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| author | George Stark <gnstark@sberdevices.ru> | 2023-07-14 14:37:51 +0300 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2023-07-20 19:21:31 +0100 |
| commit | c38180bf3d1e2460e0674f8e58045f2e2fa74613 (patch) | |
| tree | 6bbf6e25abf39064f012e67d86422bb80857cbbd | |
| parent | 2b592ff48e8a1010cc0b16b633ba33bc185fe379 (diff) | |
| download | iio-c38180bf3d1e2460e0674f8e58045f2e2fa74613.tar.gz | |
iio: adc: meson: add enum for iio channel numbers
Channels could be referenced in the driver code and using enum allows
to make it more robust.
Signed-off-by: George Stark <GNStark@sberdevices.ru>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230714114010.293440-5-gnstark@sberdevices.ru
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
| -rw-r--r-- | drivers/iio/adc/meson_saradc.c | 46 |
1 files changed, 29 insertions, 17 deletions
diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c index 705d9f026ef65..ea1f7374cf34a 100644 --- a/drivers/iio/adc/meson_saradc.c +++ b/drivers/iio/adc/meson_saradc.c @@ -224,27 +224,39 @@ enum meson_sar_adc_chan7_mux_sel { CHAN7_MUX_CH7_INPUT = 0x7, }; +enum meson_sar_adc_channel_index { + NUM_CHAN_0, + NUM_CHAN_1, + NUM_CHAN_2, + NUM_CHAN_3, + NUM_CHAN_4, + NUM_CHAN_5, + NUM_CHAN_6, + NUM_CHAN_7, + NUM_CHAN_TEMP, +}; + static const struct iio_chan_spec meson_sar_adc_iio_channels[] = { - MESON_SAR_ADC_CHAN(0), - MESON_SAR_ADC_CHAN(1), - MESON_SAR_ADC_CHAN(2), - MESON_SAR_ADC_CHAN(3), - MESON_SAR_ADC_CHAN(4), - MESON_SAR_ADC_CHAN(5), - MESON_SAR_ADC_CHAN(6), - MESON_SAR_ADC_CHAN(7), + MESON_SAR_ADC_CHAN(NUM_CHAN_0), + MESON_SAR_ADC_CHAN(NUM_CHAN_1), + MESON_SAR_ADC_CHAN(NUM_CHAN_2), + MESON_SAR_ADC_CHAN(NUM_CHAN_3), + MESON_SAR_ADC_CHAN(NUM_CHAN_4), + MESON_SAR_ADC_CHAN(NUM_CHAN_5), + MESON_SAR_ADC_CHAN(NUM_CHAN_6), + MESON_SAR_ADC_CHAN(NUM_CHAN_7), }; static const struct iio_chan_spec meson_sar_adc_and_temp_iio_channels[] = { - MESON_SAR_ADC_CHAN(0), - MESON_SAR_ADC_CHAN(1), - MESON_SAR_ADC_CHAN(2), - MESON_SAR_ADC_CHAN(3), - MESON_SAR_ADC_CHAN(4), - MESON_SAR_ADC_CHAN(5), - MESON_SAR_ADC_CHAN(6), - MESON_SAR_ADC_CHAN(7), - MESON_SAR_ADC_TEMP_CHAN(8), + MESON_SAR_ADC_CHAN(NUM_CHAN_0), + MESON_SAR_ADC_CHAN(NUM_CHAN_1), + MESON_SAR_ADC_CHAN(NUM_CHAN_2), + MESON_SAR_ADC_CHAN(NUM_CHAN_3), + MESON_SAR_ADC_CHAN(NUM_CHAN_4), + MESON_SAR_ADC_CHAN(NUM_CHAN_5), + MESON_SAR_ADC_CHAN(NUM_CHAN_6), + MESON_SAR_ADC_CHAN(NUM_CHAN_7), + MESON_SAR_ADC_TEMP_CHAN(NUM_CHAN_TEMP), }; struct meson_sar_adc_param { |