xref: /linux/drivers/acpi/dptf/int340x_thermal.c (revision b62c770fee699a137359e1f1da9bf14a7f348567)
1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2c11dd70fSSrinivas Pandruvada /*
3c11dd70fSSrinivas Pandruvada  * ACPI support for int340x thermal drivers
4c11dd70fSSrinivas Pandruvada  *
5c11dd70fSSrinivas Pandruvada  * Copyright (C) 2014, Intel Corporation
6c11dd70fSSrinivas Pandruvada  * Authors: Zhang Rui <rui.zhang@intel.com>
7c11dd70fSSrinivas Pandruvada  */
8c11dd70fSSrinivas Pandruvada 
9c11dd70fSSrinivas Pandruvada #include <linux/acpi.h>
10c11dd70fSSrinivas Pandruvada #include <linux/module.h>
11c11dd70fSSrinivas Pandruvada 
12580d0382SMasahiro Yamada #include "../internal.h"
13c11dd70fSSrinivas Pandruvada 
14c11dd70fSSrinivas Pandruvada #define INT3401_DEVICE 0X01
15c11dd70fSSrinivas Pandruvada static const struct acpi_device_id int340x_thermal_device_ids[] = {
16c11dd70fSSrinivas Pandruvada 	{"INT3400"},
17c11dd70fSSrinivas Pandruvada 	{"INT3401", INT3401_DEVICE},
18c11dd70fSSrinivas Pandruvada 	{"INT3402"},
19c11dd70fSSrinivas Pandruvada 	{"INT3403"},
20c11dd70fSSrinivas Pandruvada 	{"INT3404"},
21c11dd70fSSrinivas Pandruvada 	{"INT3406"},
22c11dd70fSSrinivas Pandruvada 	{"INT3407"},
23c11dd70fSSrinivas Pandruvada 	{"INT3408"},
24c11dd70fSSrinivas Pandruvada 	{"INT3409"},
25c11dd70fSSrinivas Pandruvada 	{"INT340A"},
26c11dd70fSSrinivas Pandruvada 	{"INT340B"},
27*b62c770fSGayatri Kammela 	{"INTC1040"},
28*b62c770fSGayatri Kammela 	{"INTC1043"},
29*b62c770fSGayatri Kammela 	{"INTC1044"},
30*b62c770fSGayatri Kammela 	{"INTC1047"},
31c11dd70fSSrinivas Pandruvada 	{""},
32c11dd70fSSrinivas Pandruvada };
33c11dd70fSSrinivas Pandruvada 
34c11dd70fSSrinivas Pandruvada static int int340x_thermal_handler_attach(struct acpi_device *adev,
35c11dd70fSSrinivas Pandruvada 					const struct acpi_device_id *id)
36c11dd70fSSrinivas Pandruvada {
37c11dd70fSSrinivas Pandruvada 	if (IS_ENABLED(CONFIG_INT340X_THERMAL))
381571875bSHeikki Krogerus 		acpi_create_platform_device(adev, NULL);
39c11dd70fSSrinivas Pandruvada 	/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
40c11dd70fSSrinivas Pandruvada 	else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) &&
41c11dd70fSSrinivas Pandruvada 		 id->driver_data == INT3401_DEVICE)
421571875bSHeikki Krogerus 		acpi_create_platform_device(adev, NULL);
43c11dd70fSSrinivas Pandruvada 	return 1;
44c11dd70fSSrinivas Pandruvada }
45c11dd70fSSrinivas Pandruvada 
46c11dd70fSSrinivas Pandruvada static struct acpi_scan_handler int340x_thermal_handler = {
47c11dd70fSSrinivas Pandruvada 	.ids = int340x_thermal_device_ids,
48c11dd70fSSrinivas Pandruvada 	.attach = int340x_thermal_handler_attach,
49c11dd70fSSrinivas Pandruvada };
50c11dd70fSSrinivas Pandruvada 
51c11dd70fSSrinivas Pandruvada void __init acpi_int340x_thermal_init(void)
52c11dd70fSSrinivas Pandruvada {
53c11dd70fSSrinivas Pandruvada 	acpi_scan_add_handler(&int340x_thermal_handler);
54c11dd70fSSrinivas Pandruvada }
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