1*c11dd70fSSrinivas Pandruvada /* 2*c11dd70fSSrinivas Pandruvada * ACPI support for int340x thermal drivers 3*c11dd70fSSrinivas Pandruvada * 4*c11dd70fSSrinivas Pandruvada * Copyright (C) 2014, Intel Corporation 5*c11dd70fSSrinivas Pandruvada * Authors: Zhang Rui <rui.zhang@intel.com> 6*c11dd70fSSrinivas Pandruvada * 7*c11dd70fSSrinivas Pandruvada * This program is free software; you can redistribute it and/or modify 8*c11dd70fSSrinivas Pandruvada * it under the terms of the GNU General Public License version 2 as 9*c11dd70fSSrinivas Pandruvada * published by the Free Software Foundation. 10*c11dd70fSSrinivas Pandruvada */ 11*c11dd70fSSrinivas Pandruvada 12*c11dd70fSSrinivas Pandruvada #include <linux/acpi.h> 13*c11dd70fSSrinivas Pandruvada #include <linux/module.h> 14*c11dd70fSSrinivas Pandruvada 15*c11dd70fSSrinivas Pandruvada #include "internal.h" 16*c11dd70fSSrinivas Pandruvada 17*c11dd70fSSrinivas Pandruvada #define INT3401_DEVICE 0X01 18*c11dd70fSSrinivas Pandruvada static const struct acpi_device_id int340x_thermal_device_ids[] = { 19*c11dd70fSSrinivas Pandruvada {"INT3400"}, 20*c11dd70fSSrinivas Pandruvada {"INT3401", INT3401_DEVICE}, 21*c11dd70fSSrinivas Pandruvada {"INT3402"}, 22*c11dd70fSSrinivas Pandruvada {"INT3403"}, 23*c11dd70fSSrinivas Pandruvada {"INT3404"}, 24*c11dd70fSSrinivas Pandruvada {"INT3406"}, 25*c11dd70fSSrinivas Pandruvada {"INT3407"}, 26*c11dd70fSSrinivas Pandruvada {"INT3408"}, 27*c11dd70fSSrinivas Pandruvada {"INT3409"}, 28*c11dd70fSSrinivas Pandruvada {"INT340A"}, 29*c11dd70fSSrinivas Pandruvada {"INT340B"}, 30*c11dd70fSSrinivas Pandruvada {""}, 31*c11dd70fSSrinivas Pandruvada }; 32*c11dd70fSSrinivas Pandruvada 33*c11dd70fSSrinivas Pandruvada static int int340x_thermal_handler_attach(struct acpi_device *adev, 34*c11dd70fSSrinivas Pandruvada const struct acpi_device_id *id) 35*c11dd70fSSrinivas Pandruvada { 36*c11dd70fSSrinivas Pandruvada if (IS_ENABLED(CONFIG_INT340X_THERMAL)) 37*c11dd70fSSrinivas Pandruvada acpi_create_platform_device(adev); 38*c11dd70fSSrinivas Pandruvada /* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */ 39*c11dd70fSSrinivas Pandruvada else if (IS_ENABLED(CONFIG_INTEL_SOC_DTS_THERMAL) && 40*c11dd70fSSrinivas Pandruvada id->driver_data == INT3401_DEVICE) 41*c11dd70fSSrinivas Pandruvada acpi_create_platform_device(adev); 42*c11dd70fSSrinivas Pandruvada return 1; 43*c11dd70fSSrinivas Pandruvada } 44*c11dd70fSSrinivas Pandruvada 45*c11dd70fSSrinivas Pandruvada static struct acpi_scan_handler int340x_thermal_handler = { 46*c11dd70fSSrinivas Pandruvada .ids = int340x_thermal_device_ids, 47*c11dd70fSSrinivas Pandruvada .attach = int340x_thermal_handler_attach, 48*c11dd70fSSrinivas Pandruvada }; 49*c11dd70fSSrinivas Pandruvada 50*c11dd70fSSrinivas Pandruvada void __init acpi_int340x_thermal_init(void) 51*c11dd70fSSrinivas Pandruvada { 52*c11dd70fSSrinivas Pandruvada acpi_scan_add_handler(&int340x_thermal_handler); 53*c11dd70fSSrinivas Pandruvada } 54