// SPDX-License-Identifier: GPL-2.0-only
/*
* sca3000_core.c -- support VTI sca3000 series accelerometers via SPI
*
* Copyright (c) 2009 Jonathan Cameron <jic23@kernel.org>
*
* See industrialio/accels/sca3000.h for comments.
*/
#include <linux/interrupt.h>
#include <linux/fs.h>
#include <linux/device.h>
#include <linux/slab.h>
#include <linux/kernel.h>
#include <linux/spi/spi.h>
#include <linux/sysfs.h>
#include <linux/module.h>
#include <linux/uaccess.h>
#include <linux/iio/iio.h>
#include <linux/iio/sysfs.h>
#include <linux/iio/events.h>
#include <linux/iio/buffer.h>
#include <linux/iio/kfifo_buf.h>
#define SCA3000_WRITE_REG(a) (((a) << 2) | 0x02)
#define SCA3000_READ_REG(a) ((a) << 2)
#define SCA3000_REG_REVID_ADDR 0x00
#define SCA3000_REG_REVID_MAJOR_MASK GENMASK(8, 4)
#define SCA3000_REG_REVID_MINOR_MASK GENMASK(3, 0)
#define SCA3000_REG_STATUS_ADDR 0x02
#define SCA30
