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authoreric miao <eric.miao@marvell.com>2008-03-04 16:13:58 +0800
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-04-19 11:29:04 +0100
commit663707c1a99b23a79f9e21117b7c1bdbfe80a899 (patch)
treef864865940e4f5252b56ee295cf317cbb0c12631 /arch/arm/mach-pxa
parentb9e25aced33eeb7279ccbaef198f28370cfb4e93 (diff)
[ARM] pxa: move GPIO sysdev outside of generic.c into gpio.c
Signed-off-by: eric miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-pxa')
-rw-r--r--arch/arm/mach-pxa/generic.c62
-rw-r--r--arch/arm/mach-pxa/gpio.c57
2 files changed, 57 insertions, 62 deletions
diff --git a/arch/arm/mach-pxa/generic.c b/arch/arm/mach-pxa/generic.c
index 80721c610d4..331f29b2d0c 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);
diff --git a/arch/arm/mach-pxa/gpio.c b/arch/arm/mach-pxa/gpio.c
index bf4c08408f2..a98b2da4c96 100644
--- a/arch/arm/mach-pxa/gpio.c
+++ b/arch/arm/mach-pxa/gpio.c
@@ -15,6 +15,7 @@
#include <linux/init.h>
#include <linux/module.h>
#include <linux/irq.h>
+#include <linux/sysdev.h>
#include <asm/gpio.h>
#include <asm/hardware.h>
@@ -338,3 +339,59 @@ void __init pxa_init_gpio(int gpio_nr, set_wake_t fn)
gpiochip_add(&pxa_gpio_chip[i].chip);
}
}
+
+#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);