diff --git a/drivers/power/axp_spl.c b/drivers/power/axp_spl.c
new file mode 100644
index 0000000..0382d91
--- /dev/null
+++ b/drivers/power/axp_spl.c
@@ -0,0 +1,143 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * AXP PMIC SPL driver
+ * (C) Copyright 2024 Arm Ltd.
+ */
+
+#include <errno.h>
+#include <linux/types.h>
+#include <asm/arch/pmic_bus.h>
+#include <axp_pmic.h>
+
+struct axp_reg_desc_spl {
+	u8	enable_reg;
+	u8	enable_mask;
+	u8	volt_reg;
+	u8	volt_mask;
+	u16	min_mV;
+	u16	max_mV;
+	u8	step_mV;
+	u8	split;
+};
+
+#define NA 0xff
+
+#if defined(CONFIG_AXP717_POWER)				/* AXP717 */
+
+static const struct axp_reg_desc_spl axp_spl_dcdc_regulators[] = {
+	{ 0x80, BIT(0), 0x83, 0x7f,  500, 1540,  10, 70 },
+	{ 0x80, BIT(1), 0x84, 0x7f,  500, 1540,  10, 70 },
+	{ 0x80, BIT(2), 0x85, 0x7f,  500, 1840,  10, 70 },
+};
+
+#define AXP_CHIP_VERSION	0x0
+#define AXP_CHIP_VERSION_MASK	0x0
+#define AXP_CHIP_ID		0x0
+#define AXP_SHUTDOWN_REG	0x27
+#define AXP_SHUTDOWN_MASK	BIT(0)
+
+#else
+
+	#error "Please define the regulator registers in axp_spl_regulators[]."
+
+#endif
+
+static u8 axp_mvolt_to_cfg(int mvolt, const struct axp_reg_desc_spl *reg)
+{
+	if (mvolt < reg->min_mV)
+		mvolt = reg->min_mV;
+	else if (mvolt > reg->max_mV)
+		mvolt = reg->max_mV;
+
+	mvolt -= reg->min_mV;
+
+	/* voltage in the first range ? */
+	if (mvolt <= reg->split * reg->step_mV)
+		return mvolt / reg->step_mV;
+
+	mvolt -= reg->split * reg->step_mV;
+
+	return reg->split + mvolt / (reg->step_mV * 2);
+}
+
+static int axp_set_dcdc(int dcdc_num, unsigned int mvolt)
+{
+	const struct axp_reg_desc_spl *reg;
+	int ret;
+
+	if (dcdc_num < 1 || dcdc_num > ARRAY_SIZE(axp_spl_dcdc_regulators))
+		return -EINVAL;
+
+	reg = &axp_spl_dcdc_regulators[dcdc_num - 1];
+
+	if (mvolt == 0)
+		return pmic_bus_clrbits(reg->enable_reg, reg->enable_mask);
+
+	ret = pmic_bus_write(reg->volt_reg, axp_mvolt_to_cfg(mvolt, reg));
+	if (ret)
+		return ret;
+
+	return pmic_bus_setbits(reg->enable_reg, reg->enable_mask);
+}
+
+int axp_set_dcdc1(unsigned int mvolt)
+{
+	return axp_set_dcdc(1, mvolt);
+}
+
+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_set_dcdc4(unsigned int mvolt)
+{
+	return axp_set_dcdc(4, mvolt);
+}
+
+int axp_set_dcdc5(unsigned int mvolt)
+{
+	return axp_set_dcdc(5, mvolt);
+}
+
+int axp_init(void)
+{
+	int ret = pmic_bus_init();
+
+	if (ret)
+		return ret;
+
+	if (AXP_CHIP_VERSION_MASK) {
+		u8 axp_chip_id;
+
+		ret = pmic_bus_read(AXP_CHIP_VERSION, &axp_chip_id);
+		if (ret)
+			return ret;
+
+		if ((axp_chip_id & AXP_CHIP_VERSION_MASK) != AXP_CHIP_ID) {
+			debug("unknown PMIC: 0x%x\n", axp_chip_id);
+			return -EINVAL;
+		}
+	}
+
+	return 0;
+}
+
+#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_setbits(AXP_SHUTDOWN_REG, AXP_SHUTDOWN_MASK);
+
+	/* infinite loop during shutdown */
+	while (1)
+		;
+
+	/* not reached */
+	return 0;
+}
+#endif