diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index c697d815634..6299804038b 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -632,6 +632,9 @@ void sunxi_board_init(void)
 	defined CONFIG_AXP818_POWER
 	power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
 #endif
+#if defined CONFIG_AXP818_POWER
+	power_failed |= axp_set_dcdc6(CONFIG_AXP_DCDC6_VOLT);
+#endif
 
 #if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
 	defined CONFIG_AXP818_POWER
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 2768c280bb1..09be149b7bf 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -149,6 +149,16 @@ config AXP_DCDC5_VOLT
 	On A23 / A31 / A33 / A80 / A83T / R40 boards dcdc5 is VCC-DRAM and
 	should be 1.5V, 1.35V if DDR3L is used.
 
+config AXP_DCDC6_VOLT
+	int "axp pmic dcdc6 voltage"
+	depends on AXP818_POWER
+	default 900 if MACH_SUN8I
+	---help---
+	Set the voltage (mV) to program the axp pmic dcdc6 at, set to 0 to
+	disable dcdc5.
+	On A83T boards dcdc6 is used for SYS, USB0, HDMI and
+	should be 0.9V.
+
 config AXP_ALDO1_VOLT
 	int "axp pmic (a)ldo1 voltage"
 	depends on AXP221_POWER || AXP809_POWER || AXP818_POWER
diff --git a/drivers/power/axp818.c b/drivers/power/axp818.c
index 623193e5407..2b732705db4 100644
--- a/drivers/power/axp818.c
+++ b/drivers/power/axp818.c
@@ -109,6 +109,28 @@ int axp_set_dcdc5(unsigned int mvolt)
 				AXP818_OUTPUT_CTRL1_DCDC5_EN);
 }
 
+int axp_set_dcdc6(unsigned int mvolt)
+{
+	int ret;
+	u8 cfg;
+
+	if (mvolt >= 1120)
+		cfg = 50 + axp818_mvolt_to_cfg(mvolt, 1120, 1520, 20);
+	else
+		cfg = axp818_mvolt_to_cfg(mvolt, 600, 1100, 10);
+
+	if (mvolt == 0)
+		return pmic_bus_clrbits(AXP818_OUTPUT_CTRL1,
+					AXP818_OUTPUT_CTRL1_DCDC6_EN);
+
+	ret = pmic_bus_write(AXP818_DCDC6_CTRL, cfg);
+	if (ret)
+		return ret;
+
+	return pmic_bus_setbits(AXP818_OUTPUT_CTRL1,
+				AXP818_OUTPUT_CTRL1_DCDC6_EN);
+}
+
 int axp_set_aldo(int aldo_num, unsigned int mvolt)
 {
 	int ret;
diff --git a/include/axp_pmic.h b/include/axp_pmic.h
index 10091d0bb27..b03f898240c 100644
--- a/include/axp_pmic.h
+++ b/include/axp_pmic.h
@@ -27,6 +27,7 @@ int axp_set_dcdc2(unsigned int mvolt);
 int axp_set_dcdc3(unsigned int mvolt);
 int axp_set_dcdc4(unsigned int mvolt);
 int axp_set_dcdc5(unsigned int mvolt);
+int axp_set_dcdc6(unsigned int mvolt);
 int axp_set_aldo1(unsigned int mvolt);
 int axp_set_aldo2(unsigned int mvolt);
 int axp_set_aldo3(unsigned int mvolt);