diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index 3200a5f01e..1be08c5fdc 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -721,6 +721,7 @@ dtb-$(CONFIG_MACH_SUN7I) += \
 	sun7i-a20-haoyu-marsboard.dtb \
 	sun7i-a20-hummingbird.dtb \
 	sun7i-a20-i12-tvbox.dtb \
+	sun7i-a20-icnova-a20-adb4006.dtb \
 	sun7i-a20-icnova-swac.dtb \
 	sun7i-a20-itead-ibox.dtb \
 	sun7i-a20-lamobo-r1.dtb \
diff --git a/arch/arm/include/asm/arch-sunxi/dram_sun50i_h616.h b/arch/arm/include/asm/arch-sunxi/dram_sun50i_h616.h
index 11774deded..a8fdda124a 100644
--- a/arch/arm/include/asm/arch-sunxi/dram_sun50i_h616.h
+++ b/arch/arm/include/asm/arch-sunxi/dram_sun50i_h616.h
@@ -130,6 +130,7 @@ check_member(sunxi_mctl_ctl_reg, unk_0x4240, 0x4240);
 #define MSTR_DEVICETYPE_LPDDR2	BIT(2)
 #define MSTR_DEVICETYPE_LPDDR3	BIT(3)
 #define MSTR_DEVICETYPE_DDR4	BIT(4)
+#define MSTR_DEVICETYPE_LPDDR4	BIT(5)
 #define MSTR_DEVICETYPE_MASK	GENMASK(5, 0)
 #define MSTR_2TMODE		BIT(10)
 #define MSTR_BUSWIDTH_FULL	(0 << 12)
@@ -154,6 +155,7 @@ struct dram_para {
 	u32 odt_en;
 	u32 tpr0;
 	u32 tpr2;
+	u32 tpr6;
 	u32 tpr10;
 	u32 tpr11;
 	u32 tpr12;
diff --git a/arch/arm/include/asm/arch-sunxi/mmc.h b/arch/arm/include/asm/arch-sunxi/mmc.h
index 8ed3e0459c..b8d91b5c64 100644
--- a/arch/arm/include/asm/arch-sunxi/mmc.h
+++ b/arch/arm/include/asm/arch-sunxi/mmc.h
@@ -1,139 +1,8 @@
 /* SPDX-License-Identifier: GPL-2.0+ */
-/*
- * (C) Copyright 2007-2011
- * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
- * Aaron <leafy.myeh@allwinnertech.com>
- *
- * MMC register definition for allwinner sunxi platform.
- */
 
-#ifndef _SUNXI_MMC_H
-#define _SUNXI_MMC_H
-
-#include <linux/types.h>
-
-struct sunxi_mmc {
-	u32 gctrl;		/* 0x00 global control */
-	u32 clkcr;		/* 0x04 clock control */
-	u32 timeout;		/* 0x08 time out */
-	u32 width;		/* 0x0c bus width */
-	u32 blksz;		/* 0x10 block size */
-	u32 bytecnt;		/* 0x14 byte count */
-	u32 cmd;		/* 0x18 command */
-	u32 arg;		/* 0x1c argument */
-	u32 resp0;		/* 0x20 response 0 */
-	u32 resp1;		/* 0x24 response 1 */
-	u32 resp2;		/* 0x28 response 2 */
-	u32 resp3;		/* 0x2c response 3 */
-	u32 imask;		/* 0x30 interrupt mask */
-	u32 mint;		/* 0x34 masked interrupt status */
-	u32 rint;		/* 0x38 raw interrupt status */
-	u32 status;		/* 0x3c status */
-	u32 ftrglevel;		/* 0x40 FIFO threshold watermark*/
-	u32 funcsel;		/* 0x44 function select */
-	u32 cbcr;		/* 0x48 CIU byte count */
-	u32 bbcr;		/* 0x4c BIU byte count */
-	u32 dbgc;		/* 0x50 debug enable */
-	u32 res0;		/* 0x54 reserved */
-	u32 a12a;		/* 0x58 Auto command 12 argument */
-	u32 ntsr;		/* 0x5c	New timing set register */
-	u32 res1[8];
-	u32 dmac;		/* 0x80 internal DMA control */
-	u32 dlba;		/* 0x84 internal DMA descr list base address */
-	u32 idst;		/* 0x88 internal DMA status */
-	u32 idie;		/* 0x8c internal DMA interrupt enable */
-	u32 chda;		/* 0x90 */
-	u32 cbda;		/* 0x94 */
-	u32 res2[26];
-#if defined(CONFIG_SUNXI_GEN_SUN6I) || defined(CONFIG_SUN50I_GEN_H6) || defined(CONFIG_SUNXI_GEN_NCAT2)
-	u32 res3[17];
-	u32 samp_dl;
-	u32 res4[46];
-#endif
-	u32 fifo;		/* 0x100 / 0x200 FIFO access address */
-};
-
-#define SUNXI_MMC_CLK_POWERSAVE		(0x1 << 17)
-#define SUNXI_MMC_CLK_ENABLE		(0x1 << 16)
-#define SUNXI_MMC_CLK_DIVIDER_MASK	(0xff)
-
-#define SUNXI_MMC_GCTRL_SOFT_RESET	(0x1 << 0)
-#define SUNXI_MMC_GCTRL_FIFO_RESET	(0x1 << 1)
-#define SUNXI_MMC_GCTRL_DMA_RESET	(0x1 << 2)
-#define SUNXI_MMC_GCTRL_RESET		(SUNXI_MMC_GCTRL_SOFT_RESET|\
-					 SUNXI_MMC_GCTRL_FIFO_RESET|\
-					 SUNXI_MMC_GCTRL_DMA_RESET)
-#define SUNXI_MMC_GCTRL_DMA_ENABLE	(0x1 << 5)
-#define SUNXI_MMC_GCTRL_ACCESS_BY_AHB   (0x1 << 31)
-
-#define SUNXI_MMC_CMD_RESP_EXPIRE	(0x1 << 6)
-#define SUNXI_MMC_CMD_LONG_RESPONSE	(0x1 << 7)
-#define SUNXI_MMC_CMD_CHK_RESPONSE_CRC	(0x1 << 8)
-#define SUNXI_MMC_CMD_DATA_EXPIRE	(0x1 << 9)
-#define SUNXI_MMC_CMD_WRITE		(0x1 << 10)
-#define SUNXI_MMC_CMD_AUTO_STOP		(0x1 << 12)
-#define SUNXI_MMC_CMD_WAIT_PRE_OVER	(0x1 << 13)
-#define SUNXI_MMC_CMD_SEND_INIT_SEQ	(0x1 << 15)
-#define SUNXI_MMC_CMD_UPCLK_ONLY	(0x1 << 21)
-#define SUNXI_MMC_CMD_START		(0x1 << 31)
-
-#define SUNXI_MMC_RINT_RESP_ERROR		(0x1 << 1)
-#define SUNXI_MMC_RINT_COMMAND_DONE		(0x1 << 2)
-#define SUNXI_MMC_RINT_DATA_OVER		(0x1 << 3)
-#define SUNXI_MMC_RINT_TX_DATA_REQUEST		(0x1 << 4)
-#define SUNXI_MMC_RINT_RX_DATA_REQUEST		(0x1 << 5)
-#define SUNXI_MMC_RINT_RESP_CRC_ERROR		(0x1 << 6)
-#define SUNXI_MMC_RINT_DATA_CRC_ERROR		(0x1 << 7)
-#define SUNXI_MMC_RINT_RESP_TIMEOUT		(0x1 << 8)
-#define SUNXI_MMC_RINT_DATA_TIMEOUT		(0x1 << 9)
-#define SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE	(0x1 << 10)
-#define SUNXI_MMC_RINT_FIFO_RUN_ERROR		(0x1 << 11)
-#define SUNXI_MMC_RINT_HARD_WARE_LOCKED		(0x1 << 12)
-#define SUNXI_MMC_RINT_START_BIT_ERROR		(0x1 << 13)
-#define SUNXI_MMC_RINT_AUTO_COMMAND_DONE	(0x1 << 14)
-#define SUNXI_MMC_RINT_END_BIT_ERROR		(0x1 << 15)
-#define SUNXI_MMC_RINT_SDIO_INTERRUPT		(0x1 << 16)
-#define SUNXI_MMC_RINT_CARD_INSERT		(0x1 << 30)
-#define SUNXI_MMC_RINT_CARD_REMOVE		(0x1 << 31)
-#define SUNXI_MMC_RINT_INTERRUPT_ERROR_BIT      \
-	(SUNXI_MMC_RINT_RESP_ERROR |		\
-	 SUNXI_MMC_RINT_RESP_CRC_ERROR |	\
-	 SUNXI_MMC_RINT_DATA_CRC_ERROR |	\
-	 SUNXI_MMC_RINT_RESP_TIMEOUT |		\
-	 SUNXI_MMC_RINT_DATA_TIMEOUT |		\
-	 SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE |	\
-	 SUNXI_MMC_RINT_FIFO_RUN_ERROR |	\
-	 SUNXI_MMC_RINT_HARD_WARE_LOCKED |	\
-	 SUNXI_MMC_RINT_START_BIT_ERROR |	\
-	 SUNXI_MMC_RINT_END_BIT_ERROR) /* 0xbfc2 */
-#define SUNXI_MMC_RINT_INTERRUPT_DONE_BIT	\
-	(SUNXI_MMC_RINT_AUTO_COMMAND_DONE |	\
-	 SUNXI_MMC_RINT_DATA_OVER |		\
-	 SUNXI_MMC_RINT_COMMAND_DONE |		\
-	 SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE)
-
-#define SUNXI_MMC_STATUS_RXWL_FLAG		(0x1 << 0)
-#define SUNXI_MMC_STATUS_TXWL_FLAG		(0x1 << 1)
-#define SUNXI_MMC_STATUS_FIFO_EMPTY		(0x1 << 2)
-#define SUNXI_MMC_STATUS_FIFO_FULL		(0x1 << 3)
-#define SUNXI_MMC_STATUS_CARD_PRESENT		(0x1 << 8)
-#define SUNXI_MMC_STATUS_CARD_DATA_BUSY		(0x1 << 9)
-#define SUNXI_MMC_STATUS_DATA_FSM_BUSY		(0x1 << 10)
-#define SUNXI_MMC_STATUS_FIFO_LEVEL(reg)	(((reg) >> 17) & 0x3fff)
-
-#define SUNXI_MMC_NTSR_MODE_SEL_NEW		(0x1 << 31)
-
-#define SUNXI_MMC_IDMAC_RESET		(0x1 << 0)
-#define SUNXI_MMC_IDMAC_FIXBURST	(0x1 << 1)
-#define SUNXI_MMC_IDMAC_ENABLE		(0x1 << 7)
-
-#define SUNXI_MMC_IDIE_TXIRQ		(0x1 << 0)
-#define SUNXI_MMC_IDIE_RXIRQ		(0x1 << 1)
-
-#define SUNXI_MMC_COMMON_CLK_GATE		(1 << 16)
-#define SUNXI_MMC_COMMON_RESET			(1 << 18)
-
-#define SUNXI_MMC_CAL_DL_SW_EN		(0x1 << 7)
+#ifndef _ASM_ARCH_MMC_H_
+#define _ASM_ARCH_MMC_H_
 
 struct mmc *sunxi_mmc_init(int sdc_no);
-#endif /* _SUNXI_MMC_H */
+
+#endif /* _ASM_ARCH_MMC_H_ */
diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
index a10e4c06b6..a4a8d8e944 100644
--- a/arch/arm/mach-sunxi/Kconfig
+++ b/arch/arm/mach-sunxi/Kconfig
@@ -85,6 +85,12 @@ config DRAM_SUN50I_H616_TPR2
 	help
 	  TPR2 value from vendor DRAM settings.
 
+config DRAM_SUN50I_H616_TPR6
+	hex "H616 DRAM TPR6 parameter"
+	default 0x3300c080
+	help
+	  TPR6 value from vendor DRAM settings.
+
 config DRAM_SUN50I_H616_TPR10
 	hex "H616 DRAM TPR10 parameter"
 	help
@@ -462,6 +468,9 @@ config SUNXI_DRAM_DDR2
 config SUNXI_DRAM_LPDDR3
 	bool
 
+config SUNXI_DRAM_LPDDR4
+	bool
+
 choice
 	prompt "DRAM Type and Timing"
 	default SUNXI_DRAM_DDR3_1333 if !MACH_SUN8I_V3S
@@ -505,6 +514,14 @@ config SUNXI_DRAM_H616_LPDDR3
 	  This option is the LPDDR3 timing used by the stock boot0 by
 	  Allwinner.
 
+config SUNXI_DRAM_H616_LPDDR4
+	bool "LPDDR4 DRAM chips on the H616 DRAM controller"
+	select SUNXI_DRAM_LPDDR4
+	depends on DRAM_SUN50I_H616
+	help
+	  This option is the LPDDR4 timing used by the stock boot0 by
+	  Allwinner.
+
 config SUNXI_DRAM_H616_DDR3_1333
 	bool "DDR3-1333 boot0 timings on the H616 DRAM controller"
 	select SUNXI_DRAM_DDR3
diff --git a/arch/arm/mach-sunxi/dram_sun50i_h616.c b/arch/arm/mach-sunxi/dram_sun50i_h616.c
index 7e580b62dc..c5c1331a4c 100644
--- a/arch/arm/mach-sunxi/dram_sun50i_h616.c
+++ b/arch/arm/mach-sunxi/dram_sun50i_h616.c
@@ -6,8 +6,8 @@
  * unknown. That's why this driver has plenty of magic numbers. Some
  * meaning was nevertheless deduced from strings found in boot0 and
  * known meaning of some dram parameters.
- * This driver only supports DDR3 memory and omits logic for all
- * other supported types supported by hardware.
+ * This driver supports DDR3, LPDDR3 and LPDDR4 memory. There is no
+ * DDR4 support yet.
  *
  * (C) Copyright 2020 Jernej Skrabec <jernej.skrabec@siol.net>
  *
@@ -238,64 +238,59 @@ static const u8 phy_init[] = {
 	0x08, 0x01, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
 	0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x07,
 	0x17, 0x19, 0x1a
+#elif defined(CONFIG_SUNXI_DRAM_H616_LPDDR4)
+	0x02, 0x00, 0x17, 0x05, 0x04, 0x19, 0x06, 0x07,
+	0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
+	0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x01,
+	0x18, 0x03, 0x1a
 #endif
 };
 
+#define MASK_BYTE(reg, nr) (((reg) >> ((nr) * 8)) & 0x1f)
 static void mctl_phy_configure_odt(const struct dram_para *para)
 {
-	unsigned int val;
+	uint32_t val_lo, val_hi;
 
-	val = para->dx_dri & 0x1f;
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x388);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x38c);
+	/*
+	 * This part should be applicable to all memory types, but is
+	 * usually found in LPDDR4 bootloaders. Therefore, we will leave
+	 * only for this type of memory.
+	 */
+	if (para->type == SUNXI_DRAM_TYPE_LPDDR4) {
+		clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x390, BIT(5), BIT(4));
+		clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x3d0, BIT(5), BIT(4));
+		clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x410, BIT(5), BIT(4));
+		clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x450, BIT(5), BIT(4));
+	}
 
-	val = (para->dx_dri >> 8) & 0x1f;
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x3c8);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x3cc);
+	val_lo = para->dx_dri;
+	val_hi = (para->type == SUNXI_DRAM_TYPE_LPDDR4) ? 0x04040404 : para->dx_dri;
+	writel_relaxed(MASK_BYTE(val_lo, 0), SUNXI_DRAM_PHY0_BASE + 0x388);
+	writel_relaxed(MASK_BYTE(val_hi, 0), SUNXI_DRAM_PHY0_BASE + 0x38c);
+	writel_relaxed(MASK_BYTE(val_lo, 1), SUNXI_DRAM_PHY0_BASE + 0x3c8);
+	writel_relaxed(MASK_BYTE(val_hi, 1), SUNXI_DRAM_PHY0_BASE + 0x3cc);
+	writel_relaxed(MASK_BYTE(val_lo, 2), SUNXI_DRAM_PHY0_BASE + 0x408);
+	writel_relaxed(MASK_BYTE(val_hi, 2), SUNXI_DRAM_PHY0_BASE + 0x40c);
+	writel_relaxed(MASK_BYTE(val_lo, 3), SUNXI_DRAM_PHY0_BASE + 0x448);
+	writel_relaxed(MASK_BYTE(val_hi, 3), SUNXI_DRAM_PHY0_BASE + 0x44c);
 
-	val = (para->dx_dri >> 16) & 0x1f;
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x408);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x40c);
+	val_lo = para->ca_dri;
+	val_hi = para->ca_dri;
+	writel_relaxed(MASK_BYTE(val_lo, 0), SUNXI_DRAM_PHY0_BASE + 0x340);
+	writel_relaxed(MASK_BYTE(val_hi, 0), SUNXI_DRAM_PHY0_BASE + 0x344);
+	writel_relaxed(MASK_BYTE(val_lo, 1), SUNXI_DRAM_PHY0_BASE + 0x348);
+	writel_relaxed(MASK_BYTE(val_hi, 1), SUNXI_DRAM_PHY0_BASE + 0x34c);
 
-	val = (para->dx_dri >> 24) & 0x1f;
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x448);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x44c);
-
-	val = para->ca_dri & 0x1f;
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x340);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x344);
-
-	val = (para->ca_dri >> 8) & 0x1f;
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x348);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x34c);
-
-	val = para->dx_odt & 0x1f;
-	if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
-		writel_relaxed(0, SUNXI_DRAM_PHY0_BASE + 0x380);
-	else
-		writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x380);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x384);
-
-	val = (para->dx_odt >> 8) & 0x1f;
-	if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
-		writel_relaxed(0, SUNXI_DRAM_PHY0_BASE + 0x3c0);
-	else
-		writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x3c0);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x3c4);
-
-	val = (para->dx_odt >> 16) & 0x1f;
-	if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
-		writel_relaxed(0, SUNXI_DRAM_PHY0_BASE + 0x400);
-	else
-		writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x400);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x404);
-
-	val = (para->dx_odt >> 24) & 0x1f;
-	if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
-		writel_relaxed(0, SUNXI_DRAM_PHY0_BASE + 0x440);
-	else
-		writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x440);
-	writel_relaxed(val, SUNXI_DRAM_PHY0_BASE + 0x444);
+	val_lo = (para->type == SUNXI_DRAM_TYPE_LPDDR3) ? 0 : para->dx_odt;
+	val_hi = (para->type == SUNXI_DRAM_TYPE_LPDDR4) ? 0 : para->dx_odt;
+	writel_relaxed(MASK_BYTE(val_lo, 0), SUNXI_DRAM_PHY0_BASE + 0x380);
+	writel_relaxed(MASK_BYTE(val_hi, 0), SUNXI_DRAM_PHY0_BASE + 0x384);
+	writel_relaxed(MASK_BYTE(val_lo, 1), SUNXI_DRAM_PHY0_BASE + 0x3c0);
+	writel_relaxed(MASK_BYTE(val_hi, 1), SUNXI_DRAM_PHY0_BASE + 0x3c4);
+	writel_relaxed(MASK_BYTE(val_lo, 2), SUNXI_DRAM_PHY0_BASE + 0x400);
+	writel_relaxed(MASK_BYTE(val_hi, 2), SUNXI_DRAM_PHY0_BASE + 0x404);
+	writel_relaxed(MASK_BYTE(val_lo, 3), SUNXI_DRAM_PHY0_BASE + 0x440);
+	writel_relaxed(MASK_BYTE(val_hi, 3), SUNXI_DRAM_PHY0_BASE + 0x444);
 
 	dmb();
 }
@@ -414,12 +409,18 @@ static bool mctl_phy_read_calibration(const struct dram_config *config)
 	return result;
 }
 
-static bool mctl_phy_read_training(const struct dram_config *config)
+static bool mctl_phy_read_training(const struct dram_para *para,
+			   const struct dram_config *config)
 {
 	u32 val1, val2, *ptr1, *ptr2;
 	bool result = true;
 	int i;
 
+	if (para->type == SUNXI_DRAM_TYPE_LPDDR4) {
+		writel(0, SUNXI_DRAM_PHY0_BASE + 0x800);
+		writel(0, SUNXI_DRAM_PHY0_BASE + 0x81c);
+	}
+
 	clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x198, 3, 2);
 	clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x804, 0x3f, 0xf);
 	clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x808, 0x3f, 0xf);
@@ -600,6 +601,8 @@ static void mctl_phy_bit_delay_compensation(const struct dram_para *para)
 		clrbits_le32(SUNXI_DRAM_PHY0_BASE + 0x60, 1);
 		setbits_le32(SUNXI_DRAM_PHY0_BASE + 8, 8);
 		clrbits_le32(SUNXI_DRAM_PHY0_BASE + 0x190, 0x10);
+		if (para->type == SUNXI_DRAM_TYPE_LPDDR4)
+			clrbits_le32(SUNXI_DRAM_PHY0_BASE + 0x4, 0x80);
 
 		if (para->tpr10 & BIT(30))
 			val = para->tpr11 & 0x3f;
@@ -813,8 +816,9 @@ static void mctl_phy_ca_bit_delay_compensation(const struct dram_para *para,
 	writel(val, SUNXI_DRAM_PHY0_BASE + 0x7e0);
 	writel(val, SUNXI_DRAM_PHY0_BASE + 0x7f4);
 
-	if (para->type == SUNXI_DRAM_TYPE_DDR3) {
-		val = (para->tpr10 >> 7) & 0x1e;
+	val = (para->tpr10 >> 7) & 0x1e;
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
 		if (para->tpr2 & 1) {
 			writel(val, SUNXI_DRAM_PHY0_BASE + 0x794);
 			if (config->ranks == 2) {
@@ -840,8 +844,8 @@ static void mctl_phy_ca_bit_delay_compensation(const struct dram_para *para,
 				writel(val, SUNXI_DRAM_PHY0_BASE + 0x7b8);
 			}
 		}
-	} else if (para->type == SUNXI_DRAM_TYPE_LPDDR3) {
-		val = (para->tpr10 >> 7) & 0x1e;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
 		if (para->tpr2 & 1) {
 			writel(val, SUNXI_DRAM_PHY0_BASE + 0x7a0);
 			if (config->ranks == 2) {
@@ -855,7 +859,18 @@ static void mctl_phy_ca_bit_delay_compensation(const struct dram_para *para,
 				writel(val, SUNXI_DRAM_PHY0_BASE + 0x7f8);
 			}
 		}
-	}
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		if (para->tpr2 & 1) {
+			writel(val, SUNXI_DRAM_PHY0_BASE + 0x788);
+		} else {
+			writel(val, SUNXI_DRAM_PHY0_BASE + 0x794);
+		};
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
 }
 
 static bool mctl_phy_init(const struct dram_para *para,
@@ -868,30 +883,42 @@ static bool mctl_phy_init(const struct dram_para *para,
 	u32 val, val2, *ptr, mr0, mr2;
 	int i;
 
+	if (para->type == SUNXI_DRAM_TYPE_LPDDR4)
+		clrbits_le32(SUNXI_DRAM_PHY0_BASE + 0x4,0x80);
+
 	if (config->bus_full_width)
 		val = 0xf;
 	else
 		val = 3;
 	clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 0x3c, 0xf, val);
 
-	if (para->tpr2 & 0x100) {
-		if (para->type == SUNXI_DRAM_TYPE_DDR3) {
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
+		if (para->tpr2 & 0x100) {
 			val = 9;
 			val2 = 7;
-		} else if (para->type == SUNXI_DRAM_TYPE_LPDDR3) {
-			// untested setup: use some values for now
-			val = 14;
-			val2 = 8;
-		}
-	} else {
-		if (para->type == SUNXI_DRAM_TYPE_DDR3) {
+		} else {
 			val = 13;
 			val2 = 9;
-		} else if (para->type == SUNXI_DRAM_TYPE_LPDDR3) {
+		}
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
+		if (para->tpr2 & 0x100) {
+			val = 12;
+			val2 = 6;
+		} else {
 			val = 14;
 			val2 = 8;
 		}
-	}
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		val = 20;
+		val2 = 10;
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
 
 	writel(val, SUNXI_DRAM_PHY0_BASE + 0x14);
 	writel(val, SUNXI_DRAM_PHY0_BASE + 0x35c);
@@ -915,19 +942,40 @@ static bool mctl_phy_init(const struct dram_para *para,
 	if (para->tpr10 & TPR10_CA_BIT_DELAY)
 		mctl_phy_ca_bit_delay_compensation(para, config);
 
-	if (para->type == SUNXI_DRAM_TYPE_DDR3)
-		val = 0x80;
-	else if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
-		val = 0xc0;
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
+		val = para->tpr6 & 0xff;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
+		val = para->tpr6 >> 8 & 0xff;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		val = para->tpr6 >> 24 & 0xff;
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
+
 	writel(val, SUNXI_DRAM_PHY0_BASE + 0x3dc);
 	writel(val, SUNXI_DRAM_PHY0_BASE + 0x45c);
 
 	mctl_phy_configure_odt(para);
 
-	if (para->type == SUNXI_DRAM_TYPE_DDR3)
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
 		val = 0x0a;
-	else if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
 		val = 0x0b;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		val = 0x0d;
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
 	clrsetbits_le32(SUNXI_DRAM_PHY0_BASE + 4, 0x7, val);
 
 	if (para->clk <= 672)
@@ -977,8 +1025,8 @@ static bool mctl_phy_init(const struct dram_para *para,
 		mr0 = 0x1f14;
 		mr2 = 0x20;
 	}
-
-	if (para->type == SUNXI_DRAM_TYPE_DDR3) {
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
 		writel(mr0, &mctl_ctl->mrctrl1);
 		writel(0x80000030, &mctl_ctl->mrctrl0);
 		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
@@ -994,7 +1042,8 @@ static bool mctl_phy_init(const struct dram_para *para,
 		writel(0, &mctl_ctl->mrctrl1);
 		writel(0x80003030, &mctl_ctl->mrctrl0);
 		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
-	} else if (para->type == SUNXI_DRAM_TYPE_LPDDR3) {
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
 		writel(mr0, &mctl_ctl->mrctrl1);
 		writel(0x800000f0, &mctl_ctl->mrctrl0);
 		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
@@ -1010,7 +1059,48 @@ static bool mctl_phy_init(const struct dram_para *para,
 		writel(0x301, &mctl_ctl->mrctrl1);
 		writel(0x800000f0, &mctl_ctl->mrctrl0);
 		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
-	}
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		writel(0x0, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0x134, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0x21b, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0x333, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0x403, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0xb04, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0xc72, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0xe09, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+
+		writel(0x1624, &mctl_ctl->mrctrl1);
+		writel(0x80000030, &mctl_ctl->mrctrl0);
+		mctl_await_completion(&mctl_ctl->mrctrl0, BIT(31), 0);
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
 
 	writel(0, SUNXI_DRAM_PHY0_BASE + 0x54);
 
@@ -1040,7 +1130,7 @@ static bool mctl_phy_init(const struct dram_para *para,
 
 	if (para->tpr10 & TPR10_READ_TRAINING) {
 		for (i = 0; i < 5; i++)
-			if (mctl_phy_read_training(config))
+			if (mctl_phy_read_training(para, config))
 				break;
 		if (i == 5) {
 			debug("read training failed!\n");
@@ -1079,17 +1169,29 @@ static bool mctl_ctrl_init(const struct dram_para *para,
 
 	setbits_le32(&mctl_com->unk_0x008, 0xff00);
 
+	if (para->type == SUNXI_DRAM_TYPE_LPDDR4)
+		writel(1, SUNXI_DRAM_COM_BASE + 0x50);
 	clrsetbits_le32(&mctl_ctl->sched[0], 0xff00, 0x3000);
 
 	writel(0, &mctl_ctl->hwlpctl);
 
 	setbits_le32(&mctl_com->unk_0x008, 0xff00);
 
-	reg_val = MSTR_BURST_LENGTH(8) | MSTR_ACTIVE_RANKS(config->ranks);
-	if (para->type == SUNXI_DRAM_TYPE_DDR3)
-		reg_val |= MSTR_DEVICETYPE_DDR3 | MSTR_2TMODE;
-	else if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
-		reg_val |= MSTR_DEVICETYPE_LPDDR3;
+	reg_val = MSTR_ACTIVE_RANKS(config->ranks);
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
+		reg_val |= MSTR_BURST_LENGTH(8) | MSTR_DEVICETYPE_DDR3 | MSTR_2TMODE;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
+		reg_val |= MSTR_BURST_LENGTH(8) | MSTR_DEVICETYPE_LPDDR3;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		reg_val |= MSTR_BURST_LENGTH(16) | MSTR_DEVICETYPE_LPDDR4;
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
 	if (config->bus_full_width)
 		reg_val |= MSTR_BUSWIDTH_FULL;
 	else
@@ -1101,10 +1203,20 @@ static bool mctl_ctrl_init(const struct dram_para *para,
 	else
 		writel(0x0201, &mctl_ctl->odtmap);
 
-	if (para->type == SUNXI_DRAM_TYPE_DDR3)
+	switch (para->type) {
+	case SUNXI_DRAM_TYPE_DDR3:
 		reg_val = 0x06000400;
-	else if (para->type == SUNXI_DRAM_TYPE_LPDDR3)
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR3:
 		reg_val = 0x09020400;
+		break;
+	case SUNXI_DRAM_TYPE_LPDDR4:
+		reg_val = 0x04000400;
+		break;
+	case SUNXI_DRAM_TYPE_DDR4:
+	default:
+		panic("This DRAM setup is currently not supported.\n");
+	};
 	writel(reg_val, &mctl_ctl->odtcfg);
 	writel(reg_val, &mctl_ctl->unk_0x2240);
 	writel(reg_val, &mctl_ctl->unk_0x3240);
@@ -1124,6 +1236,9 @@ static bool mctl_ctrl_init(const struct dram_para *para,
 	setbits_le32(&mctl_ctl->unk_0x3180, BIT(31) | BIT(30));
 	setbits_le32(&mctl_ctl->unk_0x4180, BIT(31) | BIT(30));
 
+	if (para->type == SUNXI_DRAM_TYPE_LPDDR4)
+		setbits_le32(&mctl_ctl->dbictl, 0x1);
+
 	setbits_le32(&mctl_ctl->rfshctl3, BIT(0));
 	clrbits_le32(&mctl_ctl->dfimisc, BIT(0));
 
@@ -1246,6 +1361,8 @@ static const struct dram_para para = {
 	.type = SUNXI_DRAM_TYPE_DDR3,
 #elif defined(CONFIG_SUNXI_DRAM_H616_LPDDR3)
 	.type = SUNXI_DRAM_TYPE_LPDDR3,
+#elif defined(CONFIG_SUNXI_DRAM_H616_LPDDR4)
+	.type = SUNXI_DRAM_TYPE_LPDDR4,
 #endif
 	.dx_odt = CONFIG_DRAM_SUN50I_H616_DX_ODT,
 	.dx_dri = CONFIG_DRAM_SUN50I_H616_DX_DRI,
@@ -1253,6 +1370,7 @@ static const struct dram_para para = {
 	.odt_en = CONFIG_DRAM_SUN50I_H616_ODT_EN,
 	.tpr0 = CONFIG_DRAM_SUN50I_H616_TPR0,
 	.tpr2 = CONFIG_DRAM_SUN50I_H616_TPR2,
+	.tpr6 = CONFIG_DRAM_SUN50I_H616_TPR6,
 	.tpr10 = CONFIG_DRAM_SUN50I_H616_TPR10,
 	.tpr11 = CONFIG_DRAM_SUN50I_H616_TPR11,
 	.tpr12 = CONFIG_DRAM_SUN50I_H616_TPR12,
diff --git a/arch/arm/mach-sunxi/dram_timings/Makefile b/arch/arm/mach-sunxi/dram_timings/Makefile
index 8bfd99448a..5f20341924 100644
--- a/arch/arm/mach-sunxi/dram_timings/Makefile
+++ b/arch/arm/mach-sunxi/dram_timings/Makefile
@@ -5,3 +5,4 @@ obj-$(CONFIG_SUNXI_DRAM_H6_LPDDR3)	+= h6_lpddr3.o
 obj-$(CONFIG_SUNXI_DRAM_H6_DDR3_1333)	+= h6_ddr3_1333.o
 obj-$(CONFIG_SUNXI_DRAM_H616_DDR3_1333)	+= h616_ddr3_1333.o
 obj-$(CONFIG_SUNXI_DRAM_H616_LPDDR3)	+= h616_lpddr3.o
+obj-$(CONFIG_SUNXI_DRAM_H616_LPDDR4)	+= h616_lpddr4_2133.o
diff --git a/arch/arm/mach-sunxi/dram_timings/h616_lpddr4_2133.c b/arch/arm/mach-sunxi/dram_timings/h616_lpddr4_2133.c
new file mode 100644
index 0000000000..c11cb8678f
--- /dev/null
+++ b/arch/arm/mach-sunxi/dram_timings/h616_lpddr4_2133.c
@@ -0,0 +1,95 @@
+/*
+ * sun50i H616 LPDDR4-2133 timings, as programmed by Allwinner's boot0
+ * for orangepi zero3 with the H618 and LPDDR4 memory.
+ *
+ * (C) Copyright 2023 Mikhail Kalashnikov <iuncuim@gmail.com>
+ *   Based on H6 DDR3 timings:
+ *   (C) Copyright 2020 Jernej Skrabec <jernej.skrabec@siol.net>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/arch/dram.h>
+#include <asm/arch/cpu.h>
+
+void mctl_set_timing_params(const struct dram_para *para)
+{
+	struct sunxi_mctl_ctl_reg * const mctl_ctl =
+			(struct sunxi_mctl_ctl_reg *)SUNXI_DRAM_CTL0_BASE;
+
+	u8 tccd		= 4;
+	u8 tfaw		= ns_to_t(40);
+	u8 trrd		= max(ns_to_t(10), 2);
+	u8 trcd		= max(ns_to_t(18), 2);
+	u8 trc		= ns_to_t(65);
+	u8 txp		= max(ns_to_t(8), 2);
+	u8 trtp		= max(ns_to_t(8), 4);
+	u8 trp		= ns_to_t(21);
+	u8 tras		= ns_to_t(42);
+	u16 trefi	= ns_to_t(3904) / 32;
+	u16 trfc	= ns_to_t(280);
+	u16 txsr	= ns_to_t(190);
+
+	u8 tmrw		= max(ns_to_t(14), 5);
+	u8 tmrd		= tmrw;
+	u8 tmod		= 12;
+	u8 tcke		= max(ns_to_t(15), 2);
+	u8 tcksrx	= max(ns_to_t(2), 2);
+	u8 tcksre	= max(ns_to_t(5), 2);
+	u8 tckesr	= tcke;
+	u8 trasmax	= (trefi * 9) / 32;
+	u8 txs		= 4;
+	u8 txsdll	= 16;
+	u8 txsabort	= 4;
+	u8 txsfast	= 4;
+	u8 tcl		= 10;
+	u8 tcwl		= 5;
+	u8 t_rdata_en	= 17;
+	u8 tphy_wrlat	= 5;
+
+	u8 twtp		= 24;
+	u8 twr2rd	= max(trrd, (u8)4) + 14;
+	u8 trd2wr	= (ns_to_t(4) + 17) - ns_to_t(1);
+
+	/* set DRAM timing */
+	writel((twtp << 24) | (tfaw << 16) | (trasmax << 8) | tras,
+	       &mctl_ctl->dramtmg[0]);
+	writel((txp << 16) | (trtp << 8) | trc, &mctl_ctl->dramtmg[1]);
+	writel((tcwl << 24) | (tcl << 16) | (trd2wr << 8) | twr2rd,
+	       &mctl_ctl->dramtmg[2]);
+	writel((tmrw << 20) | (tmrd << 12) | tmod, &mctl_ctl->dramtmg[3]);
+	writel((trcd << 24) | (tccd << 16) | (trrd << 8) | trp,
+	       &mctl_ctl->dramtmg[4]);
+	writel((tcksrx << 24) | (tcksre << 16) | (tckesr << 8) | tcke,
+	       &mctl_ctl->dramtmg[5]);
+	/* Value suggested by ZynqMP manual and used by libdram */
+	writel((txp + 2) | 0x02020000, &mctl_ctl->dramtmg[6]);
+	writel((txsfast << 24) | (txsabort << 16) | (txsdll << 8) | txs,
+	       &mctl_ctl->dramtmg[8]);
+	writel(0x00020208, &mctl_ctl->dramtmg[9]);
+	writel(0xE0C05, &mctl_ctl->dramtmg[10]);
+	writel(0x440C021C, &mctl_ctl->dramtmg[11]);
+	writel(8, &mctl_ctl->dramtmg[12]);
+	writel(0xA100002, &mctl_ctl->dramtmg[13]);
+	writel(txsr, &mctl_ctl->dramtmg[14]);
+
+	clrsetbits_le32(&mctl_ctl->init[0], 0xC0000FFF, 0x3f0);
+	writel(0x01f20000, &mctl_ctl->init[1]);
+	writel(0x00000d05, &mctl_ctl->init[2]);
+	writel(0, &mctl_ctl->dfimisc);
+	writel(0x0034001b, &mctl_ctl->init[3]);
+	writel(0x00330000, &mctl_ctl->init[4]);
+	writel(0x00040072, &mctl_ctl->init[6]);
+	writel(0x00240009, &mctl_ctl->init[7]);
+
+	clrsetbits_le32(&mctl_ctl->rankctl, 0xff0, 0x660);
+
+	/* Configure DFI timing */
+	writel(tphy_wrlat | 0x2000000 | (t_rdata_en << 16) | 0x808000,
+	       &mctl_ctl->dfitmg0);
+	writel(0x100202, &mctl_ctl->dfitmg1);
+
+	/* set refresh timing */
+	writel((trefi << 16) | trfc, &mctl_ctl->rfshtmg);
+}
diff --git a/arch/arm/mach-sunxi/pmic_bus.c b/arch/arm/mach-sunxi/pmic_bus.c
index c090840637..8e7625fe05 100644
--- a/arch/arm/mach-sunxi/pmic_bus.c
+++ b/arch/arm/mach-sunxi/pmic_bus.c
@@ -22,6 +22,7 @@
 #define AXP209_I2C_ADDR			0x34
 
 #define AXP305_I2C_ADDR			0x36
+#define AXP313_I2C_ADDR			0x36
 
 #define AXP221_CHIP_ADDR		0x68
 
@@ -34,6 +35,8 @@ static int pmic_i2c_address(void)
 		return AXP152_I2C_ADDR;
 	if (IS_ENABLED(CONFIG_AXP305_POWER))
 		return AXP305_I2C_ADDR;
+	if (IS_ENABLED(CONFIG_AXP313_POWER))
+		return AXP313_I2C_ADDR;
 
 	/* Other AXP2xx and AXP8xx variants */
 	return AXP209_I2C_ADDR;
diff --git a/board/sunxi/MAINTAINERS b/board/sunxi/MAINTAINERS
index 4bbe3f62fa..0061437211 100644
--- a/board/sunxi/MAINTAINERS
+++ b/board/sunxi/MAINTAINERS
@@ -236,6 +236,11 @@ M:	Stefan Roese <sr@denx.de>
 S:	Maintained
 F:	configs/icnova-a20-swac_defconfig
 
+ICnova-A20-ADB4006 BOARD
+M:	Ludwig Kormann <ludwig.kormann@ict42.de>
+S:	Maintained
+F:	configs/icnova-a20-adb4006_defconfig
+
 ITEAD IBOX BOARD
 M:	Marcus Cooper <codekipper@gmail.com>
 S:	Maintained
diff --git a/board/sunxi/board.c b/board/sunxi/board.c
index 39ecbe988f..8c12c8dead 100644
--- a/board/sunxi/board.c
+++ b/board/sunxi/board.c
@@ -34,6 +34,7 @@
 #include <asm/global_data.h>
 #include <linux/delay.h>
 #include <linux/printk.h>
+#include <linux/types.h>
 #ifndef CONFIG_ARM64
 #include <asm/armv7.h>
 #endif
@@ -568,7 +569,8 @@ void sunxi_board_init(void)
 
 #if defined CONFIG_AXP152_POWER || defined CONFIG_AXP209_POWER || \
 	defined CONFIG_AXP221_POWER || defined CONFIG_AXP305_POWER || \
-	defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
+	defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER || \
+	defined CONFIG_AXP313_POWER
 	power_failed = axp_init();
 
 	if (IS_ENABLED(CONFIG_AXP_DISABLE_BOOT_ON_POWERON) && !power_failed) {
@@ -581,50 +583,46 @@ void sunxi_board_init(void)
 		}
 	}
 
-#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
-	defined CONFIG_AXP818_POWER
+#ifdef CONFIG_AXP_DCDC1_VOLT
 	power_failed |= axp_set_dcdc1(CONFIG_AXP_DCDC1_VOLT);
+	power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
 #endif
-#if !defined(CONFIG_AXP305_POWER)
+#ifdef CONFIG_AXP_DCDC2_VOLT
 	power_failed |= axp_set_dcdc2(CONFIG_AXP_DCDC2_VOLT);
 	power_failed |= axp_set_dcdc3(CONFIG_AXP_DCDC3_VOLT);
 #endif
-#if !defined(CONFIG_AXP209_POWER) && !defined(CONFIG_AXP818_POWER)
+#ifdef CONFIG_AXP_DCDC4_VOLT
 	power_failed |= axp_set_dcdc4(CONFIG_AXP_DCDC4_VOLT);
 #endif
-#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
-	defined CONFIG_AXP818_POWER
-	power_failed |= axp_set_dcdc5(CONFIG_AXP_DCDC5_VOLT);
-#endif
 
-#if defined CONFIG_AXP221_POWER || defined CONFIG_AXP809_POWER || \
-	defined CONFIG_AXP818_POWER
+#ifdef CONFIG_AXP_ALDO1_VOLT
 	power_failed |= axp_set_aldo1(CONFIG_AXP_ALDO1_VOLT);
 #endif
-#if !defined(CONFIG_AXP305_POWER)
+#ifdef CONFIG_AXP_ALDO2_VOLT
 	power_failed |= axp_set_aldo2(CONFIG_AXP_ALDO2_VOLT);
 #endif
-#if !defined(CONFIG_AXP152_POWER) && !defined(CONFIG_AXP305_POWER)
+#ifdef CONFIG_AXP_ALDO3_VOLT
 	power_failed |= axp_set_aldo3(CONFIG_AXP_ALDO3_VOLT);
 #endif
-#ifdef CONFIG_AXP209_POWER
+#ifdef CONFIG_AXP_ALDO4_VOLT
 	power_failed |= axp_set_aldo4(CONFIG_AXP_ALDO4_VOLT);
 #endif
 
-#if defined(CONFIG_AXP221_POWER) || defined(CONFIG_AXP809_POWER) || \
-	defined(CONFIG_AXP818_POWER)
+#ifdef CONFIG_AXP_DLDO1_VOLT
 	power_failed |= axp_set_dldo(1, CONFIG_AXP_DLDO1_VOLT);
 	power_failed |= axp_set_dldo(2, CONFIG_AXP_DLDO2_VOLT);
-#if !defined CONFIG_AXP809_POWER
+#endif
+#ifdef CONFIG_AXP_DLDO3_VOLT
 	power_failed |= axp_set_dldo(3, CONFIG_AXP_DLDO3_VOLT);
 	power_failed |= axp_set_dldo(4, CONFIG_AXP_DLDO4_VOLT);
 #endif
+#ifdef CONFIG_AXP_ELDO1_VOLT
 	power_failed |= axp_set_eldo(1, CONFIG_AXP_ELDO1_VOLT);
 	power_failed |= axp_set_eldo(2, CONFIG_AXP_ELDO2_VOLT);
 	power_failed |= axp_set_eldo(3, CONFIG_AXP_ELDO3_VOLT);
 #endif
 
-#ifdef CONFIG_AXP818_POWER
+#ifdef CONFIG_AXP_FLDO1_VOLT
 	power_failed |= axp_set_fldo(1, CONFIG_AXP_FLDO1_VOLT);
 	power_failed |= axp_set_fldo(2, CONFIG_AXP_FLDO2_VOLT);
 	power_failed |= axp_set_fldo(3, CONFIG_AXP_FLDO3_VOLT);
@@ -633,7 +631,7 @@ void sunxi_board_init(void)
 #if defined CONFIG_AXP809_POWER || defined CONFIG_AXP818_POWER
 	power_failed |= axp_set_sw(IS_ENABLED(CONFIG_AXP_SW_ON));
 #endif
-#endif
+#endif	/* CONFIG_AXPxxx_POWER */
 	printf("DRAM:");
 	gd->ram_size = sunxi_dram_init();
 	printf(" %d MiB\n", (int)(gd->ram_size >> 20));
@@ -941,7 +939,7 @@ int board_fit_config_name_match(const char *name)
 #ifdef CONFIG_PINE64_DT_SELECTION
 	if (strstr(best_dt_name, "-pine64-plus")) {
 		/* Differentiate the Pine A64 boards by their DRAM size. */
-		if ((gd->ram_size == 512 * 1024 * 1024))
+		if (gd->ram_size == SZ_512M)
 			best_dt_name = "sun50i-a64-pine64";
 	}
 #endif
diff --git a/configs/icnova-a20-adb4006_defconfig b/configs/icnova-a20-adb4006_defconfig
new file mode 100644
index 0000000000..22cbb612e3
--- /dev/null
+++ b/configs/icnova-a20-adb4006_defconfig
@@ -0,0 +1,21 @@
+CONFIG_ARM=y
+CONFIG_ARCH_SUNXI=y
+CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-icnova-a20-adb4006"
+CONFIG_SPL=y
+CONFIG_MACH_SUN7I=y
+CONFIG_DRAM_CLK=384
+CONFIG_AHCI=y
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SPL_I2C=y
+CONFIG_SCSI_AHCI=y
+CONFIG_SYS_64BIT_LBA=y
+CONFIG_SYS_I2C_MVTWSI=y
+CONFIG_SYS_I2C_SLAVE=0x7f
+CONFIG_SYS_I2C_SPEED=400000
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_MII=y
+CONFIG_SUN7I_GMAC=y
+CONFIG_AXP_ALDO4_VOLT=2800
+CONFIG_SCSI=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_OHCI_HCD=y
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index 26bf429acb..af27ceb27d 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -27,7 +27,6 @@ obj-$(CONFIG_ARCH_ROCKCHIP) += rockchip/
 obj-$(CONFIG_ARCH_SOCFPGA) += altera/
 obj-$(CONFIG_ARCH_STM32) += stm32/
 obj-$(CONFIG_ARCH_STM32MP) += stm32/
-obj-$(CONFIG_ARCH_SUNXI) += sunxi/
 obj-$(CONFIG_CLK_AT91) += at91/
 obj-$(CONFIG_CLK_BCM6345) += clk_bcm6345.o
 obj-$(CONFIG_CLK_BOSTON) += clk_boston.o
@@ -43,6 +42,7 @@ obj-$(CONFIG_CLK_OWL) += owl/
 obj-$(CONFIG_CLK_RENESAS) += renesas/
 obj-$(CONFIG_$(SPL_TPL_)CLK_SCMI) += clk_scmi.o
 obj-$(CONFIG_CLK_SIFIVE) += sifive/
+obj-$(CONFIG_CLK_SUNXI) += sunxi/
 obj-$(CONFIG_CLK_UNIPHIER) += uniphier/
 obj-$(CONFIG_CLK_VERSACLOCK) += clk_versaclock.o
 obj-$(CONFIG_CLK_VERSAL) += clk_versal.o
diff --git a/drivers/mmc/sunxi_mmc.c b/drivers/mmc/sunxi_mmc.c
index 4d6351bf27..714706d241 100644
--- a/drivers/mmc/sunxi_mmc.c
+++ b/drivers/mmc/sunxi_mmc.c
@@ -25,10 +25,14 @@
 #include <asm/io.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/cpu.h>
+#if !CONFIG_IS_ENABLED(DM_MMC)
 #include <asm/arch/mmc.h>
+#endif
 #include <linux/delay.h>
 #include <sunxi_gpio.h>
 
+#include "sunxi_mmc.h"
+
 #ifndef CCM_MMC_CTRL_MODE_SEL_NEW
 #define CCM_MMC_CTRL_MODE_SEL_NEW	0
 #endif
@@ -701,13 +705,13 @@ static const struct udevice_id sunxi_mmc_ids[] = {
 	{ .compatible = "allwinner,sun7i-a20-mmc" },
 	{ .compatible = "allwinner,sun8i-a83t-emmc" },
 	{ .compatible = "allwinner,sun9i-a80-mmc" },
+	{ .compatible = "allwinner,sun20i-d1-mmc" },
 	{ .compatible = "allwinner,sun50i-a64-mmc" },
 	{ .compatible = "allwinner,sun50i-a64-emmc" },
 	{ .compatible = "allwinner,sun50i-h6-mmc" },
 	{ .compatible = "allwinner,sun50i-h6-emmc" },
 	{ .compatible = "allwinner,sun50i-a100-mmc" },
 	{ .compatible = "allwinner,sun50i-a100-emmc" },
-	{ .compatible = "allwinner,sun20i-d1-mmc" },
 	{ /* sentinel */ }
 };
 
diff --git a/drivers/mmc/sunxi_mmc.h b/drivers/mmc/sunxi_mmc.h
new file mode 100644
index 0000000000..f4ae5a790c
--- /dev/null
+++ b/drivers/mmc/sunxi_mmc.h
@@ -0,0 +1,138 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * (C) Copyright 2007-2011
+ * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
+ * Aaron <leafy.myeh@allwinnertech.com>
+ *
+ * MMC register definition for allwinner sunxi platform.
+ */
+
+#ifndef _SUNXI_MMC_H
+#define _SUNXI_MMC_H
+
+#include <linux/types.h>
+
+struct sunxi_mmc {
+	u32 gctrl;		/* 0x00 global control */
+	u32 clkcr;		/* 0x04 clock control */
+	u32 timeout;		/* 0x08 time out */
+	u32 width;		/* 0x0c bus width */
+	u32 blksz;		/* 0x10 block size */
+	u32 bytecnt;		/* 0x14 byte count */
+	u32 cmd;		/* 0x18 command */
+	u32 arg;		/* 0x1c argument */
+	u32 resp0;		/* 0x20 response 0 */
+	u32 resp1;		/* 0x24 response 1 */
+	u32 resp2;		/* 0x28 response 2 */
+	u32 resp3;		/* 0x2c response 3 */
+	u32 imask;		/* 0x30 interrupt mask */
+	u32 mint;		/* 0x34 masked interrupt status */
+	u32 rint;		/* 0x38 raw interrupt status */
+	u32 status;		/* 0x3c status */
+	u32 ftrglevel;		/* 0x40 FIFO threshold watermark*/
+	u32 funcsel;		/* 0x44 function select */
+	u32 cbcr;		/* 0x48 CIU byte count */
+	u32 bbcr;		/* 0x4c BIU byte count */
+	u32 dbgc;		/* 0x50 debug enable */
+	u32 res0;		/* 0x54 reserved */
+	u32 a12a;		/* 0x58 Auto command 12 argument */
+	u32 ntsr;		/* 0x5c	New timing set register */
+	u32 res1[8];
+	u32 dmac;		/* 0x80 internal DMA control */
+	u32 dlba;		/* 0x84 internal DMA descr list base address */
+	u32 idst;		/* 0x88 internal DMA status */
+	u32 idie;		/* 0x8c internal DMA interrupt enable */
+	u32 chda;		/* 0x90 */
+	u32 cbda;		/* 0x94 */
+	u32 res2[26];
+#if defined(CONFIG_SUNXI_GEN_SUN6I) || defined(CONFIG_SUN50I_GEN_H6) || defined(CONFIG_SUNXI_GEN_NCAT2)
+	u32 res3[17];
+	u32 samp_dl;
+	u32 res4[46];
+#endif
+	u32 fifo;		/* 0x100 / 0x200 FIFO access address */
+};
+
+#define SUNXI_MMC_CLK_POWERSAVE		(0x1 << 17)
+#define SUNXI_MMC_CLK_ENABLE		(0x1 << 16)
+#define SUNXI_MMC_CLK_DIVIDER_MASK	(0xff)
+
+#define SUNXI_MMC_GCTRL_SOFT_RESET	(0x1 << 0)
+#define SUNXI_MMC_GCTRL_FIFO_RESET	(0x1 << 1)
+#define SUNXI_MMC_GCTRL_DMA_RESET	(0x1 << 2)
+#define SUNXI_MMC_GCTRL_RESET		(SUNXI_MMC_GCTRL_SOFT_RESET|\
+					 SUNXI_MMC_GCTRL_FIFO_RESET|\
+					 SUNXI_MMC_GCTRL_DMA_RESET)
+#define SUNXI_MMC_GCTRL_DMA_ENABLE	(0x1 << 5)
+#define SUNXI_MMC_GCTRL_ACCESS_BY_AHB   (0x1 << 31)
+
+#define SUNXI_MMC_CMD_RESP_EXPIRE	(0x1 << 6)
+#define SUNXI_MMC_CMD_LONG_RESPONSE	(0x1 << 7)
+#define SUNXI_MMC_CMD_CHK_RESPONSE_CRC	(0x1 << 8)
+#define SUNXI_MMC_CMD_DATA_EXPIRE	(0x1 << 9)
+#define SUNXI_MMC_CMD_WRITE		(0x1 << 10)
+#define SUNXI_MMC_CMD_AUTO_STOP		(0x1 << 12)
+#define SUNXI_MMC_CMD_WAIT_PRE_OVER	(0x1 << 13)
+#define SUNXI_MMC_CMD_SEND_INIT_SEQ	(0x1 << 15)
+#define SUNXI_MMC_CMD_UPCLK_ONLY	(0x1 << 21)
+#define SUNXI_MMC_CMD_START		(0x1 << 31)
+
+#define SUNXI_MMC_RINT_RESP_ERROR		(0x1 << 1)
+#define SUNXI_MMC_RINT_COMMAND_DONE		(0x1 << 2)
+#define SUNXI_MMC_RINT_DATA_OVER		(0x1 << 3)
+#define SUNXI_MMC_RINT_TX_DATA_REQUEST		(0x1 << 4)
+#define SUNXI_MMC_RINT_RX_DATA_REQUEST		(0x1 << 5)
+#define SUNXI_MMC_RINT_RESP_CRC_ERROR		(0x1 << 6)
+#define SUNXI_MMC_RINT_DATA_CRC_ERROR		(0x1 << 7)
+#define SUNXI_MMC_RINT_RESP_TIMEOUT		(0x1 << 8)
+#define SUNXI_MMC_RINT_DATA_TIMEOUT		(0x1 << 9)
+#define SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE	(0x1 << 10)
+#define SUNXI_MMC_RINT_FIFO_RUN_ERROR		(0x1 << 11)
+#define SUNXI_MMC_RINT_HARD_WARE_LOCKED		(0x1 << 12)
+#define SUNXI_MMC_RINT_START_BIT_ERROR		(0x1 << 13)
+#define SUNXI_MMC_RINT_AUTO_COMMAND_DONE	(0x1 << 14)
+#define SUNXI_MMC_RINT_END_BIT_ERROR		(0x1 << 15)
+#define SUNXI_MMC_RINT_SDIO_INTERRUPT		(0x1 << 16)
+#define SUNXI_MMC_RINT_CARD_INSERT		(0x1 << 30)
+#define SUNXI_MMC_RINT_CARD_REMOVE		(0x1 << 31)
+#define SUNXI_MMC_RINT_INTERRUPT_ERROR_BIT      \
+	(SUNXI_MMC_RINT_RESP_ERROR |		\
+	 SUNXI_MMC_RINT_RESP_CRC_ERROR |	\
+	 SUNXI_MMC_RINT_DATA_CRC_ERROR |	\
+	 SUNXI_MMC_RINT_RESP_TIMEOUT |		\
+	 SUNXI_MMC_RINT_DATA_TIMEOUT |		\
+	 SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE |	\
+	 SUNXI_MMC_RINT_FIFO_RUN_ERROR |	\
+	 SUNXI_MMC_RINT_HARD_WARE_LOCKED |	\
+	 SUNXI_MMC_RINT_START_BIT_ERROR |	\
+	 SUNXI_MMC_RINT_END_BIT_ERROR) /* 0xbfc2 */
+#define SUNXI_MMC_RINT_INTERRUPT_DONE_BIT	\
+	(SUNXI_MMC_RINT_AUTO_COMMAND_DONE |	\
+	 SUNXI_MMC_RINT_DATA_OVER |		\
+	 SUNXI_MMC_RINT_COMMAND_DONE |		\
+	 SUNXI_MMC_RINT_VOLTAGE_CHANGE_DONE)
+
+#define SUNXI_MMC_STATUS_RXWL_FLAG		(0x1 << 0)
+#define SUNXI_MMC_STATUS_TXWL_FLAG		(0x1 << 1)
+#define SUNXI_MMC_STATUS_FIFO_EMPTY		(0x1 << 2)
+#define SUNXI_MMC_STATUS_FIFO_FULL		(0x1 << 3)
+#define SUNXI_MMC_STATUS_CARD_PRESENT		(0x1 << 8)
+#define SUNXI_MMC_STATUS_CARD_DATA_BUSY		(0x1 << 9)
+#define SUNXI_MMC_STATUS_DATA_FSM_BUSY		(0x1 << 10)
+#define SUNXI_MMC_STATUS_FIFO_LEVEL(reg)	(((reg) >> 17) & 0x3fff)
+
+#define SUNXI_MMC_NTSR_MODE_SEL_NEW		(0x1 << 31)
+
+#define SUNXI_MMC_IDMAC_RESET		(0x1 << 0)
+#define SUNXI_MMC_IDMAC_FIXBURST	(0x1 << 1)
+#define SUNXI_MMC_IDMAC_ENABLE		(0x1 << 7)
+
+#define SUNXI_MMC_IDIE_TXIRQ		(0x1 << 0)
+#define SUNXI_MMC_IDIE_RXIRQ		(0x1 << 1)
+
+#define SUNXI_MMC_COMMON_CLK_GATE		(1 << 16)
+#define SUNXI_MMC_COMMON_RESET			(1 << 18)
+
+#define SUNXI_MMC_CAL_DL_SW_EN		(0x1 << 7)
+
+#endif /* _SUNXI_MMC_H */
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c
index 4ba9ee1529..a12f7e32e8 100644
--- a/drivers/net/sun8i_emac.c
+++ b/drivers/net/sun8i_emac.c
@@ -168,9 +168,7 @@ struct emac_eth_dev {
 	struct clk ephy_clk;
 	struct reset_ctl tx_rst;
 	struct reset_ctl ephy_rst;
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	struct gpio_desc reset_gpio;
-#endif
 	struct udevice *phy_reg;
 };
 
@@ -617,7 +615,6 @@ err_tx_clk:
 	return ret;
 }
 
-#if CONFIG_IS_ENABLED(DM_GPIO)
 static int sun8i_mdio_reset(struct mii_dev *bus)
 {
 	struct udevice *dev = bus->priv;
@@ -649,7 +646,6 @@ static int sun8i_mdio_reset(struct mii_dev *bus)
 
 	return 0;
 }
-#endif
 
 static int sun8i_mdio_init(const char *name, struct udevice *priv)
 {
@@ -664,9 +660,7 @@ static int sun8i_mdio_init(const char *name, struct udevice *priv)
 	bus->write = sun8i_mdio_write;
 	snprintf(bus->name, sizeof(bus->name), name);
 	bus->priv = (void *)priv;
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	bus->reset = sun8i_mdio_reset;
-#endif
 
 	return  mdio_register(bus);
 }
@@ -783,9 +777,7 @@ static int sun8i_emac_eth_of_to_plat(struct udevice *dev)
 	const fdt32_t *reg;
 	int node = dev_of_offset(dev);
 	int offset = 0;
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	int reset_flags = GPIOD_IS_OUT;
-#endif
 	int ret;
 
 	pdata->iobase = dev_read_addr(dev);
@@ -872,7 +864,6 @@ static int sun8i_emac_eth_of_to_plat(struct udevice *dev)
 		printf("%s: Invalid RX delay value %d\n", __func__,
 		       sun8i_pdata->rx_delay_ps);
 
-#if CONFIG_IS_ENABLED(DM_GPIO)
 	if (fdtdec_get_bool(gd->fdt_blob, dev_of_offset(dev),
 			    "snps,reset-active-low"))
 		reset_flags |= GPIOD_ACTIVE_LOW;
@@ -887,7 +878,6 @@ static int sun8i_emac_eth_of_to_plat(struct udevice *dev)
 	} else if (ret == -ENOENT) {
 		ret = 0;
 	}
-#endif
 
 	return 0;
 }
diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
index bdf6360f17..37ea93715d 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c
@@ -50,7 +50,7 @@ static const char *sunxi_pinctrl_get_pin_name(struct udevice *dev,
 					      uint pin_selector)
 {
 	const struct sunxi_pinctrl_desc *desc = dev_get_priv(dev);
-	static char pin_name[sizeof("PN31")];
+	static char pin_name[sizeof("PN31")] __section(".data");
 
 	snprintf(pin_name, sizeof(pin_name), "P%c%d",
 		 pin_selector / SUNXI_GPIOS_PER_BANK + desc->first_bank + 'A',
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index 7f3b990d23..2395720c99 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -101,6 +101,15 @@ config AXP305_POWER
 	Select this to enable support for the axp305 pmic found on most
 	H616 boards.
 
+config AXP313_POWER
+	bool "axp313 pmic support"
+	depends on MACH_SUN50I_H616
+	select AXP_PMIC_BUS
+	select CMD_POWEROFF
+	---help---
+	Select this to enable support for the AXP313 PMIC found on some
+	H616 boards.
+
 config AXP809_POWER
 	bool "axp809 pmic support"
 	depends on MACH_SUN9I
@@ -143,9 +152,10 @@ config AXP_DCDC1_VOLT
 
 config AXP_DCDC2_VOLT
 	int "axp pmic dcdc2 voltage"
-	depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
+	depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER || AXP313_POWER
 	default 900 if AXP818_POWER
 	default 1400 if AXP152_POWER || AXP209_POWER
+	default 1000 if AXP313_POWER
 	default 1200 if MACH_SUN6I
 	default 1100 if MACH_SUN8I
 	default 0 if MACH_SUN9I
@@ -158,13 +168,15 @@ config AXP_DCDC2_VOLT
 	On A80 boards dcdc2 powers the GPU and can be left off.
 	On A83T boards dcdc2 is used for VDD-CPUA(cluster 0) and should be 0.9V.
 	On R40 boards dcdc2 is VDD-CPU and should be 1.1V
+	On boards using the AXP313 it's often VDD-CPU.
 
 config AXP_DCDC3_VOLT
 	int "axp pmic dcdc3 voltage"
-	depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER
+	depends on AXP152_POWER || AXP209_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER || AXP313_POWER
 	default 900 if AXP809_POWER || AXP818_POWER
 	default 1500 if AXP152_POWER
 	default 1250 if AXP209_POWER
+	default 1100 if AXP313_POWER
 	default 1100 if MACH_SUN8I_R40
 	default 1200 if MACH_SUN6I || MACH_SUN8I
 	---help---
@@ -177,10 +189,11 @@ config AXP_DCDC3_VOLT
 	On A80 boards dcdc3 is used for VDD-CPUA(cluster 0) and should be 0.9V.
 	On A83T boards dcdc3 is used for VDD-CPUB(cluster 1) and should be 0.9V.
 	On R40 boards dcdc3 is VDD-SYS and VDD-GPU and should be 1.1V.
+	On boards using the AXP313 it's often VDD-DRAM and should be 1.1V for LPDDR4.
 
 config AXP_DCDC4_VOLT
 	int "axp pmic dcdc4 voltage"
-	depends on AXP152_POWER || AXP221_POWER || AXP809_POWER || AXP818_POWER || AXP305_POWER
+	depends on AXP152_POWER || AXP221_POWER || AXP809_POWER || AXP305_POWER
 	default 1250 if AXP152_POWER
 	default 1200 if MACH_SUN6I
 	default 0 if MACH_SUN8I
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index ba64b2c593..c7ee4595fc 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -12,6 +12,7 @@ obj-$(CONFIG_AXP152_POWER)	+= axp152.o
 obj-$(CONFIG_AXP209_POWER)	+= axp209.o
 obj-$(CONFIG_AXP221_POWER)	+= axp221.o
 obj-$(CONFIG_AXP305_POWER)	+= axp305.o
+obj-$(CONFIG_AXP313_POWER)	+= axp313.o
 obj-$(CONFIG_AXP809_POWER)	+= axp809.o
 obj-$(CONFIG_AXP818_POWER)	+= axp818.o
 obj-$(CONFIG_EXYNOS_TMU)	+= exynos-tmu.o
diff --git a/drivers/power/axp313.c b/drivers/power/axp313.c
new file mode 100644
index 0000000000..bbc9e91111
--- /dev/null
+++ b/drivers/power/axp313.c
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * AXP313(a) driver
+ *
+ * (C) Copyright 2023 Arm Ltd.
+ *
+ * Based on axp305.c
+ * (C) Copyright 2020 Jernej Skrabec <jernej.skrabec@siol.net>
+ * (C) Copyright 2014 Hans de Goede <hdegoede@redhat.com>
+ * (C) Copyright 2013 Oliver Schinagl <oliver@schinagl.nl>
+ */
+
+#include <common.h>
+#include <command.h>
+#include <errno.h>
+#include <asm/arch/pmic_bus.h>
+#include <axp_pmic.h>
+
+enum axp313_reg {
+	AXP313_CHIP_VERSION	= 0x03,
+	AXP313_OUTPUT_CTRL	= 0x10,
+	AXP313_DCDC1_CTRL	= 0x13,
+	AXP313_SHUTDOWN		= 0x1a,
+};
+
+#define AXP313_CHIP_VERSION_MASK	0xcf
+#define AXP313_CHIP_VERSION_AXP1530	0x48
+#define AXP313_CHIP_VERSION_AXP313A	0x4b
+#define AXP313_CHIP_VERSION_AXP313B	0x4c
+
+#define AXP313_DCDC_SPLIT_OFFSET	71
+#define AXP313_DCDC_SPLIT_MVOLT		1200
+
+#define AXP313_POWEROFF			BIT(7)
+
+static u8 mvolt_to_cfg(int mvolt, int min, int max, int div)
+{
+	if (mvolt < min)
+		mvolt = min;
+	else if (mvolt > max)
+		mvolt = max;
+
+	return (mvolt - min) / div;
+}
+
+static int axp_set_dcdc(int dcdc_num, unsigned int mvolt)
+{
+	int ret;
+	u8 cfg, enable_mask = 1U << (dcdc_num - 1);
+	int volt_reg = AXP313_DCDC1_CTRL + dcdc_num - 1;
+	int max_mV;
+
+	switch (dcdc_num) {
+	case 1:
+	case 2:
+		max_mV	= 1540;
+		break;
+	case 3:
+		/*
+		 * The manual defines a different split point, but tests
+		 * show that it's the same 1200mV as for DCDC1/2.
+		 */
+		max_mV	= 1840;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (mvolt > AXP313_DCDC_SPLIT_MVOLT)
+		cfg = AXP313_DCDC_SPLIT_OFFSET + mvolt_to_cfg(mvolt,
+				AXP313_DCDC_SPLIT_MVOLT + 20, max_mV, 20);
+	else
+		cfg = mvolt_to_cfg(mvolt, 500, AXP313_DCDC_SPLIT_MVOLT, 10);
+
+	if (mvolt == 0)
+		return pmic_bus_clrbits(AXP313_OUTPUT_CTRL, enable_mask);
+
+	debug("DCDC%d: writing 0x%x to reg 0x%x\n", dcdc_num, cfg, volt_reg);
+	ret = pmic_bus_write(volt_reg, cfg);
+	if (ret)
+		return ret;
+
+	return pmic_bus_setbits(AXP313_OUTPUT_CTRL, enable_mask);
+}
+
+int axp_set_dcdc2(unsigned int mvolt)
+{
+	return axp_set_dcdc(2, mvolt);
+}
+
+int axp_set_dcdc3(unsigned int mvolt)
+{
+	return axp_set_dcdc(3, mvolt);
+}
+
+int axp_init(void)
+{
+	u8 axp_chip_id;
+	int ret;
+
+	ret = pmic_bus_init();
+	if (ret)
+		return ret;
+
+	ret = pmic_bus_read(AXP313_CHIP_VERSION, &axp_chip_id);
+	if (ret)
+		return ret;
+
+	axp_chip_id &= AXP313_CHIP_VERSION_MASK;
+	switch (axp_chip_id) {
+	case AXP313_CHIP_VERSION_AXP1530:
+	case AXP313_CHIP_VERSION_AXP313A:
+	case AXP313_CHIP_VERSION_AXP313B:
+		break;
+	default:
+		debug("unknown PMIC: 0x%x\n", axp_chip_id);
+		return -EINVAL;
+	}
+
+	return ret;
+}
+
+#if !CONFIG_IS_ENABLED(ARM_PSCI_FW) && !IS_ENABLED(CONFIG_SYSRESET_CMD_POWEROFF)
+int do_poweroff(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+	pmic_bus_write(AXP313_SHUTDOWN, AXP313_POWEROFF);
+
+	/* infinite loop during shutdown */
+	while (1) {}
+
+	/* not reached */
+	return 0;
+}
+#endif
diff --git a/drivers/power/pmic/axp.c b/drivers/power/pmic/axp.c
index 025dac24f2..0e1e45fba7 100644
--- a/drivers/power/pmic/axp.c
+++ b/drivers/power/pmic/axp.c
@@ -87,6 +87,7 @@ static const struct udevice_id axp_pmic_ids[] = {
 	{ .compatible = "x-powers,axp209", .data = AXP209_ID },
 	{ .compatible = "x-powers,axp221", .data = AXP221_ID },
 	{ .compatible = "x-powers,axp223", .data = AXP223_ID },
+	{ .compatible = "x-powers,axp313a", .data = AXP313_ID },
 	{ .compatible = "x-powers,axp803", .data = AXP803_ID },
 	{ .compatible = "x-powers,axp806", .data = AXP806_ID },
 	{ .compatible = "x-powers,axp809", .data = AXP809_ID },
diff --git a/drivers/power/regulator/axp_regulator.c b/drivers/power/regulator/axp_regulator.c
index 02f320eac1..d27e09538e 100644
--- a/drivers/power/regulator/axp_regulator.c
+++ b/drivers/power/regulator/axp_regulator.c
@@ -173,6 +173,22 @@ static const struct axp_regulator_plat axp22x_regulators[] = {
 	{ }
 };
 
+/*
+ * The "dcdc1" regulator has another range, beyond 1.54V up to 3.4V, in
+ * steps of 100mV. We cannot model this easily, but also don't need that,
+ * since it's typically only used for ~1.1V anyway, so just ignore it.
+ * Also the DCDC3 regulator is described wrongly in the (available) manual,
+ * experiments show that the split point is at 1200mV, as for DCDC1/2.
+ */
+static const struct axp_regulator_plat axp313_regulators[] = {
+	{ "dcdc1", 0x10, BIT(0), 0x13, 0x7f,  500, 1540,  10, 70 },
+	{ "dcdc2", 0x10, BIT(1), 0x14, 0x7f,  500, 1540,  10, 70 },
+	{ "dcdc3", 0x10, BIT(2), 0x15, 0x7f,  500, 1840,  10, 70 },
+	{ "aldo1", 0x10, BIT(3), 0x16, 0x1f,  500, 3500, 100, NA },
+	{ "dldo1", 0x10, BIT(4), 0x17, 0x1f,  500, 3500, 100, NA },
+	{ }
+};
+
 static const struct axp_regulator_plat axp803_regulators[] = {
 	{ "dcdc1", 0x10, BIT(0), 0x20, 0x1f, 1600, 3400, 100, NA },
 	{ "dcdc2", 0x10, BIT(1), 0x21, 0x7f,  500, 1300,  10, 70 },
@@ -274,6 +290,7 @@ static const struct axp_regulator_plat *const axp_regulators[] = {
 	[AXP209_ID]	= axp20x_regulators,
 	[AXP221_ID]	= axp22x_regulators,
 	[AXP223_ID]	= axp22x_regulators,
+	[AXP313_ID]	= axp313_regulators,
 	[AXP803_ID]	= axp803_regulators,
 	[AXP806_ID]	= axp806_regulators,
 	[AXP809_ID]	= axp809_regulators,
diff --git a/include/axp_pmic.h b/include/axp_pmic.h
index 4ac6486583..aabafc8501 100644
--- a/include/axp_pmic.h
+++ b/include/axp_pmic.h
@@ -32,6 +32,7 @@ enum {
 	AXP209_ID,
 	AXP221_ID,
 	AXP223_ID,
+	AXP313_ID,
 	AXP803_ID,
 	AXP806_ID,
 	AXP809_ID,