diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index 24485bee9b49e949277bb9370634db8b9dc620fb..d7a2ad6173694c2f3dfaf54812356da11299c78e 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -514,7 +514,8 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev,
 
 	genpd = &pd->genpd;
 	genpd->name = np->name;
-	genpd->flags = GENPD_FLAG_PM_CLK | GENPD_FLAG_ACTIVE_WAKEUP;
+	genpd->flags = GENPD_FLAG_PM_CLK | GENPD_FLAG_ALWAYS_ON |
+		       GENPD_FLAG_ACTIVE_WAKEUP;
 	genpd->attach_dev = cpg_mssr_attach_dev;
 	genpd->detach_dev = cpg_mssr_detach_dev;
 	pm_genpd_init(genpd, &pm_domain_always_on_gov, false);