| 1 | /* |
| 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 | |
| 17 | #define INT3401_DEVICE 0X01 |
| 18 | static const struct acpi_device_id int340x_thermal_device_ids[] = { |
| 19 | {"INT3400"}, |
| 20 | {"INT3401", INT3401_DEVICE}, |
| 21 | {"INT3402"}, |
| 22 | {"INT3403"}, |
| 23 | {"INT3404"}, |
| 24 | {"INT3406"}, |
| 25 | {"INT3407"}, |
| 26 | {"INT3408"}, |
| 27 | {"INT3409"}, |
| 28 | {"INT340A"}, |
| 29 | {"INT340B"}, |
| 30 | {""}, |
| 31 | }; |
| 32 | |
| 33 | static int int340x_thermal_handler_attach(struct acpi_device *adev, |
| 34 | const struct acpi_device_id *id) |
| 35 | { |
| 36 | if (IS_ENABLED(CONFIG_INT340X_THERMAL)) |
| 37 | acpi_create_platform_device(adev); |
| 38 | /* 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); |
| 42 | return 1; |
| 43 | } |
| 44 | |
| 45 | static struct acpi_scan_handler int340x_thermal_handler = { |
| 46 | .ids = int340x_thermal_device_ids, |
| 47 | .attach = int340x_thermal_handler_attach, |
| 48 | }; |
| 49 | |
| 50 | void __init acpi_int340x_thermal_init(void) |
| 51 | { |
| 52 | acpi_scan_add_handler(&int340x_thermal_handler); |
| 53 | } |