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

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

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