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SubjectRe: [PATCH v3 2/3] iio: adc128s052: add ACPI _HID AANT1280
On Thu, 25 Oct 2018 16:35:41 +0100
Dan O'Donovan <dan@emutex.com> wrote:

> From: Nicola Lunghi <nicola.lunghi@emutex.com>
>
> ACPI _HID AANT1280 matches an ADC124S101 present on E3940 SKUs of the UP
> Squared board.
>
> Add it to the driver.
>
> Signed-off-by: Nicola Lunghi <nicola.lunghi@emutex.com>
> [javier@emutex.com: fix up commit message and one checkpatch warning]
> Signed-off-by: Javier Arteaga <javier@emutex.com>
> Signed-off-by: Dan O'Donovan <dan@emutex.com>
Applied to the togreg branch of iio.git and pushed out as testing for
the autobuilders to play with it.

Thanks,

Jonathan

> ---
> drivers/iio/adc/ti-adc128s052.c | 18 +++++++++++++++++-
> 1 file changed, 17 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/iio/adc/ti-adc128s052.c b/drivers/iio/adc/ti-adc128s052.c
> index e6716c3..c2d1453 100644
> --- a/drivers/iio/adc/ti-adc128s052.c
> +++ b/drivers/iio/adc/ti-adc128s052.c
> @@ -12,10 +12,12 @@
> * published by the Free Software Foundation.
> */
>
> +#include <linux/acpi.h>
> #include <linux/err.h>
> #include <linux/spi/spi.h>
> #include <linux/module.h>
> #include <linux/iio/iio.h>
> +#include <linux/property.h>
> #include <linux/regulator/consumer.h>
>
> struct adc128_configuration {
> @@ -135,10 +137,15 @@ static const struct iio_info adc128_info = {
> static int adc128_probe(struct spi_device *spi)
> {
> struct iio_dev *indio_dev;
> + unsigned int config;
> struct adc128 *adc;
> - int config = spi_get_device_id(spi)->driver_data;
> int ret;
>
> + if (dev_fwnode(&spi->dev))
> + config = (unsigned long) device_get_match_data(&spi->dev);
> + else
> + config = spi_get_device_id(spi)->driver_data;
> +
> indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*adc));
> if (!indio_dev)
> return -ENOMEM;
> @@ -207,10 +214,19 @@ static const struct spi_device_id adc128_id[] = {
> };
> MODULE_DEVICE_TABLE(spi, adc128_id);
>
> +#ifdef CONFIG_ACPI
> +static const struct acpi_device_id adc128_acpi_match[] = {
> + { "AANT1280", 2 }, /* ADC124S021 compatible ACPI ID */
> + { }
> +};
> +MODULE_DEVICE_TABLE(acpi, adc128_acpi_match);
> +#endif
> +
> static struct spi_driver adc128_driver = {
> .driver = {
> .name = "adc128s052",
> .of_match_table = of_match_ptr(adc128_of_match),
> + .acpi_match_table = ACPI_PTR(adc128_acpi_match),
> },
> .probe = adc128_probe,
> .remove = adc128_remove,

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