linux-imx

// SPDX-License-Identifier: GPL-2.0-or-later

/*

 * sis5595.c - Part of lm_sensors, Linux kernel modules

 *         for hardware monitoring

 *

 * Copyright (C) 1998 - 2001 Frodo Looijaard <frodol@dds.nl>,

 *               Kyösti Mälkki <kmalkki@cc.hut.fi>, and

 *               Mark D. Studebaker <mdsxyz123@yahoo.com>

 * Ported to Linux 2.6 by Aurelien Jarno <aurelien@aurel32.net> with

 * the help of Jean Delvare <jdelvare@suse.de>

 */

​

/*

 * SiS southbridge has a LM78-like chip integrated on the same IC.

 * This driver is a customized copy of lm78.c

 *

 * Supports following revisions:

 *  Version     PCI ID      PCI Revision

 *  1       1039/0008   AF or less

 *  2       1039/0008   B0 or greater

 *

 *  Note: these chips contain a 0008 device which is incompatible with the

 *   5595. We recognize these by the presence of the listed

 *   "blacklist" PCI ID and refuse to load.

 *

 * NOT SUPPORTED    PCI ID      BLACKLIST PCI ID

 *   540        0008        0540

 *   550        0008        0550

 *  5513        0008        5511

 *  5581        0008        5597

 *  5582        0008        5597

 *  5597        0008        5597

 *  5598        0008        5597/5598

 *   630        0008        0630

 *   645        0008        0645

 *   730        0008        0730

 *   735        0008        0735

 */

​

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

​

#include <linux/module.h>

#include <linux/slab.h>

#include <linux/ioport.h>

#include <linux/pci.h>

#include <linux/platform_device.h>

#include <linux/hwmon.h>

#include <linux/hwmon-sysfs.h>

#include <linux/err.h>

#include <linux/init.h>

#include <linux/jiffies.h>

#include <linux/mutex.h>

#include <linux/sysfs.h>

#include <linux/acpi.h>

#include <linux/io.h>

​

/*

 * If force_addr is set to anything different from 0, we forcibly enable

 * the device at the given address.

 */

static u16 force_addr;

module_param(force_addr, ushort, 0);

MODULE_PARM_DESC(force_addr,