diff --git a/plat/imx/imx8m/imx8mm/gpc.c b/plat/imx/imx8m/imx8mm/gpc.c
index e3057ae..cc1cb10 100644
--- a/plat/imx/imx8m/imx8mm/gpc.c
+++ b/plat/imx/imx8m/imx8mm/gpc.c
@@ -411,7 +411,4 @@
 	 */
 	mmio_clrbits_32(IMX_SRC_BASE + SRC_OTG1PHY_SCR, 0x1);
 	mmio_clrbits_32(IMX_SRC_BASE + SRC_OTG2PHY_SCR, 0x1);
-
-	/* enable all the power domain by default */
-	mmio_write_32(IMX_GPC_BASE + PU_PGC_UP_TRG, 0x3fcf);
 }
diff --git a/plat/imx/imx8m/imx8mn/gpc.c b/plat/imx/imx8m/imx8mn/gpc.c
index 4fd75dd..4e05297 100644
--- a/plat/imx/imx8m/imx8mn/gpc.c
+++ b/plat/imx/imx8m/imx8mn/gpc.c
@@ -204,9 +204,4 @@
 	 * only need to do it once.
 	 */
 	mmio_clrbits_32(IMX_SRC_BASE + SRC_OTG1PHY_SCR, 0x1);
-
-	/* enable all the power domain by default */
-	for (i = 0; i < 103; i++)
-		mmio_write_32(IMX_CCM_BASE + CCGR(i), 0x3);
-	mmio_write_32(IMX_GPC_BASE + PU_PGC_UP_TRG, 0x485);
 }