diff options
Diffstat (limited to 'drivers/staging/iio/adc/lpc32xx_adc.c')
| -rw-r--r-- | drivers/staging/iio/adc/lpc32xx_adc.c | 35 |
1 files changed, 23 insertions, 12 deletions
diff --git a/drivers/staging/iio/adc/lpc32xx_adc.c b/drivers/staging/iio/adc/lpc32xx_adc.c index dfc9033843a3..9690306d1f8f 100644 --- a/drivers/staging/iio/adc/lpc32xx_adc.c +++ b/drivers/staging/iio/adc/lpc32xx_adc.c @@ -30,9 +30,10 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/completion.h> +#include <linux/of.h> -#include "../iio.h" -#include "../sysfs.h" +#include <linux/iio/iio.h> +#include <linux/iio/sysfs.h> /* * LPC32XX registers definitions @@ -73,7 +74,7 @@ static int lpc32xx_read_raw(struct iio_dev *indio_dev, { struct lpc32xx_adc_info *info = iio_priv(indio_dev); - if (mask == 0) { + if (mask == IIO_CHAN_INFO_RAW) { mutex_lock(&indio_dev->mlock); clk_enable(info->clk); /* Measurement setup */ @@ -98,12 +99,13 @@ static const struct iio_info lpc32xx_adc_iio_info = { .driver_module = THIS_MODULE, }; -#define LPC32XX_ADC_CHANNEL(_index) { \ - .type = IIO_VOLTAGE, \ - .indexed = 1, \ - .channel = _index, \ - .address = AD_IN * _index, \ - .scan_index = _index, \ +#define LPC32XX_ADC_CHANNEL(_index) { \ + .type = IIO_VOLTAGE, \ + .indexed = 1, \ + .channel = _index, \ + .info_mask = IIO_CHAN_INFO_RAW_SEPARATE_BIT, \ + .address = AD_IN * _index, \ + .scan_index = _index, \ } static struct iio_chan_spec lpc32xx_adc_iio_channels[] = { @@ -139,7 +141,7 @@ static int __devinit lpc32xx_adc_probe(struct platform_device *pdev) goto errout1; } - iodev = iio_allocate_device(sizeof(struct lpc32xx_adc_info)); + iodev = iio_device_alloc(sizeof(struct lpc32xx_adc_info)); if (!iodev) { dev_err(&pdev->dev, "failed allocating iio device\n"); retval = -ENOMEM; @@ -200,7 +202,7 @@ errout4: errout3: iounmap(info->adc_base); errout2: - iio_free_device(iodev); + iio_device_free(iodev); errout1: return retval; } @@ -216,17 +218,26 @@ static int __devexit lpc32xx_adc_remove(struct platform_device *pdev) platform_set_drvdata(pdev, NULL); clk_put(info->clk); iounmap(info->adc_base); - iio_free_device(iodev); + iio_device_free(iodev); return 0; } +#ifdef CONFIG_OF +static const struct of_device_id lpc32xx_adc_match[] = { + { .compatible = "nxp,lpc3220-adc" }, + {}, +}; +MODULE_DEVICE_TABLE(of, lpc32xx_adc_match); +#endif + static struct platform_driver lpc32xx_adc_driver = { .probe = lpc32xx_adc_probe, .remove = __devexit_p(lpc32xx_adc_remove), .driver = { .name = MOD_NAME, .owner = THIS_MODULE, + .of_match_table = of_match_ptr(lpc32xx_adc_match), }, }; |