linux/drivers/mfd/smpro-core.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Ampere Altra Family SMPro core driver
 * Copyright (c) 2022, Ampere Computing LLC
 */

#include <linux/i2c.h>
#include <linux/kernel.h>
#include <linux/mfd/core.h>
#include <linux/module.h>
#include <linux/of_platform.h>
#include <linux/regmap.h>

/* Identification Registers */
#define MANUFACTURER_ID_REG …
#define AMPERE_MANUFACTURER_ID …

#define CORE_CE_ERR_DATA …
#define CORE_UE_ERR_DATA …
#define MEM_CE_ERR_DATA …
#define MEM_UE_ERR_DATA …
#define PCIE_CE_ERR_DATA …
#define PCIE_UE_ERR_DATA …
#define OTHER_CE_ERR_DATA …
#define OTHER_UE_ERR_DATA …

static int smpro_core_write(void *context, const void *data, size_t count)
{ … }

static int smpro_core_read(void *context, const void *reg, size_t reg_size,
			   void *val, size_t val_size)
{ … }

static const struct regmap_bus smpro_regmap_bus = …;

static bool smpro_core_readable_noinc_reg(struct device *dev, unsigned int reg)
{ … }

static const struct regmap_config smpro_regmap_config = …;

static const struct mfd_cell smpro_devs[] = …;

static int smpro_core_probe(struct i2c_client *i2c)
{ … }

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

static struct i2c_driver smpro_core_driver = …;
module_i2c_driver(…) …;

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