diff options
Diffstat (limited to 'arch/arm/mach-pxa/generic.c')
-rw-r--r-- | arch/arm/mach-pxa/generic.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c index 80721c610d41..331f29b2d0cd 100644 --- a/arch/arm/mach-pxa/generic.c +++ b/arch/arm/mach-pxa/generic.c @@ -19,14 +19,8 @@ #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> -#include <linux/delay.h> -#include <linux/ioport.h> -#include <linux/pm.h> -#include <linux/string.h> -#include <linux/sysdev.h> #include <asm/hardware.h> -#include <asm/irq.h> #include <asm/system.h> #include <asm/pgtable.h> #include <asm/mach/map.h> @@ -134,59 +128,3 @@ void __init pxa_map_io(void) iotable_init(standard_io_desc, ARRAY_SIZE(standard_io_desc)); get_clk_frequency_khz(1); } - -#ifdef CONFIG_PM - -static unsigned long saved_gplr[4]; -static unsigned long saved_gpdr[4]; -static unsigned long saved_grer[4]; -static unsigned long saved_gfer[4]; - -static int pxa_gpio_suspend(struct sys_device *dev, pm_message_t state) -{ - int i, gpio; - - for (gpio = 0, i = 0; gpio < pxa_last_gpio; gpio += 32, i++) { - saved_gplr[i] = GPLR(gpio); - saved_gpdr[i] = GPDR(gpio); - saved_grer[i] = GRER(gpio); - saved_gfer[i] = GFER(gpio); - - /* Clear GPIO transition detect bits */ - GEDR(gpio) = GEDR(gpio); - } - return 0; -} - -static int pxa_gpio_resume(struct sys_device *dev) -{ - int i, gpio; - - for (gpio = 0, i = 0; gpio < pxa_last_gpio; gpio += 32, i++) { - /* restore level with set/clear */ - GPSR(gpio) = saved_gplr[i]; - GPCR(gpio) = ~saved_gplr[i]; - - GRER(gpio) = saved_grer[i]; - GFER(gpio) = saved_gfer[i]; - GPDR(gpio) = saved_gpdr[i]; - } - return 0; -} -#else -#define pxa_gpio_suspend NULL -#define pxa_gpio_resume NULL -#endif - -struct sysdev_class pxa_gpio_sysclass = { - .name = "gpio", - .suspend = pxa_gpio_suspend, - .resume = pxa_gpio_resume, -}; - -static int __init pxa_gpio_init(void) -{ - return sysdev_class_register(&pxa_gpio_sysclass); -} - -core_initcall(pxa_gpio_init); |