x86/platform/intel-mid: Remove unused leftovers (msic_power_btn) (4450e93f) · Commits · EulixOS / Software / Kernel

arch/x86/platform/intel-mid/device_libs/Makefile

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		@@ -8,7 +8,6 @@ obj-$(subst m,y,$(CONFIG_BRCMFMAC_SDIO)) += platform_bcm43xx.o
		obj-$(subst m,y,$(CONFIG_BT_HCIUART_BCM)) += platform_bt.o
		# IPC Devices
		obj-$(subst m,y,$(CONFIG_MFD_INTEL_MSIC)) += platform_msic.o
		obj-$(subst m,y,$(CONFIG_INTEL_MID_POWER_BUTTON)) += platform_msic_power_btn.o
		obj-$(subst m,y,$(CONFIG_INTEL_MFLD_THERMAL)) += platform_msic_thermal.o
		# SPI Devices
		obj-$(subst m,y,$(CONFIG_SPI_SPIDEV)) += platform_mrfld_spidev.o
		@@ -24,5 +23,4 @@ obj-$(subst m,y,$(CONFIG_GPIO_PCA953X)) += platform_pcal9555a.o
		obj-$(subst m,y,$(CONFIG_GPIO_PCA953X)) += platform_tca6416.o
		# MISC Devices
		obj-$(subst m,y,$(CONFIG_KEYBOARD_GPIO)) += platform_gpio_keys.o
		obj-$(subst m,y,$(CONFIG_INTEL_MID_POWER_BUTTON)) += platform_mrfld_power_btn.o
		obj-$(subst m,y,$(CONFIG_RTC_DRV_CMOS)) += platform_mrfld_rtc.o

arch/x86/platform/intel-mid/device_libs/platform_mrfld_power_btn.c

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		// SPDX-License-Identifier: GPL-2.0-only
		/*
		* Intel Merrifield power button support
		*
		* (C) Copyright 2017 Intel Corporation
		*
		* Author: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
		*/

		#include <linux/init.h>
		#include <linux/ioport.h>
		#include <linux/platform_device.h>
		#include <linux/sfi.h>

		#include <asm/intel-mid.h>
		#include <asm/intel_scu_ipc.h>

		static struct resource mrfld_power_btn_resources[] = {
		{
		.flags = IORESOURCE_IRQ,
		},
		};

		static struct platform_device mrfld_power_btn_dev = {
		.name = "msic_power_btn",
		.id = PLATFORM_DEVID_NONE,
		.num_resources = ARRAY_SIZE(mrfld_power_btn_resources),
		.resource = mrfld_power_btn_resources,
		};

		static int mrfld_power_btn_scu_status_change(struct notifier_block *nb,
		unsigned long code, void *data)
		{
		if (code == SCU_DOWN) {
		platform_device_unregister(&mrfld_power_btn_dev);
		return 0;
		}

		return platform_device_register(&mrfld_power_btn_dev);
		}

		static struct notifier_block mrfld_power_btn_scu_notifier = {
		.notifier_call = mrfld_power_btn_scu_status_change,
		};

		static int __init register_mrfld_power_btn(void)
		{
		if (intel_mid_identify_cpu() != INTEL_MID_CPU_CHIP_TANGIER)
		return -ENODEV;

		/*
		* We need to be sure that the SCU IPC is ready before
		* PMIC power button device can be registered:
		*/
		intel_scu_notifier_add(&mrfld_power_btn_scu_notifier);

		return 0;
		}
		arch_initcall(register_mrfld_power_btn);

		static void __init mrfld_power_btn_platform_data(void info)
		{
		struct resource *res = mrfld_power_btn_resources;
		struct sfi_device_table_entry *pentry = info;

		res->start = res->end = pentry->irq;
		return NULL;
		}

		static const struct devs_id mrfld_power_btn_dev_id __initconst = {
		.name = "bcove_power_btn",
		.type = SFI_DEV_TYPE_IPC,
		.delay = 1,
		.msic = 1,
		.get_platform_data = &mrfld_power_btn_platform_data,
		};

		sfi_device(mrfld_power_btn_dev_id);

arch/x86/platform/intel-mid/device_libs/platform_msic_power_btn.c

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		// SPDX-License-Identifier: GPL-2.0-only
		/*
		* platform_msic_power_btn.c: MSIC power btn platform data initialization file
		*
		* (C) Copyright 2013 Intel Corporation
		* Author: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@intel.com>
		*/
		#include <linux/kernel.h>
		#include <linux/interrupt.h>
		#include <linux/scatterlist.h>
		#include <linux/sfi.h>
		#include <linux/init.h>
		#include <linux/mfd/intel_msic.h>
		#include <asm/intel-mid.h>

		#include "platform_msic.h"

		static void __init msic_power_btn_platform_data(void info)
		{
		return msic_generic_platform_data(info, INTEL_MSIC_BLOCK_POWER_BTN);
		}

		static const struct devs_id msic_power_btn_dev_id __initconst = {
		.name = "msic_power_btn",
		.type = SFI_DEV_TYPE_IPC,
		.delay = 1,
		.msic = 1,
		.get_platform_data = &msic_power_btn_platform_data,
		};

		sfi_device(msic_power_btn_dev_id);