@@ -198,6 +198,7 @@ void omap4_pm_off_mode_enable(int enable)
static int __init omap4_pm_init(void)
{
int ret;
+ struct clockdomain *emif_clkdm, *mpuss_clkdm;
if (!cpu_is_omap44xx())
return -ENODEV;
@@ -213,6 +214,26 @@ static int __init omap4_pm_init(void)
(void) clkdm_for_each(clkdms_setup, NULL);
+
+ /*
+ * FIXME: Remove the MPUSS <-> EMIF static dependency once the
+ * dynamic dependency issue is root-caused.
+ * The dynamic dependency between MEMIF and MPUSS doesn't seems to
+ * work as expected and MPUSS does not wakeup from off-mode if
+ * the static dependency is not set between them.
+ * i.e. CM_MPU_STATICDEP.MEMIF_STATDEP = 0
+ */
+ mpuss_clkdm = clkdm_lookup("mpuss_clkdm");
+ emif_clkdm = clkdm_lookup("l3_emif_clkdm");
+ if ((!mpuss_clkdm) || (!emif_clkdm))
+ goto err2;
+
+ ret = clkdm_add_wkdep(mpuss_clkdm, emif_clkdm);
+ if (ret) {
+ pr_err("Failed to add MPUSS <-> EMIF wakeup dependency\n");
+ goto err2;
+ }
+
ret = omap4_mpuss_init();
if (ret) {
pr_err("Failed to initialise OMAP4 MPUSS\n");