From: Shweta Gulati <[email protected]>
Signed-off-by: Shweta Gulati <[email protected]>
---
arch/arm/mach-omap2/pm34xx.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index a9eda25..38f4781 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -140,6 +140,12 @@ static void omap3_core_save_context(void)
omap_ctrl_readl(OMAP343X_CONTROL_PADCONF_OFF);
control_padconf_off |= START_PADCONF_SAVE;
omap_ctrl_writel(control_padconf_off, OMAP343X_CONTROL_PADCONF_OFF);
+ /* Due to Silicon Bug on context restore it is found
+ * that the CONTROL_PAD_CONF_ETK14 register is not saved into
+ * scratch pad memory sometimes. To rectify it delay acess by Mpu
+ * for 300us for scm to finish saving task
+ */
+ udelay(300);
/* wait for the save to complete */
while (!omap_ctrl_readl(OMAP343X_CONTROL_GENERAL_PURPOSE_STATUS)
& PADCONF_SAVE_DONE)
--
1.5.4.7
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
