Lines Matching refs:madc
73 struct twl4030_madc_data *madc = iio_priv(iio_dev); in twl4030_madc_read() local
77 req.method = madc->use_second_irq ? TWL4030_MADC_SW2 : TWL4030_MADC_SW1; in twl4030_madc_read()
205 static int twl4030_madc_channel_raw_read(struct twl4030_madc_data *madc, u8 reg) in twl4030_madc_channel_raw_read() argument
215 dev_err(madc->dev, "unable to read register 0x%X\n", reg); in twl4030_madc_channel_raw_read()
276 static int twl4030_madc_read_channels(struct twl4030_madc_data *madc, in twl4030_madc_read_channels() argument
287 buf[i] = twl4030_madc_channel_raw_read(madc, reg); in twl4030_madc_read_channels()
289 dev_err(madc->dev, "Unable to read register 0x%X\n", in twl4030_madc_read_channels()
301 dev_err(madc->dev, "err reading current\n"); in twl4030_madc_read_channels()
311 dev_err(madc->dev, "err reading temperature\n"); in twl4030_madc_read_channels()
345 static int twl4030_madc_enable_irq(struct twl4030_madc_data *madc, u8 id) in twl4030_madc_enable_irq() argument
350 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &val, madc->imr); in twl4030_madc_enable_irq()
352 dev_err(madc->dev, "unable to read imr register 0x%X\n", in twl4030_madc_enable_irq()
353 madc->imr); in twl4030_madc_enable_irq()
358 ret = twl_i2c_write_u8(TWL4030_MODULE_MADC, val, madc->imr); in twl4030_madc_enable_irq()
360 dev_err(madc->dev, in twl4030_madc_enable_irq()
361 "unable to write imr register 0x%X\n", madc->imr); in twl4030_madc_enable_irq()
376 static int twl4030_madc_disable_irq(struct twl4030_madc_data *madc, u8 id) in twl4030_madc_disable_irq() argument
381 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &val, madc->imr); in twl4030_madc_disable_irq()
383 dev_err(madc->dev, "unable to read imr register 0x%X\n", in twl4030_madc_disable_irq()
384 madc->imr); in twl4030_madc_disable_irq()
388 ret = twl_i2c_write_u8(TWL4030_MODULE_MADC, val, madc->imr); in twl4030_madc_disable_irq()
390 dev_err(madc->dev, in twl4030_madc_disable_irq()
391 "unable to write imr register 0x%X\n", madc->imr); in twl4030_madc_disable_irq()
400 struct twl4030_madc_data *madc = _madc; in twl4030_madc_threaded_irq_handler() local
406 mutex_lock(&madc->lock); in twl4030_madc_threaded_irq_handler()
407 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &isr_val, madc->isr); in twl4030_madc_threaded_irq_handler()
409 dev_err(madc->dev, "unable to read isr register 0x%X\n", in twl4030_madc_threaded_irq_handler()
410 madc->isr); in twl4030_madc_threaded_irq_handler()
413 ret = twl_i2c_read_u8(TWL4030_MODULE_MADC, &imr_val, madc->imr); in twl4030_madc_threaded_irq_handler()
415 dev_err(madc->dev, "unable to read imr register 0x%X\n", in twl4030_madc_threaded_irq_handler()
416 madc->imr); in twl4030_madc_threaded_irq_handler()
423 ret = twl4030_madc_disable_irq(madc, i); in twl4030_madc_threaded_irq_handler()
425 dev_dbg(madc->dev, "Disable interrupt failed %d\n", i); in twl4030_madc_threaded_irq_handler()
426 madc->requests[i].result_pending = 1; in twl4030_madc_threaded_irq_handler()
429 r = &madc->requests[i]; in twl4030_madc_threaded_irq_handler()
435 len = twl4030_madc_read_channels(madc, method->rbase, in twl4030_madc_threaded_irq_handler()
446 mutex_unlock(&madc->lock); in twl4030_madc_threaded_irq_handler()
456 r = &madc->requests[i]; in twl4030_madc_threaded_irq_handler()
461 len = twl4030_madc_read_channels(madc, method->rbase, in twl4030_madc_threaded_irq_handler()
472 mutex_unlock(&madc->lock); in twl4030_madc_threaded_irq_handler()
477 static int twl4030_madc_set_irq(struct twl4030_madc_data *madc, in twl4030_madc_set_irq() argument
483 p = &madc->requests[req->method]; in twl4030_madc_set_irq()
485 ret = twl4030_madc_enable_irq(madc, req->method); in twl4030_madc_set_irq()
487 dev_err(madc->dev, "enable irq failed!!\n"); in twl4030_madc_set_irq()
502 static int twl4030_madc_start_conversion(struct twl4030_madc_data *madc, in twl4030_madc_start_conversion() argument
515 dev_err(madc->dev, "unable to write ctrl register 0x%X\n", in twl4030_madc_start_conversion()
530 static int twl4030_madc_wait_conversion_ready(struct twl4030_madc_data *madc, in twl4030_madc_wait_conversion_ready() argument
543 dev_err(madc->dev, in twl4030_madc_wait_conversion_ready()
552 dev_err(madc->dev, "conversion timeout!\n"); in twl4030_madc_wait_conversion_ready()
674 static int twl4030_madc_set_current_generator(struct twl4030_madc_data *madc, in twl4030_madc_set_current_generator() argument
684 dev_err(madc->dev, "unable to read BCICTL1 reg 0x%X", in twl4030_madc_set_current_generator()
698 dev_err(madc->dev, "unable to write BCICTL1 reg 0x%X\n", in twl4030_madc_set_current_generator()
712 static int twl4030_madc_set_power(struct twl4030_madc_data *madc, int on) in twl4030_madc_set_power() argument
720 dev_err(madc->dev, "unable to read madc ctrl1 reg 0x%X\n", in twl4030_madc_set_power()
730 dev_err(madc->dev, "unable to write madc ctrl1 reg 0x%X\n", in twl4030_madc_set_power()
743 struct twl4030_madc_data *madc; in twl4030_madc_probe() local
755 iio_dev = devm_iio_device_alloc(&pdev->dev, sizeof(*madc)); in twl4030_madc_probe()
761 madc = iio_priv(iio_dev); in twl4030_madc_probe()
762 madc->dev = &pdev->dev; in twl4030_madc_probe()
778 madc->use_second_irq = (pdata->irq_line != 1); in twl4030_madc_probe()
780 madc->use_second_irq = of_property_read_bool(np, in twl4030_madc_probe()
783 madc->imr = madc->use_second_irq ? TWL4030_MADC_IMR2 : in twl4030_madc_probe()
785 madc->isr = madc->use_second_irq ? TWL4030_MADC_ISR2 : in twl4030_madc_probe()
788 ret = twl4030_madc_set_power(madc, 1); in twl4030_madc_probe()
791 ret = twl4030_madc_set_current_generator(madc, 0, 1); in twl4030_madc_probe()
833 mutex_init(&madc->lock); in twl4030_madc_probe()
839 "twl4030_madc", madc); in twl4030_madc_probe()
844 twl4030_madc = madc; in twl4030_madc_probe()
855 twl4030_madc_set_current_generator(madc, 0, 0); in twl4030_madc_probe()
857 twl4030_madc_set_power(madc, 0); in twl4030_madc_probe()
864 struct twl4030_madc_data *madc = iio_priv(iio_dev); in twl4030_madc_remove() local
868 twl4030_madc_set_current_generator(madc, 0, 0); in twl4030_madc_remove()
869 twl4030_madc_set_power(madc, 0); in twl4030_madc_remove()