Lines Matching +full:regulator +full:- +full:mode
2 * Regulator driver for DA9055 PMIC
21 #include <linux/regulator/driver.h>
22 #include <linux/regulator/machine.h>
24 #include <linux/regulator/of_regulator.h>
40 /* DA9055 REGULATOR IDs */
76 struct da9055_mode_reg mode; member
88 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_buck_get_mode() local
89 struct da9055_regulator_info *info = regulator->info; in da9055_buck_get_mode()
90 int ret, mode = 0; in da9055_buck_get_mode() local
92 ret = da9055_reg_read(regulator->da9055, info->mode.reg); in da9055_buck_get_mode()
96 switch ((ret & info->mode.mask) >> info->mode.shift) { in da9055_buck_get_mode()
98 mode = REGULATOR_MODE_FAST; in da9055_buck_get_mode()
101 mode = REGULATOR_MODE_NORMAL; in da9055_buck_get_mode()
104 mode = REGULATOR_MODE_STANDBY; in da9055_buck_get_mode()
108 return mode; in da9055_buck_get_mode()
112 unsigned int mode) in da9055_buck_set_mode() argument
114 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_buck_set_mode() local
115 struct da9055_regulator_info *info = regulator->info; in da9055_buck_set_mode()
118 switch (mode) { in da9055_buck_set_mode()
120 val = DA9055_BUCK_MODE_SYNC << info->mode.shift; in da9055_buck_set_mode()
123 val = DA9055_BUCK_MODE_AUTO << info->mode.shift; in da9055_buck_set_mode()
126 val = DA9055_BUCK_MODE_SLEEP << info->mode.shift; in da9055_buck_set_mode()
130 return da9055_reg_update(regulator->da9055, info->mode.reg, in da9055_buck_set_mode()
131 info->mode.mask, val); in da9055_buck_set_mode()
136 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_ldo_get_mode() local
137 struct da9055_regulator_info *info = regulator->info; in da9055_ldo_get_mode()
140 ret = da9055_reg_read(regulator->da9055, info->volt.reg_b); in da9055_ldo_get_mode()
144 if (ret >> info->volt.sl_shift) in da9055_ldo_get_mode()
150 static int da9055_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode) in da9055_ldo_set_mode() argument
152 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_ldo_set_mode() local
153 struct da9055_regulator_info *info = regulator->info; in da9055_ldo_set_mode()
154 struct da9055_volt_reg volt = info->volt; in da9055_ldo_set_mode()
157 switch (mode) { in da9055_ldo_set_mode()
167 return da9055_reg_update(regulator->da9055, volt.reg_b, in da9055_ldo_set_mode()
174 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_buck_get_current_limit() local
175 struct da9055_regulator_info *info = regulator->info; in da9055_buck_get_current_limit()
178 ret = da9055_reg_read(regulator->da9055, DA9055_REG_BUCK_LIM); in da9055_buck_get_current_limit()
182 ret &= info->mode.mask; in da9055_buck_get_current_limit()
183 return da9055_current_limits[ret >> info->mode.shift]; in da9055_buck_get_current_limit()
189 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_buck_set_current_limit() local
190 struct da9055_regulator_info *info = regulator->info; in da9055_buck_set_current_limit()
193 for (i = ARRAY_SIZE(da9055_current_limits) - 1; i >= 0; i--) { in da9055_buck_set_current_limit()
196 return da9055_reg_update(regulator->da9055, in da9055_buck_set_current_limit()
198 info->mode.mask, in da9055_buck_set_current_limit()
199 i << info->mode.shift); in da9055_buck_set_current_limit()
202 return -EINVAL; in da9055_buck_set_current_limit()
207 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_regulator_get_voltage_sel() local
208 struct da9055_regulator_info *info = regulator->info; in da9055_regulator_get_voltage_sel()
209 struct da9055_volt_reg volt = info->volt; in da9055_regulator_get_voltage_sel()
217 ret = da9055_reg_read(regulator->da9055, info->conf.reg); in da9055_regulator_get_voltage_sel()
221 ret &= info->conf.sel_mask; in da9055_regulator_get_voltage_sel()
225 ret = da9055_reg_read(regulator->da9055, volt.reg_a); in da9055_regulator_get_voltage_sel()
227 ret = da9055_reg_read(regulator->da9055, volt.reg_b); in da9055_regulator_get_voltage_sel()
239 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_regulator_set_voltage_sel() local
240 struct da9055_regulator_info *info = regulator->info; in da9055_regulator_set_voltage_sel()
244 * Regulator register set A/B is not selected through GPIO therefore in da9055_regulator_set_voltage_sel()
247 if (regulator->reg_rselect == NO_GPIO) { in da9055_regulator_set_voltage_sel()
249 ret = da9055_reg_update(regulator->da9055, info->conf.reg, in da9055_regulator_set_voltage_sel()
250 info->conf.sel_mask, DA9055_SEL_REG_A); in da9055_regulator_set_voltage_sel()
255 return da9055_reg_update(regulator->da9055, info->volt.reg_a, in da9055_regulator_set_voltage_sel()
256 info->volt.v_mask, selector); in da9055_regulator_set_voltage_sel()
260 * Here regulator register set A/B is selected through GPIO. in da9055_regulator_set_voltage_sel()
264 ret = da9055_reg_read(regulator->da9055, info->conf.reg); in da9055_regulator_set_voltage_sel()
268 ret &= info->conf.sel_mask; in da9055_regulator_set_voltage_sel()
272 return da9055_reg_update(regulator->da9055, info->volt.reg_a, in da9055_regulator_set_voltage_sel()
273 info->volt.v_mask, selector); in da9055_regulator_set_voltage_sel()
275 return da9055_reg_update(regulator->da9055, info->volt.reg_b, in da9055_regulator_set_voltage_sel()
276 info->volt.v_mask, selector); in da9055_regulator_set_voltage_sel()
282 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_regulator_set_suspend_voltage() local
283 struct da9055_regulator_info *info = regulator->info; in da9055_regulator_set_suspend_voltage()
287 if (regulator->reg_rselect == NO_GPIO) { in da9055_regulator_set_suspend_voltage()
288 ret = da9055_reg_update(regulator->da9055, info->conf.reg, in da9055_regulator_set_suspend_voltage()
289 info->conf.sel_mask, DA9055_SEL_REG_B); in da9055_regulator_set_suspend_voltage()
298 return da9055_reg_update(regulator->da9055, info->volt.reg_b, in da9055_regulator_set_suspend_voltage()
299 info->volt.v_mask, ret); in da9055_regulator_set_suspend_voltage()
304 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_suspend_enable() local
305 struct da9055_regulator_info *info = regulator->info; in da9055_suspend_enable()
308 if (regulator->reg_rselect == NO_GPIO) in da9055_suspend_enable()
309 return da9055_reg_update(regulator->da9055, info->conf.reg, in da9055_suspend_enable()
310 info->conf.sel_mask, DA9055_SEL_REG_B); in da9055_suspend_enable()
317 struct da9055_regulator *regulator = rdev_get_drvdata(rdev); in da9055_suspend_disable() local
318 struct da9055_regulator_info *info = regulator->info; in da9055_suspend_disable()
321 if (regulator->reg_rselect == NO_GPIO) in da9055_suspend_disable()
322 return da9055_reg_update(regulator->da9055, info->conf.reg, in da9055_suspend_disable()
323 info->conf.sel_mask, DA9055_SEL_REG_A); in da9055_suspend_disable()
375 .n_voltages = (max - min) / step + 1 + (voffset), \
392 .v_mask = (1 << (vbits)) - 1,\
403 .n_voltages = (max - min) / step + 1 + (voffset), \
420 .v_mask = (1 << (vbits)) - 1,\
422 .mode = {\
441 * Configures regulator to be controlled either through GPIO 1 or 2.
442 * GPIO can control regulator state and/or select the regulator register
445 static int da9055_gpio_init(struct da9055_regulator *regulator, in da9055_gpio_init() argument
449 struct da9055_regulator_info *info = regulator->info; in da9055_gpio_init()
455 if (pdata->gpio_ren && pdata->gpio_ren[id]) { in da9055_gpio_init()
457 int gpio_mux = pdata->gpio_ren[id]; in da9055_gpio_init()
459 config->ena_gpiod = pdata->ena_gpiods[id]; in da9055_gpio_init()
460 config->ena_gpio_invert = 1; in da9055_gpio_init()
463 * GPI pin is muxed with regulator to control the in da9055_gpio_init()
464 * regulator state. in da9055_gpio_init()
467 ret = devm_gpio_request_one(config->dev, gpio_mux, GPIOF_DIR_IN, in da9055_gpio_init()
473 * Let the regulator know that its state is controlled in da9055_gpio_init()
476 ret = da9055_reg_update(regulator->da9055, info->conf.reg, in da9055_gpio_init()
478 pdata->reg_ren[id] in da9055_gpio_init()
484 if (pdata->gpio_rsel && pdata->gpio_rsel[id]) { in da9055_gpio_init()
486 int gpio_mux = pdata->gpio_rsel[id]; in da9055_gpio_init()
488 regulator->reg_rselect = pdata->reg_rsel[id]; in da9055_gpio_init()
491 * GPI pin is muxed with regulator to select the in da9055_gpio_init()
492 * regulator register set A/B for voltage ramping. in da9055_gpio_init()
495 ret = devm_gpio_request_one(config->dev, gpio_mux, GPIOF_DIR_IN, in da9055_gpio_init()
501 * Let the regulator know that its register set A/B in da9055_gpio_init()
504 ret = da9055_reg_update(regulator->da9055, info->conf.reg, in da9055_gpio_init()
506 pdata->reg_rsel[id] in da9055_gpio_init()
516 struct da9055_regulator *regulator = data; in da9055_ldo5_6_oc_irq() local
518 regulator_notifier_call_chain(regulator->rdev, in da9055_ldo5_6_oc_irq()
531 if (info->reg_desc.id == id) in find_regulator_info()
551 struct da9055_regulator *regulator, in da9055_regulator_dt_init() argument
558 nproot = of_node_get(pdev->dev.parent->of_node); in da9055_regulator_dt_init()
560 return -ENODEV; in da9055_regulator_dt_init()
564 return -ENODEV; in da9055_regulator_dt_init()
566 ret = of_regulator_match(&pdev->dev, np, &da9055_reg_matches[regid], 1); in da9055_regulator_dt_init()
569 dev_err(&pdev->dev, "Error matching regulator: %d\n", ret); in da9055_regulator_dt_init()
573 config->init_data = da9055_reg_matches[regid].init_data; in da9055_regulator_dt_init()
574 config->of_node = da9055_reg_matches[regid].of_node; in da9055_regulator_dt_init()
576 if (!config->of_node) in da9055_regulator_dt_init()
577 return -ENODEV; in da9055_regulator_dt_init()
583 struct da9055_regulator *regulator, in da9055_regulator_dt_init() argument
587 return -ENODEV; in da9055_regulator_dt_init()
594 struct da9055_regulator *regulator; in da9055_regulator_probe() local
595 struct da9055 *da9055 = dev_get_drvdata(pdev->dev.parent); in da9055_regulator_probe()
596 struct da9055_pdata *pdata = dev_get_platdata(da9055->dev); in da9055_regulator_probe()
599 regulator = devm_kzalloc(&pdev->dev, sizeof(struct da9055_regulator), in da9055_regulator_probe()
601 if (!regulator) in da9055_regulator_probe()
602 return -ENOMEM; in da9055_regulator_probe()
604 regulator->info = find_regulator_info(pdev->id); in da9055_regulator_probe()
605 if (regulator->info == NULL) { in da9055_regulator_probe()
606 dev_err(&pdev->dev, "invalid regulator ID specified\n"); in da9055_regulator_probe()
607 return -EINVAL; in da9055_regulator_probe()
610 regulator->da9055 = da9055; in da9055_regulator_probe()
611 config.dev = &pdev->dev; in da9055_regulator_probe()
612 config.driver_data = regulator; in da9055_regulator_probe()
613 config.regmap = da9055->regmap; in da9055_regulator_probe()
615 if (pdata && pdata->regulators) { in da9055_regulator_probe()
616 config.init_data = pdata->regulators[pdev->id]; in da9055_regulator_probe()
618 ret = da9055_regulator_dt_init(pdev, regulator, &config, in da9055_regulator_probe()
619 pdev->id); in da9055_regulator_probe()
624 ret = da9055_gpio_init(regulator, &config, pdata, pdev->id); in da9055_regulator_probe()
628 regulator->rdev = devm_regulator_register(&pdev->dev, in da9055_regulator_probe()
629 ®ulator->info->reg_desc, in da9055_regulator_probe()
631 if (IS_ERR(regulator->rdev)) { in da9055_regulator_probe()
632 dev_err(&pdev->dev, "Failed to register regulator %s\n", in da9055_regulator_probe()
633 regulator->info->reg_desc.name); in da9055_regulator_probe()
634 return PTR_ERR(regulator->rdev); in da9055_regulator_probe()
638 if (pdev->id == DA9055_ID_LDO5 || pdev->id == DA9055_ID_LDO6) { in da9055_regulator_probe()
639 irq = platform_get_irq_byname(pdev, "REGULATOR"); in da9055_regulator_probe()
643 ret = devm_request_threaded_irq(&pdev->dev, irq, NULL, in da9055_regulator_probe()
648 pdev->name, regulator); in da9055_regulator_probe()
650 if (ret != -EBUSY) { in da9055_regulator_probe()
651 dev_err(&pdev->dev, in da9055_regulator_probe()
652 "Failed to request Regulator IRQ %d: %d\n", in da9055_regulator_probe()
659 platform_set_drvdata(pdev, regulator); in da9055_regulator_probe()
667 .name = "da9055-regulator",
684 MODULE_DESCRIPTION("Power Regulator driver for Dialog DA9055 PMIC");
686 MODULE_ALIAS("platform:da9055-regulator");