diff --git a/drivers/pinctrl/Kconfig b/drivers/pinctrl/Kconfig
index 048583f..77fb851 100644
--- a/drivers/pinctrl/Kconfig
+++ b/drivers/pinctrl/Kconfig
@@ -291,6 +291,13 @@
 	  uses Generic Pinctrl framework and is compatible with the Linux
 	  driver, i.e. it uses the same device tree configuration.
 
+config PINCTRL_K210
+	bool "Kendryte K210 Fully-Programmable Input/Output Array driver"
+	depends on DM && PINCTRL_GENERIC
+	help
+	  Support pin multiplexing on the K210. The "FPIOA" can remap any
+	  supported function to any multifunctional IO pin. It can also perform
+	  basic GPIO functions, such as reading the current value of a pin.
 endif
 
 source "drivers/pinctrl/broadcom/Kconfig"
diff --git a/drivers/pinctrl/Makefile b/drivers/pinctrl/Makefile
index 507dd3a..05b71f2 100644
--- a/drivers/pinctrl/Makefile
+++ b/drivers/pinctrl/Makefile
@@ -17,6 +17,7 @@
 obj-$(CONFIG_PINCTRL_UNIPHIER)	+= uniphier/
 obj-$(CONFIG_PINCTRL_PIC32)	+= pinctrl_pic32.o
 obj-$(CONFIG_PINCTRL_EXYNOS)	+= exynos/
+obj-$(CONFIG_PINCTRL_K210)	+= pinctrl-kendryte.o
 obj-$(CONFIG_PINCTRL_MESON)	+= meson/
 obj-$(CONFIG_PINCTRL_MTK)	+= mediatek/
 obj-$(CONFIG_PINCTRL_MSCC)	+= mscc/
diff --git a/drivers/pinctrl/pinctrl-kendryte.c b/drivers/pinctrl/pinctrl-kendryte.c
new file mode 100644
index 0000000..5ad049d
--- /dev/null
+++ b/drivers/pinctrl/pinctrl-kendryte.c
@@ -0,0 +1,737 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2020 Sean Anderson <seanga2@gmail.com>
+ */
+
+#include <common.h>
+#include <clk.h>
+#include <dm.h>
+#include <dm/pinctrl.h>
+#include <dt-bindings/pinctrl/k210-pinctrl.h>
+#include <mapmem.h>
+#include <regmap.h>
+#include <syscon.h>
+#include <asm/io.h>
+#include <linux/err.h>
+#include <linux/bitfield.h>
+#include <linux/bitops.h>
+
+/*
+ * The K210 only implements 8 drive levels, even though there is register space
+ * for 16
+ */
+#define K210_PC_DRIVE_MASK GENMASK(11, 8)
+#define K210_PC_DRIVE_SHIFT 8
+#define K210_PC_DRIVE_0 (0 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_1 (1 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_2 (2 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_3 (3 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_4 (4 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_5 (5 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_6 (6 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_7 (7 << K210_PC_DRIVE_SHIFT)
+#define K210_PC_DRIVE_MAX 7
+
+#define K210_PC_MODE_MASK GENMASK(23, 12)
+/*
+ * output enabled == PC_OE & (PC_OE_INV ^ FUNCTION_OE) where FUNCTION_OE is a
+ * physical signal from the function
+ */
+#define K210_PC_OE       BIT(12) /* Output Enable */
+#define K210_PC_OE_INV   BIT(13) /* INVert function-controlled Output Enable */
+#define K210_PC_DO_OE    BIT(14) /* set Data Out to the Output Enable signal */
+#define K210_PC_DO_INV   BIT(15) /* INVert final Data Output */
+#define K210_PC_PU       BIT(16) /* Pull Up */
+#define K210_PC_PD       BIT(17) /* Pull Down */
+/* Strong pull up not implemented on K210 */
+#define K210_PC_SL       BIT(19) /* reduce SLew rate to prevent overshoot */
+/* Same semantics as OE above */
+#define K210_PC_IE       BIT(20) /* Input Enable */
+#define K210_PC_IE_INV   BIT(21) /* INVert function-controlled Input Enable */
+#define K210_PC_DI_INV   BIT(22) /* INVert Data Input */
+#define K210_PC_ST       BIT(23) /* Schmitt Trigger */
+#define K210_PC_DI       BIT(31) /* raw Data Input */
+#define K210_PC_BIAS_MASK (K210_PC_PU & K210_PC_PD)
+
+#define K210_PC_MODE_IN   (K210_PC_IE | K210_PC_ST)
+#define K210_PC_MODE_OUT  (K210_PC_DRIVE_7 | K210_PC_OE)
+#define K210_PC_MODE_I2C  (K210_PC_MODE_IN | K210_PC_IE_INV | K210_PC_SL | \
+			   K210_PC_OE | K210_PC_OE_INV | K210_PC_PU)
+#define K210_PC_MODE_SPI  (K210_PC_MODE_IN | K210_PC_IE_INV | \
+			   K210_PC_MODE_OUT | K210_PC_OE_INV)
+#define K210_PC_MODE_GPIO (K210_PC_MODE_IN | K210_PC_MODE_OUT)
+
+#define K210_PG_FUNC GENMASK(7, 0)
+#define K210_PG_DO BIT(8)
+#define K210_PG_PIN GENMASK(22, 16)
+
+#define PIN_CONFIG_OUTPUT_INVERT (PIN_CONFIG_END + 1)
+#define PIN_CONFIG_INPUT_INVERT (PIN_CONFIG_END + 2)
+
+struct k210_fpioa {
+	u32 pins[48];
+	u32 tie_en[8];
+	u32 tie_val[8];
+};
+
+struct k210_pc_priv {
+	struct clk clk;
+	struct k210_fpioa __iomem *fpioa; /* FPIOA register */
+	struct regmap *sysctl; /* Sysctl regmap */
+	u32 power_offset; /* Power bank register offset */
+};
+
+#ifdef CONFIG_CMD_PINMUX
+static const char k210_pc_pin_names[][6] = {
+#define PIN(i) \
+	[i] = "IO_" #i
+	PIN(0),
+	PIN(1),
+	PIN(2),
+	PIN(3),
+	PIN(4),
+	PIN(5),
+	PIN(6),
+	PIN(7),
+	PIN(8),
+	PIN(9),
+	PIN(10),
+	PIN(11),
+	PIN(12),
+	PIN(13),
+	PIN(14),
+	PIN(15),
+	PIN(16),
+	PIN(17),
+	PIN(18),
+	PIN(19),
+	PIN(20),
+	PIN(21),
+	PIN(22),
+	PIN(23),
+	PIN(24),
+	PIN(25),
+	PIN(26),
+	PIN(27),
+	PIN(28),
+	PIN(29),
+	PIN(30),
+	PIN(31),
+	PIN(32),
+	PIN(33),
+	PIN(34),
+	PIN(35),
+	PIN(36),
+	PIN(37),
+	PIN(38),
+	PIN(39),
+	PIN(40),
+	PIN(41),
+	PIN(42),
+	PIN(43),
+	PIN(44),
+	PIN(45),
+	PIN(46),
+	PIN(47),
+#undef PIN
+};
+
+static int k210_pc_get_pins_count(struct udevice *dev)
+{
+	return ARRAY_SIZE(k210_pc_pin_names);
+};
+
+static const char *k210_pc_get_pin_name(struct udevice *dev, unsigned selector)
+{
+	return k210_pc_pin_names[selector];
+}
+#endif /* CONFIG_CMD_PINMUX */
+
+/* These are just power domains */
+static const char k210_pc_group_names[][3] = {
+	[0] = "A0",
+	[1] = "A1",
+	[2] = "A2",
+	[3] = "B0",
+	[4] = "B1",
+	[5] = "B2",
+	[6] = "C0",
+	[7] = "C1",
+};
+
+static int k210_pc_get_groups_count(struct udevice *dev)
+{
+	return ARRAY_SIZE(k210_pc_group_names);
+}
+
+static const char *k210_pc_get_group_name(struct udevice *dev,
+					  unsigned selector)
+{
+	return k210_pc_group_names[selector];
+}
+
+enum k210_pc_mode_id {
+	K210_PC_DEFAULT_DISABLED,
+	K210_PC_DEFAULT_IN,
+	K210_PC_DEFAULT_IN_TIE,
+	K210_PC_DEFAULT_OUT,
+	K210_PC_DEFAULT_I2C,
+	K210_PC_DEFAULT_SPI,
+	K210_PC_DEFAULT_GPIO,
+	K210_PC_DEFAULT_INT13,
+};
+
+static const u32 k210_pc_mode_id_to_mode[] = {
+#define DEFAULT(mode) \
+	[K210_PC_DEFAULT_##mode] = K210_PC_MODE_##mode
+	[K210_PC_DEFAULT_DISABLED] = 0,
+	DEFAULT(IN),
+	[K210_PC_DEFAULT_IN_TIE] = K210_PC_MODE_IN,
+	DEFAULT(OUT),
+	DEFAULT(I2C),
+	DEFAULT(SPI),
+	DEFAULT(GPIO),
+	[K210_PC_DEFAULT_INT13] = K210_PC_MODE_IN | K210_PC_PU,
+#undef DEFAULT
+};
+
+/* This saves around 2K vs having a pointer+mode */
+struct k210_pcf_info {
+#ifdef CONFIG_CMD_PINMUX
+	char name[15];
+#endif
+	u8 mode_id;
+};
+
+static const struct k210_pcf_info k210_pcf_infos[] = {
+#ifdef CONFIG_CMD_PINMUX
+#define FUNC(id, mode) \
+	[K210_PCF_##id] = { \
+		.name = #id, \
+		.mode_id = K210_PC_DEFAULT_##mode \
+	}
+#else
+#define FUNC(id, mode) \
+	[K210_PCF_##id] = { \
+		.mode_id = K210_PC_DEFAULT_##mode \
+	}
+#endif
+	FUNC(JTAG_TCLK,      IN),
+	FUNC(JTAG_TDI,       IN),
+	FUNC(JTAG_TMS,       IN),
+	FUNC(JTAG_TDO,       OUT),
+	FUNC(SPI0_D0,        SPI),
+	FUNC(SPI0_D1,        SPI),
+	FUNC(SPI0_D2,        SPI),
+	FUNC(SPI0_D3,        SPI),
+	FUNC(SPI0_D4,        SPI),
+	FUNC(SPI0_D5,        SPI),
+	FUNC(SPI0_D6,        SPI),
+	FUNC(SPI0_D7,        SPI),
+	FUNC(SPI0_SS0,       OUT),
+	FUNC(SPI0_SS1,       OUT),
+	FUNC(SPI0_SS2,       OUT),
+	FUNC(SPI0_SS3,       OUT),
+	FUNC(SPI0_ARB,       IN_TIE),
+	FUNC(SPI0_SCLK,      OUT),
+	FUNC(UARTHS_RX,      IN),
+	FUNC(UARTHS_TX,      OUT),
+	FUNC(RESV6,          IN),
+	FUNC(RESV7,          IN),
+	FUNC(CLK_SPI1,       OUT),
+	FUNC(CLK_I2C1,       OUT),
+	FUNC(GPIOHS0,        GPIO),
+	FUNC(GPIOHS1,        GPIO),
+	FUNC(GPIOHS2,        GPIO),
+	FUNC(GPIOHS3,        GPIO),
+	FUNC(GPIOHS4,        GPIO),
+	FUNC(GPIOHS5,        GPIO),
+	FUNC(GPIOHS6,        GPIO),
+	FUNC(GPIOHS7,        GPIO),
+	FUNC(GPIOHS8,        GPIO),
+	FUNC(GPIOHS9,        GPIO),
+	FUNC(GPIOHS10,       GPIO),
+	FUNC(GPIOHS11,       GPIO),
+	FUNC(GPIOHS12,       GPIO),
+	FUNC(GPIOHS13,       GPIO),
+	FUNC(GPIOHS14,       GPIO),
+	FUNC(GPIOHS15,       GPIO),
+	FUNC(GPIOHS16,       GPIO),
+	FUNC(GPIOHS17,       GPIO),
+	FUNC(GPIOHS18,       GPIO),
+	FUNC(GPIOHS19,       GPIO),
+	FUNC(GPIOHS20,       GPIO),
+	FUNC(GPIOHS21,       GPIO),
+	FUNC(GPIOHS22,       GPIO),
+	FUNC(GPIOHS23,       GPIO),
+	FUNC(GPIOHS24,       GPIO),
+	FUNC(GPIOHS25,       GPIO),
+	FUNC(GPIOHS26,       GPIO),
+	FUNC(GPIOHS27,       GPIO),
+	FUNC(GPIOHS28,       GPIO),
+	FUNC(GPIOHS29,       GPIO),
+	FUNC(GPIOHS30,       GPIO),
+	FUNC(GPIOHS31,       GPIO),
+	FUNC(GPIO0,          GPIO),
+	FUNC(GPIO1,          GPIO),
+	FUNC(GPIO2,          GPIO),
+	FUNC(GPIO3,          GPIO),
+	FUNC(GPIO4,          GPIO),
+	FUNC(GPIO5,          GPIO),
+	FUNC(GPIO6,          GPIO),
+	FUNC(GPIO7,          GPIO),
+	FUNC(UART1_RX,       IN),
+	FUNC(UART1_TX,       OUT),
+	FUNC(UART2_RX,       IN),
+	FUNC(UART2_TX,       OUT),
+	FUNC(UART3_RX,       IN),
+	FUNC(UART3_TX,       OUT),
+	FUNC(SPI1_D0,        SPI),
+	FUNC(SPI1_D1,        SPI),
+	FUNC(SPI1_D2,        SPI),
+	FUNC(SPI1_D3,        SPI),
+	FUNC(SPI1_D4,        SPI),
+	FUNC(SPI1_D5,        SPI),
+	FUNC(SPI1_D6,        SPI),
+	FUNC(SPI1_D7,        SPI),
+	FUNC(SPI1_SS0,       OUT),
+	FUNC(SPI1_SS1,       OUT),
+	FUNC(SPI1_SS2,       OUT),
+	FUNC(SPI1_SS3,       OUT),
+	FUNC(SPI1_ARB,       IN_TIE),
+	FUNC(SPI1_SCLK,      OUT),
+	FUNC(SPI2_D0,        SPI),
+	FUNC(SPI2_SS,        IN),
+	FUNC(SPI2_SCLK,      IN),
+	FUNC(I2S0_MCLK,      OUT),
+	FUNC(I2S0_SCLK,      OUT),
+	FUNC(I2S0_WS,        OUT),
+	FUNC(I2S0_IN_D0,     IN),
+	FUNC(I2S0_IN_D1,     IN),
+	FUNC(I2S0_IN_D2,     IN),
+	FUNC(I2S0_IN_D3,     IN),
+	FUNC(I2S0_OUT_D0,    OUT),
+	FUNC(I2S0_OUT_D1,    OUT),
+	FUNC(I2S0_OUT_D2,    OUT),
+	FUNC(I2S0_OUT_D3,    OUT),
+	FUNC(I2S1_MCLK,      OUT),
+	FUNC(I2S1_SCLK,      OUT),
+	FUNC(I2S1_WS,        OUT),
+	FUNC(I2S1_IN_D0,     IN),
+	FUNC(I2S1_IN_D1,     IN),
+	FUNC(I2S1_IN_D2,     IN),
+	FUNC(I2S1_IN_D3,     IN),
+	FUNC(I2S1_OUT_D0,    OUT),
+	FUNC(I2S1_OUT_D1,    OUT),
+	FUNC(I2S1_OUT_D2,    OUT),
+	FUNC(I2S1_OUT_D3,    OUT),
+	FUNC(I2S2_MCLK,      OUT),
+	FUNC(I2S2_SCLK,      OUT),
+	FUNC(I2S2_WS,        OUT),
+	FUNC(I2S2_IN_D0,     IN),
+	FUNC(I2S2_IN_D1,     IN),
+	FUNC(I2S2_IN_D2,     IN),
+	FUNC(I2S2_IN_D3,     IN),
+	FUNC(I2S2_OUT_D0,    OUT),
+	FUNC(I2S2_OUT_D1,    OUT),
+	FUNC(I2S2_OUT_D2,    OUT),
+	FUNC(I2S2_OUT_D3,    OUT),
+	FUNC(RESV0,          DISABLED),
+	FUNC(RESV1,          DISABLED),
+	FUNC(RESV2,          DISABLED),
+	FUNC(RESV3,          DISABLED),
+	FUNC(RESV4,          DISABLED),
+	FUNC(RESV5,          DISABLED),
+	FUNC(I2C0_SCLK,      I2C),
+	FUNC(I2C0_SDA,       I2C),
+	FUNC(I2C1_SCLK,      I2C),
+	FUNC(I2C1_SDA,       I2C),
+	FUNC(I2C2_SCLK,      I2C),
+	FUNC(I2C2_SDA,       I2C),
+	FUNC(DVP_XCLK,       OUT),
+	FUNC(DVP_RST,        OUT),
+	FUNC(DVP_PWDN,       OUT),
+	FUNC(DVP_VSYNC,      IN),
+	FUNC(DVP_HSYNC,      IN),
+	FUNC(DVP_PCLK,       IN),
+	FUNC(DVP_D0,         IN),
+	FUNC(DVP_D1,         IN),
+	FUNC(DVP_D2,         IN),
+	FUNC(DVP_D3,         IN),
+	FUNC(DVP_D4,         IN),
+	FUNC(DVP_D5,         IN),
+	FUNC(DVP_D6,         IN),
+	FUNC(DVP_D7,         IN),
+	FUNC(SCCB_SCLK,      I2C),
+	FUNC(SCCB_SDA,       I2C),
+	FUNC(UART1_CTS,      IN),
+	FUNC(UART1_DSR,      IN),
+	FUNC(UART1_DCD,      IN),
+	FUNC(UART1_RI,       IN),
+	FUNC(UART1_SIR_IN,   IN),
+	FUNC(UART1_DTR,      OUT),
+	FUNC(UART1_RTS,      OUT),
+	FUNC(UART1_OUT2,     OUT),
+	FUNC(UART1_OUT1,     OUT),
+	FUNC(UART1_SIR_OUT,  OUT),
+	FUNC(UART1_BAUD,     OUT),
+	FUNC(UART1_RE,       OUT),
+	FUNC(UART1_DE,       OUT),
+	FUNC(UART1_RS485_EN, OUT),
+	FUNC(UART2_CTS,      IN),
+	FUNC(UART2_DSR,      IN),
+	FUNC(UART2_DCD,      IN),
+	FUNC(UART2_RI,       IN),
+	FUNC(UART2_SIR_IN,   IN),
+	FUNC(UART2_DTR,      OUT),
+	FUNC(UART2_RTS,      OUT),
+	FUNC(UART2_OUT2,     OUT),
+	FUNC(UART2_OUT1,     OUT),
+	FUNC(UART2_SIR_OUT,  OUT),
+	FUNC(UART2_BAUD,     OUT),
+	FUNC(UART2_RE,       OUT),
+	FUNC(UART2_DE,       OUT),
+	FUNC(UART2_RS485_EN, OUT),
+	FUNC(UART3_CTS,      IN),
+	FUNC(UART3_DSR,      IN),
+	FUNC(UART3_DCD,      IN),
+	FUNC(UART3_RI,       IN),
+	FUNC(UART3_SIR_IN,   IN),
+	FUNC(UART3_DTR,      OUT),
+	FUNC(UART3_RTS,      OUT),
+	FUNC(UART3_OUT2,     OUT),
+	FUNC(UART3_OUT1,     OUT),
+	FUNC(UART3_SIR_OUT,  OUT),
+	FUNC(UART3_BAUD,     OUT),
+	FUNC(UART3_RE,       OUT),
+	FUNC(UART3_DE,       OUT),
+	FUNC(UART3_RS485_EN, OUT),
+	FUNC(TIMER0_TOGGLE1, OUT),
+	FUNC(TIMER0_TOGGLE2, OUT),
+	FUNC(TIMER0_TOGGLE3, OUT),
+	FUNC(TIMER0_TOGGLE4, OUT),
+	FUNC(TIMER1_TOGGLE1, OUT),
+	FUNC(TIMER1_TOGGLE2, OUT),
+	FUNC(TIMER1_TOGGLE3, OUT),
+	FUNC(TIMER1_TOGGLE4, OUT),
+	FUNC(TIMER2_TOGGLE1, OUT),
+	FUNC(TIMER2_TOGGLE2, OUT),
+	FUNC(TIMER2_TOGGLE3, OUT),
+	FUNC(TIMER2_TOGGLE4, OUT),
+	FUNC(CLK_SPI2,       OUT),
+	FUNC(CLK_I2C2,       OUT),
+	FUNC(INTERNAL0,      OUT),
+	FUNC(INTERNAL1,      OUT),
+	FUNC(INTERNAL2,      OUT),
+	FUNC(INTERNAL3,      OUT),
+	FUNC(INTERNAL4,      OUT),
+	FUNC(INTERNAL5,      OUT),
+	FUNC(INTERNAL6,      OUT),
+	FUNC(INTERNAL7,      OUT),
+	FUNC(INTERNAL8,      OUT),
+	FUNC(INTERNAL9,      IN),
+	FUNC(INTERNAL10,     IN),
+	FUNC(INTERNAL11,     IN),
+	FUNC(INTERNAL12,     IN),
+	FUNC(INTERNAL13,     INT13),
+	FUNC(INTERNAL14,     I2C),
+	FUNC(INTERNAL15,     IN),
+	FUNC(INTERNAL16,     IN),
+	FUNC(INTERNAL17,     IN),
+	FUNC(CONSTANT,       DISABLED),
+	FUNC(INTERNAL18,     IN),
+	FUNC(DEBUG0,         OUT),
+	FUNC(DEBUG1,         OUT),
+	FUNC(DEBUG2,         OUT),
+	FUNC(DEBUG3,         OUT),
+	FUNC(DEBUG4,         OUT),
+	FUNC(DEBUG5,         OUT),
+	FUNC(DEBUG6,         OUT),
+	FUNC(DEBUG7,         OUT),
+	FUNC(DEBUG8,         OUT),
+	FUNC(DEBUG9,         OUT),
+	FUNC(DEBUG10,        OUT),
+	FUNC(DEBUG11,        OUT),
+	FUNC(DEBUG12,        OUT),
+	FUNC(DEBUG13,        OUT),
+	FUNC(DEBUG14,        OUT),
+	FUNC(DEBUG15,        OUT),
+	FUNC(DEBUG16,        OUT),
+	FUNC(DEBUG17,        OUT),
+	FUNC(DEBUG18,        OUT),
+	FUNC(DEBUG19,        OUT),
+	FUNC(DEBUG20,        OUT),
+	FUNC(DEBUG21,        OUT),
+	FUNC(DEBUG22,        OUT),
+	FUNC(DEBUG23,        OUT),
+	FUNC(DEBUG24,        OUT),
+	FUNC(DEBUG25,        OUT),
+	FUNC(DEBUG26,        OUT),
+	FUNC(DEBUG27,        OUT),
+	FUNC(DEBUG28,        OUT),
+	FUNC(DEBUG29,        OUT),
+	FUNC(DEBUG30,        OUT),
+	FUNC(DEBUG31,        OUT),
+#undef FUNC
+};
+
+static int k210_pc_pinmux_set(struct udevice *dev, u32 pinmux_group)
+{
+	unsigned pin = FIELD_GET(K210_PG_PIN, pinmux_group);
+	bool do_oe = FIELD_GET(K210_PG_DO, pinmux_group);
+	unsigned func = FIELD_GET(K210_PG_FUNC, pinmux_group);
+	struct k210_pc_priv *priv = dev_get_priv(dev);
+	const struct k210_pcf_info *info = &k210_pcf_infos[func];
+	u32 mode = k210_pc_mode_id_to_mode[info->mode_id];
+	u32 val = func | mode | (do_oe ? K210_PC_DO_OE : 0);
+
+	debug("%s(%.8x): IO_%.2u = %3u | %.8x\n", __func__, pinmux_group, pin,
+	      func, mode);
+
+	writel(val, &priv->fpioa->pins[pin]);
+	return pin;
+}
+
+/* Max drive strength in uA */
+static const int k210_pc_drive_strength[] = {
+	[0] = 11200,
+	[1] = 16800,
+	[2] = 22300,
+	[3] = 27800,
+	[4] = 33300,
+	[5] = 38700,
+	[6] = 44100,
+	[7] = 49500,
+};
+
+static int k210_pc_get_drive(unsigned max_strength_ua)
+{
+	int i;
+
+	for (i = K210_PC_DRIVE_MAX; i; i--)
+		if (k210_pc_drive_strength[i] < max_strength_ua)
+			return i;
+
+	return -EINVAL;
+}
+
+static int k210_pc_pinconf_set(struct udevice *dev, unsigned pin_selector,
+			       unsigned param, unsigned argument)
+{
+	struct k210_pc_priv *priv = dev_get_priv(dev);
+	u32 val = readl(&priv->fpioa->pins[pin_selector]);
+
+	switch (param) {
+	case PIN_CONFIG_BIAS_DISABLE:
+		val &= ~K210_PC_BIAS_MASK;
+		break;
+	case PIN_CONFIG_BIAS_PULL_DOWN:
+		if (argument)
+			val |= K210_PC_PD;
+		else
+			return -EINVAL;
+		break;
+	case PIN_CONFIG_BIAS_PULL_UP:
+		if (argument)
+			val |= K210_PC_PD;
+		else
+			return -EINVAL;
+		break;
+	case PIN_CONFIG_DRIVE_STRENGTH:
+		argument *= 1000;
+	case PIN_CONFIG_DRIVE_STRENGTH_UA: {
+		int drive = k210_pc_get_drive(argument);
+
+		if (IS_ERR_VALUE(drive))
+			return drive;
+		val &= ~K210_PC_DRIVE_MASK;
+		val |= FIELD_PREP(K210_PC_DRIVE_MASK, drive);
+		break;
+	}
+	case PIN_CONFIG_INPUT_ENABLE:
+		if (argument)
+			val |= K210_PC_IE;
+		else
+			val &= ~K210_PC_IE;
+		break;
+	case PIN_CONFIG_INPUT_SCHMITT:
+		argument = 1;
+	case PIN_CONFIG_INPUT_SCHMITT_ENABLE:
+		if (argument)
+			val |= K210_PC_ST;
+		else
+			val &= ~K210_PC_ST;
+		break;
+	case PIN_CONFIG_OUTPUT:
+		k210_pc_pinmux_set(dev,
+				   K210_FPIOA(pin_selector, K210_PCF_CONSTANT));
+		val = readl(&priv->fpioa->pins[pin_selector]);
+		val |= K210_PC_MODE_OUT;
+
+		if (!argument)
+			val |= K210_PC_DO_INV;
+		break;
+	case PIN_CONFIG_OUTPUT_ENABLE:
+		if (argument)
+			val |= K210_PC_OE;
+		else
+			val &= ~K210_PC_OE;
+		break;
+	case PIN_CONFIG_SLEW_RATE:
+		if (argument)
+			val |= K210_PC_SL;
+		else
+			val &= ~K210_PC_SL;
+		break;
+	case PIN_CONFIG_OUTPUT_INVERT:
+		if (argument)
+			val |= K210_PC_DO_INV;
+		else
+			val &= ~K210_PC_DO_INV;
+		break;
+	case PIN_CONFIG_INPUT_INVERT:
+		if (argument)
+			val |= K210_PC_DI_INV;
+		else
+			val &= ~K210_PC_DI_INV;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	writel(val, &priv->fpioa->pins[pin_selector]);
+	return 0;
+}
+
+static int k210_pc_pinconf_group_set(struct udevice *dev,
+				     unsigned group_selector, unsigned param,
+				     unsigned argument)
+{
+	struct k210_pc_priv *priv = dev_get_priv(dev);
+
+	if (param == PIN_CONFIG_POWER_SOURCE) {
+		u32 bit = BIT(group_selector);
+
+		regmap_update_bits(priv->sysctl, priv->power_offset, bit,
+				   argument ? bit : 0);
+	} else {
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+#ifdef CONFIG_CMD_PINMUX
+static int k210_pc_get_pin_muxing(struct udevice *dev, unsigned int selector,
+				  char *buf, int size)
+{
+	struct k210_pc_priv *priv = dev_get_priv(dev);
+	u32 val = readl(&priv->fpioa->pins[selector]);
+	const struct k210_pcf_info *info = &k210_pcf_infos[val & K210_PCF_MASK];
+
+	strncpy(buf, info->name, min((size_t)size, sizeof(info->name)));
+	return 0;
+}
+#endif
+
+static const struct pinconf_param k210_pc_pinconf_params[] = {
+	{ "bias-disable", PIN_CONFIG_BIAS_DISABLE, 0 },
+	{ "bias-pull-down", PIN_CONFIG_BIAS_PULL_DOWN, 1 },
+	{ "bias-pull-up", PIN_CONFIG_BIAS_PULL_UP, 1 },
+	{ "drive-strength", PIN_CONFIG_DRIVE_STRENGTH, U32_MAX },
+	{ "drive-strength-ua", PIN_CONFIG_DRIVE_STRENGTH_UA, U32_MAX },
+	{ "input-enable", PIN_CONFIG_INPUT_ENABLE, 1 },
+	{ "input-disable", PIN_CONFIG_INPUT_ENABLE, 0 },
+	{ "input-schmitt-enable", PIN_CONFIG_INPUT_SCHMITT_ENABLE, 1 },
+	{ "input-schmitt-disable", PIN_CONFIG_INPUT_SCHMITT_ENABLE, 0 },
+	{ "power-source", PIN_CONFIG_POWER_SOURCE, K210_PC_POWER_1V8 },
+	{ "output-low", PIN_CONFIG_OUTPUT, 0 },
+	{ "output-high", PIN_CONFIG_OUTPUT, 1 },
+	{ "output-enable", PIN_CONFIG_OUTPUT_ENABLE, 1 },
+	{ "output-disable", PIN_CONFIG_OUTPUT_ENABLE, 0 },
+	{ "slew-rate", PIN_CONFIG_SLEW_RATE, 1 },
+	{ "output-polarity-invert", PIN_CONFIG_OUTPUT_INVERT, 1},
+	{ "input-polarity-invert", PIN_CONFIG_INPUT_INVERT, 1},
+};
+
+static const struct pinctrl_ops k210_pc_pinctrl_ops = {
+#ifdef CONFIG_CMD_PINMUX
+	.get_pins_count = k210_pc_get_pins_count,
+	.get_pin_name = k210_pc_get_pin_name,
+#endif
+	.get_groups_count = k210_pc_get_groups_count,
+	.get_group_name = k210_pc_get_group_name,
+	.pinmux_property_set = k210_pc_pinmux_set,
+	.pinconf_num_params = ARRAY_SIZE(k210_pc_pinconf_params),
+	.pinconf_params = k210_pc_pinconf_params,
+	.pinconf_set = k210_pc_pinconf_set,
+	.pinconf_group_set = k210_pc_pinconf_group_set,
+	.set_state = pinctrl_generic_set_state,
+#ifdef CONFIG_CMD_PINMUX
+	.get_pin_muxing = k210_pc_get_pin_muxing,
+#endif
+};
+
+static int k210_pc_probe(struct udevice *dev)
+{
+	int ret, i, j;
+	struct k210_pc_priv *priv = dev_get_priv(dev);
+
+	priv->fpioa = dev_read_addr_ptr(dev);
+	if (!priv->fpioa)
+		return -EINVAL;
+
+	ret = clk_get_by_index(dev, 0, &priv->clk);
+	if (ret)
+		return ret;
+
+	ret = clk_enable(&priv->clk);
+	if (ret && ret != -ENOSYS && ret != -ENOTSUPP)
+		goto err;
+
+	priv->sysctl = syscon_regmap_lookup_by_phandle(dev, "kendryte,sysctl");
+	if (IS_ERR(priv->sysctl)) {
+		ret = -ENODEV;
+		goto err;
+	}
+
+	ret = dev_read_u32(dev, "kendryte,power-offset", &priv->power_offset);
+	if (ret)
+		goto err;
+
+	debug("%s: fpioa = %p sysctl = %p power offset = %x\n", __func__,
+	      priv->fpioa, (void *)priv->sysctl->ranges[0].start,
+	      priv->power_offset);
+
+	/* Init input ties */
+	for (i = 0; i < ARRAY_SIZE(priv->fpioa->tie_en); i++) {
+		u32 val = 0;
+
+		for (j = 0; j < 32; j++)
+			if (k210_pcf_infos[i * 32 + j].mode_id ==
+			    K210_PC_DEFAULT_IN_TIE)
+				val |= BIT(j);
+		writel(val, &priv->fpioa->tie_en[i]);
+		writel(val, &priv->fpioa->tie_val[i]);
+	}
+
+	return 0;
+
+err:
+	clk_free(&priv->clk);
+	return ret;
+}
+
+static const struct udevice_id k210_pc_ids[] = {
+	{ .compatible = "kendryte,k210-fpioa" },
+	{ }
+};
+
+U_BOOT_DRIVER(pinctrl_k210) = {
+	.name = "pinctrl_k210",
+	.id = UCLASS_PINCTRL,
+	.of_match = k210_pc_ids,
+	.probe = k210_pc_probe,
+	.priv_auto_alloc_size = sizeof(struct k210_pc_priv),
+	.ops = &k210_pc_pinctrl_ops,
+};