OMAP3: PM: SDRC auto-refresh workaround for off-mode

Errata: ES3.0, ES3.1 SDRC not sending auto-refresh when OMAP wakes-up
from OFF mode

Signed-off-by: Tero Kristo <tero.kristo@nokia.com>
Signed-off-by: Kalle Jokiniemi <kalle.jokiniemi@digia.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

1 files changed, 7 insertions, 2 deletions

diff --git a/arch/arm/mach-omap2/control.c b/arch/arm/mach-omap2/control.c
index c41565ec16e3..2ff8d7cc60a2 100644
--- a/arch/arm/mach-omap2/control.c
+++ b/arch/arm/mach-omap2/control.c
@@ -209,8 +209,13 @@ void omap3_save_scratchpad_contents(void)
 
         /* Populate the Scratchpad contents */
         scratchpad_contents.boot_config_ptr = 0x0;
-        scratchpad_contents.public_restore_ptr =
-                         virt_to_phys(get_restore_pointer());
+        if (omap_rev() != OMAP3430_REV_ES3_0 &&
+                                        omap_rev() != OMAP3430_REV_ES3_1)
+                scratchpad_contents.public_restore_ptr =
+                        virt_to_phys(get_restore_pointer());
+        else
+                scratchpad_contents.public_restore_ptr =
+                        virt_to_phys(get_es3_restore_pointer());
         if (omap_type() == OMAP2_DEVICE_TYPE_GP)
                 scratchpad_contents.secure_ram_restore_ptr = 0x0;
         else