msm: charm: Wake up the external modem when panicking

In order for the external modem to properly respond to
a panic, it must be out of low power mode. Ensure the
external modem is woken up before leaving the panic
handler.

CRs-Fixed: 303416
Signed-off-by: Laura Abbott <lauraa@codeaurora.org>
diff --git a/arch/arm/mach-msm/mdm.c b/arch/arm/mach-msm/mdm.c
index e2ff0da..13cac2e 100644
--- a/arch/arm/mach-msm/mdm.c
+++ b/arch/arm/mach-msm/mdm.c
@@ -119,6 +119,7 @@
 			 __func__);
 	charm_disable_irqs();
 	gpio_set_value(AP2MDM_ERRFATAL, 1);
+	gpio_set_value(AP2MDM_WAKEUP, 1);
 	return NOTIFY_DONE;
 }