berlin2-adc.c | Explore in Territory

/*
 * Marvell Berlin2 ADC driver
 *
 * Copyright (C) 2015 Marvell Technology Group Ltd.
 *
 * Antoine Tenart <[email protected]>
 *
 * This file is licensed under the terms of the GNU General Public
 * License version 2. This program is licensed "as is" without any
 * warranty of any kind, whether express or implied.
 */

#include <linux/iio/iio.h>
#include <linux/iio/driver.h>
#include <linux/iio/machine.h>
#include <linux/interrupt.h>
#include <linux/kernel.h>
#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/slab.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
#include <linux/sched.h>
#include <linux/wait.h>

#define BERLIN2_SM_CTRL …
#define BERLIN2_SM_CTRL_SM_SOC_INT …
#define BERLIN2_SM_CTRL_SOC_SM_INT …
#define BERLIN2_SM_CTRL_ADC_SEL(x) …
#define BERLIN2_SM_CTRL_ADC_SEL_MASK …
#define BERLIN2_SM_CTRL_ADC_POWER …
#define BERLIN2_SM_CTRL_ADC_CLKSEL_DIV2 …
#define BERLIN2_SM_CTRL_ADC_CLKSEL_DIV3 …
#define BERLIN2_SM_CTRL_ADC_CLKSEL_DIV4 …
#define BERLIN2_SM_CTRL_ADC_CLKSEL_DIV8 …
#define BERLIN2_SM_CTRL_ADC_CLKSEL_MASK …
#define BERLIN2_SM_CTRL_ADC_START …
#define BERLIN2_SM_CTRL_ADC_RESET …
#define BERLIN2_SM_CTRL_ADC_BANDGAP_RDY …
#define BERLIN2_SM_CTRL_ADC_CONT_SINGLE …
#define BERLIN2_SM_CTRL_ADC_CONT_CONTINUOUS …
#define BERLIN2_SM_CTRL_ADC_BUFFER_EN …
#define BERLIN2_SM_CTRL_ADC_VREF_EXT …
#define BERLIN2_SM_CTRL_ADC_VREF_INT …
#define BERLIN2_SM_CTRL_ADC_ROTATE …
#define BERLIN2_SM_CTRL_TSEN_EN …
#define BERLIN2_SM_CTRL_TSEN_CLK_SEL_125 …
#define BERLIN2_SM_CTRL_TSEN_CLK_SEL_250 …
#define BERLIN2_SM_CTRL_TSEN_MODE_0_125 …
#define BERLIN2_SM_CTRL_TSEN_MODE_10_50 …
#define BERLIN2_SM_CTRL_TSEN_RESET …
#define BERLIN2_SM_ADC_DATA …
#define BERLIN2_SM_ADC_MASK …
#define BERLIN2_SM_ADC_STATUS …
#define BERLIN2_SM_ADC_STATUS_DATA_RDY(x) …
#define BERLIN2_SM_ADC_STATUS_DATA_RDY_MASK …
#define BERLIN2_SM_ADC_STATUS_INT_EN(x) …
#define BERLIN2_SM_ADC_STATUS_INT_EN_MASK …
#define BERLIN2_SM_TSEN_STATUS …
#define BERLIN2_SM_TSEN_STATUS_DATA_RDY …
#define BERLIN2_SM_TSEN_STATUS_INT_EN …
#define BERLIN2_SM_TSEN_DATA …
#define BERLIN2_SM_TSEN_MASK …
#define BERLIN2_SM_TSEN_CTRL …
#define BERLIN2_SM_TSEN_CTRL_START …
#define BERLIN2_SM_TSEN_CTRL_SETTLING_4 …
#define BERLIN2_SM_TSEN_CTRL_SETTLING_12 …
#define BERLIN2_SM_TSEN_CTRL_SETTLING_MASK …
#define BERLIN2_SM_TSEN_CTRL_TRIM(x) …
#define BERLIN2_SM_TSEN_CTRL_TRIM_MASK …

struct berlin2_adc_priv { … };

#define BERLIN2_ADC_CHANNEL(n, t) …

static const struct iio_chan_spec berlin2_adc_channels[] = …;

static int berlin2_adc_read(struct iio_dev *indio_dev, int channel)
{ … }

static int berlin2_adc_tsen_read(struct iio_dev *indio_dev)
{ … }

static int berlin2_adc_read_raw(struct iio_dev *indio_dev,
				struct iio_chan_spec const *chan, int *val,
				int *val2, long mask)
{ … }

static irqreturn_t berlin2_adc_irq(int irq, void *private)
{ … }

static irqreturn_t berlin2_adc_tsen_irq(int irq, void *private)
{ … }

static const struct iio_info berlin2_adc_info = …;

static void berlin2_adc_powerdown(void *regmap)
{ … }

static int berlin2_adc_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id berlin2_adc_match[] = …;
MODULE_DEVICE_TABLE(of, berlin2_adc_match);

static struct platform_driver berlin2_adc_driver = …;
module_platform_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;
linux/drivers/iio/adc/berlin2-adc.c
