Commit d33dbddf authored by Andrew Davis's avatar Andrew Davis Committed by Nishanth Menon
Browse files

ARM: keystone: Merge PM function into main support file 



The one function left in this file does not justify a whole extra
file nor the keystone.h support file used to forward declare that
function. Merge this into the main keystone.c file.

Signed-off-by: default avatarAndrew Davis <afd@ti.com>
Link: https://lore.kernel.org/r/20230726160441.101566-2-afd@ti.com


Signed-off-by: default avatarNishanth Menon <nm@ti.com>
parent 04a0137f

arch/arm/mach-keystone/Makefile

+0 −3
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0

obj-y					:= keystone.o
 


# PM domain driver for Keystone SOCs

obj-$(CONFIG_ARCH_KEYSTONE)		+= pm_domain.o

arch/arm/mach-keystone/keystone.c

+36 −2
Original line number Diff line number Diff line
@@ -6,10 +6,14 @@ 
 *	Cyril Chemparathy <cyril@ti.com>

 *	Santosh Shilimkar <santosh.shillimkar@ti.com>

 */



#include <linux/io.h>

#include <linux/dma-map-ops.h>

#include <linux/init.h>

#include <linux/pm_runtime.h>

#include <linux/pm_clock.h>

#include <linux/memblock.h>

#include <linux/of.h>

#include <linux/platform_device.h>



#include <asm/setup.h>
@@ -18,8 +22,6 @@ 
#include <asm/mach/time.h>

#include <asm/page.h>



#include "keystone.h"



#define KEYSTONE_LOW_PHYS_START		0x80000000ULL

#define KEYSTONE_LOW_PHYS_SIZE		0x80000000ULL /* 2G */

#define KEYSTONE_LOW_PHYS_END		(KEYSTONE_LOW_PHYS_START + \
@@ -30,6 +32,38 @@ 
#define KEYSTONE_HIGH_PHYS_END		(KEYSTONE_HIGH_PHYS_START + \

					 KEYSTONE_HIGH_PHYS_SIZE - 1)



static struct dev_pm_domain keystone_pm_domain = {

	.ops = {

		USE_PM_CLK_RUNTIME_OPS

		USE_PLATFORM_PM_SLEEP_OPS

	},

};



static struct pm_clk_notifier_block platform_domain_notifier = {

	.pm_domain = &keystone_pm_domain,

	.con_ids = { NULL },

};



static const struct of_device_id of_keystone_table[] = {

	{.compatible = "ti,k2hk"},

	{.compatible = "ti,k2e"},

	{.compatible = "ti,k2l"},

	{ /* end of list */ },

};



static int __init keystone_pm_runtime_init(void)

{

	struct device_node *np;



	np = of_find_matching_node(NULL, of_keystone_table);

	if (!np)

		return 0;



	pm_clk_add_notifier(&platform_bus_type, &platform_domain_notifier);



	return 0;

}



#ifdef CONFIG_ARM_LPAE

static int keystone_platform_notifier(struct notifier_block *nb,

				      unsigned long event, void *data)

arch/arm/mach-keystone/keystone.h

deleted100644 → 0
+0 −16
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0-only */

/*

 * Copyright 2013 Texas Instruments, Inc.

 *	Cyril Chemparathy <cyril@ti.com>

 *	Santosh Shilimkar <santosh.shillimkar@ti.com>

 */



#ifndef __KEYSTONE_H__

#define __KEYSTONE_H__



#ifndef __ASSEMBLER__



extern int keystone_pm_runtime_init(void);



#endif /* __ASSEMBLER__ */

#endif /* __KEYSTONE_H__ */

arch/arm/mach-keystone/pm_domain.c

deleted100644 → 0
+0 −50
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/*

 * PM domain driver for Keystone2 devices

 *

 * Copyright 2013 Texas Instruments, Inc.

 *	Santosh Shilimkar <santosh.shillimkar@ti.com>

 *

 * Based on Kevins work on DAVINCI SOCs

 *	Kevin Hilman <khilman@linaro.org>

 */



#include <linux/init.h>

#include <linux/pm_runtime.h>

#include <linux/pm_clock.h>

#include <linux/platform_device.h>

#include <linux/of.h>



#include "keystone.h"



static struct dev_pm_domain keystone_pm_domain = {

	.ops = {

		USE_PM_CLK_RUNTIME_OPS

		USE_PLATFORM_PM_SLEEP_OPS

	},

};



static struct pm_clk_notifier_block platform_domain_notifier = {

	.pm_domain = &keystone_pm_domain,

	.con_ids = { NULL },

};



static const struct of_device_id of_keystone_table[] = {

	{.compatible = "ti,k2hk"},

	{.compatible = "ti,k2e"},

	{.compatible = "ti,k2l"},

	{ /* end of list */ },

};



int __init keystone_pm_runtime_init(void)

{

	struct device_node *np;



	np = of_find_matching_node(NULL, of_keystone_table);

	if (!np)

		return 0;



	pm_clk_add_notifier(&platform_bus_type, &platform_domain_notifier);



	return 0;

}