64 			       const struct axi_fan_control_data *ctl)  in axi_iowrite()  argument
66 	iowrite32(val, ctl->base + reg);  in axi_iowrite()
70 			     const struct axi_fan_control_data *ctl)  in axi_ioread()  argument
72 	return ioread32(ctl->base + reg);  in axi_ioread()
81 	struct axi_fan_control_data *ctl = dev_get_drvdata(dev);  in axi_fan_control_show()  local
83 	u32 temp = axi_ioread(attr->index, ctl);  in axi_fan_control_show()
93 	struct axi_fan_control_data *ctl = dev_get_drvdata(dev);  in axi_fan_control_store()  local
103 	axi_iowrite(temp, attr->index, ctl);  in axi_fan_control_store()
108 static long axi_fan_control_get_pwm_duty(const struct axi_fan_control_data *ctl)  in axi_fan_control_get_pwm_duty()  argument
110 	u32 pwm_width = axi_ioread(ADI_REG_PWM_WIDTH, ctl);  in axi_fan_control_get_pwm_duty()
111 	u32 pwm_period = axi_ioread(ADI_REG_PWM_PERIOD, ctl);  in axi_fan_control_get_pwm_duty()
120 					struct axi_fan_control_data *ctl)  in axi_fan_control_set_pwm_duty()  argument
122 	u32 pwm_period = axi_ioread(ADI_REG_PWM_PERIOD, ctl);  in axi_fan_control_set_pwm_duty()
128 	axi_iowrite(new_width, ADI_REG_PWM_WIDTH, ctl);  in axi_fan_control_set_pwm_duty()
133 static long axi_fan_control_get_fan_rpm(const struct axi_fan_control_data *ctl)  in axi_fan_control_get_fan_rpm()  argument
135 	const u32 tach = axi_ioread(ADI_REG_TACH_MEASUR, ctl);  in axi_fan_control_get_fan_rpm()
148 	return DIV_ROUND_CLOSEST(60 * ctl->clk_rate, ctl->ppr * tach);  in axi_fan_control_get_fan_rpm()
153 	struct axi_fan_control_data *ctl = dev_get_drvdata(dev);  in axi_fan_control_read_temp()  local
158 		raw_temp = axi_ioread(ADI_REG_TEMPERATURE, ctl);  in axi_fan_control_read_temp()
174 	struct axi_fan_control_data *ctl = dev_get_drvdata(dev);  in axi_fan_control_read_fan()  local
178 		*val = ctl->fan_fault;  in axi_fan_control_read_fan()
180 		ctl->fan_fault = 0;  in axi_fan_control_read_fan()
183 		*val = axi_fan_control_get_fan_rpm(ctl);  in axi_fan_control_read_fan()
192 	struct axi_fan_control_data *ctl = dev_get_drvdata(dev);  in axi_fan_control_read_pwm()  local
196 		*val = axi_fan_control_get_pwm_duty(ctl);  in axi_fan_control_read_pwm()
205 	struct axi_fan_control_data *ctl = dev_get_drvdata(dev);  in axi_fan_control_write_pwm()  local
209 		return axi_fan_control_set_pwm_duty(val, ctl);  in axi_fan_control_write_pwm()
321  * already to the ney duty cycle) based on the %ctl->hw_pwm_req flag.
325 	struct axi_fan_control_data *ctl = (struct axi_fan_control_data *)data;  in axi_fan_control_irq_handler()  local
326 	u32 irq_pending = axi_ioread(ADI_REG_IRQ_PENDING, ctl);  in axi_fan_control_irq_handler()
331 		ctl->hw_pwm_req = true;  in axi_fan_control_irq_handler()
339 		if (!ctl->hw_pwm_req) {  in axi_fan_control_irq_handler()
340 			ctl->update_tacho_params = true;  in axi_fan_control_irq_handler()
342 			ctl->hw_pwm_req = false;  in axi_fan_control_irq_handler()
343 			hwmon_notify_event(ctl->hdev, hwmon_pwm,  in axi_fan_control_irq_handler()
349 		if (ctl->update_tacho_params) {  in axi_fan_control_irq_handler()
350 			u32 new_tach = axi_ioread(ADI_REG_TACH_MEASUR, ctl);  in axi_fan_control_irq_handler()
355 			axi_iowrite(new_tach, ADI_REG_TACH_PERIOD, ctl);  in axi_fan_control_irq_handler()
356 			axi_iowrite(tach_tol, ADI_REG_TACH_TOLERANCE, ctl);  in axi_fan_control_irq_handler()
357 			ctl->update_tacho_params = false;  in axi_fan_control_irq_handler()
362 		ctl->fan_fault = 1;  in axi_fan_control_irq_handler()
366 	axi_iowrite(clear_mask, ADI_REG_IRQ_PENDING, ctl);  in axi_fan_control_irq_handler()
371 static int axi_fan_control_init(struct axi_fan_control_data *ctl,  in axi_fan_control_init()  argument
377 	ret = device_property_read_u32(dev, "pulses-per-revolution", &ctl->ppr);  in axi_fan_control_init()
382 	if (ctl->ppr != 1 && ctl->ppr != 2 && ctl->ppr != 4)  in axi_fan_control_init()
390 		    ADI_REG_IRQ_MASK, ctl);  in axi_fan_control_init()
393 	axi_iowrite(0x01, ADI_REG_RSTN, ctl);  in axi_fan_control_init()
449 	struct axi_fan_control_data *ctl;  in axi_fan_control_probe()  local
460 	ctl = devm_kzalloc(&pdev->dev, sizeof(*ctl), GFP_KERNEL);  in axi_fan_control_probe()
461 	if (!ctl)  in axi_fan_control_probe()
464 	ctl->base = devm_platform_ioremap_resource(pdev, 0);  in axi_fan_control_probe()
465 	if (IS_ERR(ctl->base))  in axi_fan_control_probe()
466 		return PTR_ERR(ctl->base);  in axi_fan_control_probe()
473 	ctl->clk_rate = clk_get_rate(clk);  in axi_fan_control_probe()
474 	if (!ctl->clk_rate)  in axi_fan_control_probe()
477 	version = axi_ioread(ADI_AXI_REG_VERSION, ctl);  in axi_fan_control_probe()
489 	ret = axi_fan_control_init(ctl, &pdev->dev);  in axi_fan_control_probe()
494 	ctl->hdev = devm_hwmon_device_register_with_info(&pdev->dev,  in axi_fan_control_probe()
496 							 ctl,  in axi_fan_control_probe()
500 	if (IS_ERR(ctl->hdev))  in axi_fan_control_probe()
501 		return PTR_ERR(ctl->hdev);  in axi_fan_control_probe()
503 	ctl->irq = platform_get_irq(pdev, 0);  in axi_fan_control_probe()
504 	if (ctl->irq < 0)  in axi_fan_control_probe()
505 		return ctl->irq;  in axi_fan_control_probe()
507 	ret = devm_request_threaded_irq(&pdev->dev, ctl->irq, NULL,  in axi_fan_control_probe()
510 					pdev->driver_override, ctl);  in axi_fan_control_probe()