By default, prevent functional wakeups from inside a module from
waking up the IVA2. Let DSP Bridge code handle this when loaded.
Signed-off-by: Kevin Hilman <khil...@deeprootsystems.com>
---
arch/arm/mach-omap2/pm34xx.c | 6 ++++++
arch/arm/mach-omap2/prm.h | 2 ++
2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 7ed01e5..22d686e 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -601,6 +601,12 @@ static void __init prcm_setup_regs(void)
prm_write_mod_reg(OMAP3430_IO_EN | OMAP3430_WKUP_EN,
OCP_MOD, OMAP3_PRM_IRQENABLE_MPU_OFFSET);
+ /* Don't attach IVA interrupts */
+ prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
+ prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1);
+ prm_write_mod_reg(0, CORE_MOD, OMAP3430ES2_PM_IVAGRPSEL3);
+ prm_write_mod_reg(0, OMAP3430_PER_MOD, OMAP3430_PM_IVAGRPSEL);
+
/* Clear any pending 'reset' flags */
prm_write_mod_reg(0xffffffff, MPU_MOD, RM_RSTST);
prm_write_mod_reg(0xffffffff, CORE_MOD, RM_RSTST);
diff --git a/arch/arm/mach-omap2/prm.h b/arch/arm/mach-omap2/prm.h
index 7c8e0c4..9937e28 100644
--- a/arch/arm/mach-omap2/prm.h
+++ b/arch/arm/mach-omap2/prm.h
@@ -203,9 +203,11 @@
#define OMAP3430_PM_MPUGRPSEL 0x00a4
#define OMAP3430_PM_MPUGRPSEL1 OMAP3430_PM_MPUGRPSEL
+#define OMAP3430ES2_PM_MPUGRPSEL3 0x00f8
#define OMAP3430_PM_IVAGRPSEL 0x00a8
#define OMAP3430_PM_IVAGRPSEL1 OMAP3430_PM_IVAGRPSEL
+#define OMAP3430ES2_PM_IVAGRPSEL3 0x00f4
#define OMAP3430_PM_PREPWSTST 0x00e8
--
1.6.2.2
--
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