diff options
Diffstat (limited to 'drivers/acpi/dptf/int340x_thermal.c')
-rw-r--r-- | drivers/acpi/dptf/int340x_thermal.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/drivers/acpi/dptf/int340x_thermal.c b/drivers/acpi/dptf/int340x_thermal.c new file mode 100644 index 000000000..86364097e --- /dev/null +++ b/drivers/acpi/dptf/int340x_thermal.c @@ -0,0 +1,53 @@ +/* + * ACPI support for int340x thermal drivers + * + * Copyright (C) 2014, Intel Corporation + * Authors: Zhang Rui <rui.zhang@intel.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/acpi.h> +#include <linux/module.h> + +#include "internal.h" + +#define INT3401_DEVICE 0X01 +static const struct acpi_device_id int340x_thermal_device_ids[] = { + {"INT3400"}, + {"INT3401", INT3401_DEVICE}, + {"INT3402"}, + {"INT3403"}, + {"INT3404"}, + {"INT3406"}, + {"INT3407"}, + {"INT3408"}, + {"INT3409"}, + {"INT340A"}, + {"INT340B"}, + {""}, +}; + +static int int340x_thermal_handler_attach(struct acpi_device *adev, + const struct acpi_device_id *id) +{ + if (IS_ENABLED(CONFIG_INT340X_THERMAL)) + acpi_create_platform_device(adev, NULL); + /* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */ + else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) && + id->driver_data == INT3401_DEVICE) + acpi_create_platform_device(adev, NULL); + return 1; +} + +static struct acpi_scan_handler int340x_thermal_handler = { + .ids = int340x_thermal_device_ids, + .attach = int340x_thermal_handler_attach, +}; + +void __init acpi_int340x_thermal_init(void) +{ + acpi_scan_add_handler(&int340x_thermal_handler); +} |