From: Shweta Gulati <shweta.gulati@xxxxxx> Signed-off-by: Shweta Gulati <shweta.gulati@xxxxxx> --- 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 majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
