blob: 33505c651f62792e136cedc73a8b022c10f2ba21 [file] [log] [blame]
Zhang Rui3230bbf2014-03-14 00:34:05 +08001/*
2 * ACPI support for int340x thermal drivers
3 *
4 * Copyright (C) 2014, Intel Corporation
5 * Authors: Zhang Rui <rui.zhang@intel.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10 */
11
12#include <linux/acpi.h>
13#include <linux/module.h>
14
15#include "internal.h"
16
Zhang Rui014d9d52015-01-04 14:24:24 +080017#define INT3401_DEVICE 0X01
Zhang Rui3230bbf2014-03-14 00:34:05 +080018static const struct acpi_device_id int340x_thermal_device_ids[] = {
Zhang Rui48628e42015-01-04 14:24:23 +080019 {"INT3400"},
Zhang Rui014d9d52015-01-04 14:24:24 +080020 {"INT3401", INT3401_DEVICE},
Zhang Rui3230bbf2014-03-14 00:34:05 +080021 {"INT3402"},
22 {"INT3403"},
23 {"INT3404"},
24 {"INT3406"},
25 {"INT3407"},
26 {"INT3408"},
27 {"INT3409"},
28 {"INT340A"},
29 {"INT340B"},
30 {""},
31};
32
33static int int340x_thermal_handler_attach(struct acpi_device *adev,
34 const struct acpi_device_id *id)
35{
Sudeep Hollabcb2b0b2015-09-14 16:01:55 +010036 if (IS_ENABLED(CONFIG_INT340X_THERMAL))
Zhang Rui014d9d52015-01-04 14:24:24 +080037 acpi_create_platform_device(adev);
Sudeep Hollabcb2b0b2015-09-14 16:01:55 +010038 /* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
39 else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
40 id->driver_data == INT3401_DEVICE)
41 acpi_create_platform_device(adev);
Zhang Rui3230bbf2014-03-14 00:34:05 +080042 return 1;
43}
44
45static struct acpi_scan_handler int340x_thermal_handler = {
46 .ids = int340x_thermal_device_ids,
47 .attach = int340x_thermal_handler_attach,
48};
49
50void __init acpi_int340x_thermal_init(void)
51{
52 acpi_scan_add_handler(&int340x_thermal_handler);
53}