ARM: OMAP3: hwmod data: keep MIDLEMODE in force-standby for musb

[pandora-kernel.git] / arch / arm / mach-omap2 / omap_hwmod_3xxx_data.c

diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 363df25..553c1c8 100644 (file)
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -3018,9 +3018,14 @@ static struct omap_hwmod omap3xxx_usbhsotg_hwmod = {
         * Erratum ID: i479  idle_req / idle_ack mechanism potentially
         * broken when autoidle is enabled
         * workaround is to disable the autoidle bit at module level.
+        *
+        * Enabling the device in any other MIDLEMODE setting but force-idle
+        * causes core_pwrdm not enter idle states at least on OMAP3630.
+        * Note that musb has OTG_FORCESTDBY register that controls MSTANDBY
+        * signal when MIDLEMODE is set to force-idle.
         */
        .flags          = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE
-                               | HWMOD_SWSUP_MSTANDBY,
+                               | HWMOD_FORCE_MSTANDBY,
 };
 
 /* usb_otg_hs */