X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fmach-pxa%2Fpxa25x.c;h=573a5758e781c366138de117529b92c04a71acce;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=e887b7175ef33b8c547c04a14d6117deaf19ec49;hpb=c7b5ebbddf7bcd3651947760f423e3783bbe6573;p=linux-2.6.git

diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index e887b7175..573a5758e 100644
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -16,6 +16,7 @@
  * initialization stuff for PXA machines which can be overridden later if
  * need be.
  */
+#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
@@ -102,3 +103,35 @@ unsigned int get_lcdclk_frequency_10khz(void)
 }
 
 EXPORT_SYMBOL(get_lcdclk_frequency_10khz);
+
+#ifdef CONFIG_PM
+
+int pxa_cpu_pm_prepare(suspend_state_t state)
+{
+	switch (state) {
+	case PM_SUSPEND_MEM:
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+void pxa_cpu_pm_enter(suspend_state_t state)
+{
+	extern void pxa_cpu_suspend(unsigned int);
+	extern void pxa_cpu_resume(void);
+
+	CKEN = 0;
+
+	switch (state) {
+	case PM_SUSPEND_MEM:
+		/* set resume return address */
+		PSPR = virt_to_phys(pxa_cpu_resume);
+		pxa_cpu_suspend(PWRMODE_SLEEP);
+		break;
+	}
+}
+
+#endif