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014d9d5d0c
Intel SoC DTS thermal driver on Baytrail platform uses IRQ 86 for critical overheating notification. But this IRQ 86 is described in the _CRS control method of INT3401 device, thus we should enumerate INT3401 to set the IRQ descriptor when Intel SoC DTS thermal driver is built. Signed-off-by: Zhang Rui <rui.zhang@intel.com> Tested-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
/*
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* ACPI support for int340x thermal drivers
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*
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* Copyright (C) 2014, Intel Corporation
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* Authors: Zhang Rui <rui.zhang@intel.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/acpi.h>
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#include <linux/module.h>
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#include "internal.h"
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#define INT3401_DEVICE 0X01
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static const struct acpi_device_id int340x_thermal_device_ids[] = {
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{"INT3400"},
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{"INT3401", INT3401_DEVICE},
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{"INT3402"},
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{"INT3403"},
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{"INT3404"},
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{"INT3406"},
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{"INT3407"},
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{"INT3408"},
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{"INT3409"},
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{"INT340A"},
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{"INT340B"},
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{""},
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};
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static int int340x_thermal_handler_attach(struct acpi_device *adev,
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const struct acpi_device_id *id)
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{
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#if defined(CONFIG_INT340X_THERMAL) || defined(CONFIG_INT340X_THERMAL_MODULE)
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acpi_create_platform_device(adev);
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#elif defined(INTEL_SOC_DTS_THERMAL) || defined(INTEL_SOC_DTS_THERMAL_MODULE)
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/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
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if (id->driver_data == INT3401_DEVICE)
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acpi_create_platform_device(adev);
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#endif
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return 1;
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}
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static struct acpi_scan_handler int340x_thermal_handler = {
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.ids = int340x_thermal_device_ids,
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.attach = int340x_thermal_handler_attach,
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};
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void __init acpi_int340x_thermal_init(void)
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{
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acpi_scan_add_handler(&int340x_thermal_handler);
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}
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