diff options
author | Nicola Lunghi <nicola.lunghi@emutex.com> | 2018-10-25 18:35:41 +0300 |
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committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2018-11-03 12:44:32 +0300 |
commit | bd5d54e4d49d4cd46a938e59fc4ef21d05811d1c (patch) | |
tree | f06c07d3309c8275f10c6daf7dfb5542c52fda42 /drivers/iio/adc/ti-adc128s052.c | |
parent | 37cd3c8768edc753d4323c338205ebf430fa43fb (diff) | |
download | linux-bd5d54e4d49d4cd46a938e59fc4ef21d05811d1c.tar.xz |
iio: adc128s052: add ACPI _HID AANT1280
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>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/adc/ti-adc128s052.c')
-rw-r--r-- | drivers/iio/adc/ti-adc128s052.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/drivers/iio/adc/ti-adc128s052.c b/drivers/iio/adc/ti-adc128s052.c index 4ab6552bd06b..db92716003b2 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, |