diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index e3ca0d058a25..2e7916d269e1 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -103,6 +103,7 @@ endif
 obj-y					+= mstar/
 obj-y					+= mvebu/
 obj-$(CONFIG_ARCH_MXS)			+= mxs/
+obj-$(CONFIG_ARCH_NUVOTON)		+= nuvoton/
 obj-$(CONFIG_COMMON_CLK_NXP)		+= nxp/
 obj-$(CONFIG_COMMON_CLK_PISTACHIO)	+= pistachio/
 obj-$(CONFIG_COMMON_CLK_PXA)		+= pxa/
diff --git a/drivers/clk/nuvoton/Makefile b/drivers/clk/nuvoton/Makefile
new file mode 100644
index 000000000000..d2c092541b8d
--- /dev/null
+++ b/drivers/clk/nuvoton/Makefile
@@ -0,0 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
+obj-$(CONFIG_ARCH_NUVOTON) += clk-ma35d1.o
+obj-$(CONFIG_ARCH_NUVOTON) += clk-ma35d1-divider.o
+obj-$(CONFIG_ARCH_NUVOTON) += clk-ma35d1-pll.o
diff --git a/drivers/clk/nuvoton/clk-ma35d1-divider.c b/drivers/clk/nuvoton/clk-ma35d1-divider.c
new file mode 100644
index 000000000000..5f4791531e47
--- /dev/null
+++ b/drivers/clk/nuvoton/clk-ma35d1-divider.c
@@ -0,0 +1,144 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2023 Nuvoton Technology Corp.
+ * Author: Chi-Fang Li <cfli0@nuvoton.com>
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/slab.h>
+#include <linux/io.h>
+#include <linux/err.h>
+#include <linux/spinlock.h>
+
+#include "clk-ma35d1.h"
+
+#define div_mask(width)		((1 << (width)) - 1)
+
+struct ma35d1_adc_clk_divider {
+	struct clk_hw hw;
+	void __iomem *reg;
+	u8 shift;
+	u8 width;
+	u32 mask;
+	const struct clk_div_table *table;
+	spinlock_t *lock;
+};
+
+#define to_ma35d1_adc_clk_divider(_hw)	\
+	container_of(_hw, struct ma35d1_adc_clk_divider, hw)
+
+static unsigned long ma35d1_clkdiv_recalc_rate(struct clk_hw *hw,
+					       unsigned long parent_rate)
+{
+	unsigned int val;
+	struct ma35d1_adc_clk_divider *dclk = to_ma35d1_adc_clk_divider(hw);
+
+	val = readl_relaxed(dclk->reg) >> dclk->shift;
+	val &= div_mask(dclk->width);
+	val += 1;
+	return divider_recalc_rate(hw, parent_rate, val, dclk->table,
+				   CLK_DIVIDER_ROUND_CLOSEST, dclk->width);
+}
+
+static long ma35d1_clkdiv_round_rate(struct clk_hw *hw, unsigned long rate,
+				     unsigned long *prate)
+{
+	struct ma35d1_adc_clk_divider *dclk = to_ma35d1_adc_clk_divider(hw);
+
+	return divider_round_rate(hw, rate, prate, dclk->table,
+				  dclk->width, CLK_DIVIDER_ROUND_CLOSEST);
+}
+
+static int ma35d1_clkdiv_set_rate(struct clk_hw *hw, unsigned long rate,
+				  unsigned long parent_rate)
+{
+	int value;
+	unsigned long flags = 0;
+	u32 data;
+	struct ma35d1_adc_clk_divider *dclk = to_ma35d1_adc_clk_divider(hw);
+
+	value = divider_get_val(rate, parent_rate, dclk->table,
+				dclk->width, CLK_DIVIDER_ROUND_CLOSEST);
+
+	if (dclk->lock)
+		spin_lock_irqsave(dclk->lock, flags);
+
+	data = readl_relaxed(dclk->reg);
+	data &= ~(div_mask(dclk->width) << dclk->shift);
+	data |= (value - 1) << dclk->shift;
+	data |= dclk->mask;
+
+	writel_relaxed(data, dclk->reg);
+
+	if (dclk->lock)
+		spin_unlock_irqrestore(dclk->lock, flags);
+
+	return 0;
+}
+
+static const struct clk_ops ma35d1_adc_clkdiv_ops = {
+	.recalc_rate = ma35d1_clkdiv_recalc_rate,
+	.round_rate = ma35d1_clkdiv_round_rate,
+	.set_rate = ma35d1_clkdiv_set_rate,
+};
+
+struct clk_hw *ma35d1_reg_adc_clkdiv(struct device *dev, const char *name,
+				     const char *parent_name,
+				     unsigned long flags, void __iomem *reg,
+				     u8 shift, u8 width, u32 mask_bit)
+{
+	struct ma35d1_adc_clk_divider *div;
+	struct clk_init_data init;
+	struct clk_div_table *table;
+	u32 max_div, min_div;
+	struct clk_hw *hw;
+	int ret;
+	int i;
+
+	/* allocate the divider */
+	div = kzalloc(sizeof(*div), GFP_KERNEL);
+	if (!div)
+		return ERR_PTR(-ENOMEM);
+
+	/* Init the divider table */
+	max_div = div_mask(width) + 1;
+	min_div = 1;
+
+	table = kcalloc(max_div + 1, sizeof(*table), GFP_KERNEL);
+	if (!table) {
+		kfree(div);
+		return ERR_PTR(-ENOMEM);
+	}
+
+	for (i = 0; i < max_div; i++) {
+		table[i].val = (min_div + i);
+		table[i].div = 2 * table[i].val;
+	}
+	table[max_div].val = 0;
+	table[max_div].div = 0;
+
+	init.name = name;
+	init.ops = &ma35d1_adc_clkdiv_ops;
+	init.flags |= flags;
+	init.parent_names = parent_name ? &parent_name : NULL;
+	init.num_parents = parent_name ? 1 : 0;
+
+	/* struct ma35d1_adc_clk_divider assignments */
+	div->reg = reg;
+	div->shift = shift;
+	div->width = width;
+	div->mask = mask_bit ? BIT(mask_bit) : 0;
+	div->lock = &ma35d1_lock;
+	div->hw.init = &init;
+	div->table = table;
+
+	/* Register the clock */
+	hw = &div->hw;
+	ret = clk_hw_register(NULL, hw);
+	if (ret) {
+		kfree(table);
+		kfree(div);
+		return ERR_PTR(ret);
+	}
+	return hw;
+}
diff --git a/drivers/clk/nuvoton/clk-ma35d1-pll.c b/drivers/clk/nuvoton/clk-ma35d1-pll.c
new file mode 100644
index 000000000000..79e724b148fa
--- /dev/null
+++ b/drivers/clk/nuvoton/clk-ma35d1-pll.c
@@ -0,0 +1,534 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2023 Nuvoton Technology Corp.
+ * Author: Chi-Fang Li <cfli0@nuvoton.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/io.h>
+#include <linux/slab.h>
+#include <linux/bitfield.h>
+
+#include "clk-ma35d1.h"
+
+#define to_ma35d1_clk_pll(clk) \
+	(container_of(clk, struct ma35d1_clk_pll, clk))
+
+#define PLL0CTL0_FBDIV_MSK	GENMASK(7, 0)
+#define PLL0CTL0_INDIV_MSK	GENMASK(11, 8)
+#define PLL0CTL0_OUTDIV_MSK	GENMASK(13, 12)
+#define PLL0CTL0_PD_MSK		BIT(16)
+#define PLL0CTL0_BP_MSK		BIT(17)
+#define PLLXCTL0_FBDIV_MSK	GENMASK(10, 0)
+#define PLLXCTL0_INDIV_MSK	GENMASK(17, 12)
+#define PLLXCTL0_MODE_MSK	GENMASK(19, 18)
+#define PLLXCTL0_SSRATE_MSK	GENMASK(30, 20)
+#define PLLXCTL1_PD_MSK		BIT(0)
+#define PLLXCTL1_BP_MSK		BIT(1)
+#define PLLXCTL1_OUTDIV_MSK	GENMASK(6, 4)
+#define PLLXCTL1_FRAC_MSK	GENMASK(31, 8)
+#define PLLXCTL2_SLOPE_MSK	GENMASK(23, 0)
+
+struct ma35d1_clk_pll {
+	struct clk_hw hw;
+	u8 type;
+	u8 mode;
+	unsigned long rate;
+	void __iomem *ctl0_base;
+	void __iomem *ctl1_base;
+	void __iomem *ctl2_base;
+	struct regmap *regmap;
+};
+
+struct vsipll_freq_conf_reg_tbl {
+	unsigned long freq;
+	u8 mode;
+	u32 ctl0_reg;
+	u32 ctl1_reg;
+	u32 ctl2_reg;
+};
+
+static const struct vsipll_freq_conf_reg_tbl ma35d1pll_freq[] = {
+	{ 1000000000, VSIPLL_INTEGER_MODE, 0x307d, 0x10, 0 },
+	{ 884736000, VSIPLL_FRACTIONAL_MODE, 0x41024, 0xdd2f1b11, 0 },
+	{ 533000000, VSIPLL_SS_MODE, 0x12b8102c, 0x6aaaab20, 0x12317 },
+	{ }
+};
+
+static void CLK_UnLockReg(struct ma35d1_clk_pll *pll)
+{
+	int ret;
+
+	/* Unlock PLL registers */
+	do {
+		regmap_write(pll->regmap, REG_SYS_RLKTZNS, 0x59);
+		regmap_write(pll->regmap, REG_SYS_RLKTZNS, 0x16);
+		regmap_write(pll->regmap, REG_SYS_RLKTZNS, 0x88);
+		regmap_read(pll->regmap, REG_SYS_RLKTZNS, &ret);
+	} while (ret == 0);
+}
+
+static void CLK_LockReg(struct ma35d1_clk_pll *pll)
+{
+	/* Lock PLL registers */
+	regmap_write(pll->regmap, REG_SYS_RLKTZNS, 0x0);
+}
+
+/* SMIC PLL for CAPLL */
+unsigned long CLK_GetPLLFreq_SMICPLL(struct ma35d1_clk_pll *pll,
+				     unsigned long PllSrcClk)
+{
+	u32 u32M, u32N, u32P, u32OutDiv;
+	u32 val;
+	unsigned long u64PllClk;
+	u32 clk_div_table[] = { 1, 2, 4, 8};
+
+	val = __raw_readl(pll->ctl0_base);
+
+	u32N = FIELD_GET(PLL0CTL0_FBDIV_MSK, val);
+	u32M = FIELD_GET(PLL0CTL0_INDIV_MSK, val);
+	u32P = FIELD_GET(PLL0CTL0_OUTDIV_MSK, val);
+	u32OutDiv = clk_div_table[u32P];
+
+	if (val & PLL0CTL0_BP_MSK) {
+		u64PllClk = PllSrcClk;
+	} else {
+		u64PllClk = PllSrcClk * u32N;
+		do_div(u64PllClk, u32M * u32OutDiv);
+	}
+	return u64PllClk;
+}
+
+/* VSI-PLL: INTEGER_MODE */
+unsigned long CLK_CalPLLFreq_Mode0(unsigned long PllSrcClk,
+				   unsigned long u64PllFreq, u32 *u32Reg)
+{
+	u32 u32TmpM, u32TmpN, u32TmpP;
+	u32 u32RngMinN, u32RngMinM, u32RngMinP;
+	u32 u32RngMaxN, u32RngMaxM, u32RngMaxP;
+	u32 u32Tmp, u32Min, u32MinN, u32MinM, u32MinP;
+	unsigned long u64PllClk;
+	unsigned long u64Con1, u64Con2, u64Con3;
+
+	u64PllClk = 0;
+	u32Min = (u32) -1;
+
+	if (!((u64PllFreq >= VSIPLL_FCLKO_MIN_FREQ) &&
+	    (u64PllFreq <= VSIPLL_FCLKO_MAX_FREQ))) {
+		u32Reg[0] = ma35d1pll_freq[0].ctl0_reg;
+		u32Reg[1] = ma35d1pll_freq[0].ctl1_reg;
+		u64PllClk = ma35d1pll_freq[0].freq;
+		return u64PllClk;
+	}
+
+	u32RngMinM = 1UL;
+	u32RngMaxM = 63UL;
+	u32RngMinM = ((PllSrcClk / VSIPLL_FREFDIVM_MAX_FREQ) > 1) ?
+		     (PllSrcClk / VSIPLL_FREFDIVM_MAX_FREQ) : 1;
+	u32RngMaxM = ((PllSrcClk / VSIPLL_FREFDIVM_MIN_FREQ0) < u32RngMaxM) ?
+		     (PllSrcClk / VSIPLL_FREFDIVM_MIN_FREQ0) : u32RngMaxM;
+
+	for (u32TmpM = u32RngMinM; u32TmpM < (u32RngMaxM + 1); u32TmpM++) {
+		u64Con1 = PllSrcClk / u32TmpM;
+		u32RngMinN = 16UL;
+		u32RngMaxN = 2047UL;
+		u32RngMinN = ((VSIPLL_FCLK_MIN_FREQ / u64Con1) > u32RngMinN) ?
+			     (VSIPLL_FCLK_MIN_FREQ / u64Con1) : u32RngMinN;
+		u32RngMaxN = ((VSIPLL_FCLK_MAX_FREQ / u64Con1) < u32RngMaxN) ?
+			     (VSIPLL_FCLK_MAX_FREQ / u64Con1) : u32RngMaxN;
+
+		for (u32TmpN = u32RngMinN; u32TmpN < (u32RngMaxN + 1);
+		     u32TmpN++) {
+			u64Con2 = u64Con1 * u32TmpN;
+			u32RngMinP = 1UL;
+			u32RngMaxP = 7UL;
+			u32RngMinP = ((u64Con2 / VSIPLL_FCLKO_MAX_FREQ) > 1) ?
+				      (u64Con2 / VSIPLL_FCLKO_MAX_FREQ) : 1;
+			u32RngMaxP = ((u64Con2 / VSIPLL_FCLKO_MIN_FREQ) <
+				      u32RngMaxP) ?
+				      (u64Con2 / VSIPLL_FCLKO_MIN_FREQ) :
+				      u32RngMaxP;
+			for (u32TmpP = u32RngMinP; u32TmpP < (u32RngMaxP + 1);
+			     u32TmpP++) {
+				u64Con3 = u64Con2 / u32TmpP;
+				if (u64Con3 > u64PllFreq)
+					u32Tmp = u64Con3 - u64PllFreq;
+				else
+					u32Tmp = u64PllFreq - u64Con3;
+
+				if (u32Tmp < u32Min) {
+					u32Min = u32Tmp;
+					u32MinM = u32TmpM;
+					u32MinN = u32TmpN;
+					u32MinP = u32TmpP;
+
+					if (u32Min == 0UL) {
+						u32Reg[0] = (u32MinM << 12) |
+							    (u32MinN);
+						u32Reg[1] = (u32MinP << 4);
+						return ((PllSrcClk * u32MinN) /
+							(u32MinP * u32MinM));
+					}
+				}
+			}
+		}
+	}
+
+	u32Reg[0] = (u32MinM << 12) | (u32MinN);
+	u32Reg[1] = (u32MinP << 4);
+	u64PllClk = (PllSrcClk * u32MinN) / (u32MinP * u32MinM);
+	return u64PllClk;
+}
+
+/* VSI-PLL: FRACTIONAL_MODE */
+unsigned long CLK_CalPLLFreq_Mode1(unsigned long PllSrcClk,
+				   unsigned long u64PllFreq, u32 *u32Reg)
+{
+	unsigned long u64X, u64N, u64M, u64P, u64tmp;
+	unsigned long u64PllClk, u64FCLKO;
+	u32 u32FRAC;
+
+	if (u64PllFreq > VSIPLL_FCLKO_MAX_FREQ) {
+		u32Reg[0] = ma35d1pll_freq[1].ctl0_reg;
+		u32Reg[1] = ma35d1pll_freq[1].ctl1_reg;
+		u64PllClk = ma35d1pll_freq[1].freq;
+		return u64PllClk;
+	}
+
+	if (u64PllFreq > (VSIPLL_FCLKO_MIN_FREQ/(100-1))) {
+		u64FCLKO = u64PllFreq * ((VSIPLL_FCLKO_MIN_FREQ / u64PllFreq) +
+			   ((VSIPLL_FCLKO_MIN_FREQ % u64PllFreq) ? 1 : 0));
+	} else {
+		pr_err("Failed to set rate %ld\n", u64PllFreq);
+		return 0;
+	}
+
+	u64P = (u64FCLKO >= VSIPLL_FCLK_MIN_FREQ) ? 1 :
+	       ((VSIPLL_FCLK_MIN_FREQ / u64FCLKO) +
+		((VSIPLL_FCLK_MIN_FREQ % u64FCLKO) ? 1 : 0));
+
+	if ((PllSrcClk > (VSIPLL_FREFDIVM_MAX_FREQ * (64-1))) ||
+	    (PllSrcClk < VSIPLL_FREFDIVM_MIN_FREQ1))
+		return 0;
+
+	u64M = (PllSrcClk <= VSIPLL_FREFDIVM_MAX_FREQ) ? 1 :
+	       ((PllSrcClk / VSIPLL_FREFDIVM_MAX_FREQ) +
+	       ((PllSrcClk % VSIPLL_FREFDIVM_MAX_FREQ) ? 1 : 0));
+
+	u64tmp = (u64FCLKO * u64P * u64M * 1000) / PllSrcClk;
+	u64N = u64tmp / 1000;
+	u64X = u64tmp % 1000;
+	u32FRAC = ((u64X << 24) + 500) / 1000;
+	u64PllClk = (PllSrcClk * u64tmp) / u64P / u64M / 1000;
+
+	u32Reg[0] = (u64M << 12) | (u64N);
+	u32Reg[1] = (u64P << 4) | (u32FRAC << 8);
+	return u64PllClk;
+}
+
+/* VSI-PLL: SS_MODE */
+unsigned long CLK_CalPLLFreq_Mode2(unsigned long PllSrcClk,
+				   unsigned long u64PllFreq,
+				   u32 u32SR, u32 u32Fmod, u32 *u32Reg)
+{
+	unsigned long u64X, u64N, u64M, u64P, u64tmp, u64tmpP, u64tmpM;
+	unsigned long u64SSRATE, u64SLOPE, u64PllClk, u64FCLKO;
+	u32 u32FRAC, i;
+
+	if (u64PllFreq >= VSIPLL_FCLKO_MAX_FREQ) {
+		u32Reg[0] = ma35d1pll_freq[2].ctl0_reg;
+		u32Reg[1] = ma35d1pll_freq[2].ctl1_reg;
+		u32Reg[2] = ma35d1pll_freq[2].ctl2_reg;
+		u64PllClk = ma35d1pll_freq[2].freq;
+		return u64PllClk;
+	}
+
+	if (u64PllFreq < VSIPLL_FCLKO_MIN_FREQ) {
+		u64FCLKO = 0;
+		for (i = 2; i < 8; i++) {
+			u64tmp = (i * u64PllFreq);
+			if (u64tmp > VSIPLL_FCLKO_MIN_FREQ)
+				u64FCLKO = u64tmp;
+		}
+		if (u64FCLKO == 0) {
+			pr_err("Failed to set rate %ld\n", u64PllFreq);
+			return 0;
+		}
+
+	} else
+		u64FCLKO = u64PllFreq;
+
+	u64P = 0;
+	for (i = 1; i < 8; i++) {
+		u64tmpP = i * u64FCLKO;
+		if ((u64tmpP <= VSIPLL_FCLK_MAX_FREQ) &&
+		    (u64tmpP >= VSIPLL_FCLK_MIN_FREQ)) {
+			u64P = i;
+			break;
+		}
+	}
+
+	if (u64P == 0)
+		return 0;
+
+	u64M = 0;
+	for (i = 1; i < 64; i++) {
+		u64tmpM = PllSrcClk / i;
+		if ((u64tmpM <= VSIPLL_FREFDIVM_MAX_FREQ) &&
+		    (u64tmpM >= VSIPLL_FREFDIVM_MIN_FREQ1)) {
+			u64M = i;
+			break;
+		}
+	}
+
+	if (u64M == 0)
+		return 0;
+
+	u64tmp = (u64FCLKO * u64P * u64M * 1000) / PllSrcClk;
+	u64N = u64tmp / 1000;
+	u64X = u64tmp % 1000;
+	u32FRAC = ((u64X << 24) + 500) / 1000;
+
+	u64SSRATE = ((PllSrcClk >> 1) / (u32Fmod * 2)) - 1;
+	u64SLOPE = ((u64tmp * u32SR / u64SSRATE) << 24) / 100 / 1000;
+
+	u64PllClk = (PllSrcClk * u64tmp) / u64P / u64M / 1000;
+
+	u32Reg[0] = (u64SSRATE << VSIPLLCTL0_SSRATE_POS) | (u64M <<
+		     VSIPLLCTL0_INDIV_POS) | (u64N);
+	u32Reg[1] = (u64P << VSIPLLCTL1_OUTDIV_POS) | (u32FRAC << VSIPLLCTL1_FRAC_POS);
+	u32Reg[2] = u64SLOPE;
+	return u64PllClk;
+}
+
+unsigned long CLK_SetPLLFreq(struct ma35d1_clk_pll *pll,
+			     unsigned long PllSrcClk,
+			     unsigned long u64PllFreq)
+{
+	u32 u32Reg[3] = { 0 }, val_ctl0, val_ctl1, val_ctl2;
+	unsigned long u64PllClk;
+
+	val_ctl0 = __raw_readl(pll->ctl0_base);
+	val_ctl1 = __raw_readl(pll->ctl1_base);
+	val_ctl2 = __raw_readl(pll->ctl2_base);
+
+	switch (pll->mode) {
+	case VSIPLL_INTEGER_MODE:
+		u64PllClk = CLK_CalPLLFreq_Mode0(PllSrcClk, u64PllFreq,
+						 u32Reg);
+		val_ctl0 = u32Reg[0] |
+			   (VSIPLL_INTEGER_MODE << VSIPLLCTL0_MODE_POS);
+		break;
+	case VSIPLL_FRACTIONAL_MODE:
+		u64PllClk = CLK_CalPLLFreq_Mode1(PllSrcClk, u64PllFreq,
+						 u32Reg);
+		val_ctl0 = u32Reg[0] |
+			   (VSIPLL_FRACTIONAL_MODE << VSIPLLCTL0_MODE_POS);
+		break;
+	case VSIPLL_SS_MODE:
+		u64PllClk = CLK_CalPLLFreq_Mode2(PllSrcClk, u64PllFreq,
+						 VSIPLL_MODULATION_FREQ,
+						 VSIPLL_SPREAD_RANGE, u32Reg);
+		val_ctl0 = u32Reg[0] |
+			   (VSIPLL_SS_MODE << VSIPLLCTL0_MODE_POS);
+		break;
+	}
+
+	val_ctl1 = VSIPLLCTL1_PD_MSK | u32Reg[1];
+	val_ctl2 = u32Reg[2];
+
+	__raw_writel(val_ctl0, pll->ctl0_base);
+	__raw_writel(val_ctl1, pll->ctl1_base);
+	__raw_writel(val_ctl2, pll->ctl2_base);
+	return u64PllClk;
+}
+
+unsigned long CLK_GetPLLFreq_VSIPLL(struct ma35d1_clk_pll *pll,
+				    unsigned long PllSrcClk)
+{
+	u32 u32M, u32N, u32P, u32X, u32SR, u32FMOD;
+	u32 val_ctl0, val_ctl1, val_ctl2;
+	unsigned long u64PllClk, u64X;
+
+	val_ctl0 = __raw_readl(pll->ctl0_base);
+	val_ctl1 = __raw_readl(pll->ctl1_base);
+	val_ctl2 = __raw_readl(pll->ctl2_base);
+
+	if (val_ctl1 & PLLXCTL1_BP_MSK) {
+		u64PllClk = PllSrcClk;
+		return u64PllClk;
+	}
+
+	if (pll->mode == VSIPLL_INTEGER_MODE) {
+		u32N = FIELD_GET(PLLXCTL0_FBDIV_MSK, val_ctl0);
+		u32M = FIELD_GET(PLLXCTL0_INDIV_MSK, val_ctl0);
+		u32P = FIELD_GET(PLLXCTL1_OUTDIV_MSK, val_ctl1);
+
+		u64PllClk = PllSrcClk * u32N;
+		do_div(u64PllClk, u32M * u32P);
+
+	} else if (pll->mode == VSIPLL_FRACTIONAL_MODE) {
+		u32N = FIELD_GET(PLLXCTL0_FBDIV_MSK, val_ctl0);
+		u32M = FIELD_GET(PLLXCTL0_INDIV_MSK, val_ctl0);
+		u32P = FIELD_GET(PLLXCTL1_OUTDIV_MSK, val_ctl1);
+		u32X = FIELD_GET(PLLXCTL1_FRAC_MSK, val_ctl1);
+		u64X = (u64) u32X;
+		u64X = (((u64X * 1000) + 500) >> 24);
+		u64PllClk = (PllSrcClk * ((u32N * 1000) + u64X)) /
+			    1000 / u32P / u32M;
+
+	} else {
+		u32N = FIELD_GET(PLLXCTL0_FBDIV_MSK, val_ctl0);
+		u32M = FIELD_GET(PLLXCTL0_INDIV_MSK, val_ctl0);
+		u32SR = FIELD_GET(PLLXCTL0_SSRATE_MSK, val_ctl0);
+		u32P = FIELD_GET(PLLXCTL1_OUTDIV_MSK, val_ctl1);
+		u32X = FIELD_GET(PLLXCTL1_FRAC_MSK, val_ctl1);
+		u32FMOD = FIELD_GET(PLLXCTL2_SLOPE_MSK, val_ctl2);
+		u64X = (u64) u32X;
+		u64X = ((u64X * 1000) >> 24);
+		u64PllClk = (PllSrcClk * ((u32N * 1000) + u64X)) /
+			    1000 / u32P / u32M;
+	}
+	return u64PllClk;
+}
+
+static int ma35d1_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate,
+				      unsigned long parent_rate)
+{
+	struct ma35d1_clk_pll *pll = to_ma35d1_clk_pll(hw);
+
+	if ((parent_rate < VSIPLL_FREF_MIN_FREQ) ||
+	    (parent_rate > VSIPLL_FREF_MAX_FREQ))
+		return 0;
+
+	if ((pll->type == MA35D1_CAPLL) || (pll->type == MA35D1_DDRPLL)) {
+		pr_warn("Nuvoton MA35D1 CAPLL/DDRPLL is read only.\n");
+		return -EACCES;
+	}
+	CLK_UnLockReg(pll);
+	pll->rate = CLK_SetPLLFreq(pll, parent_rate, rate);
+	CLK_LockReg(pll);
+	return 0;
+}
+
+static unsigned long ma35d1_clk_pll_recalc_rate(struct clk_hw *hw,
+						unsigned long parent_rate)
+{
+	unsigned long pllfreq;
+	struct ma35d1_clk_pll *pll = to_ma35d1_clk_pll(hw);
+
+	if ((parent_rate < VSIPLL_FREF_MIN_FREQ)
+	    || (parent_rate > VSIPLL_FREF_MAX_FREQ))
+		return 0;
+
+	switch (pll->type) {
+	case MA35D1_CAPLL:
+		pllfreq = CLK_GetPLLFreq_SMICPLL(pll, parent_rate);
+		break;
+	case MA35D1_DDRPLL:
+	case MA35D1_APLL:
+	case MA35D1_EPLL:
+	case MA35D1_VPLL:
+		pllfreq = CLK_GetPLLFreq_VSIPLL(pll, parent_rate);
+		break;
+	}
+
+	return pllfreq;
+}
+
+static long ma35d1_clk_pll_round_rate(struct clk_hw *hw, unsigned long rate,
+				      unsigned long *prate)
+{
+	return rate;
+}
+
+static int ma35d1_clk_pll_is_prepared(struct clk_hw *hw)
+{
+	struct ma35d1_clk_pll *pll = to_ma35d1_clk_pll(hw);
+	u32 val = __raw_readl(pll->ctl1_base);
+
+	return (val & VSIPLLCTL1_PD_MSK) ? 0 : 1;
+}
+
+static int ma35d1_clk_pll_prepare(struct clk_hw *hw)
+{
+	struct ma35d1_clk_pll *pll = to_ma35d1_clk_pll(hw);
+	u32 val;
+
+	if ((pll->type == MA35D1_CAPLL) || (pll->type == MA35D1_DDRPLL)) {
+		pr_warn("Nuvoton MA35D1 CAPLL/DDRPLL is read only.\n");
+		return -EACCES;
+	}
+
+	CLK_UnLockReg(pll);
+	val = __raw_readl(pll->ctl1_base);
+	val &= ~VSIPLLCTL1_PD_MSK;
+	__raw_writel(val, pll->ctl1_base);
+	CLK_LockReg(pll);
+	return 0;
+}
+
+static void ma35d1_clk_pll_unprepare(struct clk_hw *hw)
+{
+	struct ma35d1_clk_pll *pll = to_ma35d1_clk_pll(hw);
+	u32 val;
+
+	if ((pll->type == MA35D1_CAPLL) || (pll->type == MA35D1_DDRPLL)) {
+		pr_warn("Nuvoton MA35D1 CAPLL/DDRPLL is read only.\n");
+	} else {
+		val = __raw_readl(pll->ctl1_base);
+		val |= VSIPLLCTL1_PD_MSK;
+		__raw_writel(val, pll->ctl1_base);
+	}
+}
+
+static const struct clk_ops ma35d1_clk_pll_ops = {
+	.is_prepared = ma35d1_clk_pll_is_prepared,
+	.prepare = ma35d1_clk_pll_prepare,
+	.unprepare = ma35d1_clk_pll_unprepare,
+	.set_rate = ma35d1_clk_pll_set_rate,
+	.recalc_rate = ma35d1_clk_pll_recalc_rate,
+	.round_rate = ma35d1_clk_pll_round_rate,
+};
+
+struct clk_hw *ma35d1_reg_clk_pll(enum ma35d1_pll_type type,
+				  u8 u8mode, const char *name,
+				  const char *parent,
+				  unsigned long targetFreq,
+				  void __iomem *base,
+				  struct regmap *regmap)
+{
+	struct ma35d1_clk_pll *pll;
+	struct clk_hw *hw;
+	struct clk_init_data init;
+	int ret;
+
+	pll = kmalloc(sizeof(*pll), GFP_KERNEL);
+	if (!pll)
+		return ERR_PTR(-ENOMEM);
+
+	pll->type = type;
+	pll->mode = u8mode;
+	pll->rate = targetFreq;
+	pll->ctl0_base = base + VSIPLL_CTL0;
+	pll->ctl1_base = base + VSIPLL_CTL1;
+	pll->ctl2_base = base + VSIPLL_CTL2;
+	pll->regmap = regmap;
+
+	init.name = name;
+	init.flags = 0;
+	init.parent_names = &parent;
+	init.num_parents = 1;
+	init.ops = &ma35d1_clk_pll_ops;
+	pll->hw.init = &init;
+	hw = &pll->hw;
+
+	ret = clk_hw_register(NULL, hw);
+	if (ret) {
+		pr_err("failed to register vsi-pll clock!!!\n");
+		kfree(pll);
+		return ERR_PTR(ret);
+	}
+	return hw;
+}
diff --git a/drivers/clk/nuvoton/clk-ma35d1.c b/drivers/clk/nuvoton/clk-ma35d1.c
new file mode 100644
index 000000000000..ac8154458b81
--- /dev/null
+++ b/drivers/clk/nuvoton/clk-ma35d1.c
@@ -0,0 +1,970 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2023 Nuvoton Technology Corp.
+ * Author: Chi-Fang Li <cfli0@nuvoton.com>
+ */
+
+#include <linux/clk.h>
+#include <linux/clk-provider.h>
+#include <linux/clkdev.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/platform_device.h>
+#include <linux/spinlock.h>
+#include <dt-bindings/clock/nuvoton,ma35d1-clk.h>
+
+#include "clk-ma35d1.h"
+
+DEFINE_SPINLOCK(ma35d1_lock);
+
+static const char *const ca35clk_sel_clks[] = {
+	"hxt", "capll", "ddrpll", "dummy"
+};
+
+static const char *const sysclk0_sel_clks[] = {
+	"epll_div2", "syspll"
+};
+
+static const char *const sysclk1_sel_clks[] = {
+	"hxt", "syspll"
+};
+
+static const char *const axiclk_sel_clks[] = {
+	"capll_div2", "capll_div4"
+};
+
+static const char *const ccap_sel_clks[] = {
+	"hxt", "vpll", "apll", "syspll"
+};
+
+static const char *const sdh_sel_clks[] = {
+	"syspll", "apll", "dummy", "dummy"
+};
+
+static const char *const dcu_sel_clks[] = {
+	"epll_div2", "syspll"
+};
+
+static const char *const gfx_sel_clks[] = {
+	"epll", "syspll"
+};
+
+static const char *const dbg_sel_clks[] = {
+	"hirc", "syspll"
+};
+
+static const char *const timer0_sel_clks[] = {
+	"hxt", "lxt", "pclk0", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer1_sel_clks[] = {
+	"hxt", "lxt", "pclk0", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer2_sel_clks[] = {
+	"hxt", "lxt", "pclk1", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer3_sel_clks[] = {
+	"hxt", "lxt", "pclk1", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer4_sel_clks[] = {
+	"hxt", "lxt", "pclk2", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer5_sel_clks[] = {
+	"hxt", "lxt", "pclk2", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer6_sel_clks[] = {
+	"hxt", "lxt", "pclk0", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer7_sel_clks[] = {
+	"hxt", "lxt", "pclk0", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer8_sel_clks[] = {
+	"hxt", "lxt", "pclk1", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer9_sel_clks[] = {
+	"hxt", "lxt", "pclk1", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer10_sel_clks[] = {
+	"hxt", "lxt", "pclk2", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const timer11_sel_clks[] = {
+	"hxt", "lxt", "pclk2", "dummy", "dummy", "lirc", "dummy", "hirc"
+};
+
+static const char *const uart_sel_clks[] = {
+	"hxt", "sysclk1_div2", "dummy", "dummy"
+};
+
+static const char *const wdt0_sel_clks[] = {
+	"dummy", "lxt", "pclk3_div4096", "lirc"
+};
+
+static const char *const wdt1_sel_clks[] = {
+	"dummy", "lxt", "pclk3_div4096", "lirc"
+};
+
+static const char *const wdt2_sel_clks[] = {
+	"dummy", "lxt", "pclk4_div4096", "lirc"
+};
+
+static const char *const wwdt0_sel_clks[] = {
+	"dummy", "dummy", "pclk3_div4096", "lirc"
+};
+
+static const char *const wwdt1_sel_clks[] = {
+	"dummy", "dummy", "pclk3_div4096", "lirc"
+};
+
+static const char *const wwdt2_sel_clks[] = {
+	"dummy", "dummy", "pclk4_div4096", "lirc"
+};
+
+static const char *const spi0_sel_clks[] = {
+	"pclk1", "apll", "dummy", "dummy"
+};
+
+static const char *const spi1_sel_clks[] = {
+	"pclk2", "apll", "dummy", "dummy"
+};
+
+static const char *const spi2_sel_clks[] = {
+	"pclk1", "apll", "dummy", "dummy"
+};
+
+static const char *const spi3_sel_clks[] = {
+	"pclk2", "apll", "dummy", "dummy"
+};
+
+static const char *const qspi0_sel_clks[] = {
+	"pclk0", "apll", "dummy", "dummy"
+};
+
+static const char *const qspi1_sel_clks[] = {
+	"pclk0", "apll", "dummy", "dummy"
+};
+
+static const char *const i2s0_sel_clks[] = {
+	"apll", "sysclk1_div2", "dummy", "dummy"
+};
+
+static const char *const i2s1_sel_clks[] = {
+	"apll", "sysclk1_div2", "dummy", "dummy"
+};
+
+static const char *const can_sel_clks[] = {
+	"apll", "vpll"
+};
+
+static const char *const cko_sel_clks[] = {
+	"hxt", "lxt", "hirc", "lirc", "capll_div4", "syspll",
+	"ddrpll", "epll_div2", "apll", "vpll", "dummy", "dummy",
+	"dummy", "dummy", "dummy", "dummy"
+};
+
+static const char *const smc_sel_clks[] = {
+	"hxt", "pclk4"
+};
+
+static const char *const kpi_sel_clks[] = {
+	"hxt", "lxt"
+};
+
+static const struct clk_div_table ip_div_table[] = {
+	{0, 2}, {1, 4}, {2, 6}, {3, 8}, {4, 10},
+	{5, 12}, {6, 14}, {7, 16}, {0, 0},
+};
+
+static const struct clk_div_table eadc_div_table[] = {
+	{0, 2}, {1, 4}, {2, 6}, {3, 8}, {4, 10},
+	{5, 12}, {6, 14}, {7, 16}, {8, 18},
+	{9, 20}, {10, 22}, {11, 24}, {12, 26},
+	{13, 28}, {14, 30}, {15, 32}, {0, 0},
+};
+
+static struct clk_hw **hws;
+static struct clk_hw_onecell_data *ma35d1_hw_data;
+
+static int ma35d1_clocks_probe(struct platform_device *pdev)
+{
+	int ret;
+	struct device *dev = &pdev->dev;
+	struct device_node *clk_node = dev->of_node;
+	void __iomem *clk_base;
+	struct regmap *regmap;
+	u32 pllmode[5] = { 0, 0, 0, 0, 0 };
+	u32 pllfreq[5] = { 0, 0, 0, 0, 0 };
+
+	dev_info(&pdev->dev, "Nuvoton MA35D1 Clock Driver\n");
+	ma35d1_hw_data = devm_kzalloc(&pdev->dev, struct_size(ma35d1_hw_data,
+				      hws, CLK_MAX_IDX), GFP_KERNEL);
+
+	if (WARN_ON(!ma35d1_hw_data))
+		return -ENOMEM;
+
+	ma35d1_hw_data->num = CLK_MAX_IDX;
+	hws = ma35d1_hw_data->hws;
+
+	clk_node = of_find_compatible_node(NULL, NULL, "nuvoton,ma35d1-clk");
+	clk_base = of_iomap(clk_node, 0);
+	of_node_put(clk_node);
+	if (!clk_base) {
+		pr_err("%s: could not map region\n", __func__);
+		return -ENOMEM;
+	}
+	regmap = syscon_regmap_lookup_by_phandle(pdev->dev.of_node,
+						 "nuvoton,sys");
+	if (IS_ERR(regmap))
+		pr_warn("%s: Unable to get syscon\n", __func__);
+
+	/* clock sources */
+	hws[HXT] = ma35d1_clk_fixed("hxt", 24000000);
+	hws[HXT_GATE] = ma35d1_clk_gate("hxt_gate", "hxt",
+					clk_base + REG_CLK_PWRCTL, 0);
+	hws[LXT] = ma35d1_clk_fixed("lxt", 32768);
+	hws[LXT_GATE] = ma35d1_clk_gate("lxt_gate", "lxt",
+					clk_base + REG_CLK_PWRCTL, 1);
+	hws[HIRC] = ma35d1_clk_fixed("hirc", 12000000);
+	hws[HIRC_GATE] = ma35d1_clk_gate("hirc_gate", "hirc",
+					 clk_base + REG_CLK_PWRCTL, 2);
+	hws[LIRC] = ma35d1_clk_fixed("lirc", 32000);
+	hws[LIRC_GATE] = ma35d1_clk_gate("lirc_gate", "lirc",
+					 clk_base + REG_CLK_PWRCTL, 3);
+
+	/* PLL */
+	of_property_read_u32_array(clk_node, "clock-pll-mode", pllmode,
+				   ARRAY_SIZE(pllmode));
+	of_property_read_u32_array(clk_node, "assigned-clock-rates", pllfreq,
+				   ARRAY_SIZE(pllfreq));
+
+	/* SMIC PLL */
+	hws[CAPLL] = ma35d1_reg_clk_pll(MA35D1_CAPLL, pllmode[0], "capll",
+					"hxt", pllfreq[0],
+					clk_base + REG_CLK_PLL0CTL0, regmap);
+	hws[SYSPLL] = ma35d1_clk_fixed("syspll", 180000000);
+
+	/* VSI PLL */
+	hws[DDRPLL] = ma35d1_reg_clk_pll(MA35D1_DDRPLL, pllmode[1], "ddrpll",
+					 "hxt", pllfreq[1],
+					 clk_base + REG_CLK_PLL2CTL0, regmap);
+	hws[APLL] = ma35d1_reg_clk_pll(MA35D1_APLL, pllmode[2], "apll", "hxt",
+				       pllfreq[2], clk_base + REG_CLK_PLL3CTL0,
+				       regmap);
+	hws[EPLL] = ma35d1_reg_clk_pll(MA35D1_EPLL, pllmode[3], "epll", "hxt",
+				       pllfreq[3], clk_base + REG_CLK_PLL4CTL0,
+				       regmap);
+	hws[VPLL] = ma35d1_reg_clk_pll(MA35D1_VPLL, pllmode[4], "vpll", "hxt",
+				       pllfreq[4], clk_base + REG_CLK_PLL5CTL0,
+				       regmap);
+	hws[EPLL_DIV2] = ma35d1_clk_fixed_factor("epll_div2", "epll", 1, 2);
+	hws[EPLL_DIV4] = ma35d1_clk_fixed_factor("epll_div4", "epll", 1, 4);
+	hws[EPLL_DIV8] = ma35d1_clk_fixed_factor("epll_div8", "epll", 1, 8);
+
+	/* CA35 */
+	hws[CA35CLK_MUX] = ma35d1_clk_mux("ca35clk_mux",
+					  clk_base + REG_CLK_CLKSEL0, 0,
+					  2, ca35clk_sel_clks,
+					  ARRAY_SIZE(ca35clk_sel_clks));
+
+	/* AXI */
+	hws[AXICLK_DIV2] = ma35d1_clk_fixed_factor("capll_div2", "ca35clk_mux",
+						   1, 2);
+	hws[AXICLK_DIV4] = ma35d1_clk_fixed_factor("capll_div4", "ca35clk_mux",
+						   1, 4);
+	hws[AXICLK_MUX] = ma35d1_clk_mux("axiclk_mux",
+					 clk_base + REG_CLK_CLKDIV0,
+					 26, 1, axiclk_sel_clks,
+					 ARRAY_SIZE(axiclk_sel_clks));
+
+	/* SYSCLK0 & SYSCLK1 */
+	hws[SYSCLK0_MUX] = ma35d1_clk_mux("sysclk0_mux",
+					  clk_base + REG_CLK_CLKSEL0,
+					  2, 1, sysclk0_sel_clks,
+					  ARRAY_SIZE(sysclk0_sel_clks));
+	hws[SYSCLK1_MUX] = ma35d1_clk_mux("sysclk1_mux",
+					  clk_base + REG_CLK_CLKSEL0,
+					  4, 1, sysclk1_sel_clks,
+					  ARRAY_SIZE(sysclk1_sel_clks));
+	hws[SYSCLK1_DIV2] = ma35d1_clk_fixed_factor("sysclk1_div2",
+						    "sysclk1_mux", 1, 2);
+
+	/* HCLK0~3 & PCLK0~4 */
+	hws[HCLK0] = ma35d1_clk_fixed_factor("hclk0", "sysclk1_mux", 1, 1);
+	hws[HCLK1] = ma35d1_clk_fixed_factor("hclk1", "sysclk1_mux", 1, 1);
+	hws[HCLK2] = ma35d1_clk_fixed_factor("hclk2", "sysclk1_mux", 1, 1);
+	hws[PCLK0] = ma35d1_clk_fixed_factor("pclk0", "sysclk1_mux", 1, 1);
+	hws[PCLK1] = ma35d1_clk_fixed_factor("pclk1", "sysclk1_mux", 1, 1);
+	hws[PCLK2] = ma35d1_clk_fixed_factor("pclk2", "sysclk1_mux", 1, 1);
+
+	hws[HCLK3] = ma35d1_clk_fixed_factor("hclk3", "sysclk1_mux", 1, 2);
+	hws[PCLK3] = ma35d1_clk_fixed_factor("pclk3", "sysclk1_mux", 1, 2);
+	hws[PCLK4] = ma35d1_clk_fixed_factor("pclk4", "sysclk1_mux", 1, 2);
+
+	hws[USBPHY0] = ma35d1_clk_fixed("usbphy0", 480000000);
+	hws[USBPHY1] = ma35d1_clk_fixed("usbphy1", 480000000);
+
+	/* DDR */
+	hws[DDR0_GATE] = ma35d1_clk_gate("ddr0_gate", "ddrpll",
+					 clk_base + REG_CLK_SYSCLK0, 4);
+	hws[DDR6_GATE] = ma35d1_clk_gate("ddr6_gate", "ddrpll",
+					 clk_base + REG_CLK_SYSCLK0, 5);
+
+	/* CAN0 */
+	hws[CAN0_MUX] = ma35d1_clk_mux("can0_mux", clk_base + REG_CLK_CLKSEL4,
+				       16, 1, can_sel_clks,
+				       ARRAY_SIZE(can_sel_clks));
+	hws[CAN0_DIV] = ma35d1_clk_divider_table("can0_div", "can0_mux",
+						 clk_base + REG_CLK_CLKDIV0,
+						 0, 3, ip_div_table);
+	hws[CAN0_GATE] = ma35d1_clk_gate("can0_gate", "can0_div",
+					 clk_base + REG_CLK_SYSCLK0, 8);
+
+	/* CAN1 */
+	hws[CAN1_MUX] = ma35d1_clk_mux("can1_mux", clk_base + REG_CLK_CLKSEL4,
+				       17, 1, can_sel_clks,
+				       ARRAY_SIZE(can_sel_clks));
+	hws[CAN1_DIV] = ma35d1_clk_divider_table("can1_div", "can1_mux",
+						 clk_base + REG_CLK_CLKDIV0,
+						 4, 3, ip_div_table);
+	hws[CAN1_GATE] = ma35d1_clk_gate("can1_gate", "can1_div",
+					 clk_base + REG_CLK_SYSCLK0, 9);
+
+	/* CAN2 */
+	hws[CAN2_MUX] = ma35d1_clk_mux("can2_mux", clk_base + REG_CLK_CLKSEL4,
+				       18, 1, can_sel_clks,
+				       ARRAY_SIZE(can_sel_clks));
+	hws[CAN2_DIV] = ma35d1_clk_divider_table("can2_div", "can2_mux",
+						 clk_base + REG_CLK_CLKDIV0,
+						 8, 3, ip_div_table);
+	hws[CAN2_GATE] = ma35d1_clk_gate("can2_gate", "can2_div",
+					 clk_base + REG_CLK_SYSCLK0, 10);
+
+	/* CAN3 */
+	hws[CAN3_MUX] = ma35d1_clk_mux("can3_mux", clk_base + REG_CLK_CLKSEL4,
+				       19, 1, can_sel_clks,
+				       ARRAY_SIZE(can_sel_clks));
+	hws[CAN3_DIV] = ma35d1_clk_divider_table("can3_div", "can3_mux",
+						 clk_base + REG_CLK_CLKDIV0,
+						 12, 3, ip_div_table);
+	hws[CAN3_GATE] = ma35d1_clk_gate("can3_gate", "can3_div",
+					 clk_base + REG_CLK_SYSCLK0, 11);
+
+	/* SDH0 */
+	hws[SDH0_MUX] = ma35d1_clk_mux("sdh0_mux", clk_base + REG_CLK_CLKSEL0,
+				       16, 2, sdh_sel_clks,
+				       ARRAY_SIZE(sdh_sel_clks));
+	hws[SDH0_GATE] = ma35d1_clk_gate("sdh0_gate", "sdh0_mux",
+					 clk_base + REG_CLK_SYSCLK0, 16);
+
+	/* SDH1 */
+	hws[SDH1_MUX] = ma35d1_clk_mux("sdh1_mux", clk_base + REG_CLK_CLKSEL0,
+				       18, 2, sdh_sel_clks,
+				       ARRAY_SIZE(sdh_sel_clks));
+	hws[SDH1_GATE] = ma35d1_clk_gate("sdh1_gate", "sdh1_mux",
+					 clk_base + REG_CLK_SYSCLK0, 17);
+
+	/* NAND */
+	hws[NAND_GATE] = ma35d1_clk_gate("nand_gate", "hclk1",
+					 clk_base + REG_CLK_SYSCLK0, 18);
+
+	/* USB */
+	hws[USBD_GATE] = ma35d1_clk_gate("usbd_gate", "usbphy0",
+					 clk_base + REG_CLK_SYSCLK0, 19);
+	hws[USBH_GATE] = ma35d1_clk_gate("usbh_gate", "usbphy0",
+					 clk_base + REG_CLK_SYSCLK0, 20);
+	hws[HUSBH0_GATE] = ma35d1_clk_gate("husbh0_gate", "usbphy0",
+					   clk_base + REG_CLK_SYSCLK0, 21);
+	hws[HUSBH1_GATE] = ma35d1_clk_gate("husbh1_gate", "usbphy0",
+					   clk_base + REG_CLK_SYSCLK0, 22);
+
+	/* GFX */
+	hws[GFX_MUX] = ma35d1_clk_mux("gfx_mux", clk_base + REG_CLK_CLKSEL0,
+				      26, 1, gfx_sel_clks,
+				      ARRAY_SIZE(gfx_sel_clks));
+	hws[GFX_GATE] = ma35d1_clk_gate("gfx_gate", "gfx_mux",
+					clk_base + REG_CLK_SYSCLK0, 24);
+
+	/* VC8K */
+	hws[VC8K_GATE] = ma35d1_clk_gate("vc8k_gate", "sysclk0_mux",
+					 clk_base + REG_CLK_SYSCLK0, 25);
+
+	/* DCU */
+	hws[DCU_MUX] = ma35d1_clk_mux("dcu_mux", clk_base + REG_CLK_CLKSEL0,
+				      24, 1, dcu_sel_clks,
+				      ARRAY_SIZE(dcu_sel_clks));
+	hws[DCU_GATE] = ma35d1_clk_gate("dcu_gate", "dcu_mux",
+					clk_base + REG_CLK_SYSCLK0, 26);
+
+	/* DCUP */
+	hws[DCUP_DIV] = ma35d1_clk_divider_table("dcup_div", "vpll",
+						 clk_base + REG_CLK_CLKDIV0,
+						 16, 3, ip_div_table);
+
+	/* EMAC0 */
+	hws[EMAC0_GATE] = ma35d1_clk_gate("emac0_gate", "epll_div2",
+					  clk_base + REG_CLK_SYSCLK0, 27);
+
+	/* EMAC1 */
+	hws[EMAC1_GATE] = ma35d1_clk_gate("emac1_gate", "epll_div2",
+					  clk_base + REG_CLK_SYSCLK0, 28);
+
+	/* CCAP0 */
+	hws[CCAP0_MUX] = ma35d1_clk_mux("ccap0_mux",
+					clk_base + REG_CLK_CLKSEL0,
+					12, 1, ccap_sel_clks,
+					ARRAY_SIZE(ccap_sel_clks));
+	hws[CCAP0_DIV] = ma35d1_clk_divider("ccap0_div", "ccap0_mux",
+					    clk_base + REG_CLK_CLKDIV1, 8, 4);
+	hws[CCAP0_GATE] = ma35d1_clk_gate("ccap0_gate", "ccap0_div",
+					  clk_base + REG_CLK_SYSCLK0, 29);
+
+	/* CCAP1 */
+	hws[CCAP1_MUX] = ma35d1_clk_mux("ccap1_mux",
+					clk_base + REG_CLK_CLKSEL0,
+					14, 1, ccap_sel_clks,
+					ARRAY_SIZE(ccap_sel_clks));
+	hws[CCAP1_DIV] = ma35d1_clk_divider("ccap1_div", "ccap1_mux",
+					    clk_base + REG_CLK_CLKDIV1,
+					    12, 4);
+	hws[CCAP1_GATE] = ma35d1_clk_gate("ccap1_gate", "ccap1_div",
+					  clk_base + REG_CLK_SYSCLK0, 30);
+
+	/* PDMA0~3 */
+	hws[PDMA0_GATE] = ma35d1_clk_gate("pdma0_gate", "hclk0",
+					  clk_base + REG_CLK_SYSCLK1, 0);
+	hws[PDMA1_GATE] = ma35d1_clk_gate("pdma1_gate", "hclk0",
+					  clk_base + REG_CLK_SYSCLK1, 1);
+	hws[PDMA2_GATE] = ma35d1_clk_gate("pdma2_gate", "hclk0",
+					  clk_base + REG_CLK_SYSCLK1, 2);
+	hws[PDMA3_GATE] = ma35d1_clk_gate("pdma3_gate", "hclk0",
+					  clk_base + REG_CLK_SYSCLK1, 3);
+
+	/* WH0~1 */
+	hws[WH0_GATE] = ma35d1_clk_gate("wh0_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 4);
+	hws[WH1_GATE] = ma35d1_clk_gate("wh1_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 5);
+
+	/* HWS */
+	hws[HWS_GATE] = ma35d1_clk_gate("hws_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 6);
+
+	/* EBI */
+	hws[EBI_GATE] = ma35d1_clk_gate("ebi_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 7);
+
+	/* SRAM0~1 */
+	hws[SRAM0_GATE] = ma35d1_clk_gate("sram0_gate", "hclk0",
+					  clk_base + REG_CLK_SYSCLK1, 8);
+	hws[SRAM1_GATE] = ma35d1_clk_gate("sram1_gate", "hclk0",
+					  clk_base + REG_CLK_SYSCLK1, 9);
+
+	/* ROM */
+	hws[ROM_GATE] = ma35d1_clk_gate("rom_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 10);
+
+	/* TRA */
+	hws[TRA_GATE] = ma35d1_clk_gate("tra_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 11);
+
+	/* DBG */
+	hws[DBG_MUX] = ma35d1_clk_mux("dbg_mux", clk_base + REG_CLK_CLKSEL0,
+				      27, 1, dbg_sel_clks,
+				      ARRAY_SIZE(dbg_sel_clks));
+	hws[DBG_GATE] = ma35d1_clk_gate("dbg_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 12);
+
+	/* CLKO */
+	hws[CKO_MUX] = ma35d1_clk_mux("cko_mux", clk_base + REG_CLK_CLKSEL4,
+				      24, 4, cko_sel_clks,
+				      ARRAY_SIZE(cko_sel_clks));
+	hws[CKO_DIV] = ma35d1_clk_divider_pow2("cko_div", "cko_mux",
+					       clk_base + REG_CLK_CLKOCTL,
+					       0, 4);
+	hws[CKO_GATE] = ma35d1_clk_gate("cko_gate", "cko_div",
+					clk_base + REG_CLK_SYSCLK1, 13);
+
+	/* GTMR */
+	hws[GTMR_GATE] = ma35d1_clk_gate("gtmr_gate", "hirc",
+					 clk_base + REG_CLK_SYSCLK1, 14);
+
+	/* GPIO */
+	hws[GPA_GATE] = ma35d1_clk_gate("gpa_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 16);
+	hws[GPB_GATE] = ma35d1_clk_gate("gpb_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 17);
+	hws[GPC_GATE] = ma35d1_clk_gate("gpc_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 18);
+	hws[GPD_GATE] = ma35d1_clk_gate("gpd_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 19);
+	hws[GPE_GATE] = ma35d1_clk_gate("gpe_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 20);
+	hws[GPF_GATE] = ma35d1_clk_gate("gpf_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 21);
+	hws[GPG_GATE] = ma35d1_clk_gate("gpg_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 22);
+	hws[GPH_GATE] = ma35d1_clk_gate("gph_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 23);
+	hws[GPI_GATE] = ma35d1_clk_gate("gpi_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 24);
+	hws[GPJ_GATE] = ma35d1_clk_gate("gpj_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 25);
+	hws[GPK_GATE] = ma35d1_clk_gate("gpk_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 26);
+	hws[GPL_GATE] = ma35d1_clk_gate("gpl_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 27);
+	hws[GPM_GATE] = ma35d1_clk_gate("gpm_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 28);
+	hws[GPN_GATE] = ma35d1_clk_gate("gpn_gate", "hclk0",
+					clk_base + REG_CLK_SYSCLK1, 29);
+
+	/* TIMER0~11 */
+	hws[TMR0_MUX] = ma35d1_clk_mux("tmr0_mux", clk_base + REG_CLK_CLKSEL1,
+				       0, 3, timer0_sel_clks,
+				       ARRAY_SIZE(timer0_sel_clks));
+	hws[TMR0_GATE] = ma35d1_clk_gate("tmr0_gate", "tmr0_mux",
+					 clk_base + REG_CLK_APBCLK0, 0);
+	hws[TMR1_MUX] = ma35d1_clk_mux("tmr1_mux", clk_base + REG_CLK_CLKSEL1,
+				       4, 3, timer1_sel_clks,
+				       ARRAY_SIZE(timer1_sel_clks));
+	hws[TMR1_GATE] = ma35d1_clk_gate("tmr1_gate", "tmr1_mux",
+					 clk_base + REG_CLK_APBCLK0, 1);
+	hws[TMR2_MUX] = ma35d1_clk_mux("tmr2_mux", clk_base + REG_CLK_CLKSEL1,
+				       8, 3, timer2_sel_clks,
+				       ARRAY_SIZE(timer2_sel_clks));
+	hws[TMR2_GATE] = ma35d1_clk_gate("tmr2_gate", "tmr2_mux",
+					 clk_base + REG_CLK_APBCLK0, 2);
+	hws[TMR3_MUX] = ma35d1_clk_mux("tmr3_mux", clk_base + REG_CLK_CLKSEL1,
+				       12, 3, timer3_sel_clks,
+				       ARRAY_SIZE(timer3_sel_clks));
+	hws[TMR3_GATE] = ma35d1_clk_gate("tmr3_gate", "tmr3_mux",
+					 clk_base + REG_CLK_APBCLK0, 3);
+	hws[TMR4_MUX] = ma35d1_clk_mux("tmr4_mux", clk_base + REG_CLK_CLKSEL1,
+				       16, 3, timer4_sel_clks,
+				       ARRAY_SIZE(timer4_sel_clks));
+	hws[TMR4_GATE] = ma35d1_clk_gate("tmr4_gate", "tmr4_mux",
+					 clk_base + REG_CLK_APBCLK0, 4);
+	hws[TMR5_MUX] = ma35d1_clk_mux("tmr5_mux", clk_base + REG_CLK_CLKSEL1,
+				       20, 3, timer5_sel_clks,
+				       ARRAY_SIZE(timer5_sel_clks));
+	hws[TMR5_GATE] = ma35d1_clk_gate("tmr5_gate", "tmr5_mux",
+					 clk_base + REG_CLK_APBCLK0, 5);
+	hws[TMR6_MUX] = ma35d1_clk_mux("tmr6_mux", clk_base + REG_CLK_CLKSEL1,
+				       24, 3, timer6_sel_clks,
+				       ARRAY_SIZE(timer6_sel_clks));
+	hws[TMR6_GATE] = ma35d1_clk_gate("tmr6_gate", "tmr6_mux",
+					 clk_base + REG_CLK_APBCLK0, 6);
+	hws[TMR7_MUX] = ma35d1_clk_mux("tmr7_mux", clk_base + REG_CLK_CLKSEL1,
+				       28, 3, timer7_sel_clks,
+				       ARRAY_SIZE(timer7_sel_clks));
+	hws[TMR7_GATE] = ma35d1_clk_gate("tmr7_gate", "tmr7_mux",
+					 clk_base + REG_CLK_APBCLK0, 7);
+	hws[TMR8_MUX] = ma35d1_clk_mux("tmr8_mux", clk_base + REG_CLK_CLKSEL2,
+				       0, 3, timer8_sel_clks,
+				       ARRAY_SIZE(timer8_sel_clks));
+	hws[TMR8_GATE] = ma35d1_clk_gate("tmr8_gate", "tmr8_mux",
+					 clk_base + REG_CLK_APBCLK0, 8);
+	hws[TMR9_MUX] = ma35d1_clk_mux("tmr9_mux", clk_base + REG_CLK_CLKSEL2,
+				       4, 3, timer9_sel_clks,
+				       ARRAY_SIZE(timer9_sel_clks));
+	hws[TMR9_GATE] = ma35d1_clk_gate("tmr9_gate", "tmr9_mux",
+					 clk_base + REG_CLK_APBCLK0, 9);
+	hws[TMR10_MUX] = ma35d1_clk_mux("tmr10_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					8, 3, timer10_sel_clks,
+					ARRAY_SIZE(timer10_sel_clks));
+	hws[TMR10_GATE] = ma35d1_clk_gate("tmr10_gate", "tmr10_mux",
+					  clk_base + REG_CLK_APBCLK0, 10);
+	hws[TMR11_MUX] = ma35d1_clk_mux("tmr11_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					12, 3, timer11_sel_clks,
+					ARRAY_SIZE(timer11_sel_clks));
+	hws[TMR11_GATE] = ma35d1_clk_gate("tmr11_gate", "tmr11_mux",
+					  clk_base + REG_CLK_APBCLK0, 11);
+
+	/* UART0~16 */
+	hws[UART0_MUX] = ma35d1_clk_mux("uart0_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					16, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART0_DIV] = ma35d1_clk_divider("uart0_div", "uart0_mux",
+					    clk_base + REG_CLK_CLKDIV1,
+					    16, 4);
+	hws[UART0_GATE] = ma35d1_clk_gate("uart0_gate", "uart0_div",
+					  clk_base + REG_CLK_APBCLK0, 12);
+	hws[UART1_MUX] = ma35d1_clk_mux("uart1_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					18, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART1_DIV] = ma35d1_clk_divider("uart1_div", "uart1_mux",
+					    clk_base + REG_CLK_CLKDIV1,
+					    20, 4);
+	hws[UART1_GATE] = ma35d1_clk_gate("uart1_gate", "uart1_div",
+					  clk_base + REG_CLK_APBCLK0, 13);
+	hws[UART2_MUX] = ma35d1_clk_mux("uart2_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					20, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART2_DIV] = ma35d1_clk_divider("uart2_div", "uart2_mux",
+					    clk_base + REG_CLK_CLKDIV1,
+					    24, 4);
+	hws[UART2_GATE] = ma35d1_clk_gate("uart2_gate", "uart2_div",
+					  clk_base + REG_CLK_APBCLK0, 14);
+	hws[UART3_MUX] = ma35d1_clk_mux("uart3_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					22, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART3_DIV] = ma35d1_clk_divider("uart3_div", "uart3_mux",
+					    clk_base + REG_CLK_CLKDIV1,
+					    28, 4);
+	hws[UART3_GATE] = ma35d1_clk_gate("uart3_gate", "uart3_div",
+					  clk_base + REG_CLK_APBCLK0, 15);
+	hws[UART4_MUX] = ma35d1_clk_mux("uart4_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					24, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART4_DIV] = ma35d1_clk_divider("uart4_div", "uart4_mux",
+					    clk_base + REG_CLK_CLKDIV2,
+					    0, 4);
+	hws[UART4_GATE] = ma35d1_clk_gate("uart4_gate", "uart4_div",
+					  clk_base + REG_CLK_APBCLK0, 16);
+	hws[UART5_MUX] = ma35d1_clk_mux("uart5_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					26, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART5_DIV] = ma35d1_clk_divider("uart5_div", "uart5_mux",
+					    clk_base + REG_CLK_CLKDIV2,
+					    4, 4);
+	hws[UART5_GATE] = ma35d1_clk_gate("uart5_gate", "uart5_div",
+					  clk_base + REG_CLK_APBCLK0, 17);
+	hws[UART6_MUX] = ma35d1_clk_mux("uart6_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					28, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART6_DIV] = ma35d1_clk_divider("uart6_div", "uart6_mux",
+					    clk_base + REG_CLK_CLKDIV2,
+					    8, 4);
+	hws[UART6_GATE] = ma35d1_clk_gate("uart6_gate", "uart6_div",
+					  clk_base + REG_CLK_APBCLK0, 18);
+	hws[UART7_MUX] = ma35d1_clk_mux("uart7_mux",
+					clk_base + REG_CLK_CLKSEL2,
+					30, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART7_DIV] = ma35d1_clk_divider("uart7_div", "uart7_mux",
+					    clk_base + REG_CLK_CLKDIV2,
+					    12, 4);
+	hws[UART7_GATE] = ma35d1_clk_gate("uart7_gate", "uart7_div",
+					  clk_base + REG_CLK_APBCLK0, 19);
+	hws[UART8_MUX] = ma35d1_clk_mux("uart8_mux",
+					clk_base + REG_CLK_CLKSEL3,
+					0, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART8_DIV] = ma35d1_clk_divider("uart8_div", "uart8_mux",
+					    clk_base + REG_CLK_CLKDIV2,
+					    16, 4);
+	hws[UART8_GATE] = ma35d1_clk_gate("uart8_gate", "uart8_div",
+					  clk_base + REG_CLK_APBCLK0, 20);
+	hws[UART9_MUX] = ma35d1_clk_mux("uart9_mux",
+					clk_base + REG_CLK_CLKSEL3,
+					2, 2, uart_sel_clks,
+					ARRAY_SIZE(uart_sel_clks));
+	hws[UART9_DIV] = ma35d1_clk_divider("uart9_div", "uart9_mux",
+					    clk_base + REG_CLK_CLKDIV2,
+					    20, 4);
+	hws[UART9_GATE] = ma35d1_clk_gate("uart9_gate", "uart9_div",
+					  clk_base + REG_CLK_APBCLK0, 21);
+	hws[UART10_MUX] = ma35d1_clk_mux("uart10_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 4, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART10_DIV] = ma35d1_clk_divider("uart10_div", "uart10_mux",
+					     clk_base + REG_CLK_CLKDIV2,
+					     24, 4);
+	hws[UART10_GATE] = ma35d1_clk_gate("uart10_gate", "uart10_div",
+					   clk_base + REG_CLK_APBCLK0, 22);
+	hws[UART11_MUX] = ma35d1_clk_mux("uart11_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 6, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART11_DIV] = ma35d1_clk_divider("uart11_div", "uart11_mux",
+					     clk_base + REG_CLK_CLKDIV2,
+					     28, 4);
+	hws[UART11_GATE] = ma35d1_clk_gate("uart11_gate", "uart11_div",
+					   clk_base + REG_CLK_APBCLK0, 23);
+	hws[UART12_MUX] = ma35d1_clk_mux("uart12_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 8, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART12_DIV] = ma35d1_clk_divider("uart12_div", "uart12_mux",
+					     clk_base + REG_CLK_CLKDIV3,
+					     0, 4);
+	hws[UART12_GATE] = ma35d1_clk_gate("uart12_gate", "uart12_div",
+					   clk_base + REG_CLK_APBCLK0, 24);
+	hws[UART13_MUX] = ma35d1_clk_mux("uart13_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 10, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART13_DIV] = ma35d1_clk_divider("uart13_div", "uart13_mux",
+					     clk_base + REG_CLK_CLKDIV3,
+					     4, 4);
+	hws[UART13_GATE] = ma35d1_clk_gate("uart13_gate", "uart13_div",
+					   clk_base + REG_CLK_APBCLK0, 25);
+	hws[UART14_MUX] = ma35d1_clk_mux("uart14_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 12, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART14_DIV] = ma35d1_clk_divider("uart14_div", "uart14_mux",
+					     clk_base + REG_CLK_CLKDIV3,
+					     8, 4);
+	hws[UART14_GATE] = ma35d1_clk_gate("uart14_gate", "uart14_div",
+					   clk_base + REG_CLK_APBCLK0, 26);
+	hws[UART15_MUX] = ma35d1_clk_mux("uart15_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 14, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART15_DIV] = ma35d1_clk_divider("uart15_div", "uart15_mux",
+					     clk_base + REG_CLK_CLKDIV3,
+					     12, 4);
+	hws[UART15_GATE] = ma35d1_clk_gate("uart15_gate", "uart15_div",
+					   clk_base + REG_CLK_APBCLK0, 27);
+	hws[UART16_MUX] = ma35d1_clk_mux("uart16_mux",
+					 clk_base + REG_CLK_CLKSEL3,
+					 16, 2, uart_sel_clks,
+					 ARRAY_SIZE(uart_sel_clks));
+	hws[UART16_DIV] = ma35d1_clk_divider("uart16_div", "uart16_mux",
+					     clk_base + REG_CLK_CLKDIV3,
+					     16, 4);
+	hws[UART16_GATE] = ma35d1_clk_gate("uart16_gate", "uart16_div",
+					   clk_base + REG_CLK_APBCLK0, 28);
+
+	/* RTC */
+	hws[RTC_GATE] = ma35d1_clk_gate("rtc_gate", "lxt",
+					clk_base + REG_CLK_APBCLK0, 29);
+
+	/* DDRP */
+	hws[DDR_GATE] = ma35d1_clk_gate("ddr_gate", "ddrpll",
+					clk_base + REG_CLK_APBCLK0, 30);
+
+	/* KPI */
+	hws[KPI_MUX] = ma35d1_clk_mux("kpi_mux", clk_base + REG_CLK_CLKSEL4,
+				      30, 1, kpi_sel_clks,
+				      ARRAY_SIZE(kpi_sel_clks));
+	hws[KPI_DIV] = ma35d1_clk_divider("kpi_div", "kpi_mux",
+					  clk_base + REG_CLK_CLKDIV4,
+					  24, 8);
+	hws[KPI_GATE] = ma35d1_clk_gate("kpi_gate", "kpi_div",
+					clk_base + REG_CLK_APBCLK0, 31);
+
+	/* I2C0~5 */
+	hws[I2C0_GATE] = ma35d1_clk_gate("i2c0_gate", "pclk0",
+					 clk_base + REG_CLK_APBCLK1, 0);
+	hws[I2C1_GATE] = ma35d1_clk_gate("i2c1_gate", "pclk1",
+					 clk_base + REG_CLK_APBCLK1, 1);
+	hws[I2C2_GATE] = ma35d1_clk_gate("i2c2_gate", "pclk2",
+					 clk_base + REG_CLK_APBCLK1, 2);
+	hws[I2C3_GATE] = ma35d1_clk_gate("i2c3_gate", "pclk0",
+					 clk_base + REG_CLK_APBCLK1, 3);
+	hws[I2C4_GATE] = ma35d1_clk_gate("i2c4_gate", "pclk1",
+					 clk_base + REG_CLK_APBCLK1, 4);
+	hws[I2C5_GATE] = ma35d1_clk_gate("i2c5_gate", "pclk2",
+					 clk_base + REG_CLK_APBCLK1, 5);
+
+	/* QSPI0~1 */
+	hws[QSPI0_MUX] = ma35d1_clk_mux("qspi0_mux",
+					clk_base + REG_CLK_CLKSEL4,
+					8, 2, qspi0_sel_clks,
+					ARRAY_SIZE(qspi0_sel_clks));
+	hws[QSPI0_GATE] = ma35d1_clk_gate("qspi0_gate", "qspi0_mux",
+					  clk_base + REG_CLK_APBCLK1, 6);
+	hws[QSPI1_MUX] = ma35d1_clk_mux("qspi1_mux",
+					clk_base + REG_CLK_CLKSEL4,
+					10, 2, qspi1_sel_clks,
+					ARRAY_SIZE(qspi1_sel_clks));
+	hws[QSPI1_GATE] = ma35d1_clk_gate("qspi1_gate", "qspi1_mux",
+					  clk_base + REG_CLK_APBCLK1, 7);
+
+	/* SMC0~1 */
+	hws[SMC0_MUX] = ma35d1_clk_mux("smc0_mux",
+					clk_base + REG_CLK_CLKSEL4,
+					28, 1, smc_sel_clks,
+					ARRAY_SIZE(smc_sel_clks));
+	hws[SMC0_DIV] = ma35d1_clk_divider("smc0_div", "smc0_mux",
+					   clk_base + REG_CLK_CLKDIV1,
+					   0, 4);
+	hws[SMC0_GATE] = ma35d1_clk_gate("smc0_gate", "smc0_div",
+					 clk_base + REG_CLK_APBCLK1, 12);
+
+	hws[SMC1_MUX] = ma35d1_clk_mux("smc1_mux",
+					 clk_base + REG_CLK_CLKSEL4,
+					 29, 1, smc_sel_clks,
+					 ARRAY_SIZE(smc_sel_clks));
+	hws[SMC1_DIV] = ma35d1_clk_divider("smc1_div", "smc1_mux",
+					   clk_base + REG_CLK_CLKDIV1,
+					   4, 4);
+	hws[SMC1_GATE] = ma35d1_clk_gate("smc1_gate", "smc1_div",
+					 clk_base + REG_CLK_APBCLK1, 13);
+
+	/* WDT0~2 */
+	hws[WDT0_MUX] = ma35d1_clk_mux("wdt0_mux",
+				       clk_base + REG_CLK_CLKSEL3,
+				       20, 2, wdt0_sel_clks,
+				       ARRAY_SIZE(wdt0_sel_clks));
+	hws[WDT0_GATE] = ma35d1_clk_gate("wdt0_gate", "wdt0_mux",
+					 clk_base + REG_CLK_APBCLK1, 16);
+	hws[WDT1_MUX] = ma35d1_clk_mux("wdt1_mux",
+				       clk_base + REG_CLK_CLKSEL3,
+				       24, 2, wdt1_sel_clks,
+				       ARRAY_SIZE(wdt1_sel_clks));
+	hws[WDT1_GATE] = ma35d1_clk_gate("wdt1_gate", "wdt1_mux",
+					 clk_base + REG_CLK_APBCLK1, 17);
+	hws[WDT2_MUX] = ma35d1_clk_mux("wdt2_mux",
+				       clk_base + REG_CLK_CLKSEL3,
+				       28, 2, wdt2_sel_clks,
+				       ARRAY_SIZE(wdt2_sel_clks));
+	hws[WDT2_GATE] = ma35d1_clk_gate("wdt2_gate", "wdt2_mux",
+				       clk_base + REG_CLK_APBCLK1, 18);
+
+	/* WWDT0~2 */
+	hws[WWDT0_MUX] = ma35d1_clk_mux("wwdt0_mux",
+					clk_base + REG_CLK_CLKSEL3,
+					22, 2, wwdt0_sel_clks,
+					ARRAY_SIZE(wwdt0_sel_clks));
+	hws[WWDT1_MUX] = ma35d1_clk_mux("wwdt1_mux",
+					clk_base + REG_CLK_CLKSEL3,
+					26, 2, wwdt1_sel_clks,
+					ARRAY_SIZE(wwdt1_sel_clks));
+	hws[WWDT2_MUX] = ma35d1_clk_mux("wwdt2_mux",
+					clk_base + REG_CLK_CLKSEL3,
+					30, 2, wwdt2_sel_clks,
+					ARRAY_SIZE(wwdt2_sel_clks));
+
+	/* EPWM0~2 */
+	hws[EPWM0_GATE] = ma35d1_clk_gate("epwm0_gate", "pclk1",
+					  clk_base + REG_CLK_APBCLK1, 24);
+	hws[EPWM1_GATE] = ma35d1_clk_gate("epwm1_gate", "pclk2",
+					  clk_base + REG_CLK_APBCLK1, 25);
+	hws[EPWM2_GATE] = ma35d1_clk_gate("epwm2_gate", "pclk1",
+					  clk_base + REG_CLK_APBCLK1, 26);
+
+	/* I2S0~1 */
+	hws[I2S0_MUX] = ma35d1_clk_mux("i2s0_mux",
+				       clk_base + REG_CLK_CLKSEL4,
+				       12, 2, i2s0_sel_clks,
+				       ARRAY_SIZE(i2s0_sel_clks));
+	hws[I2S0_GATE] = ma35d1_clk_gate("i2s0_gate", "i2s0_mux",
+					 clk_base + REG_CLK_APBCLK2, 0);
+	hws[I2S1_MUX] = ma35d1_clk_mux("i2s1_mux",
+				       clk_base + REG_CLK_CLKSEL4,
+				       14, 2, i2s1_sel_clks,
+				       ARRAY_SIZE(i2s1_sel_clks));
+	hws[I2S1_GATE] = ma35d1_clk_gate("i2s1_gate", "i2s1_mux",
+					 clk_base + REG_CLK_APBCLK2, 1);
+
+	/* SSMCC */
+	hws[SSMCC_GATE] = ma35d1_clk_gate("ssmcc_gate", "pclk3",
+					  clk_base + REG_CLK_APBCLK2, 2);
+
+	/* SSPCC */
+	hws[SSPCC_GATE] = ma35d1_clk_gate("sspcc_gate", "pclk3",
+					  clk_base + REG_CLK_APBCLK2, 3);
+
+	/* SPI0~3 */
+	hws[SPI0_MUX] = ma35d1_clk_mux("spi0_mux",
+				       clk_base + REG_CLK_CLKSEL4,
+				       0, 2, spi0_sel_clks,
+				       ARRAY_SIZE(spi0_sel_clks));
+	hws[SPI0_GATE] = ma35d1_clk_gate("spi0_gate", "spi0_mux",
+					 clk_base + REG_CLK_APBCLK2, 4);
+	hws[SPI1_MUX] = ma35d1_clk_mux("spi1_mux",
+				       clk_base + REG_CLK_CLKSEL4,
+				       2, 2, spi1_sel_clks,
+				       ARRAY_SIZE(spi1_sel_clks));
+	hws[SPI1_GATE] = ma35d1_clk_gate("spi1_gate", "spi1_mux",
+					 clk_base + REG_CLK_APBCLK2, 5);
+	hws[SPI2_MUX] = ma35d1_clk_mux("spi2_mux",
+				       clk_base + REG_CLK_CLKSEL4,
+				       4, 2, spi2_sel_clks,
+				       ARRAY_SIZE(spi2_sel_clks));
+	hws[SPI2_GATE] = ma35d1_clk_gate("spi2_gate", "spi2_mux",
+					 clk_base + REG_CLK_APBCLK2, 6);
+	hws[SPI3_MUX] = ma35d1_clk_mux("spi3_mux",
+				       clk_base + REG_CLK_CLKSEL4,
+				       6, 2, spi3_sel_clks,
+				       ARRAY_SIZE(spi3_sel_clks));
+	hws[SPI3_GATE] = ma35d1_clk_gate("spi3_gate", "spi3_mux",
+					 clk_base + REG_CLK_APBCLK2, 7);
+
+	/* ECAP0~2 */
+	hws[ECAP0_GATE] = ma35d1_clk_gate("ecap0_gate", "pclk1",
+					  clk_base + REG_CLK_APBCLK2, 8);
+	hws[ECAP1_GATE] = ma35d1_clk_gate("ecap1_gate", "pclk2",
+					  clk_base + REG_CLK_APBCLK2, 9);
+	hws[ECAP2_GATE] = ma35d1_clk_gate("ecap2_gate", "pclk1",
+					  clk_base + REG_CLK_APBCLK2, 10);
+
+	/* QEI0~2 */
+	hws[QEI0_GATE] = ma35d1_clk_gate("qei0_gate", "pclk1",
+					 clk_base + REG_CLK_APBCLK2, 12);
+	hws[QEI1_GATE] = ma35d1_clk_gate("qei1_gate", "pclk2",
+					 clk_base + REG_CLK_APBCLK2, 13);
+	hws[QEI2_GATE] = ma35d1_clk_gate("qei2_gate", "pclk1",
+					 clk_base + REG_CLK_APBCLK2, 14);
+
+	/* ADC */
+	hws[ADC_DIV] = ma35d1_reg_adc_clkdiv(dev, "adc_div", "pclk0", 0,
+					     clk_base + REG_CLK_CLKDIV4,
+					     4, 17, 0x1ffff);
+	hws[ADC_GATE] = ma35d1_clk_gate("adc_gate", "adc_div",
+					clk_base + REG_CLK_APBCLK2, 24);
+
+	/* EADC */
+	hws[EADC_DIV] = ma35d1_clk_divider_table("eadc_div", "pclk2",
+						 clk_base + REG_CLK_CLKDIV4,
+						 0, 4, eadc_div_table);
+	hws[EADC_GATE] = ma35d1_clk_gate("eadc_gate", "eadc_div",
+					 clk_base + REG_CLK_APBCLK2, 25);
+
+	ret = of_clk_add_hw_provider(clk_node, of_clk_hw_onecell_get,
+				     ma35d1_hw_data);
+	if (ret < 0) {
+		dev_err(dev, "failed to register hws for MA35D1\n");
+		iounmap(clk_base);
+	}
+	return ret;
+}
+
+static const struct of_device_id ma35d1_clk_of_match[] = {
+	{ .compatible = "nuvoton,ma35d1-clk" },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, ma35d1_clk_of_match);
+
+static struct platform_driver ma35d1_clk_driver = {
+	.probe = ma35d1_clocks_probe,
+	.driver = {
+		.name = "ma35d1-clk",
+		.of_match_table = ma35d1_clk_of_match,
+	},
+};
+
+static int __init ma35d1_clocks_init(void)
+{
+	return platform_driver_register(&ma35d1_clk_driver);
+}
+
+postcore_initcall(ma35d1_clocks_init);
+
+MODULE_AUTHOR("Chi-Fang Li<cfli0@nuvoton.com>");
+MODULE_DESCRIPTION("NUVOTON MA35D1 Clock Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/clk/nuvoton/clk-ma35d1.h b/drivers/clk/nuvoton/clk-ma35d1.h
new file mode 100644
index 000000000000..faae5a17e425
--- /dev/null
+++ b/drivers/clk/nuvoton/clk-ma35d1.h
@@ -0,0 +1,198 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2023 Nuvoton Technology Corp.
+ * Author: Chi-Fang Li <cfli0@nuvoton.com>
+ */
+
+#ifndef __DRV_CLK_NUVOTON_MA35D1_H
+#define __DRV_CLK_NUVOTON_MA35D1_H
+
+#include <linux/clk.h>
+#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
+#include <linux/spinlock.h>
+#include <linux/regmap.h>
+#include <linux/mfd/syscon.h>
+#include <linux/mfd/ma35d1-sys.h>
+
+enum ma35d1_pll_type {
+	MA35D1_CAPLL,
+	MA35D1_DDRPLL,
+	MA35D1_APLL,
+	MA35D1_EPLL,
+	MA35D1_VPLL,
+};
+
+enum ma35d1_pll_mode {
+	VSIPLL_INTEGER_MODE,
+	VSIPLL_FRACTIONAL_MODE,
+	VSIPLL_SS_MODE,
+};
+
+/* VSI-PLL CTL0~2 */
+#define VSIPLL_CTL0			0x0
+#define VSIPLL_CTL1			0x4
+#define VSIPLL_CTL2			0x8
+
+/* VSI-PLL Specification limits */
+#define VSIPLL_FREF_MAX_FREQ		200000000UL
+#define VSIPLL_FREF_MIN_FREQ		1000000UL
+#define VSIPLL_FREFDIVM_MAX_FREQ	40000000UL
+#define VSIPLL_FREFDIVM_MIN_FREQ0	1000000UL
+#define VSIPLL_FREFDIVM_MIN_FREQ1	10000000UL
+#define VSIPLL_FCLK_MAX_FREQ		2400000000UL
+#define VSIPLL_FCLK_MIN_FREQ		600000000UL
+#define VSIPLL_FCLKO_MAX_FREQ		2400000000UL
+#define VSIPLL_FCLKO_MIN_FREQ		85700000UL
+#define VSIPLL_SPREAD_RANGE		194
+#define VSIPLL_MODULATION_FREQ		50000
+
+/* Clock Control Registers Offset */
+#define REG_CLK_PWRCTL			(0x00)
+#define REG_CLK_SYSCLK0			(0x04)
+#define REG_CLK_SYSCLK1			(0x08)
+#define REG_CLK_APBCLK0			(0x0C)
+#define REG_CLK_APBCLK1			(0x10)
+#define REG_CLK_APBCLK2			(0x14)
+#define REG_CLK_CLKSEL0			(0x18)
+#define REG_CLK_CLKSEL1			(0x1C)
+#define REG_CLK_CLKSEL2			(0x20)
+#define REG_CLK_CLKSEL3			(0x24)
+#define REG_CLK_CLKSEL4			(0x28)
+#define REG_CLK_CLKDIV0			(0x2C)
+#define REG_CLK_CLKDIV1			(0x30)
+#define REG_CLK_CLKDIV2			(0x34)
+#define REG_CLK_CLKDIV3			(0x38)
+#define REG_CLK_CLKDIV4			(0x3C)
+#define REG_CLK_CLKOCTL			(0x40)
+#define REG_CLK_STATUS			(0x50)
+#define REG_CLK_PLL0CTL0		(0x60)
+#define REG_CLK_PLL2CTL0		(0x80)
+#define REG_CLK_PLL2CTL1		(0x84)
+#define REG_CLK_PLL2CTL2		(0x88)
+#define REG_CLK_PLL3CTL0		(0x90)
+#define REG_CLK_PLL3CTL1		(0x94)
+#define REG_CLK_PLL3CTL2		(0x98)
+#define REG_CLK_PLL4CTL0		(0xA0)
+#define REG_CLK_PLL4CTL1		(0xA4)
+#define REG_CLK_PLL4CTL2		(0xA8)
+#define REG_CLK_PLL5CTL0		(0xB0)
+#define REG_CLK_PLL5CTL1		(0xB4)
+#define REG_CLK_PLL5CTL2		(0xB8)
+#define REG_CLK_CLKDCTL			(0xC0)
+#define REG_CLK_CLKDSTS			(0xC4)
+#define REG_CLK_CDUPB			(0xC8)
+#define REG_CLK_CDLOWB			(0xCC)
+#define REG_CLK_CKFLTRCTL		(0xD0)
+#define REG_CLK_TESTCLK			(0xF0)
+#define REG_CLK_PLLCTL			(0x40)
+
+/* Constant Definitions for Clock Controller */
+#define SMICPLLCTL0_FBDIV_POS		(0)
+#define SMICPLLCTL0_FBDIV_MSK		(0xfful << SMICPLLCTL0_FBDIV_POS)
+#define SMICPLLCTL0_INDIV_POS		(8)
+#define SMICPLLCTL0_INDIV_MSK		(0xful << SMICPLLCTL0_INDIV_POS)
+#define SMICPLLCTL0_OUTDIV_POS		(12)
+#define SMICPLLCTL0_OUTDIV_MSK		(0x3ul << SMICPLLCTL0_OUTDIV_POS)
+#define SMICPLLCTL0_PD_POS		(16)
+#define SMICPLLCTL0_PD_MSK		(0x1ul << SMICPLLCTL0_PD_POS)
+#define SMICPLLCTL0_BP_POS		(17)
+#define SMICPLLCTL0_BP_MSK		(0x1ul << SMICPLLCTL0_BP_POS)
+#define VSIPLLCTL0_FBDIV_POS		(0)
+#define VSIPLLCTL0_FBDIV_MSK		(0x7fful << VSIPLLCTL0_FBDIV_POS)
+#define VSIPLLCTL0_INDIV_POS		(12)
+#define VSIPLLCTL0_INDIV_MSK		(0x3ful << VSIPLLCTL0_INDIV_POS)
+#define VSIPLLCTL0_MODE_POS		(18)
+#define VSIPLLCTL0_MODE_MSK		(0x3ul << VSIPLLCTL0_MODE_POS)
+#define VSIPLLCTL0_SSRATE_POS		(20)
+#define VSIPLLCTL0_SSRATE_MSK		(0x7fful << VSIPLLCTL0_SSRATE_POS)
+#define VSIPLLCTL1_PD_POS		(0)
+#define VSIPLLCTL1_PD_MSK		(0x1ul << VSIPLLCTL1_PD_POS)
+#define VSIPLLCTL1_BP_POS		(1)
+#define VSIPLLCTL1_BP_MSK		(0x1ul << VSIPLLCTL1_BP_POS)
+#define VSIPLLCTL1_OUTDIV_POS		(4)
+#define VSIPLLCTL1_OUTDIV_MSK		(0x7ul << VSIPLLCTL1_OUTDIV_POS)
+#define VSIPLLCTL1_FRAC_POS		(8)
+#define VSIPLLCTL1_FRAC_MSK		(0xfffffful << VSIPLLCTL1_FRAC_POS)
+#define VSIPLLCTL2_SLOPE_POS		(0)
+#define VSIPLLCTL2_SLOPE_MSK		(0xfffffful << VSIPLLCTL2_SLOPE_POS)
+
+struct clk_hw *ma35d1_reg_clk_pll(enum ma35d1_pll_type type, u8 u8mode,
+				 const char *name, const char *parent,
+				 unsigned long targetFreq,
+				 void __iomem *base,
+				 struct regmap *regmap);
+
+struct clk_hw *ma35d1_reg_adc_clkdiv(struct device *dev,
+				    const char *name,
+				    const char *parent_name,
+				    unsigned long flags,
+				    void __iomem *reg, u8 shift,
+				    u8 width, u32 mask_bit);
+
+extern spinlock_t ma35d1_lock;
+
+static inline struct clk_hw *ma35d1_clk_fixed(const char *name, int rate)
+{
+	return clk_hw_register_fixed_rate(NULL, name, NULL, 0, rate);
+}
+
+static inline struct clk_hw *ma35d1_clk_mux(const char *name,
+					    void __iomem *reg, u8 shift,
+					    u8 width,
+					    const char *const *parents,
+					    int num_parents)
+{
+	return clk_hw_register_mux(NULL, name, parents, num_parents,
+				   CLK_SET_RATE_NO_REPARENT, reg, shift,
+				   width, 0, &ma35d1_lock);
+}
+
+static inline struct clk_hw *ma35d1_clk_divider(const char *name,
+						const char *parent,
+						void __iomem *reg, u8 shift,
+						u8 width)
+{
+	return clk_hw_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
+				       reg, shift, width, 0, &ma35d1_lock);
+}
+
+static inline struct clk_hw *ma35d1_clk_divider_pow2(const char *name,
+						     const char *parent,
+						     void __iomem *reg,
+						     u8 shift, u8 width)
+{
+	return clk_hw_register_divider(NULL, name, parent,
+				       CLK_DIVIDER_POWER_OF_TWO, reg, shift,
+				       width, 0, &ma35d1_lock);
+}
+
+static inline struct clk_hw *ma35d1_clk_divider_table(const char *name,
+					const char *parent,
+					void __iomem *reg,
+					u8 shift, u8 width,
+					const struct clk_div_table *table)
+{
+	return clk_hw_register_divider_table(NULL, name, parent, 0,
+					     reg, shift, width, 0, table,
+					     &ma35d1_lock);
+}
+
+static inline struct clk_hw *ma35d1_clk_fixed_factor(const char *name,
+						     const char *parent,
+						     unsigned int mult,
+						     unsigned int div)
+{
+	return clk_hw_register_fixed_factor(NULL, name, parent,
+					    CLK_SET_RATE_PARENT, mult, div);
+}
+
+static inline struct clk_hw *ma35d1_clk_gate(const char *name,
+					     const char *parent,
+					     void __iomem *reg, u8 shift)
+{
+	return clk_hw_register_gate(NULL, name, parent, CLK_SET_RATE_PARENT,
+				    reg, shift, 0, &ma35d1_lock);
+}
+
+#endif /* __DRV_CLK_NUVOTON_MA35D1_H */
