364 static struct rk806 *rk806_master;
365 static struct rk806 *rk806_slaver;
373 	struct rk806 *rk806;  in rk806_master_store()  local
383 	rk806 = rk806_master;  in rk806_master_store()
384 	if (!rk806) {  in rk806_master_store()
401 		regmap_write(rk806->regmap, addr, data);  in rk806_master_store()
402 		regmap_read(rk806->regmap, addr, &data);  in rk806_master_store()
415 		regmap_read(rk806->regmap, addr, &data);  in rk806_master_store()
433 	struct rk806 *rk806;  in rk806_slaver_store()  local
443 	rk806 = rk806_slaver;  in rk806_slaver_store()
444 	if (!rk806) {  in rk806_slaver_store()
461 		regmap_write(rk806->regmap, addr, data);  in rk806_slaver_store()
462 		regmap_read(rk806->regmap, addr, &data);  in rk806_slaver_store()
474 		regmap_read(rk806->regmap, addr, &data);  in rk806_slaver_store()
492 int rk806_field_read(struct rk806 *rk806,  in rk806_field_read()  argument
498 	ret = regmap_field_read(rk806->rmap_fields[field_id], &val);  in rk806_field_read()
506 int rk806_field_write(struct rk806 *rk806,  in rk806_field_write()  argument
510 	return regmap_field_write(rk806->rmap_fields[field_id], val);  in rk806_field_write()
514 static void rk806_irq_init(struct rk806 *rk806)  in rk806_irq_init()  argument
517 	rk806_field_write(rk806, INT_POL, RK806_INT_POL_LOW);  in rk806_irq_init()
520 static int rk806_pinctrl_init(struct rk806 *rk806)  in rk806_pinctrl_init()  argument
522 	struct device *dev = rk806->dev;  in rk806_pinctrl_init()
524 	rk806->pins = devm_kzalloc(dev,  in rk806_pinctrl_init()
527 	if (!rk806->pins)  in rk806_pinctrl_init()
530 	rk806->pins->p = devm_pinctrl_get(dev);  in rk806_pinctrl_init()
531 	if (IS_ERR(rk806->pins->p)) {  in rk806_pinctrl_init()
532 		rk806->pins->p = NULL;  in rk806_pinctrl_init()
537 	rk806->pins->default_st = pinctrl_lookup_state(rk806->pins->p,  in rk806_pinctrl_init()
540 	if (IS_ERR(rk806->pins->default_st))  in rk806_pinctrl_init()
543 	rk806->pins->power_off = pinctrl_lookup_state(rk806->pins->p,  in rk806_pinctrl_init()
545 	if (IS_ERR(rk806->pins->power_off)) {  in rk806_pinctrl_init()
546 		rk806->pins->power_off = NULL;  in rk806_pinctrl_init()
550 	rk806->pins->sleep = pinctrl_lookup_state(rk806->pins->p,  in rk806_pinctrl_init()
552 	if (IS_ERR(rk806->pins->sleep)) {  in rk806_pinctrl_init()
553 		rk806->pins->sleep = NULL;  in rk806_pinctrl_init()
557 	rk806->pins->reset = pinctrl_lookup_state(rk806->pins->p,  in rk806_pinctrl_init()
559 	if (IS_ERR(rk806->pins->reset)) {  in rk806_pinctrl_init()
560 		rk806->pins->reset = NULL;  in rk806_pinctrl_init()
564 	rk806->pins->dvs = pinctrl_lookup_state(rk806->pins->p,  in rk806_pinctrl_init()
566 	if (IS_ERR(rk806->pins->dvs)) {  in rk806_pinctrl_init()
567 		rk806->pins->dvs = NULL;  in rk806_pinctrl_init()
574 static irqreturn_t rk806_vb_low_irq(int irq, void *rk806)  in rk806_vb_low_irq()  argument
579 static int rk806_low_power_irqs(struct rk806 *rk806)  in rk806_low_power_irqs()  argument
584 	pdata = rk806->pdata;  in rk806_low_power_irqs()
589 	rk806_field_write(rk806, VB_LO_ACT, VB_LO_ACT_INT);  in rk806_low_power_irqs()
591 	rk806_field_write(rk806, VB_LO_SEL,  in rk806_low_power_irqs()
594 	vb_lo_irq = regmap_irq_get_virq(rk806->irq_data, RK806_IRQ_VB_LO);  in rk806_low_power_irqs()
596 		dev_err(rk806->dev, "vb_lo_irq request failed!\n");  in rk806_low_power_irqs()
600 	ret = devm_request_threaded_irq(rk806->dev, vb_lo_irq,  in rk806_low_power_irqs()
604 					"rk806_vb_low", rk806);  in rk806_low_power_irqs()
606 		dev_err(rk806->dev, "vb_lo_irq request failed!\n");  in rk806_low_power_irqs()
610 	rk806->vb_lo_irq = vb_lo_irq;  in rk806_low_power_irqs()
611 	disable_irq(rk806->vb_lo_irq);  in rk806_low_power_irqs()
617 static int rk806_parse_dt(struct rk806 *rk806)  in rk806_parse_dt()  argument
620 	struct device *dev = rk806->dev;  in rk806_parse_dt()
624 	pdata = rk806->pdata;  in rk806_parse_dt()
673 		rk806_field_write(rk806, RST_FUN, 0x00);  in rk806_parse_dt()
675 		rk806_field_write(rk806, RST_FUN, rst_fun);  in rk806_parse_dt()
679 		rk806_field_write(rk806, PWRON_ON_TIME, 0x00);  in rk806_parse_dt()
684 static int rk806_init(struct rk806 *rk806)  in rk806_init()  argument
689 	pdata = rk806->pdata;  in rk806_init()
697 		rk806_field_write(rk806, VB_UV_SEL, vb_uv_sel);  in rk806_init()
701 		rk806_field_write(rk806, TSD_TEMP, TSD_TEMP_160);  in rk806_init()
704 	rk806_field_write(rk806, SLAVE_RESTART_FUN, 0x01);  in rk806_init()
706 	rk806_field_write(rk806, ENB2_2M, 0x01);  in rk806_init()
708 	rk806_low_power_irqs(rk806);  in rk806_init()
713 int rk806_device_init(struct rk806 *rk806)  in rk806_device_init()  argument
715 	struct device_node *np = rk806->dev->of_node;  in rk806_device_init()
722 	pdata = devm_kzalloc(rk806->dev, sizeof(*pdata), GFP_KERNEL);  in rk806_device_init()
726 	rk806->pdata = pdata;  in rk806_device_init()
731 		rk806->rmap_fields[i] =  in rk806_device_init()
732 			devm_regmap_field_alloc(rk806->dev,  in rk806_device_init()
733 						rk806->regmap,  in rk806_device_init()
735 		if (IS_ERR(rk806->rmap_fields[i])) {  in rk806_device_init()
736 			dev_err(rk806->dev, "cannot allocate regmap field\n");  in rk806_device_init()
737 			return PTR_ERR(rk806->rmap_fields[i]);  in rk806_device_init()
741 	name_h = rk806_field_read(rk806, CHIP_NAME_H);  in rk806_device_init()
742 	name_l = rk806_field_read(rk806, CHIP_NAME_L);  in rk806_device_init()
743 	chip_ver = rk806_field_read(rk806, CHIP_VER);  in rk806_device_init()
744 	otp_ver = rk806_field_read(rk806, OTP_VER);  in rk806_device_init()
745 	dev_info(rk806->dev, "chip id: RK%x%x,ver:0x%x, 0x%x\n",  in rk806_device_init()
748 		rk806_field_write(rk806, ABNORDET_EN, 0x01);  in rk806_device_init()
750 	on_source = rk806_field_read(rk806, ON_SOURCE);  in rk806_device_init()
751 	off_source = rk806_field_read(rk806, OFF_SOURCE);  in rk806_device_init()
752 	dev_info(rk806->dev, "ON: 0x%x OFF:0x%x\n", on_source, off_source);  in rk806_device_init()
754 	rk806_parse_dt(rk806);  in rk806_device_init()
756 	rk806_irq_init(rk806);  in rk806_device_init()
757 	ret = devm_regmap_add_irq_chip(rk806->dev,  in rk806_device_init()
758 				       rk806->regmap,  in rk806_device_init()
759 				       rk806->irq,  in rk806_device_init()
763 				       &rk806->irq_data);  in rk806_device_init()
765 		dev_err(rk806->dev, "Failed to add IRQ chip: err = %d\n", ret);  in rk806_device_init()
769 	ret = devm_mfd_add_devices(rk806->dev,  in rk806_device_init()
775 				   regmap_irq_get_domain(rk806->irq_data));  in rk806_device_init()
777 		dev_err(rk806->dev, "mfd_add_devices failed: %d\n", ret);  in rk806_device_init()
781 	rk806_pinctrl_init(rk806);  in rk806_device_init()
782 	rk806_init(rk806);  in rk806_device_init()
789 				dev_err(rk806->dev, "create %s sysfs error\n", np->name);  in rk806_device_init()
791 				rk806_master = rk806;  in rk806_device_init()
798 				dev_err(rk806->dev, "create %s sysfs error\n", np->name);  in rk806_device_init()
800 				rk806_slaver = rk806;  in rk806_device_init()
808 int rk806_device_exit(struct rk806 *rk806)  in rk806_device_exit()  argument
810 	struct device_node *np = rk806->dev->of_node;  in rk806_device_exit()