Lines Matching refs:madc
178 struct twl4030_madc_data *madc = iio_priv(iio_dev); in twl4030_madc_read() local
182 req.method = madc->use_second_irq ? TWL4030_MADC_SW2 : TWL4030_MADC_SW1; in twl4030_madc_read()
301 static int twl4030_madc_channel_raw_read(struct twl4030_madc_data *madc, u8 reg) in twl4030_madc_channel_raw_read() argument
311 dev_err(madc->dev, "unable to read register 0x%X\n", reg); in twl4030_madc_channel_raw_read()
372 static int twl4030_madc_read_channels(struct twl4030_madc_data *madc, in twl4030_madc_read_channels() argument
383 buf[i] = twl4030_madc_channel_raw_read(madc, reg); in twl4030_madc_read_channels()
385 dev_err(madc->dev, "Unable to read register 0x%X\n", in twl4030_madc_read_channels()
397 dev_err(madc->dev, "err reading current\n"); in twl4030_madc_read_channels()
407 dev_err(madc->dev, "err reading temperature\n"); in twl4030_madc_read_channels()
441 static int twl4030_madc_disable_irq(struct twl4030_madc_data *madc, u8 id) in twl4030_madc_disable_irq() argument
446 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &val, madc->imr); in twl4030_madc_disable_irq()
448 dev_err(madc->dev, "unable to read imr register 0x%X\n", in twl4030_madc_disable_irq()
449 madc->imr); in twl4030_madc_disable_irq()
453 ret = twl_i2c_write_u8(TWL4030_MODULE_MADC, val, madc->imr); in twl4030_madc_disable_irq()
455 dev_err(madc->dev, in twl4030_madc_disable_irq()
456 "unable to write imr register 0x%X\n", madc->imr); in twl4030_madc_disable_irq()
465 struct twl4030_madc_data *madc = _madc; in twl4030_madc_threaded_irq_handler() local
471 mutex_lock(&madc->lock); in twl4030_madc_threaded_irq_handler()
472 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &isr_val, madc->isr); in twl4030_madc_threaded_irq_handler()
474 dev_err(madc->dev, "unable to read isr register 0x%X\n", in twl4030_madc_threaded_irq_handler()
475 madc->isr); in twl4030_madc_threaded_irq_handler()
478 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &imr_val, madc->imr); in twl4030_madc_threaded_irq_handler()
480 dev_err(madc->dev, "unable to read imr register 0x%X\n", in twl4030_madc_threaded_irq_handler()
481 madc->imr); in twl4030_madc_threaded_irq_handler()
488 ret = twl4030_madc_disable_irq(madc, i); in twl4030_madc_threaded_irq_handler()
490 dev_dbg(madc->dev, "Disable interrupt failed %d\n", i); in twl4030_madc_threaded_irq_handler()
491 madc->requests[i].result_pending = true; in twl4030_madc_threaded_irq_handler()
494 r = &madc->requests[i]; in twl4030_madc_threaded_irq_handler()
500 twl4030_madc_read_channels(madc, method->rbase, in twl4030_madc_threaded_irq_handler()
506 mutex_unlock(&madc->lock); in twl4030_madc_threaded_irq_handler()
516 r = &madc->requests[i]; in twl4030_madc_threaded_irq_handler()
521 twl4030_madc_read_channels(madc, method->rbase, in twl4030_madc_threaded_irq_handler()
527 mutex_unlock(&madc->lock); in twl4030_madc_threaded_irq_handler()
540 static int twl4030_madc_start_conversion(struct twl4030_madc_data *madc, in twl4030_madc_start_conversion() argument
553 dev_err(madc->dev, "unable to write ctrl register 0x%X\n", in twl4030_madc_start_conversion()
568 static int twl4030_madc_wait_conversion_ready(struct twl4030_madc_data *madc, in twl4030_madc_wait_conversion_ready() argument
581 dev_err(madc->dev, in twl4030_madc_wait_conversion_ready()
590 dev_err(madc->dev, "conversion timeout!\n"); in twl4030_madc_wait_conversion_ready()
677 static int twl4030_madc_set_current_generator(struct twl4030_madc_data *madc, in twl4030_madc_set_current_generator() argument
687 dev_err(madc->dev, "unable to read BCICTL1 reg 0x%X", in twl4030_madc_set_current_generator()
701 dev_err(madc->dev, "unable to write BCICTL1 reg 0x%X\n", in twl4030_madc_set_current_generator()
715 static int twl4030_madc_set_power(struct twl4030_madc_data *madc, int on) in twl4030_madc_set_power() argument
723 dev_err(madc->dev, "unable to read madc ctrl1 reg 0x%X\n", in twl4030_madc_set_power()
733 dev_err(madc->dev, "unable to write madc ctrl1 reg 0x%X\n", in twl4030_madc_set_power()
746 struct twl4030_madc_data *madc; in twl4030_madc_probe() local
758 iio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*madc)); in twl4030_madc_probe()
764 madc = iio_priv(iio_dev); in twl4030_madc_probe()
765 madc->dev = &pdev->dev; in twl4030_madc_probe()
779 madc->use_second_irq = (pdata->irq_line != 1); in twl4030_madc_probe()
781 madc->use_second_irq = of_property_read_bool(np, in twl4030_madc_probe()
784 madc->imr = madc->use_second_irq ? TWL4030_MADC_IMR2 : in twl4030_madc_probe()
786 madc->isr = madc->use_second_irq ? TWL4030_MADC_ISR2 : in twl4030_madc_probe()
789 ret = twl4030_madc_set_power(madc, 1); in twl4030_madc_probe()
792 ret = twl4030_madc_set_current_generator(madc, 0, 1); in twl4030_madc_probe()
834 mutex_init(&madc->lock); in twl4030_madc_probe()
840 "twl4030_madc", madc); in twl4030_madc_probe()
845 twl4030_madc = madc; in twl4030_madc_probe()
865 madc->usb3v1 = devm_regulator_get(madc->dev, "vusb3v1"); in twl4030_madc_probe()
866 if (IS_ERR(madc->usb3v1)) { in twl4030_madc_probe()
871 ret = regulator_enable(madc->usb3v1); in twl4030_madc_probe()
873 dev_err(madc->dev, "could not enable 3v1 bias regulator\n"); in twl4030_madc_probe()
886 regulator_disable(madc->usb3v1); in twl4030_madc_probe()
888 twl4030_madc_set_current_generator(madc, 0, 0); in twl4030_madc_probe()
890 twl4030_madc_set_power(madc, 0); in twl4030_madc_probe()
897 struct twl4030_madc_data *madc = iio_priv(iio_dev); in twl4030_madc_remove() local
901 twl4030_madc_set_current_generator(madc, 0, 0); in twl4030_madc_remove()
902 twl4030_madc_set_power(madc, 0); in twl4030_madc_remove()
904 regulator_disable(madc->usb3v1); in twl4030_madc_remove()