diff --git a/board/advantech/imx8qm_dmsse20_a1/Kconfig b/board/advantech/imx8qm_dmsse20_a1/Kconfig
new file mode 100644
index 0000000..f249ab4
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/Kconfig
@@ -0,0 +1,15 @@
+if TARGET_IMX8QM_DMSSE20_A1
+
+config SYS_BOARD
+	default "imx8qm_dmsse20_a1"
+
+config SYS_VENDOR
+	default "advantech"
+
+config SYS_CONFIG_NAME
+	default "imx8qm_dmsse20"
+
+config IMX_CONFIG
+	default "board/advantech/imx8qm_dmsse20_a1/imximage.cfg"
+
+endif
diff --git a/board/advantech/imx8qm_dmsse20_a1/MAINTAINERS b/board/advantech/imx8qm_dmsse20_a1/MAINTAINERS
new file mode 100644
index 0000000..8292c6b
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/MAINTAINERS
@@ -0,0 +1,7 @@
+i.MX8QM ROM DMSSE20 a1 BOARD
+M:	Oliver Graute <oliver.graute@kococonnector.com>
+S:	Maintained
+F:	board/advantech/imx8qm_dmsse20_a1/
+F:	arch/arm/dts/imx8qm-dmsse20-a1.dtb
+F:	include/configs/imx8qm_dmsse20.h
+F:	configs/imx8qm_dmsse20a1_defconfig
diff --git a/board/advantech/imx8qm_dmsse20_a1/Makefile b/board/advantech/imx8qm_dmsse20_a1/Makefile
new file mode 100644
index 0000000..262ffcd
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/Makefile
@@ -0,0 +1,8 @@
+#
+# Copyright 2017 NXP
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y += imx8qm_dmsse20_a1.o
+obj-$(CONFIG_SPL_BUILD) += spl.o
diff --git a/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20-a1.env b/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20-a1.env
new file mode 100644
index 0000000..0c9f9c4
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20-a1.env
@@ -0,0 +1,48 @@
+script=boot.scr
+image=Image
+panel=NULL
+console=ttyLP0
+earlycon=lpuart32,0x5a060000
+fdt_addr=0x83000000
+boot_fdt=try
+fdt_file=imx8qm-dmsse20-a1.dtb
+mmcdev= __stringify(CONFIG_SYS_MMC_ENV_DEV)
+mmcpart= __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART)
+mmcroot=/dev/mmcblk1p2 rootwait rw
+mmcautodetect=yes
+mmcargs=setenv bootargs console=${console},${baudrate} earlycon=${earlycon},${baudrate} root=${mmcroot}
+loadbootscript=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};
+bootscript=echo Running bootscript from mmc ...; source
+loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}
+loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}
+mmcboot=echo Booting from mmc ...;
+	run mmcargs;
+	if test ${boot_fdt} = yes || test ${boot_fdt} = try; then
+		if run loadfdt; then
+			booti ${loadaddr} - ${fdt_addr};
+		else
+			echo WARN: Cannot load the DT;
+		fi;
+	else
+		echo wait for boot;
+	fi;
+netargs=setenv bootargs console=${console},${baudrate} earlycon=${earlycon},${baudrate}
+	root=/dev/nfs
+	ip=dhcp mac=${ethaddr} nfsroot=${serverip}:${nfsroot},v3,tcp rw
+netboot=echo Booting from net ...;
+	run netargs;
+	if test ${ip_dyn} = yes; then
+		setenv get_cmd dhcp;
+	else
+		setenv get_cmd tftp;
+	fi;
+	${get_cmd} ${loadaddr} ${image};
+	if test ${boot_fdt} = yes || test ${boot_fdt} = try; then
+		if ${get_cmd} ${fdt_addr} ${fdt_file}; then
+			booti ${loadaddr} - ${fdt_addr};
+		else
+			echo WARN: Cannot load the DT;
+		fi;
+	else
+		booti;
+	fi;
diff --git a/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c b/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c
new file mode 100644
index 0000000..867ceff
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/imx8qm_dmsse20_a1.c
@@ -0,0 +1,188 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2017-2018 NXP
+ * Copyright 2019-2023 Kococonnector GmbH
+ */
+
+#include <common.h>
+#include <errno.h>
+#include <linux/libfdt.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/sci/sci.h>
+#include <asm/arch/imx8-pins.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/sys_proto.h>
+/* #include <power-domain.h> */
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define UART_PAD_CTRL	((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \
+			(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+			(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+			(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+static iomux_cfg_t uart0_pads[] = {
+	SC_P_UART0_RX | MUX_PAD_CTRL(UART_PAD_CTRL),
+	SC_P_UART0_TX | MUX_PAD_CTRL(UART_PAD_CTRL),
+};
+
+static void setup_iomux_uart(void)
+{
+	imx8_iomux_setup_multiple_pads(uart0_pads, ARRAY_SIZE(uart0_pads));
+}
+
+int board_early_init_f(void)
+{
+	sc_pm_clock_rate_t rate = SC_80MHZ;
+	int ret;
+
+	/* Set UART0 clock root to 80 MHz */
+	ret = sc_pm_setup_uart(SC_R_UART_0, rate);
+	if (ret)
+		return ret;
+
+	setup_iomux_uart();
+
+	/* This is needed to because Kernel do not Power Up DC_0 */
+	sc_pm_set_resource_power_mode(-1, SC_R_DC_0, SC_PM_PW_MODE_ON);
+	sc_pm_set_resource_power_mode(-1, SC_R_GPIO_5, SC_PM_PW_MODE_ON);
+
+	return 0;
+}
+
+#if IS_ENABLED(CONFIG_FEC_MXC)
+#include <miiphy.h>
+
+int board_phy_config(struct phy_device *phydev)
+{
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x1f);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x8);
+
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x00);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x82ee);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
+	phy_write(phydev, MDIO_DEVAD_NONE, 0x1e, 0x100);
+
+	if (phydev->drv->config)
+		phydev->drv->config(phydev);
+
+	return 0;
+}
+#endif
+
+#ifdef CONFIG_MXC_GPIO
+
+#define LVDS_ENABLE IMX_GPIO_NR(1, 6)
+#define MIPI_ENABLE IMX_GPIO_NR(1, 7)
+
+#define BB_GPIO_3V3_1 IMX_GPIO_NR(4, 20)
+#define BB_GPIO_3V3_2 IMX_GPIO_NR(4, 24)
+#define BB_GPIO_3V3_3 IMX_GPIO_NR(4, 23)
+
+static void board_gpio_init(void)
+{
+	/* Enable BB 3V3 */
+	gpio_request(BB_GPIO_3V3_1, "bb_3v3_1");
+	gpio_direction_output(BB_GPIO_3V3_1, 1);
+	gpio_request(BB_GPIO_3V3_2, "bb_3v3_2");
+	gpio_direction_output(BB_GPIO_3V3_2, 1);
+	gpio_request(BB_GPIO_3V3_3, "bb_3v3_3");
+	gpio_direction_output(BB_GPIO_3V3_3, 1);
+
+	/* enable LVDS SAS boards */
+	gpio_request(LVDS_ENABLE, "lvds_enable");
+	gpio_direction_output(LVDS_ENABLE, 1);
+
+	/* enable MIPI SAS boards */
+	gpio_request(MIPI_ENABLE, "mipi_enable");
+	gpio_direction_output(MIPI_ENABLE, 1);
+}
+#endif
+
+int checkboard(void)
+{
+	puts("Board: DMS-SE20A1 8GB\n");
+	build_info();
+	print_bootinfo();
+
+	return 0;
+}
+
+int board_init(void)
+{
+	if (IS_ENABLED(CONFIG_XEN))
+		return 0;
+
+#ifdef CONFIG_MXC_GPIO
+	board_gpio_init();
+#endif
+
+	return 0;
+}
+
+void board_quiesce_devices(void)
+{
+	if (IS_ENABLED(CONFIG_XEN)) {
+		/* Clear magic number to let xen know uboot is over */
+		writel(0x0, (void __iomem *)0x80000000);
+		return;
+	}
+}
+
+void detail_board_ddr_info(void)
+{
+	puts("\nDDR    ");
+}
+
+/*
+ * Board specific reset that is system reset.
+ */
+void reset_cpu(void)
+{
+	puts("SCI reboot request");
+
+	while (1)
+		putc('.');
+}
+
+#ifdef CONFIG_OF_BOARD_SETUP
+int ft_board_setup(void *blob, struct bd_info *bd)
+{
+	return 0;
+}
+#endif
+
+int board_mmc_get_env_dev(int devno)
+{
+	/* Use EMMC */
+	if (IS_ENABLED(CONFIG_XEN))
+		return 0;
+
+	return devno;
+}
+
+int mmc_map_to_kernel_blk(int dev_no)
+{
+	/* Use EMMC */
+	if (IS_ENABLED(CONFIG_XEN))
+		return 0;
+
+	return dev_no;
+}
+
+int board_late_init(void)
+{
+#ifdef CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG
+	env_set("board_name", "DMS-SE20A1");
+	env_set("board_rev", "iMX8QM");
+#endif
+
+	env_set("sec_boot", "no");
+#ifdef CONFIG_AHAB_BOOT
+	env_set("sec_boot", "yes");
+#endif
+
+	return 0;
+}
diff --git a/board/advantech/imx8qm_dmsse20_a1/imximage.cfg b/board/advantech/imx8qm_dmsse20_a1/imximage.cfg
new file mode 100644
index 0000000..2e51e57
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/imximage.cfg
@@ -0,0 +1,23 @@
+/* SPDX-License-Identifier:	GPL-2.0-or-later */
+/*
+ * Copyright 2017-2018 NXP
+ * Copyright 2019-2023 Kococonnector GmbH
+ */
+
+#define __ASSEMBLY__
+
+/* Boot from SD, sector size 0x400 */
+/* SoC type IMX8QM */
+BOOT_FROM	sd
+
+SOC_TYPE IMX8QM
+/* Append seco container image */
+APPEND mx8qm-ahab-container.img
+/* Create the 2nd container */
+CONTAINER
+/* Add scfw image with exec attribute */
+IMAGE SCU mx8qm-val-scfw-tcm.bin
+/* Add ATF image with exec attribute */
+IMAGE A35 bl31.bin 0x80000000
+/* Add U-Boot image with load attribute */
+DATA A35 u-boot-dtb.bin 0x80020000
diff --git a/board/advantech/imx8qm_dmsse20_a1/spl.c b/board/advantech/imx8qm_dmsse20_a1/spl.c
new file mode 100644
index 0000000..49067bb
--- /dev/null
+++ b/board/advantech/imx8qm_dmsse20_a1/spl.c
@@ -0,0 +1,223 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2017-2018 NXP
+ * Copyright 2019-2023 Kococonnector GmbH
+ */
+#include <common.h>
+#include <dm.h>
+#include <spl.h>
+#include <init.h>
+
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/sci/sci.h>
+#include <asm/arch/imx8-pins.h>
+#include <asm/arch/iomux.h>
+#include <fsl_esdhc_imx.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define ESDHC_PAD_CTRL	((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define ESDHC_CLK_PAD_CTRL	((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define ENET_INPUT_PAD_CTRL	((SC_PAD_CONFIG_OD_IN << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_18V_10MA << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define ENET_NORMAL_PAD_CTRL	((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_18V_10MA << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define FSPI_PAD_CTRL	((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define GPIO_PAD_CTRL	((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define I2C_PAD_CTRL	((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_DV_LOW << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define UART_PAD_CTRL	((SC_PAD_CONFIG_OUT_IN << PADRING_CONFIG_SHIFT) | \
+		(SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+		(SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+		(SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+#ifdef CONFIG_FSL_ESDHC_IMX
+
+#define USDHC1_CD_GPIO	IMX_GPIO_NR(5, 22)
+#define USDHC2_CD_GPIO	IMX_GPIO_NR(4, 12)
+
+static struct fsl_esdhc_cfg usdhc_cfg[CFG_SYS_FSL_USDHC_NUM] = {
+	{USDHC1_BASE_ADDR, 0, 8},
+	{USDHC3_BASE_ADDR, 0, 4},
+};
+
+static iomux_cfg_t emmc0[] = {
+	SC_P_EMMC0_CLK | MUX_PAD_CTRL(ESDHC_CLK_PAD_CTRL),
+	SC_P_EMMC0_CMD | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA0 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA1 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA2 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA3 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA4 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA5 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA6 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_DATA7 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_RESET_B | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_EMMC0_STROBE | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+};
+
+static iomux_cfg_t usdhc2_sd[] = {
+	SC_P_USDHC2_CLK | MUX_PAD_CTRL(ESDHC_CLK_PAD_CTRL),
+	SC_P_USDHC2_CMD | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_DATA0 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_DATA1 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_DATA2 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_DATA3 | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_RESET_B | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_WP   | MUX_MODE_ALT(3) | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+	SC_P_USDHC2_CD_B | MUX_MODE_ALT(3) | MUX_PAD_CTRL(ESDHC_PAD_CTRL),
+};
+
+void init_clk_usdhc(u32 index);
+
+int board_mmc_init(struct bd_info *bis)
+{
+	int i, ret;
+
+	/*
+	 * According to the board_mmc_init() the following map is done:
+	 * (U-Boot device node)    (Physical Port)
+	 * mmc0                    USDHC1
+	 * mmc1                    USDHC2
+	 * mmc2                    USDHC3
+	 */
+	for (i = 0; i < CFG_SYS_FSL_USDHC_NUM; i++) {
+		switch (i) {
+		case 0:
+			ret = sc_pm_set_resource_power_mode(-1, SC_R_SDHC_0, SC_PM_PW_MODE_ON);
+			if (ret != SC_ERR_NONE)
+				return ret;
+
+			imx8_iomux_setup_multiple_pads(emmc0, ARRAY_SIZE(emmc0));
+			init_clk_usdhc(0);
+			usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC_CLK);
+			break;
+		case 1:
+			ret = sc_pm_set_resource_power_mode(-1, SC_R_SDHC_2, SC_PM_PW_MODE_ON);
+			if (ret != SC_ERR_NONE)
+				return ret;
+			ret = sc_pm_set_resource_power_mode(-1, SC_R_GPIO_4, SC_PM_PW_MODE_ON);
+			if (ret != SC_ERR_NONE)
+				return ret;
+
+			imx8_iomux_setup_multiple_pads(usdhc2_sd, ARRAY_SIZE(usdhc2_sd));
+			init_clk_usdhc(2);
+			usdhc_cfg[i].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
+			gpio_request(USDHC2_CD_GPIO, "sd2_cd");
+			gpio_direction_input(USDHC2_CD_GPIO);
+			break;
+		default:
+			printf("Warning: you configured more USDHC controllers"
+				"(%d) than supported by the board\n", i + 1);
+			return 0;
+		}
+		ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+		if (ret) {
+			printf("Warning: failed to initialize mmc dev %d\n", i);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+int board_mmc_getcd(struct mmc *mmc)
+{
+	struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv;
+	int ret = 0;
+
+	switch (cfg->esdhc_base) {
+	case USDHC1_BASE_ADDR:
+		ret = 1;
+		break;
+	case USDHC2_BASE_ADDR:
+		ret = !gpio_get_value(USDHC1_CD_GPIO);
+		break;
+	case USDHC3_BASE_ADDR:
+		ret = !gpio_get_value(USDHC2_CD_GPIO);
+		break;
+	}
+
+	return ret;
+}
+
+#endif /* CONFIG_FSL_ESDHC_IMX */
+
+void spl_board_init(void)
+{
+#if defined(CONFIG_SPL_SPI_SUPPORT)
+	if (sc_rm_is_resource_owned(-1, SC_R_FSPI_0)) {
+		if (sc_pm_set_resource_power_mode(-1, SC_R_FSPI_0, SC_PM_PW_MODE_ON)) {
+			puts("Warning: failed to initialize FSPI0\n");
+		}
+	}
+#endif
+
+	puts("Normal Boot\n");
+}
+
+void spl_board_prepare_for_boot(void)
+{
+#if defined(CONFIG_SPL_SPI_SUPPORT)
+	if (sc_rm_is_resource_owned(-1, SC_R_FSPI_0)) {
+		if (sc_pm_set_resource_power_mode(-1, SC_R_FSPI_0, SC_PM_PW_MODE_OFF)) {
+			puts("Warning: failed to turn off FSPI0\n");
+		}
+	}
+#endif
+}
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+	/* Just empty function now - can't decide what to choose */
+	debug("%s: %s\n", __func__, name);
+
+	return 0;
+}
+#endif
+
+void board_init_f(ulong dummy)
+{
+	/* Clear global data */
+	memset((void *)gd, 0, sizeof(gd_t));
+
+	arch_cpu_init();
+
+	board_early_init_f();
+
+	timer_init();
+
+	preloader_console_init();
+
+	/* Clear the BSS. */
+	memset(__bss_start, 0, __bss_end - __bss_start);
+
+	board_init_r(NULL, 0);
+}