1 // SPDX-License-Identifier: GPL-2.0-or-later
5  * Copyright 2011-2012 Texas Instruments Inc.
328 	struct palmas_pmic_driver_data *pmic_ddata = palmas->pmic_ddata;  in palmas_ext_control_req_config()
350 	bit_pos = pmic_ddata->sleep_req_info[id].bit_pos;  in palmas_ext_control_req_config()
351 	reg_add += pmic_ddata->sleep_req_info[id].reg_offset;  in palmas_ext_control_req_config()
359 		dev_err(palmas->dev, "Resource reg 0x%02x update failed %d\n",  in palmas_ext_control_req_config()
368 		dev_err(palmas->dev, "POWER_CTRL register update failed %d\n",  in palmas_ext_control_req_config()
379 	struct irq_data *irq_data = irq_get_irq_data(i2c->irq);  in palmas_set_pdata_irq_flag()
381 		dev_err(&i2c->dev, "Invalid IRQ: %d\n", i2c->irq);  in palmas_set_pdata_irq_flag()
382 		return -EINVAL;  in palmas_set_pdata_irq_flag()
385 	pdata->irq_flags = irqd_get_trigger_type(irq_data);  in palmas_set_pdata_irq_flag()
386 	dev_info(&i2c->dev, "Irq flag is 0x%08x\n", pdata->irq_flags);  in palmas_set_pdata_irq_flag()
393 	struct device_node *node = i2c->dev.of_node;  in palmas_dt_to_pdata()
397 	ret = of_property_read_u32(node, "ti,mux-pad1", &prop);  in palmas_dt_to_pdata()
399 		pdata->mux_from_pdata = 1;  in palmas_dt_to_pdata()
400 		pdata->pad1 = prop;  in palmas_dt_to_pdata()
403 	ret = of_property_read_u32(node, "ti,mux-pad2", &prop);  in palmas_dt_to_pdata()
405 		pdata->mux_from_pdata = 1;  in palmas_dt_to_pdata()
406 		pdata->pad2 = prop;  in palmas_dt_to_pdata()
410 	ret = of_property_read_u32(node, "ti,power-ctrl", &prop);  in palmas_dt_to_pdata()
412 		pdata->power_ctrl = prop;  in palmas_dt_to_pdata()
414 		pdata->power_ctrl = PALMAS_POWER_CTRL_NSLEEP_MASK |  in palmas_dt_to_pdata()
417 	if (i2c->irq)  in palmas_dt_to_pdata()
420 	pdata->pm_off = of_property_read_bool(node,  in palmas_dt_to_pdata()
421 			"ti,system-power-controller");  in palmas_dt_to_pdata()
427 	unsigned int addr;  in palmas_power_off()  local
428 	int ret, slave;  in palmas_power_off()  local
430 	struct device_node *np = palmas_dev->dev->of_node;  in palmas_power_off()
432 	if (of_property_read_bool(np, "ti,palmas-override-powerhold")) {  in palmas_power_off()
433 		addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,  in palmas_power_off()
435 		slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);  in palmas_power_off()
444 		ret = regmap_update_bits(palmas_dev->regmap[slave], addr,  in palmas_power_off()
447 			dev_err(palmas_dev->dev,  in palmas_power_off()
452 	slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);  in palmas_power_off()
453 	addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_DEV_CTRL);  in palmas_power_off()
456 			palmas_dev->regmap[slave],  in palmas_power_off()
457 			addr,  in palmas_power_off()
489 	struct device_node *node = i2c->dev.of_node;  in palmas_i2c_probe()
491 	unsigned int reg, addr;  in palmas_i2c_probe()  local
492 	int slave;  in palmas_i2c_probe()  local
494 	pdata = dev_get_platdata(&i2c->dev);  in palmas_i2c_probe()
497 		pdata = devm_kzalloc(&i2c->dev, sizeof(*pdata), GFP_KERNEL);  in palmas_i2c_probe()
500 			return -ENOMEM;  in palmas_i2c_probe()
506 		return -EINVAL;  in palmas_i2c_probe()
508 	palmas = devm_kzalloc(&i2c->dev, sizeof(struct palmas), GFP_KERNEL);  in palmas_i2c_probe()
510 		return -ENOMEM;  in palmas_i2c_probe()
513 	palmas->dev = &i2c->dev;  in palmas_i2c_probe()
514 	palmas->irq = i2c->irq;  in palmas_i2c_probe()
517 	palmas->features = driver_data->features;  in palmas_i2c_probe()
521 			palmas->i2c_clients[i] = i2c;  in palmas_i2c_probe()
523 			palmas->i2c_clients[i] =  in palmas_i2c_probe()
524 					i2c_new_dummy_device(i2c->adapter,  in palmas_i2c_probe()
525 							i2c->addr + i);  in palmas_i2c_probe()
526 			if (IS_ERR(palmas->i2c_clients[i])) {  in palmas_i2c_probe()
527 				dev_err(palmas->dev,  in palmas_i2c_probe()
529 				ret = PTR_ERR(palmas->i2c_clients[i]);  in palmas_i2c_probe()
532 			palmas->i2c_clients[i]->dev.of_node = of_node_get(node);  in palmas_i2c_probe()
534 		palmas->regmap[i] = devm_regmap_init_i2c(palmas->i2c_clients[i],  in palmas_i2c_probe()
536 		if (IS_ERR(palmas->regmap[i])) {  in palmas_i2c_probe()
537 			ret = PTR_ERR(palmas->regmap[i]);  in palmas_i2c_probe()
538 			dev_err(palmas->dev,  in palmas_i2c_probe()
545 	if (!palmas->irq) {  in palmas_i2c_probe()
546 		dev_warn(palmas->dev, "IRQ missing: skipping irq request\n");  in palmas_i2c_probe()
551 	if (pdata->irq_flags & IRQ_TYPE_LEVEL_HIGH)  in palmas_i2c_probe()
559 		dev_err(palmas->dev, "POLARITY_CTRL update failed: %d\n", ret);  in palmas_i2c_probe()
564 	slave = PALMAS_BASE_TO_SLAVE(PALMAS_INTERRUPT_BASE);  in palmas_i2c_probe()
565 	addr = PALMAS_BASE_TO_REG(PALMAS_INTERRUPT_BASE, PALMAS_INT_CTRL);  in palmas_i2c_probe()
568 	regmap_write(palmas->regmap[slave], addr, reg);  in palmas_i2c_probe()
570 	ret = regmap_add_irq_chip(palmas->regmap[slave], palmas->irq,  in palmas_i2c_probe()
571 				  IRQF_ONESHOT | pdata->irq_flags, 0,  in palmas_i2c_probe()
572 				  driver_data->irq_chip, &palmas->irq_data);  in palmas_i2c_probe()
577 	slave = PALMAS_BASE_TO_SLAVE(PALMAS_PU_PD_OD_BASE);  in palmas_i2c_probe()
578 	addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,  in palmas_i2c_probe()
581 	if (pdata->mux_from_pdata) {  in palmas_i2c_probe()
582 		reg = pdata->pad1;  in palmas_i2c_probe()
583 		ret = regmap_write(palmas->regmap[slave], addr, reg);  in palmas_i2c_probe()
587 		ret = regmap_read(palmas->regmap[slave], addr, &reg);  in palmas_i2c_probe()
593 		palmas->gpio_muxed |= PALMAS_GPIO_0_MUXED;  in palmas_i2c_probe()
595 		palmas->gpio_muxed |= PALMAS_GPIO_1_MUXED;  in palmas_i2c_probe()
598 		palmas->led_muxed |= PALMAS_LED1_MUXED;  in palmas_i2c_probe()
601 		palmas->pwm_muxed |= PALMAS_PWM1_MUXED;  in palmas_i2c_probe()
603 		palmas->gpio_muxed |= PALMAS_GPIO_2_MUXED;  in palmas_i2c_probe()
606 		palmas->led_muxed |= PALMAS_LED2_MUXED;  in palmas_i2c_probe()
609 		palmas->pwm_muxed |= PALMAS_PWM2_MUXED;  in palmas_i2c_probe()
611 		palmas->gpio_muxed |= PALMAS_GPIO_3_MUXED;  in palmas_i2c_probe()
613 	addr = PALMAS_BASE_TO_REG(PALMAS_PU_PD_OD_BASE,  in palmas_i2c_probe()
616 	if (pdata->mux_from_pdata) {  in palmas_i2c_probe()
617 		reg = pdata->pad2;  in palmas_i2c_probe()
618 		ret = regmap_write(palmas->regmap[slave], addr, reg);  in palmas_i2c_probe()
622 		ret = regmap_read(palmas->regmap[slave], addr, &reg);  in palmas_i2c_probe()
628 		palmas->gpio_muxed |= PALMAS_GPIO_4_MUXED;  in palmas_i2c_probe()
630 		palmas->gpio_muxed |= PALMAS_GPIO_5_MUXED;  in palmas_i2c_probe()
632 		palmas->gpio_muxed |= PALMAS_GPIO_6_MUXED;  in palmas_i2c_probe()
634 		palmas->gpio_muxed |= PALMAS_GPIO_7_MUXED;  in palmas_i2c_probe()
636 	dev_info(palmas->dev, "Muxing GPIO %x, PWM %x, LED %x\n",  in palmas_i2c_probe()
637 			palmas->gpio_muxed, palmas->pwm_muxed,  in palmas_i2c_probe()
638 			palmas->led_muxed);  in palmas_i2c_probe()
640 	reg = pdata->power_ctrl;  in palmas_i2c_probe()
642 	slave = PALMAS_BASE_TO_SLAVE(PALMAS_PMU_CONTROL_BASE);  in palmas_i2c_probe()
643 	addr = PALMAS_BASE_TO_REG(PALMAS_PMU_CONTROL_BASE, PALMAS_POWER_CTRL);  in palmas_i2c_probe()
645 	ret = regmap_write(palmas->regmap[slave], addr, reg);  in palmas_i2c_probe()
654 		ret = devm_of_platform_populate(&i2c->dev);  in palmas_i2c_probe()
657 		} else if (pdata->pm_off && !pm_power_off) {  in palmas_i2c_probe()
666 	regmap_del_irq_chip(palmas->irq, palmas->irq_data);  in palmas_i2c_probe()
669 		if (palmas->i2c_clients[i])  in palmas_i2c_probe()
670 			i2c_unregister_device(palmas->i2c_clients[i]);  in palmas_i2c_probe()
680 	regmap_del_irq_chip(palmas->irq, palmas->irq_data);  in palmas_i2c_remove()
683 		if (palmas->i2c_clients[i])  in palmas_i2c_remove()
684 			i2c_unregister_device(palmas->i2c_clients[i]);  in palmas_i2c_remove()
734 MODULE_DESCRIPTION("Palmas chip family multi-function driver");