diff --git a/plat/allwinner/sun50i_a64/sunxi_power.c b/plat/allwinner/sun50i_a64/sunxi_power.c
index d48ff56..13a6a9b 100644
--- a/plat/allwinner/sun50i_a64/sunxi_power.c
+++ b/plat/allwinner/sun50i_a64/sunxi_power.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2018, Icenowy Zheng <icenowy@aosc.io>
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -22,6 +22,7 @@
 #include <sunxi_private.h>
 
 static enum pmic_type {
+	UNKNOWN,
 	GENERIC_H5,
 	GENERIC_A64,
 	REF_DESIGN_H5,	/* regulators controlled by GPIO pins on port L */
diff --git a/plat/allwinner/sun50i_h6/sunxi_power.c b/plat/allwinner/sun50i_h6/sunxi_power.c
index 5b5bad1..36e3dbe 100644
--- a/plat/allwinner/sun50i_h6/sunxi_power.c
+++ b/plat/allwinner/sun50i_h6/sunxi_power.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
  * Copyright (c) 2018, Icenowy Zheng <icenowy@aosc.io>
  *
  * SPDX-License-Identifier: BSD-3-Clause
@@ -21,12 +21,10 @@
 #define AXP805_ADDR	0x36
 #define AXP805_ID	0x03
 
-enum pmic_type {
-	NO_PMIC,
+static enum pmic_type {
+	UNKNOWN,
 	AXP805,
-};
-
-enum pmic_type pmic;
+} pmic;
 
 int axp_i2c_read(uint8_t chip, uint8_t reg, uint8_t *val)
 {
@@ -79,13 +77,12 @@
 	i2c_init((void *)SUNXI_R_I2C_BASE);
 
 	NOTICE("PMIC: Probing AXP805\n");
-	pmic = AXP805;
 
 	ret = axp805_probe();
 	if (ret)
-		pmic = NO_PMIC;
-	else
-		pmic = AXP805;
+		return ret;
+
+	pmic = AXP805;
 
 	return 0;
 }