linux/drivers/iio/adc/intel_mrfld_adc.c

// SPDX-License-Identifier: GPL-2.0
/*
 * ADC driver for Basin Cove PMIC
 *
 * Copyright (C) 2012 Intel Corporation
 * Author: Bin Yang <[email protected]>
 *
 * Rewritten for upstream by:
 *	 Vincent Pelletier <[email protected]>
 *	 Andy Shevchenko <[email protected]>
 */

#include <linux/bitops.h>
#include <linux/completion.h>
#include <linux/interrupt.h>
#include <linux/mfd/intel_soc_pmic.h>
#include <linux/mfd/intel_soc_pmic_mrfld.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>

#include <linux/iio/driver.h>
#include <linux/iio/iio.h>
#include <linux/iio/machine.h>

#include <asm/unaligned.h>

#define BCOVE_GPADCREQ …
#define BCOVE_GPADCREQ_BUSY …
#define BCOVE_GPADCREQ_IRQEN …

#define BCOVE_ADCIRQ_ALL …

#define BCOVE_ADC_TIMEOUT …

static const u8 mrfld_adc_requests[] = …;

struct mrfld_adc { … };

static irqreturn_t mrfld_adc_thread_isr(int irq, void *data)
{ … }

static int mrfld_adc_single_conv(struct iio_dev *indio_dev,
				 struct iio_chan_spec const *chan,
				 int *result)
{ … }

static int mrfld_adc_read_raw(struct iio_dev *indio_dev,
			      struct iio_chan_spec const *chan,
			      int *val, int *val2, long mask)
{ … }

static const struct iio_info mrfld_adc_iio_info = …;

#define BCOVE_ADC_CHANNEL(_type, _channel, _datasheet_name, _address) …

static const struct iio_chan_spec mrfld_adc_channels[] = …;

static struct iio_map iio_maps[] = …;

static int mrfld_adc_probe(struct platform_device *pdev)
{ … }

static const struct platform_device_id mrfld_adc_id_table[] = …;
MODULE_DEVICE_TABLE(platform, mrfld_adc_id_table);

static struct platform_driver mrfld_adc_driver = …;
module_platform_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_AUTHOR(…) …;
MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;