diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 22052031c719..8c0988c2b4ce 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -188,6 +188,18 @@ config ACER_WMI
 	  If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
 	  here.
 
+
+config SILICOM_PLATFORM
+	tristate "Silicom Edge Networking device support"
+	depends on DMI
+	select LEDS_CLASS_MULTICOLOR
+	select GPIOLIB
+	help
+	  This option enables support for the LEDs/GPIO/etc downstream of the
+	  embedded controller on Silicom "Cordoba" hardware and derivatives.
+
+	  If you have a Silicom network appliance, say Y or M here.
+
 source "drivers/platform/x86/amd/Kconfig"
 
 config ADV_SWBUTTON
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 2cafe51ec4d8..f2f5743a9e54 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -113,6 +113,7 @@ obj-$(CONFIG_SERIAL_MULTI_INSTANTIATE)	+= serial-multi-instantiate.o
 obj-$(CONFIG_MLX_PLATFORM)		+= mlx-platform.o
 obj-$(CONFIG_TOUCHSCREEN_DMI)		+= touchscreen_dmi.o
 obj-$(CONFIG_WIRELESS_HOTKEY)		+= wireless-hotkey.o
+obj-$(CONFIG_SILICOM_PLATFORM)          += silicom-platform.o
 obj-$(CONFIG_X86_ANDROID_TABLETS)	+= x86-android-tablets/
 
 # Intel uncore drivers
diff --git a/drivers/platform/x86/silicom-platform.c b/drivers/platform/x86/silicom-platform.c
new file mode 100644
index 000000000000..90431f733682
--- /dev/null
+++ b/drivers/platform/x86/silicom-platform.c
@@ -0,0 +1,1123 @@
+// SPDX-License-Identifier: GPL-2.0+
+//
+// silicom-platform.c - Silicom MEC170x platform driver
+//
+// Copyright (C) 2023 Henry Shi <henrys@silicom-usa.com>
+
+#include <linux/dmi.h>
+#include <linux/gpio/driver.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/led-class-multicolor.h>
+#include <linux/module.h>
+#include <linux/hwmon.h>
+#include <linux/mutex.h>
+#include <linux/platform_device.h>
+#include <linux/string.h>
+#include <linux/thermal.h>
+#include <linux/kobject.h>
+#include <linux/sysfs.h>
+
+#define MEC_ADDR ((mec_io_base) + 0x02)
+#define MEC_DATA(byte) ((mec_io_base) + 0x04 + (byte))
+#define EC_ADDR_LSB MEC_ADDR
+#define EC_ADDR_MSB ((mec_io_base) + 0x03)
+#define SILICOM_MEC_MAGIC 0x5a
+#define OFFSET_BIT_TO_CHANNEL(off, bit) ((((off) + 0x014) << 3) | (bit))
+#define CHANNEL_TO_OFFSET(chan) (((chan) >> 3) - 0x14)
+#define CHANNEL_TO_BIT(chan) ((chan) & 0x07)
+
+static DEFINE_MUTEX(mec_io_mutex);
+static int mec_io_base, mec_io_len;
+
+struct silicom_fan_control_data {
+	struct   device *hdev;
+	int      temp;
+	int      fan_speed;
+};
+
+static const struct hwmon_channel_info *silicom_fan_control_info[] = {
+	HWMON_CHANNEL_INFO(fan, HWMON_F_INPUT | HWMON_F_LABEL),
+	HWMON_CHANNEL_INFO(temp, HWMON_T_INPUT | HWMON_T_LABEL),
+	NULL
+};
+
+struct silicom_device_control_data {
+	struct   device *my_dev;
+	int      efuse_status;
+	int      uc_version;
+	int      power_cycle;
+};
+static struct silicom_device_control_data my_dev_ctl;
+
+struct silicom_platform_info {
+	int io_base;
+	int io_len;
+	struct led_classdev_mc *led_info;
+	struct gpio_chip *gpiochip;
+	u8 *gpio_channels;
+	u16 ngpio;
+};
+
+static const char * const plat_0222_gpio_names[] = {
+	"AUTOM0_SFP_TX_FAULT",
+	"SLOT2_LED_OUT",
+	"SIM_M2_SLOT2_B_DET",
+	"SIM_M2_SLOT2_A_DET",
+	"SLOT1_LED_OUT",
+	"SIM_M2_SLOT1_B_DET",
+	"SIM_M2_SLOT1_A_DET",
+	"SLOT0_LED_OUT",
+	"WAN_SFP0_RX_LOS",
+	"WAN_SFP0_PRSNT_N",
+	"WAN_SFP0_TX_FAULT",
+	"AUTOM1_SFP_RX_LOS",
+	"AUTOM1_SFP_PRSNT_N",
+	"AUTOM1_SFP_TX_FAULT",
+	"AUTOM0_SFP_RX_LOS",
+	"AUTOM0_SFP_PRSNT_N",
+	"WAN_SFP1_RX_LOS",
+	"WAN_SFP1_PRSNT_N",
+	"WAN_SFP1_TX_FAULT",
+	"SIM_M2_SLOT1_MUX_SEL",
+	"W_DISABLE_M2_SLOT1_N",
+	"W_DISABLE_MPCIE_SLOT0_N",
+	"W_DISABLE_M2_SLOT0_N",
+	"BT_COMMAND_MODE",
+	"WAN_SFP1_TX_DISABLE",
+	"WAN_SFP0_TX_DISABLE",
+	"AUTOM1_SFP_TX_DISABLE",
+	"AUTOM0_SFP_TX_DISABLE",
+	"SIM_M2_SLOT2_MUX_SEL",
+	"W_DISABLE_M2_SLOT2_N",
+	"RST_CTL_M2_SLOT_1_N",
+	"RST_CTL_M2_SLOT_2_N",
+	"PM_USB_PWR_EN_BOT",
+	"PM_USB_PWR_EN_TOP",
+};
+
+static u8 plat_0222_gpio_channels[] = {
+	OFFSET_BIT_TO_CHANNEL(0x00, 0),
+	OFFSET_BIT_TO_CHANNEL(0x00, 1),
+	OFFSET_BIT_TO_CHANNEL(0x00, 2),
+	OFFSET_BIT_TO_CHANNEL(0x00, 3),
+	OFFSET_BIT_TO_CHANNEL(0x00, 4),
+	OFFSET_BIT_TO_CHANNEL(0x00, 5),
+	OFFSET_BIT_TO_CHANNEL(0x00, 6),
+	OFFSET_BIT_TO_CHANNEL(0x00, 7),
+	OFFSET_BIT_TO_CHANNEL(0x01, 0),
+	OFFSET_BIT_TO_CHANNEL(0x01, 1),
+	OFFSET_BIT_TO_CHANNEL(0x01, 2),
+	OFFSET_BIT_TO_CHANNEL(0x01, 3),
+	OFFSET_BIT_TO_CHANNEL(0x01, 4),
+	OFFSET_BIT_TO_CHANNEL(0x01, 5),
+	OFFSET_BIT_TO_CHANNEL(0x01, 6),
+	OFFSET_BIT_TO_CHANNEL(0x01, 7),
+	OFFSET_BIT_TO_CHANNEL(0x02, 0),
+	OFFSET_BIT_TO_CHANNEL(0x02, 1),
+	OFFSET_BIT_TO_CHANNEL(0x02, 2),
+	OFFSET_BIT_TO_CHANNEL(0x09, 0),
+	OFFSET_BIT_TO_CHANNEL(0x09, 1),
+	OFFSET_BIT_TO_CHANNEL(0x09, 2),
+	OFFSET_BIT_TO_CHANNEL(0x09, 3),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 0),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 1),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 2),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 3),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 4),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 5),
+	OFFSET_BIT_TO_CHANNEL(0x0a, 6),
+	OFFSET_BIT_TO_CHANNEL(0x0b, 0),
+	OFFSET_BIT_TO_CHANNEL(0x0b, 1),
+	OFFSET_BIT_TO_CHANNEL(0x0b, 2),
+	OFFSET_BIT_TO_CHANNEL(0x0b, 3),
+};
+
+static int silicom_gpio_get_direction(struct gpio_chip *gc, unsigned int offset);
+static int silicom_gpio_direction_input(struct gpio_chip *gc, unsigned int offset);
+static int silicom_gpio_direction_output(struct gpio_chip *gc, unsigned int offset, int value);
+static int silicom_gpio_get(struct gpio_chip *gc, unsigned int offset);
+static void silicom_gpio_set(struct gpio_chip *gc, unsigned int offset, int value);
+static void silicom_mec_led_mc_brightness_set(struct led_classdev *led_cdev,
+					      enum led_brightness brightness);
+static enum led_brightness silicom_mec_led_mc_brightness_get(struct led_classdev *led_cdev);
+static struct platform_device *silicom_platform_dev;
+static struct led_classdev_mc *silicom_led_info __initdata;
+static struct gpio_chip *silicom_gpiochip __initdata;
+static u8 *silicom_gpio_channels __initdata;
+static struct gpio_chip silicom_gpio_chip = {
+	.label = "silicom-gpio",
+	.get_direction = silicom_gpio_get_direction,
+	.direction_input = silicom_gpio_direction_input,
+	.direction_output = silicom_gpio_direction_output,
+	.get = silicom_gpio_get,
+	.set = silicom_gpio_set,
+	.base = -1,
+	.ngpio = ARRAY_SIZE(plat_0222_gpio_channels),
+	.names = plat_0222_gpio_names,
+	/* We're using a mutex to protect the indirect access, so we can sleep if the lock blocks */
+	.can_sleep = true,
+};
+
+static struct mc_subled plat_0222_wan_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_WHITE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 7),
+	},
+	{
+		.color_index = LED_COLOR_ID_YELLOW,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 6),
+	},
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 5),
+	},
+};
+
+static struct mc_subled plat_0222_sys_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_WHITE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 4),
+	},
+	{
+		.color_index = LED_COLOR_ID_AMBER,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 3),
+	},
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 2),
+	},
+};
+
+static struct mc_subled plat_0222_stat1_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 1),
+	},
+	{
+		.color_index = LED_COLOR_ID_GREEN,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0c, 0),
+	},
+	{
+		.color_index = LED_COLOR_ID_BLUE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 7),
+	},
+	{
+		.color_index = LED_COLOR_ID_YELLOW,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 6),
+	},
+};
+
+static struct mc_subled plat_0222_stat2_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 5),
+	},
+	{
+		.color_index = LED_COLOR_ID_GREEN,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 4),
+	},
+	{
+		.color_index = LED_COLOR_ID_BLUE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 3),
+	},
+	{
+		.color_index = LED_COLOR_ID_YELLOW,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 2),
+	},
+};
+
+static struct mc_subled plat_0222_stat3_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 1),
+	},
+	{
+		.color_index = LED_COLOR_ID_GREEN,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0d, 0),
+	},
+	{
+		.color_index = LED_COLOR_ID_BLUE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0e, 1),
+	},
+	{
+		.color_index = LED_COLOR_ID_YELLOW,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x0e, 0),
+	},
+};
+
+static struct led_classdev_mc plat_0222_mc_led_info[] __initdata = {
+	{
+		.led_cdev = {
+			.name = "multicolor:wan",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(plat_0222_wan_mc_subled_info),
+		.subled_info = plat_0222_wan_mc_subled_info,
+	},
+	{
+		.led_cdev = {
+			.name = "multicolor:sys",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(plat_0222_sys_mc_subled_info),
+		.subled_info = plat_0222_sys_mc_subled_info,
+	},
+	{
+		.led_cdev = {
+			.name = "multicolor:stat1",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(plat_0222_stat1_mc_subled_info),
+		.subled_info = plat_0222_stat1_mc_subled_info,
+	},
+	{
+		.led_cdev = {
+			.name = "multicolor:stat2",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(plat_0222_stat2_mc_subled_info),
+		.subled_info = plat_0222_stat2_mc_subled_info,
+	},
+	{
+		.led_cdev = {
+			.name = "multicolor:stat3",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(plat_0222_stat3_mc_subled_info),
+		.subled_info = plat_0222_stat3_mc_subled_info,
+	},
+	{ },
+};
+
+static struct silicom_platform_info silicom_plat_0222_cordoba_info __initdata = {
+	.io_base = 0x800,
+	.io_len = 8,
+	.led_info = plat_0222_mc_led_info,
+	.gpiochip = &silicom_gpio_chip,
+	.gpio_channels = plat_0222_gpio_channels,
+	/* The original generic cordoba does not have the last 4 outputs of the plat_0222 BB variant,
+	 * the rest are the same, so use the same longer list, but ignore the last entries here
+	 */
+	.ngpio = ARRAY_SIZE(plat_0222_gpio_channels),
+
+};
+
+static struct mc_subled cordoba_fp_left_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 6),
+	},
+	{
+		.color_index = LED_COLOR_ID_GREEN,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 5),
+	},
+	{
+		.color_index = LED_COLOR_ID_BLUE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x09, 7),
+	},
+	{
+		.color_index = LED_COLOR_ID_AMBER,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x09, 4),
+	},
+};
+
+static struct mc_subled cordoba_fp_center_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 7),
+	},
+	{
+		.color_index = LED_COLOR_ID_GREEN,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 4),
+	},
+	{
+		.color_index = LED_COLOR_ID_BLUE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 3),
+	},
+	{
+		.color_index = LED_COLOR_ID_AMBER,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x09, 6),
+	},
+};
+
+static struct mc_subled cordoba_fp_right_mc_subled_info[] __initdata = {
+	{
+		.color_index = LED_COLOR_ID_RED,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 2),
+	},
+	{
+		.color_index = LED_COLOR_ID_GREEN,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 1),
+	},
+	{
+		.color_index = LED_COLOR_ID_BLUE,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x08, 0),
+	},
+	{
+		.color_index = LED_COLOR_ID_AMBER,
+		.brightness = 1,
+		.intensity = 0,
+		.channel = OFFSET_BIT_TO_CHANNEL(0x09, 5),
+	},
+};
+
+static struct led_classdev_mc cordoba_mc_led_info[] __initdata = {
+	{
+		.led_cdev = {
+			.name = "multicolor:fp_left",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(cordoba_fp_left_mc_subled_info),
+		.subled_info = cordoba_fp_left_mc_subled_info,
+	},
+	{
+		.led_cdev = {
+			.name = "multicolor:fp_center",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(cordoba_fp_center_mc_subled_info),
+		.subled_info = cordoba_fp_center_mc_subled_info,
+	},
+	{
+		.led_cdev = {
+			.name = "multicolor:fp_right",
+			.brightness = 0,
+			.max_brightness = 1,
+			.brightness_set = silicom_mec_led_mc_brightness_set,
+			.brightness_get = silicom_mec_led_mc_brightness_get,
+		},
+		.num_colors = ARRAY_SIZE(cordoba_fp_right_mc_subled_info),
+		.subled_info = cordoba_fp_right_mc_subled_info,
+	},
+	{ },
+};
+
+static struct silicom_platform_info silicom_generic_cordoba_info __initdata = {
+	.io_base = 0x800,
+	.io_len = 8,
+	.led_info = cordoba_mc_led_info,
+	.gpiochip = &silicom_gpio_chip,
+	.gpio_channels = plat_0222_gpio_channels,
+	.ngpio = ARRAY_SIZE(plat_0222_gpio_channels),
+};
+
+static struct platform_driver silicom_platform_driver = {
+	.driver = {
+		.name = "silicom-platform",
+	},
+};
+
+void lock_io_modules(void)
+{
+	mutex_lock(&mec_io_mutex);
+}
+EXPORT_SYMBOL(lock_io_modules);
+
+void unlock_io_modules(void)
+{
+	mutex_unlock(&mec_io_mutex);
+}
+EXPORT_SYMBOL(unlock_io_modules);
+
+static ssize_t efuse_status_show(struct device *dev, struct device_attribute *attr,
+		      char *buf)
+{
+	u32 reg;
+	u32 bank = 0;
+	u32 offset = 0x28;
+	u32 byte_pos = 0;
+
+	mutex_lock(&mec_io_mutex);
+	/* Select memory region */
+	outb(bank, EC_ADDR_MSB);
+	outb(offset, EC_ADDR_LSB);
+
+	/* Get current date from the address */
+	reg = inl(MEC_DATA(byte_pos));
+	mutex_unlock(&mec_io_mutex);
+
+	my_dev_ctl.efuse_status = reg & 0x1;
+
+	return sprintf(buf, "%d\n", my_dev_ctl.efuse_status);
+}
+
+static ssize_t uc_version_show(struct device *dev,
+			       struct device_attribute *attr,
+			       char *buf)
+{
+	u32 reg;
+	u32 bank = 0;
+	u32 offset = 0x0;
+	u32 byte_pos = 0;
+	int uc_version;
+
+	mutex_lock(&mec_io_mutex);
+	outb(bank, EC_ADDR_MSB);
+	outb(offset, EC_ADDR_LSB);
+
+	reg = inl(MEC_DATA(byte_pos));
+	mutex_unlock(&mec_io_mutex);
+
+	uc_version = (reg >> 8) & 0xFF;
+	if (uc_version >= 64 && uc_version < 128) {
+		uc_version = uc_version - 64;
+		if (uc_version < 10)
+			uc_version = 100 + uc_version;
+		else
+			uc_version = 100 + 10 * (uc_version / 10) + uc_version % 10;
+	} else if (uc_version >= 128 && uc_version < 192) {
+		uc_version = uc_version - 128;
+		if (uc_version < 10)
+			uc_version = 200 + uc_version;
+		else
+			uc_version = 200 + 10 * (uc_version / 10) + uc_version % 10;
+	}
+	my_dev_ctl.uc_version = uc_version;
+	return sprintf(buf, "%d\n", my_dev_ctl.uc_version);
+}
+
+static ssize_t power_cycle_show(struct device *dev,
+				struct device_attribute *attr,
+				char *buf)
+{
+	return sprintf(buf, "%d\n", my_dev_ctl.power_cycle);
+}
+
+static void powercycle_uc(void)
+{
+	u32 bank = 0;
+	u32 offset = 0x24;
+	u32 byte_pos = 0;
+
+	mutex_lock(&mec_io_mutex);
+	/* Select memory region */
+	outb(bank, EC_ADDR_MSB);
+	outb(offset, EC_ADDR_LSB);
+
+	/* Set to 1 for current date from the address */
+	outb(1, MEC_DATA(byte_pos));
+	mutex_unlock(&mec_io_mutex);
+}
+
+static ssize_t power_cycle_store(struct device *dev, struct device_attribute *attr,
+				 const char *buf, size_t count)
+{
+	if (sscanf(buf, "%du", &my_dev_ctl.power_cycle) != 1) {
+		dev_err(dev, "Failed to read power_cycle\n");
+		return -EINVAL;
+	}
+	if (my_dev_ctl.power_cycle > 0)
+		powercycle_uc();
+
+	return count;
+}
+
+static struct device_attribute my_dev_attr[] = {
+	{
+		.attr = {.name = "efuse_status", .mode = 0644},
+		.show = efuse_status_show,
+		.store = NULL
+	},
+	{
+		.attr = {.name = "uc_version", .mode = 0644},
+		.show = uc_version_show,
+		.store = NULL
+	},
+	{
+		.attr = {.name = "power_cycle", .mode = 0644},
+		.show = power_cycle_show,
+		.store = power_cycle_store
+	},
+};
+
+static int silicom_gpio_get_direction(struct gpio_chip *gc, unsigned int offset)
+{
+	u8 *channels = gpiochip_get_data(gc);
+
+	/* Input registers have offsets between [0x00, 0x07] */
+	if (CHANNEL_TO_OFFSET(channels[offset]) < 0x08)
+		return GPIO_LINE_DIRECTION_IN;
+
+	return GPIO_LINE_DIRECTION_OUT;
+}
+
+static int silicom_gpio_direction_input(struct gpio_chip *gc, unsigned int offset)
+{
+	int direction = silicom_gpio_get_direction(gc, offset);
+
+	return direction == GPIO_LINE_DIRECTION_IN ? 0 : -EINVAL;
+}
+
+static void silicom_gpio_set(struct gpio_chip *gc, unsigned int offset, int value)
+{
+	u8 *channels = gpiochip_get_data(gc);
+	int direction = silicom_gpio_get_direction(gc, offset);
+	int channel = channels[offset];
+	u8 reg;
+
+	if (direction == GPIO_LINE_DIRECTION_IN)
+		return;
+
+	mutex_lock(&mec_io_mutex);
+	/* Get the dword offset from the channel */
+	outb((channel >> 3) & 0xfc, MEC_ADDR);
+
+	/* Get the current register */
+	reg = inb(MEC_DATA((channel >> 3) & 0x03));
+	if (value == 0)
+		reg &= ~(1 << (channel & 0x7));
+	else if (value > 0)
+		reg |= 1 << (channel & 0x7);
+	else
+		pr_err("Invalid GPIO value: %d\n", value);
+	outb(reg, MEC_DATA((channel >> 3) & 0x03));
+	mutex_unlock(&mec_io_mutex);
+}
+
+static int silicom_gpio_direction_output(struct gpio_chip *gc, unsigned int offset, int value)
+{
+	int direction = silicom_gpio_get_direction(gc, offset);
+
+	if (direction == GPIO_LINE_DIRECTION_IN)
+		return -EINVAL;
+
+	silicom_gpio_set(gc, offset, value);
+
+	return 0;
+}
+
+static int silicom_gpio_get(struct gpio_chip *gc, unsigned int offset)
+{
+	u8 *channels = gpiochip_get_data(gc);
+	int channel = channels[offset];
+	u8 reg;
+
+	mutex_lock(&mec_io_mutex);
+	/* Get the dword offset from the channel */
+	outb((channel >> 3) & 0xfc, MEC_ADDR);
+
+	/* Get the current register */
+	reg = inb(MEC_DATA((channel >> 3) & 0x03));
+	mutex_unlock(&mec_io_mutex);
+
+	return (reg >> (channel & 0x7)) & 0x01;
+}
+
+static int __init silicom_mc_leds_register(struct device *dev,
+					   const struct led_classdev_mc *mc_leds)
+{
+	struct led_classdev_mc *led;
+	int i, err;
+
+	for (i = 0; mc_leds[i].led_cdev.name; i++) {
+		/* allocate and copy data from the init constansts */
+		led = devm_kzalloc(dev, sizeof(struct led_classdev_mc), GFP_KERNEL);
+		if (IS_ERR_OR_NULL(led)) {
+			dev_err(dev, "Failed to alloc led_classdev_mc[%d]: %ld\n", i, PTR_ERR(led));
+			return -ENOMEM;
+		}
+		memcpy(led, &mc_leds[i], sizeof(*led));
+
+		led->subled_info = devm_kzalloc(dev, led->num_colors * sizeof(struct mc_subled),
+						GFP_KERNEL);
+		if (IS_ERR_OR_NULL(led->subled_info)) {
+			dev_err(dev, "Failed to alloc subled_info[%d]: %ld\n",
+				i, PTR_ERR(led->subled_info));
+			return -ENOMEM;
+		}
+		memcpy(led->subled_info, mc_leds[i].subled_info,
+			led->num_colors * sizeof(struct mc_subled));
+
+		err = devm_led_classdev_multicolor_register(dev, led);
+		if (err) {
+			dev_err(dev, "Failed to register[%d]: %d\n", i, err);
+			return err;
+		}
+	}
+
+	return 0;
+}
+
+static void silicom_mec_led_set(int channel, int on)
+{
+	u8 reg;
+
+	mutex_lock(&mec_io_mutex);
+	/* Get the dword offset from the channel */
+	outb((channel >> 3) & 0xfc, MEC_ADDR);
+
+	/* Get the current LED settings */
+	reg = inb(MEC_DATA((channel >> 3) & 0x03));
+
+	/* Outputs are active low, so clear the bit for on, or set it for off */
+	if (on)
+		reg &= ~(1 << (channel & 0x7));
+	else
+		reg |= 1 << (channel & 0x7);
+
+	/* Write back the updated register */
+	outb(reg, MEC_DATA((channel >> 3) & 0x03));
+
+	mutex_unlock(&mec_io_mutex);
+}
+
+static void silicom_mec_led_mc_brightness_set(struct led_classdev *led_cdev,
+					      enum led_brightness brightness)
+{
+	struct led_classdev_mc *mc_cdev = lcdev_to_mccdev(led_cdev);
+	int i;
+
+	led_mc_calc_color_components(mc_cdev, brightness);
+
+	for (i = 0; i < mc_cdev->num_colors; i++) {
+		silicom_mec_led_set(mc_cdev->subled_info[i].channel,
+				    mc_cdev->subled_info[i].brightness);
+	}
+}
+
+static enum led_brightness silicom_mec_led_get(int channel)
+{
+	u8 reg;
+
+	mutex_lock(&mec_io_mutex);
+	/* Get the dword offset of the register for this LED from the channel */
+	outb((channel >> 3) & 0xfc, MEC_ADDR);
+	/* Get the current LED settings */
+	reg = inb(MEC_DATA((channel >> 3) & 0x03));
+	mutex_unlock(&mec_io_mutex);
+
+	/* Outputs are active low */
+	return reg & (1 << (channel & 0x7)) ? LED_OFF : LED_ON;
+}
+
+static enum led_brightness silicom_mec_led_mc_brightness_get(struct led_classdev *led_cdev)
+{
+	struct led_classdev_mc *mc_cdev = lcdev_to_mccdev(led_cdev);
+	enum led_brightness brightness = LED_OFF;
+	int i;
+
+	for (i = 0; i < mc_cdev->num_colors; i++) {
+		mc_cdev->subled_info[i].brightness =
+			silicom_mec_led_get(mc_cdev->subled_info[i].channel);
+
+		/* Mark the overall brightness as LED_ON if any of the subleds are on */
+		if (mc_cdev->subled_info[i].brightness != LED_OFF)
+			brightness = LED_ON;
+	}
+
+	return brightness;
+}
+
+
+static u32 rpm_get(void)
+{
+	u32 reg;
+	u32 bank = 0;
+	u32 offset = 0xc;
+	u32 byte_pos = 0;
+
+	mutex_lock(&mec_io_mutex);
+	/* Select memory region */
+	outb(bank, EC_ADDR_MSB);
+	outb(offset, EC_ADDR_LSB);
+	/* Get current date from the address */
+	reg = inw(MEC_DATA(byte_pos));
+	mutex_unlock(&mec_io_mutex);
+
+	return reg;
+}
+
+static u32 temp_get(void)
+{
+	u32 reg;
+	u32 bank = 0;
+	u32 offset = 0xc;
+	u32 byte_pos = 0;
+
+	mutex_lock(&mec_io_mutex);
+	/* Select memory region */
+	outb(bank, EC_ADDR_MSB);
+	outb(offset, EC_ADDR_LSB);
+	/* Get current date from the address */
+	reg = inl(MEC_DATA(byte_pos));
+	mutex_unlock(&mec_io_mutex);
+
+	return (reg >> 16) / 10;
+}
+
+static umode_t silicom_fan_control_fan_is_visible(const u32 attr)
+{
+	switch (attr) {
+	case hwmon_fan_input:
+	case hwmon_fan_label:
+		return 0444;
+	default:
+		return 0;
+	}
+}
+
+static umode_t silicom_fan_control_temp_is_visible(const u32 attr)
+{
+	switch (attr) {
+	case hwmon_temp_input:
+	case hwmon_temp_label:
+		return 0444;
+	default:
+		return 0;
+	}
+}
+
+static int silicom_fan_control_read_fan(struct device *dev, u32 attr, long *val)
+{
+	struct silicom_fan_control_data *ctl = dev_get_drvdata(dev);
+
+	switch (attr) {
+	case hwmon_fan_input:
+		ctl->fan_speed = rpm_get();
+		*val = ctl->fan_speed;
+		return 0;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static int silicom_fan_control_read_temp(struct device *dev, u32 attr, long *val)
+{
+	struct silicom_fan_control_data *ctl = dev_get_drvdata(dev);
+
+	switch (attr) {
+	case hwmon_temp_input:
+		ctl->temp = temp_get();
+		*val = ctl->temp;
+		return 0;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static umode_t silicom_fan_control_is_visible(const void *data,
+					  enum hwmon_sensor_types type,
+					  u32 attr, int channel)
+{
+	switch (type) {
+	case hwmon_fan:
+		return silicom_fan_control_fan_is_visible(attr);
+	case hwmon_temp:
+		return silicom_fan_control_temp_is_visible(attr);
+	default:
+		return 0;
+	}
+}
+
+static int silicom_fan_control_read(struct device *dev, enum hwmon_sensor_types type,
+				    u32 attr, int channel, long *val)
+{
+	switch (type) {
+	case hwmon_fan:
+		return silicom_fan_control_read_fan(dev, attr, val);
+	case hwmon_temp:
+		return silicom_fan_control_read_temp(dev, attr, val);
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static int silicom_fan_control_read_labels(struct device *dev, enum hwmon_sensor_types type,
+					   u32 attr, int channel, const char **str)
+{
+	switch (type) {
+	case hwmon_fan:
+		*str = "Fan Speed (RPM)";
+		return 0;
+	case hwmon_temp:
+		*str = "Thermostat Sensor";
+		return 0;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static int silicom_fan_control_write(struct device *dev, enum hwmon_sensor_types type,
+				     u32 attr, int channel, long val)
+{
+	return 0;
+}
+
+static const struct hwmon_ops silicom_fan_control_hwmon_ops = {
+	.is_visible = silicom_fan_control_is_visible,
+	.read = silicom_fan_control_read,
+	.write = silicom_fan_control_write,
+	.read_string = silicom_fan_control_read_labels,
+};
+
+static const struct hwmon_chip_info silicom_chip_info = {
+	.ops = &silicom_fan_control_hwmon_ops,
+	.info = silicom_fan_control_info,
+};
+
+static int __init silicom_platform_probe(struct platform_device *device)
+{
+	int i, err;
+	u8 magic, ver;
+	struct silicom_fan_control_data *ctl;
+	const char *name = "Silocom_Fan_Monitor";
+	const char *dev_name = "Silicom_platform";
+
+	mec_io_base = 0x0800;
+	mec_io_len = 8;
+	if (!devm_request_region(&device->dev, mec_io_base, mec_io_len, "mec")) {
+		dev_err(&device->dev, "couldn't reserve MEC io ports\n");
+		return -EBUSY;
+	}
+
+	/* Sanity check magic number read for EC */
+	outb(0x00, MEC_ADDR);
+	magic = inb(MEC_DATA(0));
+	ver = inb(MEC_DATA(1));
+	dev_dbg(&device->dev, "EC magic 0x%02x, version 0x%02x\n", magic, ver);
+
+	if (magic != SILICOM_MEC_MAGIC) {
+		dev_err(&device->dev, "Bad EC magic 0x%02x!\n", magic);
+		return -ENODEV;
+	}
+
+	if (silicom_led_info) {
+		err = silicom_mc_leds_register(&device->dev, silicom_led_info);
+		if (err) {
+			dev_err(&device->dev, "Failed to register LEDs\n");
+			return err;
+		}
+	}
+
+	if (silicom_gpiochip) {
+		err = devm_gpiochip_add_data(&device->dev, silicom_gpiochip, silicom_gpio_channels);
+		if (err) {
+			dev_err(&device->dev, "Failed to register gpiochip: %d\n", err);
+			return err;
+		}
+	}
+
+	ctl = devm_kzalloc(&device->dev, sizeof(*ctl), GFP_KERNEL);
+	if (!ctl)
+		return -ENOMEM;
+
+	ctl->hdev = devm_hwmon_device_register_with_info(&device->dev, name, ctl,
+				&silicom_chip_info, NULL);
+
+	my_dev_ctl.my_dev = root_device_register(dev_name);
+	for (i = 0; i < ARRAY_SIZE(my_dev_attr); i++) {
+		err = sysfs_create_file(&my_dev_ctl.my_dev->kobj, &my_dev_attr[i].attr);
+		if (err) {
+			pr_debug("failed to create the foo file in /sys/devices/Silicom_platform\n");
+			break;
+		}
+	}
+
+	return err;
+}
+
+static int __init silicom_platform_info_init(const struct dmi_system_id *id)
+{
+	struct silicom_platform_info *info = id->driver_data;
+
+	dev_info(&silicom_platform_dev->dev, "Detected %s\n", id->ident);
+
+	mec_io_base = info->io_base;
+	mec_io_len = info->io_len;
+	silicom_led_info = info->led_info;
+	silicom_gpio_channels = info->gpio_channels;
+	silicom_gpiochip = info->gpiochip;
+	if (silicom_gpiochip)
+		silicom_gpiochip->ngpio = info->ngpio;
+
+	return 1;
+}
+
+static const struct dmi_system_id silicom_dmi_ids[] __initconst = {
+	{
+		.callback = silicom_platform_info_init,
+		.ident = "Silicom Cordoba (Generic)",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Silicom"),
+			DMI_MATCH(DMI_BOARD_NAME, "80300-0214-G"),
+		},
+		.driver_data = &silicom_generic_cordoba_info,
+	},
+	{
+		.callback = silicom_platform_info_init,
+		.ident = "Silicom Cordoba (Generic)",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Silicom"),
+			DMI_MATCH(DMI_BOARD_NAME, "80500-0214-G"),
+		},
+		.driver_data = &silicom_generic_cordoba_info,
+	},
+	{
+		 .callback = silicom_platform_info_init,
+		 .ident = "Silicom Cordoba (plat_0222)",
+		 .matches = {
+		       DMI_MATCH(DMI_BOARD_VENDOR, "Silicom"),
+		       DMI_MATCH(DMI_BOARD_NAME, "80300-0222-G"),
+		 },
+		.driver_data = &silicom_plat_0222_cordoba_info,
+	},
+	{ },
+};
+
+static int __init silicom_platform_init(void)
+{
+	struct device *dev;
+	int err;
+
+	/* register a platform device to act as the parent for LEDS, etc. */
+	silicom_platform_dev = platform_device_register_simple("silicom-platform", -1, NULL, 0);
+	if (IS_ERR(silicom_platform_dev)) {
+		err = PTR_ERR(silicom_platform_dev);
+		pr_err("failed to register silicom-platform device: %d\n", err);
+		goto silicom_init_register_err;
+	}
+	dev = &silicom_platform_dev->dev;
+
+	err = dmi_check_system(silicom_dmi_ids);
+	if (err == 0) {
+		dev_err(dev, "No DMI match for this platform\n");
+		err = -ENODEV;
+		goto silicom_init_probe_err;
+	}
+
+	/* Directly probe the platform driver in init since this isn't a
+	 * hotpluggable device.  That means we don't need to register a driver
+	 * that needs to wait around in memory on the chance a matching device
+	 * would get added.  Instead run once in __init so that we can free all
+	 * those resources when the __init region is wiped
+	 */
+	err = platform_driver_probe(&silicom_platform_driver, silicom_platform_probe);
+	if (err) {
+		dev_err(dev, "Failed to probe platform driver %d\n", err);
+		goto silicom_init_probe_err;
+	}
+
+	return 0;
+
+silicom_init_probe_err:
+	if (silicom_platform_dev) {
+		platform_device_unregister(silicom_platform_dev);
+		silicom_platform_dev = NULL;
+	}
+	if (my_dev_ctl.my_dev) {
+		root_device_unregister(my_dev_ctl.my_dev);
+		my_dev_ctl.my_dev = NULL;
+	}
+
+silicom_init_register_err:
+	return err;
+}
+
+static void __exit silicom_platform_exit(void)
+{
+	int i;
+
+	if (silicom_platform_dev) {
+		platform_device_unregister(silicom_platform_dev);
+		platform_driver_unregister(&silicom_platform_driver);
+	}
+
+	if (my_dev_ctl.my_dev) {
+		for (i = 0; i < ARRAY_SIZE(my_dev_attr); i++)
+			sysfs_remove_file(&my_dev_ctl.my_dev->kobj, &my_dev_attr[i].attr);
+		root_device_unregister(my_dev_ctl.my_dev);
+	}
+	mutex_destroy(&mec_io_mutex);
+}
+
+module_init(silicom_platform_init);
+module_exit(silicom_platform_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Henry Shi <henrys@silicom-usa.com>");
+MODULE_DESCRIPTION("Platform driver for Silicom network appliances");
+
+MODULE_DEVICE_TABLE(dmi, silicom_dmi_ids);
+
