int340x_thermal.c
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/*
* ACPI support for int340x thermal drivers
*
* Copyright (C) 2014, Intel Corporation
* Authors: Zhang Rui <rui.zhang@intel.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include <linux/acpi.h>
#include <linux/module.h>
#include "internal.h"
#define INT3401_DEVICE 0X01
static const struct acpi_device_id int340x_thermal_device_ids[] = {
{"INT3400"},
{"INT3401", INT3401_DEVICE},
{"INT3402"},
{"INT3403"},
{"INT3404"},
{"INT3406"},
{"INT3407"},
{"INT3408"},
{"INT3409"},
{"INT340A"},
{"INT340B"},
{""},
};
static int int340x_thermal_handler_attach(struct acpi_device *adev,
const struct acpi_device_id *id)
{
if (IS_ENABLED(CONFIG_INT340X_THERMAL))
acpi_create_platform_device(adev);
/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
id->driver_data == INT3401_DEVICE)
acpi_create_platform_device(adev);
return 1;
}
static struct acpi_scan_handler int340x_thermal_handler = {
.ids = int340x_thermal_device_ids,
.attach = int340x_thermal_handler_attach,
};
void __init acpi_int340x_thermal_init(void)
{
acpi_scan_add_handler(&int340x_thermal_handler);
}