diff options
author | Ben Dooks <ben-linux@fluff.org> | 2008-12-12 00:24:10 (GMT) |
---|---|---|
committer | Ben Dooks <ben-linux@fluff.org> | 2009-03-08 12:35:25 (GMT) |
commit | 65fa22b73f95c481db125ba9a34de1553c638548 (patch) | |
tree | 2066f32f59ccb15f8b28037108789671276a134d /arch/arm/plat-s3c24xx/irq.c | |
parent | 840eeeb880e03927588e0e971cb426441795ff14 (diff) | |
download | linux-65fa22b73f95c481db125ba9a34de1553c638548.tar.xz |
[ARM] S3C24XX: Split PM code from arch/arm/plat-s3c24xx/irq.c
Split the PM code out of arch/arm/plat-s3c24xx/irq.c to
remove some of the #ifdefs being used. Also fix a couple
of places where the absecnce of a function was redefined
to the same thing.
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch/arm/plat-s3c24xx/irq.c')
-rw-r--r-- | arch/arm/plat-s3c24xx/irq.c | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/arch/arm/plat-s3c24xx/irq.c b/arch/arm/plat-s3c24xx/irq.c index 2fa8c9f..33fde66 100644 --- a/arch/arm/plat-s3c24xx/irq.c +++ b/arch/arm/plat-s3c24xx/irq.c @@ -55,81 +55,16 @@ #include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/sysdev.h> -#include <linux/io.h> -#include <mach/hardware.h> #include <asm/irq.h> - #include <asm/mach/irq.h> #include <plat/regs-irqtype.h> -#include <mach/regs-irq.h> -#include <mach/regs-gpio.h> #include <plat/cpu.h> #include <plat/pm.h> #include <plat/irq.h> -/* wakeup irq control */ - -#ifdef CONFIG_PM - -/* state for IRQs over sleep */ - -/* default is to allow for EINT0..EINT15, and IRQ_RTC as wakeup sources - * - * set bit to 1 in allow bitfield to enable the wakeup settings on it -*/ - -unsigned long s3c_irqwake_intallow = 1L << (IRQ_RTC - IRQ_EINT0) | 0xfL; -unsigned long s3c_irqwake_intmask = 0xffffffffL; -unsigned long s3c_irqwake_eintallow = 0x0000fff0L; -unsigned long s3c_irqwake_eintmask = 0xffffffffL; - -int -s3c_irq_wake(unsigned int irqno, unsigned int state) -{ - unsigned long irqbit = 1 << (irqno - IRQ_EINT0); - - if (!(s3c_irqwake_intallow & irqbit)) - return -ENOENT; - - printk(KERN_INFO "wake %s for irq %d\n", - state ? "enabled" : "disabled", irqno); - - if (!state) - s3c_irqwake_intmask |= irqbit; - else - s3c_irqwake_intmask &= ~irqbit; - - return 0; -} - -static int -s3c_irqext_wake(unsigned int irqno, unsigned int state) -{ - unsigned long bit = 1L << (irqno - EXTINT_OFF); - - if (!(s3c_irqwake_eintallow & bit)) - return -ENOENT; - - printk(KERN_INFO "wake %s for irq %d\n", - state ? "enabled" : "disabled", irqno); - - if (!state) - s3c_irqwake_eintmask |= bit; - else - s3c_irqwake_eintmask &= ~bit; - - return 0; -} - -#else -#define s3c_irqext_wake NULL -#define s3c_irq_wake NULL -#endif - - static void s3c_irq_mask(unsigned int irqno) { @@ -590,59 +525,6 @@ s3c_irq_demux_extint4t7(unsigned int irq, } } -#ifdef CONFIG_PM - -static struct sleep_save irq_save[] = { - SAVE_ITEM(S3C2410_INTMSK), - SAVE_ITEM(S3C2410_INTSUBMSK), -}; - -/* the extint values move between the s3c2410/s3c2440 and the s3c2412 - * so we use an array to hold them, and to calculate the address of - * the register at run-time -*/ - -static unsigned long save_extint[3]; -static unsigned long save_eintflt[4]; -static unsigned long save_eintmask; - -int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(save_extint); i++) - save_extint[i] = __raw_readl(S3C24XX_EXTINT0 + (i*4)); - - for (i = 0; i < ARRAY_SIZE(save_eintflt); i++) - save_eintflt[i] = __raw_readl(S3C24XX_EINFLT0 + (i*4)); - - s3c_pm_do_save(irq_save, ARRAY_SIZE(irq_save)); - save_eintmask = __raw_readl(S3C24XX_EINTMASK); - - return 0; -} - -int s3c24xx_irq_resume(struct sys_device *dev) -{ - unsigned int i; - - for (i = 0; i < ARRAY_SIZE(save_extint); i++) - __raw_writel(save_extint[i], S3C24XX_EXTINT0 + (i*4)); - - for (i = 0; i < ARRAY_SIZE(save_eintflt); i++) - __raw_writel(save_eintflt[i], S3C24XX_EINFLT0 + (i*4)); - - s3c_pm_do_restore(irq_save, ARRAY_SIZE(irq_save)); - __raw_writel(save_eintmask, S3C24XX_EINTMASK); - - return 0; -} - -#else -#define s3c24xx_irq_suspend NULL -#define s3c24xx_irq_resume NULL -#endif - /* s3c24xx_init_irq * * Initialise S3C2410 IRQ system |