X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Farm%2Fmach-pxa%2Fpxa25x.c;h=c1f21739bf714a435dc7b3df21c3fc2c488e152b;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=f57c96222728f30e07e0813ff5243e62f0b065c7;hpb=86090fcac5e27b630656fe3d963a6b80e26dac44;p=linux-2.6.git

diff --git a/arch/arm/mach-pxa/pxa25x.c b/arch/arm/mach-pxa/pxa25x.c
index f57c96222..c1f21739b 100644
--- 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