diff --git a/drivers/power/pmic/rk8xx.c b/drivers/power/pmic/rk8xx.c
index 1900de9..00c8a2e 100644
--- a/drivers/power/pmic/rk8xx.c
+++ b/drivers/power/pmic/rk8xx.c
@@ -94,6 +94,7 @@
 };
 
 static const struct udevice_id rk8xx_ids[] = {
+	{ .compatible = "rockchip,rk805" },
 	{ .compatible = "rockchip,rk808" },
 	{ .compatible = "rockchip,rk816" },
 	{ .compatible = "rockchip,rk818" },
diff --git a/drivers/power/regulator/rk8xx.c b/drivers/power/regulator/rk8xx.c
index 5a474c7..466a871 100644
--- a/drivers/power/regulator/rk8xx.c
+++ b/drivers/power/regulator/rk8xx.c
@@ -38,7 +38,14 @@
 /*
  * Ramp delay
  */
+#define RK805_RAMP_RATE_OFFSET		3
+#define RK805_RAMP_RATE_MASK		(3 << RK805_RAMP_RATE_OFFSET)
+#define RK805_RAMP_RATE_3MV_PER_US	(0 << RK805_RAMP_RATE_OFFSET)
+#define RK805_RAMP_RATE_6MV_PER_US	(1 << RK805_RAMP_RATE_OFFSET)
+#define RK805_RAMP_RATE_12_5MV_PER_US	(2 << RK805_RAMP_RATE_OFFSET)
+#define RK805_RAMP_RATE_25MV_PER_US	(3 << RK805_RAMP_RATE_OFFSET)
 #define RK808_RAMP_RATE_OFFSET		3
+
 #define RK808_RAMP_RATE_MASK		(3 << RK808_RAMP_RATE_OFFSET)
 #define RK808_RAMP_RATE_2MV_PER_US	(0 << RK808_RAMP_RATE_OFFSET)
 #define RK808_RAMP_RATE_4MV_PER_US	(1 << RK808_RAMP_RATE_OFFSET)
@@ -131,6 +138,7 @@
 	struct rk8xx_priv *priv = dev_get_priv(pmic);
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		switch (num) {
 		case 0:
@@ -185,6 +193,7 @@
 	struct rk8xx_priv *priv = dev_get_priv(pmic);
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		if (buck >= 4) {
 			buck -= 4;
@@ -246,6 +255,7 @@
 	int ret = 0;
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		if (buck >= 4) {
 			mask = 1 << (buck - 4);
@@ -277,6 +287,7 @@
 	struct rk8xx_priv *priv = dev_get_priv(pmic);
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		mask = 1 << buck;
 		ret = pmic_clrsetbits(pmic, RK816_REG_DCDC_SLP_EN, mask,
@@ -302,6 +313,7 @@
 	uint mask;
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		mask = 1 << buck;
 		val = pmic_reg_read(pmic, RK816_REG_DCDC_SLP_EN);
@@ -330,6 +342,7 @@
 	struct rk8xx_priv *priv = dev_get_priv(pmic);
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		return &rk816_ldo[num];
 	case RK818_ID:
@@ -346,6 +359,7 @@
 	int ret = 0;
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		if (ldo >= 4) {
 			mask = 1 << (ldo - 4);
@@ -377,6 +391,7 @@
 	int ret = 0;
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		if (ldo >= 4) {
 			ldo -= 4;
@@ -409,6 +424,7 @@
 	int ret = 0;
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		mask = 1 << ldo;
 		ret = pmic_clrsetbits(pmic, RK816_REG_LDO_SLP_EN, mask,
@@ -432,6 +448,7 @@
 	uint mask;
 
 	switch (priv->variant) {
+	case RK805_ID:
 	case RK816_ID:
 		mask = 1 << ldo;
 		val = pmic_reg_read(pmic, RK816_REG_LDO_SLP_EN);