rn5t618-regulator.c (e5451c8f8330e03ad3cfa16048b4daf961af434f) rn5t618-regulator.c (ed6d362d8dbc3494cd98cd771737ea8b1407ed61)
1/*
2 * Regulator driver for Ricoh RN5T618 PMIC
3 *
4 * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.

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41 .min_uV = (min), \
42 .uV_step = (step), \
43 .enable_reg = RN5T618_##ereg, \
44 .enable_mask = (emask), \
45 .vsel_reg = RN5T618_##vreg, \
46 .vsel_mask = (vmask), \
47 }
48
1/*
2 * Regulator driver for Ricoh RN5T618 PMIC
3 *
4 * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * version 2 as published by the Free Software Foundation.

--- 32 unchanged lines hidden (view full) ---

41 .min_uV = (min), \
42 .uV_step = (step), \
43 .enable_reg = RN5T618_##ereg, \
44 .enable_mask = (emask), \
45 .vsel_reg = RN5T618_##vreg, \
46 .vsel_mask = (vmask), \
47 }
48
49static struct regulator_desc rn5t567_regulators[] = {
50 /* DCDC */
51 REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
52 REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
53 REG(DCDC3, DC3CTL, BIT(0), DC3DAC, 0xff, 600000, 3500000, 12500),
54 REG(DCDC4, DC4CTL, BIT(0), DC4DAC, 0xff, 600000, 3500000, 12500),
55 /* LDO */
56 REG(LDO1, LDOEN1, BIT(0), LDO1DAC, 0x7f, 900000, 3500000, 25000),
57 REG(LDO2, LDOEN1, BIT(1), LDO2DAC, 0x7f, 900000, 3500000, 25000),
58 REG(LDO3, LDOEN1, BIT(2), LDO3DAC, 0x7f, 600000, 3500000, 25000),
59 REG(LDO4, LDOEN1, BIT(3), LDO4DAC, 0x7f, 900000, 3500000, 25000),
60 REG(LDO5, LDOEN1, BIT(4), LDO5DAC, 0x7f, 900000, 3500000, 25000),
61 /* LDO RTC */
62 REG(LDORTC1, LDOEN2, BIT(4), LDORTCDAC, 0x7f, 1200000, 3500000, 25000),
63 REG(LDORTC2, LDOEN2, BIT(5), LDORTC2DAC, 0x7f, 900000, 3500000, 25000),
64};
65
49static struct regulator_desc rn5t618_regulators[] = {
50 /* DCDC */
51 REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
52 REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
53 REG(DCDC3, DC3CTL, BIT(0), DC3DAC, 0xff, 600000, 3500000, 12500),
54 /* LDO */
55 REG(LDO1, LDOEN1, BIT(0), LDO1DAC, 0x7f, 900000, 3500000, 25000),
56 REG(LDO2, LDOEN1, BIT(1), LDO2DAC, 0x7f, 900000, 3500000, 25000),

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62 REG(LDORTC2, LDOEN2, BIT(5), LDORTC2DAC, 0x7f, 900000, 3500000, 25000),
63};
64
65static int rn5t618_regulator_probe(struct platform_device *pdev)
66{
67 struct rn5t618 *rn5t618 = dev_get_drvdata(pdev->dev.parent);
68 struct regulator_config config = { };
69 struct regulator_dev *rdev;
66static struct regulator_desc rn5t618_regulators[] = {
67 /* DCDC */
68 REG(DCDC1, DC1CTL, BIT(0), DC1DAC, 0xff, 600000, 3500000, 12500),
69 REG(DCDC2, DC2CTL, BIT(0), DC2DAC, 0xff, 600000, 3500000, 12500),
70 REG(DCDC3, DC3CTL, BIT(0), DC3DAC, 0xff, 600000, 3500000, 12500),
71 /* LDO */
72 REG(LDO1, LDOEN1, BIT(0), LDO1DAC, 0x7f, 900000, 3500000, 25000),
73 REG(LDO2, LDOEN1, BIT(1), LDO2DAC, 0x7f, 900000, 3500000, 25000),

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79 REG(LDORTC2, LDOEN2, BIT(5), LDORTC2DAC, 0x7f, 900000, 3500000, 25000),
80};
81
82static int rn5t618_regulator_probe(struct platform_device *pdev)
83{
84 struct rn5t618 *rn5t618 = dev_get_drvdata(pdev->dev.parent);
85 struct regulator_config config = { };
86 struct regulator_dev *rdev;
87 struct regulator_desc *regulators;
70 int i;
71
88 int i;
89
90 switch (rn5t618->variant) {
91 case RN5T567:
92 regulators = rn5t567_regulators;
93 break;
94 case RN5T618:
95 regulators = rn5t618_regulators;
96 break;
97 default:
98 return -EINVAL;
99 }
100
101 config.dev = pdev->dev.parent;
102 config.regmap = rn5t618->regmap;
103
72 for (i = 0; i < RN5T618_REG_NUM; i++) {
104 for (i = 0; i < RN5T618_REG_NUM; i++) {
73 config.dev = pdev->dev.parent;
74 config.regmap = rn5t618->regmap;
105 if (!regulators[i].name)
106 continue;
75
76 rdev = devm_regulator_register(&pdev->dev,
107
108 rdev = devm_regulator_register(&pdev->dev,
77 &rn5t618_regulators[i],
109 &regulators[i],
78 &config);
79 if (IS_ERR(rdev)) {
80 dev_err(&pdev->dev, "failed to register %s regulator\n",
110 &config);
111 if (IS_ERR(rdev)) {
112 dev_err(&pdev->dev, "failed to register %s regulator\n",
81 rn5t618_regulators[i].name);
113 regulators[i].name);
82 return PTR_ERR(rdev);
83 }
84 }
85
86 return 0;
87}
88
89static struct platform_driver rn5t618_regulator_driver = {
90 .probe = rn5t618_regulator_probe,
91 .driver = {
92 .name = "rn5t618-regulator",
93 },
94};
95
96module_platform_driver(rn5t618_regulator_driver);
97
98MODULE_AUTHOR("Beniamino Galvani <b.galvani@gmail.com>");
99MODULE_DESCRIPTION("RN5T618 regulator driver");
100MODULE_LICENSE("GPL v2");
114 return PTR_ERR(rdev);
115 }
116 }
117
118 return 0;
119}
120
121static struct platform_driver rn5t618_regulator_driver = {
122 .probe = rn5t618_regulator_probe,
123 .driver = {
124 .name = "rn5t618-regulator",
125 },
126};
127
128module_platform_driver(rn5t618_regulator_driver);
129
130MODULE_AUTHOR("Beniamino Galvani <b.galvani@gmail.com>");
131MODULE_DESCRIPTION("RN5T618 regulator driver");
132MODULE_LICENSE("GPL v2");