xref: /linux/drivers/acpi/dptf/int340x_thermal.c (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0)
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * ACPI support for int340x thermal drivers
4  *
5  * Copyright (C) 2014, Intel Corporation
6  * Authors: Zhang Rui <rui.zhang@intel.com>
7  */
8 
9 #include <linux/acpi.h>
10 #include <linux/module.h>
11 
12 #include "../internal.h"
13 
14 #define INT3401_DEVICE 0X01
15 static const struct acpi_device_id int340x_thermal_device_ids[] = {
16 	{"INT3400"},
17 	{"INT3401", INT3401_DEVICE},
18 	{"INT3402"},
19 	{"INT3403"},
20 	{"INT3404"},
21 	{"INT3406"},
22 	{"INT3407"},
23 	{"INT3408"},
24 	{"INT3409"},
25 	{"INT340A"},
26 	{"INT340B"},
27 	{"INT3532"},
28 	{"INTC1040"},
29 	{"INTC1041"},
30 	{"INTC1042"},
31 	{"INTC1043"},
32 	{"INTC1044"},
33 	{"INTC1045"},
34 	{"INTC1046"},
35 	{"INTC1047"},
36 	{"INTC1048"},
37 	{"INTC1049"},
38 	{"INTC1050"},
39 	{"INTC1060"},
40 	{"INTC1061"},
41 	{"INTC1062"},
42 	{"INTC1063"},
43 	{"INTC1064"},
44 	{"INTC1065"},
45 	{"INTC1066"},
46 	{"INTC1068"},
47 	{"INTC1069"},
48 	{"INTC106A"},
49 	{"INTC106B"},
50 	{"INTC106C"},
51 	{"INTC106D"},
52 	{"INTC10A0"},
53 	{"INTC10A1"},
54 	{"INTC10A2"},
55 	{"INTC10A3"},
56 	{"INTC10A4"},
57 	{"INTC10A5"},
58 	{""},
59 };
60 
61 static int int340x_thermal_handler_attach(struct acpi_device *adev,
62 					const struct acpi_device_id *id)
63 {
64 	if (IS_ENABLED(CONFIG_INT340X_THERMAL))
65 		acpi_create_platform_device(adev, NULL);
66 	/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
67 	else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
68 		 id->driver_data == INT3401_DEVICE)
69 		acpi_create_platform_device(adev, NULL);
70 	return 1;
71 }
72 
73 static struct acpi_scan_handler int340x_thermal_handler = {
74 	.ids = int340x_thermal_device_ids,
75 	.attach = int340x_thermal_handler_attach,
76 };
77 
78 void __init acpi_int340x_thermal_init(void)
79 {
80 	acpi_scan_add_handler(&int340x_thermal_handler);
81 }
82