Merge branch 'fix/misc' into topic/misc

Conflicts:
	sound/pci/hda/patch_realtek.c

1 files changed, 21 insertions, 1 deletions

diff --git a/arch/arm/mach-omap2/irq.c b/arch/arm/mach-omap2/irq.c
index e9bc782fa414..26aeef560aa3 100644
--- a/arch/arm/mach-omap2/irq.c
+++ b/arch/arm/mach-omap2/irq.c
@@ -194,7 +194,7 @@ void __init omap_init_irq(void)
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(irq_banks); i++) {
-		unsigned long base;
+		unsigned long base = 0;
 		struct omap_irq_bank *bank = irq_banks + i;
 
 		if (cpu_is_omap24xx())
@@ -202,6 +202,8 @@ void __init omap_init_irq(void)
 		else if (cpu_is_omap34xx())
 			base = OMAP34XX_IC_BASE;
 
+		BUG_ON(!base);
+
 		/* Static mapping, never released */
 		bank->base_reg = ioremap(base, SZ_4K);
 		if (!bank->base_reg) {
@@ -274,4 +276,22 @@ void omap_intc_restore_context(void)
 	}
 	/* MIRs are saved and restore with other PRCM registers */
 }
+
+void omap3_intc_suspend(void)
+{
+	/* A pending interrupt would prevent OMAP from entering suspend */
+	omap_ack_irq(0);
+}
+
+void omap3_intc_prepare_idle(void)
+{
+	/* Disable autoidle as it can stall interrupt controller */
+	intc_bank_write_reg(0, &irq_banks[0], INTC_SYSCONFIG);
+}
+
+void omap3_intc_resume_idle(void)
+{
+	/* Re-enable autoidle */
+	intc_bank_write_reg(1, &irq_banks[0], INTC_SYSCONFIG);
+}
 #endif /* CONFIG_ARCH_OMAP3 */