diff options
Diffstat (limited to 'drivers/memory')
| -rw-r--r-- | drivers/memory/emif.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/memory/emif.c b/drivers/memory/emif.c index 96add5b9ce5d..b2bb27261c73 100644 --- a/drivers/memory/emif.c +++ b/drivers/memory/emif.c @@ -25,6 +25,7 @@ #include <linux/module.h> #include <linux/list.h> #include <linux/spinlock.h> +#include <linux/pm.h> #include <memory/jedec_ddr.h> #include "emif.h" #include "of_memory.h" @@ -1015,7 +1016,14 @@ static irqreturn_t emif_threaded_isr(int irq, void *dev_id) if (emif->temperature_level == SDRAM_TEMP_VERY_HIGH_SHUTDOWN) { dev_emerg(emif->dev, "SDRAM temperature exceeds operating limit.. Needs shut down!!!\n"); - kernel_power_off(); + + /* If we have Power OFF ability, use it, else try restarting */ + if (pm_power_off) { + kernel_power_off(); + } else { + WARN(1, "FIXME: NO pm_power_off!!! trying restart\n"); + kernel_restart("SDRAM Over-temp Emergency restart"); + } return IRQ_HANDLED; } |