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ARM: 8361/1: sa1100: add platform functions to handle PWER settings

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PWER settings logically belongs neither to GPIO nor to system IRQ code.
Add special functions to handle PWER (for GPIO and for system IRQs)
from platform code.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Dmitry Eremin-Solenikov 2015-05-18 15:58:57 +01:00 committed by Russell King
parent b787f68c36
commit 982b465a2f
2 changed files with 39 additions and 0 deletions
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24
arch/arm/mach-sa1100/generic.c
View file

@ -23,6 +23,8 @@
#include <video/sa1100fb.h>
#include <soc/sa1100/pwer.h>
#include <asm/div64.h>
#include <asm/mach/map.h>
#include <asm/mach/flash.h>
@ -416,3 +418,25 @@ void sa1110_mb_enable(void)
local_irq_restore(flags);
}
int sa11x0_gpio_set_wake(unsigned int gpio, unsigned int on)
{
if (on)
PWER |= BIT(gpio);
else
PWER &= ~BIT(gpio);
return 0;
}
int sa11x0_sc_set_wake(unsigned int irq, unsigned int on)
{
if (BIT(irq) != IC_RTCAlrm)
return -EINVAL;
if (on)
PWER |= PWER_RTC;
else
PWER &= ~PWER_RTC;
return 0;
}

15
include/soc/sa1100/pwer.h Normal file
View file

@ -0,0 +1,15 @@
#ifndef SOC_SA1100_PWER_H
#define SOC_SA1100_PWER_H
/*
* Copyright (C) 2015, Dmitry Eremin-Solenikov
*
* 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.
*/
int sa11x0_gpio_set_wake(unsigned int gpio, unsigned int on);
int sa11x0_sc_set_wake(unsigned int irq, unsigned int on);
#endif