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 	{"INTC1043"},
31 	{"INTC1044"},
32 	{"INTC1045"},
33 	{"INTC1046"},
34 	{"INTC1047"},
35 	{"INTC1048"},
36 	{"INTC1049"},
37 	{"INTC1050"},
38 	{"INTC1060"},
39 	{"INTC1061"},
40 	{""},
41 };
42 
43 static int int340x_thermal_handler_attach(struct acpi_device *adev,
44 					const struct acpi_device_id *id)
45 {
46 	if (IS_ENABLED(CONFIG_INT340X_THERMAL))
47 		acpi_create_platform_device(adev, NULL);
48 	/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
49 	else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
50 		 id->driver_data == INT3401_DEVICE)
51 		acpi_create_platform_device(adev, NULL);
52 	return 1;
53 }
54 
55 static struct acpi_scan_handler int340x_thermal_handler = {
56 	.ids = int340x_thermal_device_ids,
57 	.attach = int340x_thermal_handler_attach,
58 };
59 
60 void __init acpi_int340x_thermal_init(void)
61 {
62 	acpi_scan_add_handler(&int340x_thermal_handler);
63 }
64