linux/drivers/net/mdio/mdio-regmap.c

// SPDX-License-Identifier: GPL-2.0-or-later
/* Driver for MMIO-Mapped MDIO devices. Some IPs expose internal PHYs or PCS
 * within the MMIO-mapped area
 *
 * Copyright (C) 2023 Maxime Chevallier <[email protected]>
 */
#include <linux/bitfield.h>
#include <linux/delay.h>
#include <linux/mdio.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_mdio.h>
#include <linux/phy.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/mdio/mdio-regmap.h>

#define DRV_NAME …

struct mdio_regmap_priv { … };

static int mdio_regmap_read_c22(struct mii_bus *bus, int addr, int regnum)
{ … }

static int mdio_regmap_write_c22(struct mii_bus *bus, int addr, int regnum,
				 u16 val)
{ … }

struct mii_bus *devm_mdio_regmap_register(struct device *dev,
					  const struct mdio_regmap_config *config)
{ … }
EXPORT_SYMBOL_GPL(…);

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