linux/drivers/reset/reset-imx7.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2017, Impinj, Inc.
 *
 * i.MX7 System Reset Controller (SRC) driver
 *
 * Author: Andrey Smirnov <[email protected]>
 */

#include <linux/mfd/syscon.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/reset-controller.h>
#include <linux/regmap.h>
#include <dt-bindings/reset/imx7-reset.h>
#include <dt-bindings/reset/imx8mq-reset.h>
#include <dt-bindings/reset/imx8mp-reset.h>

struct imx7_src_signal { … };

struct imx7_src_variant { … };

struct imx7_src { … };

enum imx7_src_registers { … };

static int imx7_reset_update(struct imx7_src *imx7src,
			     unsigned long id, unsigned int value)
{ … }

static const struct imx7_src_signal imx7_src_signals[IMX7_RESET_NUM] = …;

static struct imx7_src *to_imx7_src(struct reset_controller_dev *rcdev)
{ … }

static int imx7_reset_set(struct reset_controller_dev *rcdev,
			  unsigned long id, bool assert)
{ … }

static int imx7_reset_assert(struct reset_controller_dev *rcdev,
			     unsigned long id)
{ … }

static int imx7_reset_deassert(struct reset_controller_dev *rcdev,
			       unsigned long id)
{ … }

static const struct imx7_src_variant variant_imx7 = …;

enum imx8mq_src_registers { … };

enum imx8mp_src_registers { … };

static const struct imx7_src_signal imx8mq_src_signals[IMX8MQ_RESET_NUM] = …;

static int imx8mq_reset_set(struct reset_controller_dev *rcdev,
			    unsigned long id, bool assert)
{ … }

static int imx8mq_reset_assert(struct reset_controller_dev *rcdev,
			       unsigned long id)
{ … }

static int imx8mq_reset_deassert(struct reset_controller_dev *rcdev,
				 unsigned long id)
{ … }

static const struct imx7_src_variant variant_imx8mq = …;

static const struct imx7_src_signal imx8mp_src_signals[IMX8MP_RESET_NUM] = …;

static int imx8mp_reset_set(struct reset_controller_dev *rcdev,
			    unsigned long id, bool assert)
{ … }

static int imx8mp_reset_assert(struct reset_controller_dev *rcdev,
			       unsigned long id)
{ … }

static int imx8mp_reset_deassert(struct reset_controller_dev *rcdev,
				 unsigned long id)
{ … }

static const struct imx7_src_variant variant_imx8mp = …;

static int imx7_reset_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id imx7_reset_dt_ids[] = …;
MODULE_DEVICE_TABLE(of, imx7_reset_dt_ids);

static struct platform_driver imx7_reset_driver = …;
module_platform_driver(…) …;

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