#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/smp.h>
+#include <linux/io.h>
#include <asm/cacheflush.h>
+#include <mach/regs-pmu.h>
+
extern volatile int pen_release;
static inline void cpu_enter_lowpower(void)
static inline void platform_do_lowpower(unsigned int cpu, int *spurious)
{
- /*
- * there is no power-control hardware on this platform, so all
- * we can do is put the core into WFI; this is safe as the calling
- * code will have already disabled interrupts
- */
for (;;) {
+
+ /* make cpu1 to be turned off at next WFI command */
+ if (cpu == 1)
+ __raw_writel(0, S5P_ARM_CORE1_CONFIGURATION);
+
/*
* here's the WFI
*/
:
: "memory", "cc");
- if (pen_release == cpu) {
+ if (pen_release == cpu_logical_map(cpu)) {
/*
* OK, proper wakeup, we're done
*/