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 {"INTC1040"},
28 {"INTC1041"},
29 {"INTC1043"},
30 {"INTC1044"},
31 {"INTC1045"},
32 {"INTC1046"},
33 {"INTC1047"},
34 {"INTC1048"},
35 {"INTC1049"},
36 {"INTC1060"},
37 {"INTC1061"},
38 {""},
39 };
40
int340x_thermal_handler_attach(struct acpi_device * adev,const struct acpi_device_id * id)41 static int int340x_thermal_handler_attach(struct acpi_device *adev,
42 const struct acpi_device_id *id)
43 {
44 if (IS_ENABLED(CONFIG_INT340X_THERMAL))
45 acpi_create_platform_device(adev, NULL);
46 /* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
47 else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
48 id->driver_data == INT3401_DEVICE)
49 acpi_create_platform_device(adev, NULL);
50 return 1;
51 }
52
53 static struct acpi_scan_handler int340x_thermal_handler = {
54 .ids = int340x_thermal_device_ids,
55 .attach = int340x_thermal_handler_attach,
56 };
57
acpi_int340x_thermal_init(void)58 void __init acpi_int340x_thermal_init(void)
59 {
60 acpi_scan_add_handler(&int340x_thermal_handler);
61 }
62