patch-2.4.19 linux-2.4.19/arch/arm/mach-sa1100/cpu-sa1100.c

• Lines: 36
• Date: Fri Aug 2 17:39:42 2002
• Orig file: linux-2.4.18/arch/arm/mach-sa1100/cpu-sa1100.c
• Orig date: Sun Aug 12 11:13:59 2001

diff -urN linux-2.4.18/arch/arm/mach-sa1100/cpu-sa1100.c linux-2.4.19/arch/arm/mach-sa1100/cpu-sa1100.c
@@ -90,7 +90,8 @@
 
 #include <asm/hardware.h>
 
-
+extern unsigned int sa11x0_freq_to_ppcr(unsigned int khz);
+extern unsigned int sa11x0_validatespeed(unsigned int khz);
 
 
 typedef struct {
@@ -219,14 +220,22 @@
 };
 
 
-
+static void sa1100_setspeed(unsigned int khz)
+{
+	PPCR = sa11x0_freq_to_ppcr(khz);
+}
 
 static int __init sa1100_dram_init(void)
 {
-	return cpufreq_register_notifier(&sa1100_dram_block);
-}
+	int ret = -ENODEV;
 
+	if ((processor_id & CPU_SA1100_MASK) == CPU_SA1100_ID) {
+		ret = cpufreq_register_notifier(&sa1100_dram_block);
 
+		cpufreq_setfunctions(sa11x0_validatespeed, sa1100_setspeed);
+	}
 
+	return ret;
+}
 
 __initcall(sa1100_dram_init);