On Sun, 14 Jan 2018 21:32:39 +0100
Milan Stevanovic <milan.o.stevanovic@xxxxxxxxx> wrote:
> Add Linux device driver for TI single-channel CMOS
> 8/10/12-bit analog-to-digital converter with a
> high-speed serial interface.
>
> Signed-off-by: Milan Stevanovic <milan.o.stevanovic@xxxxxxxxx>
>
Great, applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.
A useful follow up for this at some point would be to put in
a proper devicetree table and document the bindings but not real
rush on that.
Thanks,
Jonathan
> ---
> Changes in v2:
> - Fix typo error
> - Keep Copyright comment
> Changes in v3:
> - Split patch in two patches.
> - Second patch is license description
> ---
> drivers/iio/adc/ad7476.c | 23 ++++++++++++++++++++++-
> 1 file changed, 22 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c
> index b7706bf..0ea0f90 100644
> --- a/drivers/iio/adc/ad7476.c
> +++ b/drivers/iio/adc/ad7476.c
> @@ -1,5 +1,6 @@
> /*
> - * AD7466/7/8 AD7476/5/7/8 (A) SPI ADC driver
> + * Analog Devices AD7466/7/8 AD7476/5/7/8 (A) SPI ADC driver
> + * TI ADC081S/ADC101S/ADC121S 8/10/12-bit SPI ADC driver
> *
> * Copyright 2010 Analog Devices Inc.
> *
> @@ -56,6 +57,9 @@ enum ad7476_supported_device_ids {
> ID_AD7468,
> ID_AD7495,
> ID_AD7940,
> + ID_ADC081S,
> + ID_ADC101S,
> + ID_ADC121S,
> };
>
> static irqreturn_t ad7476_trigger_handler(int irq, void *p)
> @@ -147,6 +151,8 @@ static int ad7476_read_raw(struct iio_dev *indio_dev,
> }, \
> }
>
> +#define ADC081S_CHAN(bits) _AD7476_CHAN((bits), 12 - (bits), \
> + BIT(IIO_CHAN_INFO_RAW))
> #define AD7476_CHAN(bits) _AD7476_CHAN((bits), 13 - (bits), \
> BIT(IIO_CHAN_INFO_RAW))
> #define AD7940_CHAN(bits) _AD7476_CHAN((bits), 15 - (bits), \
> @@ -192,6 +198,18 @@ static const struct ad7476_chip_info ad7476_chip_info_tbl[] = {
> .channel[0] = AD7940_CHAN(14),
> .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
> },
> + [ID_ADC081S] = {
> + .channel[0] = ADC081S_CHAN(8),
> + .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
> + },
> + [ID_ADC101S] = {
> + .channel[0] = ADC081S_CHAN(10),
> + .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
> + },
> + [ID_ADC121S] = {
> + .channel[0] = ADC081S_CHAN(12),
> + .channel[1] = IIO_CHAN_SOFT_TIMESTAMP(1),
> + },
> };
>
> static const struct iio_info ad7476_info = {
> @@ -294,6 +312,9 @@ static const struct spi_device_id ad7476_id[] = {
> {"ad7910", ID_AD7467},
> {"ad7920", ID_AD7466},
> {"ad7940", ID_AD7940},
> + {"adc081s", ID_ADC081S},
> + {"adc101s", ID_ADC101S},
> + {"adc121s", ID_ADC121S},
> {}
> };
> MODULE_DEVICE_TABLE(spi, ad7476_id);
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