From mboxrd@z Thu Jan 1 00:00:00 1970 From: dbaryshkov@gmail.com (Dmitry Eremin-Solenikov) Date: Fri, 15 Nov 2013 12:47:56 +0400 Subject: [PATCH 5/9] ARM: sa1100: add platform functions to handle PWER settings In-Reply-To: <1384505280-25389-1-git-send-email-dbaryshkov@gmail.com> References: <1384505280-25389-1-git-send-email-dbaryshkov@gmail.com> Message-ID: <1384505280-25389-6-git-send-email-dbaryshkov@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- arch/arm/mach-sa1100/generic.c | 21 +++++++++++++++++++++ arch/arm/mach-sa1100/generic.h | 2 ++ 2 files changed, 23 insertions(+) diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index c2718f0..702f18c 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -421,3 +421,24 @@ void sa1110_mb_enable(void) local_irq_restore(flags); } +int sa11x0_gpio_set_wake(unsigned int gpio, unsigned int on) +{ + if (on) + PWER |= 1 << gpio; + else + PWER &= ~(1 << gpio); + + return 0; +} + +int sa11x0_sc_set_wake(unsigned int irq, unsigned int on) +{ + if (irq != IRQ_RTCAlrm) + return -EINVAL; + + if (on) + PWER |= PWER_RTC; + else + PWER &= ~PWER_RTC; + return 0; +} diff --git a/arch/arm/mach-sa1100/generic.h b/arch/arm/mach-sa1100/generic.h index 0b68b95..39753c4 100644 --- a/arch/arm/mach-sa1100/generic.h +++ b/arch/arm/mach-sa1100/generic.h @@ -11,6 +11,8 @@ extern void __init sa1100_map_io(void); extern void __init sa1100_init_irq(void); extern void sa11x0_restart(enum reboot_mode, const char *); extern void sa11x0_init_late(void); +extern int sa11x0_gpio_set_wake(unsigned int gpio, unsigned int on); +extern int sa11x0_sc_set_wake(unsigned int irq, unsigned int on); #define SET_BANK(__nr,__start,__size) \ mi->bank[__nr].start = (__start), \ -- 1.8.4.2