fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / arch / arm / mach-pxa / pxa25x.c

diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index f57c962..c1f2173 100644 (file)
--- a/arch/arm/mach-pxa/pxa25x.c
+++ b/arch/arm/mach-pxa/pxa25x.c
@@ -22,6 +22,7 @@
 #include <linux/pm.h>
 
 #include <asm/hardware.h>
+#include <asm/arch/pxa-regs.h>
 
 #include "generic.h"
 
@@ -83,12 +84,53 @@ unsigned int get_clk_frequency_khz(int info)
 EXPORT_SYMBOL(get_clk_frequency_khz);
 
 /*
- * Return the current lclk requency in units of 10kHz
+ * Return the current memory clock frequency in units of 10kHz
  */
-unsigned int get_lclk_frequency_10khz(void)
+unsigned int get_memclk_frequency_10khz(void)
 {
        return L_clk_mult[(CCCR >> 0) & 0x1f] * BASE_CLK / 10000;
 }
 
-EXPORT_SYMBOL(get_lclk_frequency_10khz);
+EXPORT_SYMBOL(get_memclk_frequency_10khz);
 
+/*
+ * Return the current LCD clock frequency in units of 10kHz
+ */
+unsigned int get_lcdclk_frequency_10khz(void)
+{
+       return get_memclk_frequency_10khz();
+}
+
+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