TPS65917:
	406	switch (dev->driver_data) {
	407	case 1:
	408	case 2:
	409	case 3:
	410	case 4:
	411	case 5:
	412	idx = dev->driver_data - 1;
	413	uc_pdata->ctrl_reg = palmas_smps_ctrl[type][idx];
	414	uc_pdata->volt_reg = palmas_smps_volt[type][idx];
	415	break;
75bceb22 K	416	case 12:
	417	idx = 0;
	418	uc_pdata->ctrl_reg = palmas_smps_ctrl[type][idx];
	419	uc_pdata->volt_reg = palmas_smps_volt[type][idx];
	420	break;
884d88bc K	421	default:
	422	printf("Wrong ID for regulator\n");
	423	}
	424	break;
	425
	426	default:
	427	printf("Invalid PMIC ID\n");
	428	}
	429
	430	return 0;
	431	}
	432
	433	static int smps_get_value(struct udevice *dev)
	434	{
	435	int uV;
	436	int ret;
	437
	438	ret = palmas_smps_val(dev, PMIC_OP_GET, &uV);
	439	if (ret)
	440	return ret;
	441
	442	return uV;
	443	}
	444
	445	static int smps_set_value(struct udevice *dev, int uV)
	446	{
	447	return palmas_smps_val(dev, PMIC_OP_SET, &uV);
	448	}
	449
5c3195c6	450	static int smps_get_enable(struct udevice *dev)
884d88bc K	451	{
	452	bool enable = false;
	453	int ret;
	454
	455	ret = palmas_smps_enable(dev, PMIC_OP_GET, &enable);
	456	if (ret)
	457	return ret;
	458
	459	return enable;
	460	}
	461
	462	static int smps_set_enable(struct udevice *dev, bool enable)
	463	{
	464	return palmas_smps_enable(dev, PMIC_OP_SET, &enable);
	465	}
	466
	467	static const struct dm_regulator_ops palmas_ldo_ops = {
	468	.get_value = ldo_get_value,
	469	.set_value = ldo_set_value,
	470	.get_enable = ldo_get_enable,
	471	.set_enable = ldo_set_enable,
	472	};
	473
	474	U_BOOT_DRIVER(palmas_ldo) = {
	475	.name = PALMAS_LDO_DRIVER,
	476	.id = UCLASS_REGULATOR,
	477	.ops = &palmas_ldo_ops,
	478	.probe = palmas_ldo_probe,
	479	};
	480
	481	static const struct dm_regulator_ops palmas_smps_ops = {
	482	.get_value = smps_get_value,
	483	.set_value = smps_set_value,
	484	.get_enable = smps_get_enable,
	485	.set_enable = smps_set_enable,
	486	};
	487
	488	U_BOOT_DRIVER(palmas_smps) = {
	489	.name = PALMAS_SMPS_DRIVER,
	490	.id = UCLASS_REGULATOR,
	491	.ops = &palmas_smps_ops,
	492	.probe = palmas_smps_probe,
	493	};