Use smp_send_stop() to move all cpus besides the one executing reboot
into a hold loop, to keep them from being in powersavings mode at the
time of reboot.
Signed-off-by: Olof Johansson <olof@lixom.net>
#include "pasemi.h"
+#if !defined(CONFIG_SMP)
+static void smp_send_stop(void) {}
+#endif
+
/* SDC reset register, must be pre-mapped at reset time */
static void __iomem *reset_reg;
static void pas_restart(char *cmd)
{
+ /* Need to put others cpu in hold loop so they're not sleeping */
+ smp_send_stop();
+ udelay(10000);
printk("Restarting...\n");
while (1)
out_le32(reset_reg, 0x6000000);