fsl-imx8qm-apalis.dtb \
fsl-imx8qm-mek.dtb \
imx8qm-cgtqmx8.dtb \
+ imx8qm-dmsse20-a1.dtb \
imx8qm-rom7720-a1.dtb \
fsl-imx8qxp-ai_ml.dtb \
fsl-imx8qxp-colibri.dtb \
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright 2017-2018 NXP
+ * Copyright 2019-2023 Kococonnector GmbH
+ */
+
+/dts-v1/;
+
+/* First 128KB is for PSCI ATF. */
+/memreserve/ 0x80000000 0x00020000;
+
+#include "fsl-imx8qm.dtsi"
+#include "imx8qm-u-boot.dtsi"
+
+/ {
+ model = "Advantech iMX8QM DMSSE20";
+ compatible = "fsl,imx8qm-mek", "fsl,imx8qm";
+
+ aliases {
+ mmc0 = &usdhc1;
+ mmc2 = &usdhc3;
+ };
+
+ chosen {
+ bootargs = "console=ttyLP0,115200 earlycon";
+ stdout-path = &lpuart0;
+ };
+
+ reg_usb_otg1_vbus: usb_otg1_vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb_otg1_vbus";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio4 3 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_usdhc2_vmmc: usdhc2_vmmc {
+ compatible = "regulator-fixed";
+ regulator-name = "sw-3p3-sd1";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 7 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog>;
+
+ imx8qm-mek {
+ pinctrl_hog: hoggrp {
+ fsl,pins = <
+ SC_P_USB_SS3_TC0_LSIO_GPIO4_IO03 0x06000048
+ >;
+ };
+
+ pinctrl_fec1: fec1grp {
+ fsl,pins = <
+ SC_P_COMP_CTL_GPIO_1V8_3V3_ENET_ENETB_PAD 0x000014a0
+ SC_P_ENET0_MDC_CONN_ENET0_MDC 0x06000020
+ SC_P_ENET0_MDIO_CONN_ENET0_MDIO 0x06000020
+ SC_P_ENET0_RGMII_TX_CTL_CONN_ENET0_RGMII_TX_CTL 0x00000060
+ SC_P_ENET0_RGMII_TXC_CONN_ENET0_RGMII_TXC 0x00000060
+ SC_P_ENET0_RGMII_TXD0_CONN_ENET0_RGMII_TXD0 0x00000060
+ SC_P_ENET0_RGMII_TXD1_CONN_ENET0_RGMII_TXD1 0x00000060
+ SC_P_ENET0_RGMII_TXD2_CONN_ENET0_RGMII_TXD2 0x00000060
+ SC_P_ENET0_RGMII_TXD3_CONN_ENET0_RGMII_TXD3 0x00000060
+ SC_P_ENET0_RGMII_RXC_CONN_ENET0_RGMII_RXC 0x00000060
+ SC_P_ENET0_RGMII_RX_CTL_CONN_ENET0_RGMII_RX_CTL 0x00000060
+ SC_P_ENET0_RGMII_RXD0_CONN_ENET0_RGMII_RXD0 0x00000060
+ SC_P_ENET0_RGMII_RXD1_CONN_ENET0_RGMII_RXD1 0x00000060
+ SC_P_ENET0_RGMII_RXD2_CONN_ENET0_RGMII_RXD2 0x00000060
+ SC_P_ENET0_RGMII_RXD3_CONN_ENET0_RGMII_RXD3 0x00000060
+ >;
+ };
+
+ pinctrl_fec2: fec2grp {
+ fsl,pins = <
+ SC_P_COMP_CTL_GPIO_1V8_3V3_ENET_ENETA_PAD 0x000014a0
+ SC_P_ENET1_MDC_CONN_ENET1_MDC 0x06000020
+ SC_P_ENET1_MDIO_CONN_ENET1_MDIO 0x06000020
+ SC_P_ENET1_RGMII_TX_CTL_CONN_ENET1_RGMII_TX_CTL 0x00000060
+ SC_P_ENET1_RGMII_TXC_CONN_ENET1_RGMII_TXC 0x00000060
+ SC_P_ENET1_RGMII_TXD0_CONN_ENET1_RGMII_TXD0 0x00000060
+ SC_P_ENET1_RGMII_TXD1_CONN_ENET1_RGMII_TXD1 0x00000060
+ SC_P_ENET1_RGMII_TXD2_CONN_ENET1_RGMII_TXD2 0x00000060
+ SC_P_ENET1_RGMII_TXD3_CONN_ENET1_RGMII_TXD3 0x00000060
+ SC_P_ENET1_RGMII_RXC_CONN_ENET1_RGMII_RXC 0x00000060
+ SC_P_ENET1_RGMII_RX_CTL_CONN_ENET1_RGMII_RX_CTL 0x00000060
+ SC_P_ENET1_RGMII_RXD0_CONN_ENET1_RGMII_RXD0 0x00000060
+ SC_P_ENET1_RGMII_RXD1_CONN_ENET1_RGMII_RXD1 0x00000060
+ SC_P_ENET1_RGMII_RXD2_CONN_ENET1_RGMII_RXD2 0x00000060
+ SC_P_ENET1_RGMII_RXD3_CONN_ENET1_RGMII_RXD3 0x00000060
+ >;
+ };
+
+ pinctrl_lpi2c1: lpi2c1grp {
+ fsl,pins = <
+ SC_P_GPT0_CLK_DMA_I2C1_SCL 0xc600004c
+ SC_P_GPT0_CAPTURE_DMA_I2C1_SDA 0xc600004c
+ >;
+ };
+
+ pinctrl_lpi2c2: lpi2c2grp {
+ fsl,pins = <
+ SC_P_GPT1_CLK_DMA_I2C2_SCL 0xc600004c
+ SC_P_GPT1_CAPTURE_DMA_I2C2_SDA 0xc600004c
+ >;
+ };
+
+ pinctrl_lpuart0: lpuart0grp {
+ fsl,pins = <
+ SC_P_UART0_RX_DMA_UART0_RX 0x06000020
+ SC_P_UART0_TX_DMA_UART0_TX 0x06000020
+ >;
+ };
+
+ pinctrl_rtc_mc_8803: rtc-mc-8803-grp{
+ fsl,pins = <
+ SC_P_SIM0_POWER_EN_DMA_I2C3_SDA 0xc600004c
+ SC_P_SIM0_PD_DMA_I2C3_SCL 0xc600004c
+ >;
+ };
+
+ pinctrl_usdhc1: usdhc1grp {
+ fsl,pins = <
+ SC_P_EMMC0_CLK_CONN_EMMC0_CLK 0x06000041
+ SC_P_EMMC0_CMD_CONN_EMMC0_CMD 0x00000021
+ SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0 0x00000021
+ SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1 0x00000021
+ SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2 0x00000021
+ SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3 0x00000021
+ SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4 0x00000021
+ SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5 0x00000021
+ SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6 0x00000021
+ SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7 0x00000021
+ SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE 0x06000041
+ SC_P_EMMC0_RESET_B_CONN_EMMC0_RESET_B 0x00000021
+ >;
+ };
+
+ pinctrl_usdhc1_100mhz: usdhc1grp-100mhz {
+ fsl,pins = <
+ SC_P_EMMC0_CLK_CONN_EMMC0_CLK 0x06000040
+ SC_P_EMMC0_CMD_CONN_EMMC0_CMD 0x00000020
+ SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0 0x00000020
+ SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1 0x00000020
+ SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2 0x00000020
+ SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3 0x00000020
+ SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4 0x00000020
+ SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5 0x00000020
+ SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6 0x00000020
+ SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7 0x00000020
+ SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE 0x06000040
+ SC_P_EMMC0_RESET_B_CONN_EMMC0_RESET_B 0x00000020
+ >;
+ };
+
+ pinctrl_usdhc1_200mhz: usdhc1grp-200mhz {
+ fsl,pins = <
+ SC_P_EMMC0_CLK_CONN_EMMC0_CLK 0x06000040
+ SC_P_EMMC0_CMD_CONN_EMMC0_CMD 0x00000020
+ SC_P_EMMC0_DATA0_CONN_EMMC0_DATA0 0x00000020
+ SC_P_EMMC0_DATA1_CONN_EMMC0_DATA1 0x00000020
+ SC_P_EMMC0_DATA2_CONN_EMMC0_DATA2 0x00000020
+ SC_P_EMMC0_DATA3_CONN_EMMC0_DATA3 0x00000020
+ SC_P_EMMC0_DATA4_CONN_EMMC0_DATA4 0x00000020
+ SC_P_EMMC0_DATA5_CONN_EMMC0_DATA5 0x00000020
+ SC_P_EMMC0_DATA6_CONN_EMMC0_DATA6 0x00000020
+ SC_P_EMMC0_DATA7_CONN_EMMC0_DATA7 0x00000020
+ SC_P_EMMC0_STROBE_CONN_EMMC0_STROBE 0x06000040
+ SC_P_EMMC0_RESET_B_CONN_EMMC0_RESET_B 0x00000020
+ >;
+ };
+
+ pinctrl_usdhc2_gpio: usdhc2grpgpio {
+ fsl,pins = <
+ SC_P_USDHC1_RESET_B_LSIO_GPIO4_IO07 0x00000020
+ SC_P_USDHC1_VSELECT_LSIO_GPIO4_IO08 0x00000020
+ >;
+ };
+
+ pinctrl_usdhc3_gpio: usdhc3grpgpio {
+ fsl,pins = <
+ SC_P_USDHC2_WP_LSIO_GPIO4_IO11 0x00000021
+ SC_P_USDHC2_CD_B_LSIO_GPIO4_IO12 0x00000021
+ >;
+ };
+
+ pinctrl_usdhc2: usdhc2grp {
+ fsl,pins = <
+ SC_P_USDHC1_CLK_CONN_USDHC1_CLK 0x06000041
+ SC_P_USDHC1_CMD_CONN_USDHC1_CMD 0x00000021
+ SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0 0x00000021
+ SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1 0x00000021
+ SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2 0x00000021
+ SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3 0x00000021
+ SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT 0x00000021
+ >;
+ };
+
+ pinctrl_usdhc2_100mhz: usdhc2grp100mhz {
+ fsl,pins = <
+ SC_P_USDHC1_CLK_CONN_USDHC1_CLK 0x06000040
+ SC_P_USDHC1_CMD_CONN_USDHC1_CMD 0x00000020
+ SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0 0x00000020
+ SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1 0x00000020
+ SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2 0x00000020
+ SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3 0x00000020
+ SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT 0x00000020
+ >;
+ };
+
+ pinctrl_usdhc2_200mhz: usdhc2grp200mhz {
+ fsl,pins = <
+ SC_P_USDHC1_CLK_CONN_USDHC1_CLK 0x06000040
+ SC_P_USDHC1_CMD_CONN_USDHC1_CMD 0x00000020
+ SC_P_USDHC1_DATA0_CONN_USDHC1_DATA0 0x00000020
+ SC_P_USDHC1_DATA1_CONN_USDHC1_DATA1 0x00000020
+ SC_P_USDHC1_DATA2_CONN_USDHC1_DATA2 0x00000020
+ SC_P_USDHC1_DATA3_CONN_USDHC1_DATA3 0x00000020
+ SC_P_USDHC1_VSELECT_CONN_USDHC1_VSELECT 0x00000020
+ >;
+ };
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ SC_P_USDHC2_CLK_CONN_USDHC2_CLK 0x06000041
+ SC_P_USDHC2_CMD_CONN_USDHC2_CMD 0x00000021
+ SC_P_USDHC2_DATA0_CONN_USDHC2_DATA0 0x00000021
+ SC_P_USDHC2_DATA1_CONN_USDHC2_DATA1 0x00000021
+ SC_P_USDHC2_DATA2_CONN_USDHC2_DATA2 0x00000021
+ SC_P_USDHC2_DATA3_CONN_USDHC2_DATA3 0x00000021
+ SC_P_USDHC2_VSELECT_CONN_USDHC2_VSELECT 0x00000021
+ >;
+ };
+
+ pinctrl_usdhc3_100mhz: usdhc3grp100mhz {
+ fsl,pins = <
+ SC_P_USDHC2_CLK_CONN_USDHC2_CLK 0x06000040
+ SC_P_USDHC2_CMD_CONN_USDHC2_CMD 0x00000020
+ SC_P_USDHC2_DATA0_CONN_USDHC2_DATA0 0x00000020
+ SC_P_USDHC2_DATA1_CONN_USDHC2_DATA1 0x00000020
+ SC_P_USDHC2_DATA2_CONN_USDHC2_DATA2 0x00000020
+ SC_P_USDHC2_DATA3_CONN_USDHC2_DATA3 0x00000020
+ SC_P_USDHC2_VSELECT_CONN_USDHC2_VSELECT 0x00000020
+ >;
+ };
+
+ pinctrl_usdhc3_200mhz: usdhc3grp200mhz {
+ fsl,pins = <
+ SC_P_USDHC2_CLK_CONN_USDHC2_CLK 0x06000040
+ SC_P_USDHC2_CMD_CONN_USDHC2_CMD 0x00000020
+ SC_P_USDHC2_DATA0_CONN_USDHC2_DATA0 0x00000020
+ SC_P_USDHC2_DATA1_CONN_USDHC2_DATA1 0x00000020
+ SC_P_USDHC2_DATA2_CONN_USDHC2_DATA2 0x00000020
+ SC_P_USDHC2_DATA3_CONN_USDHC2_DATA3 0x00000020
+ SC_P_USDHC2_VSELECT_CONN_USDHC2_VSELECT 0x00000020
+ >;
+ };
+ };
+};
+
+&gpio2 {
+ status = "okay";
+};
+
+&gpio4 {
+ status = "okay";
+};
+
+&gpio5 {
+ status = "okay";
+};
+
+&usdhc1 {
+ bus-width = <8>;
+ non-removable;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc1>;
+ pinctrl-1 = <&pinctrl_usdhc1_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc1_200mhz>;
+ status = "okay";
+};
+
+&usdhc2 {
+ bus-width = <4>;
+ cd-gpios = <&gpio5 22 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc2>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc2_100mhz>, <&pinctrl_usdhc2_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc2_200mhz>, <&pinctrl_usdhc2_gpio>;
+ wp-gpios = <&gpio5 21 GPIO_ACTIVE_HIGH>;
+ vmmc-supply = <®_usdhc2_vmmc>;
+ status = "okay";
+};
+
+&usdhc3 {
+ bus-width = <4>;
+ cd-gpios = <&gpio4 12 GPIO_ACTIVE_LOW>;
+ no-1-8-v;
+ pinctrl-names = "default","state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc3>, <&pinctrl_usdhc3_gpio>;
+ pinctrl-1 = <&pinctrl_usdhc3_100mhz>, <&pinctrl_usdhc3_gpio>;
+ pinctrl-2 = <&pinctrl_usdhc3_200mhz>, <&pinctrl_usdhc3_gpio>;
+ wp-gpios = <&gpio4 11 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+};
+
+&fec1 {
+ fsl,ar8031-phy-fixup;
+ fsl,magic-packet;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec1>;
+ phy-mode = "rgmii-id";
+ phy-handle = <ðphy0>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy0: ethernet-phy@4 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <4>;
+ };
+ };
+};
+
+&fec2 {
+ fsl,ar8031-phy-fixup;
+ fsl,magic-packet;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec2>;
+ phy-mode = "rgmii-id";
+ phy-handle = <ðphy1>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy1: ethernet-phy@4 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <4>;
+ };
+ };
+};
+
+&i2c1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpi2c1>;
+ status = "okay";
+};
+
+&i2c2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpi2c2>;
+ status = "okay";
+};
+
+&i2c3 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ clock-frequency = <100000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_rtc_mc_8803>;
+ status = "okay";
+
+ rv8803@32 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "microcrystal,rv8803";
+ reg = <0x32>;
+ };
+
+ 24c02@50 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "atmel,24c04";
+ reg = <0x50>;
+ };
+};
+
+&lpuart0 { /* console */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_lpuart0>;
+ status = "okay";
+};
select SUPPORT_SPL
select IMX8QM
+config TARGET_IMX8QM_DMSSE20_A1
+ bool "Support i.MX8QM DMS-SE20-A1 board"
+ select BINMAN
+ select BOARD_LATE_INIT
+ select SUPPORT_SPL
+ select IMX8QM
+
config TARGET_IMX8QXP_MEK
bool "Support i.MX8QXP MEK board"
select BINMAN
source "board/freescale/imx8qm_mek/Kconfig"
source "board/freescale/imx8qxp_mek/Kconfig"
source "board/congatec/cgtqmx8/Kconfig"
+source "board/advantech/imx8qm_dmsse20_a1/Kconfig"
source "board/advantech/imx8qm_rom7720_a1/Kconfig"
source "board/toradex/apalis-imx8/Kconfig"
source "board/toradex/colibri-imx8x/Kconfig"
--- /dev/null
+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
--- /dev/null
+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
--- /dev/null
+#
+# Copyright 2017 NXP
+#
+# SPDX-License-Identifier: GPL-2.0+
+#
+
+obj-y += imx8qm_dmsse20_a1.o
+obj-$(CONFIG_SPL_BUILD) += spl.o
--- /dev/null
+script=boot.scr
+image=Image
+panel=NULL
+console=ttyLP0
+earlycon=lpuart32,0x5a060000
+fdt_addr=0x83000000
+boot_fdt=try
+fdt_file=imx8qm-dmsse20-a1.dtb
+mmcdev= __stringify(CONFIG_SYS_MMC_ENV_DEV)
+mmcpart= __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART)
+mmcroot=/dev/mmcblk1p2 rootwait rw
+mmcautodetect=yes
+mmcargs=setenv bootargs console=${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;
--- /dev/null
+// 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;
+}
--- /dev/null
+/* 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
--- /dev/null
+// 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);
+}
config DISPLAY_CPUINFO
bool "Display information about the CPU during start up"
- default y if ARC|| ARM || NIOS2 || X86 || XTENSA || M68K
+ default y if ARC || ARM || NIOS2 || X86 || XTENSA || M68K
help
Display information about the CPU that U-Boot is running on
when U-Boot starts up. The function print_cpuinfo() is called
--- /dev/null
+CONFIG_ARM=y
+CONFIG_SPL_SYS_ICACHE_OFF=y
+CONFIG_SPL_SYS_DCACHE_OFF=y
+CONFIG_ARCH_IMX8=y
+CONFIG_TEXT_BASE=0x80020000
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=4
+CONFIG_SYS_MALLOC_LEN=0x2800000
+CONFIG_SYS_MALLOC_F_LEN=0x4000
+CONFIG_SYS_MMC_IMG_LOAD_PART=0
+CONFIG_TARGET_IMX8QM_DMSSE20_A1=y
+CONFIG_SPL_MMC=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_DRIVERS_MISC=y
+CONFIG_ENV_OFFSET=0x80000
+CONFIG_ENV_SECT_SIZE=0x20000
+CONFIG_SPL=y
+CONFIG_SYS_LOAD_ADDR=0x80280000
+CONFIG_SYS_MEMTEST_START=0xA0000000
+CONFIG_SYS_MEMTEST_END=0xC0000000
+CONFIG_REMAKE_ELF=y
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
+CONFIG_FIT=y
+CONFIG_FIT_SIGNATURE=y
+CONFIG_SPL_LOAD_FIT=y
+# CONFIG_USE_SPL_FIT_GENERATOR is not set
+CONFIG_OF_BOARD_SETUP=y
+CONFIG_OF_CONTROL=y
+CONFIG_CI_UDC=y
+CONFIG_DM_PCA953X=y
+CONFIG_EVENT=y
+CONFIG_DM_EVENT=y
+CONFIG_BOOTDELAY=3
+CONFIG_USE_BOOTCOMMAND=y
+CONFIG_BOOTCOMMAND="mmc dev ${mmcdev}; if mmc rescan; then if run loadbootscript; then run bootscript; else if run loadimage; then run mmcboot; else run netboot; fi; fi; else booti ${loadaddr} - ${fdt_addr}; fi"
+CONFIG_LOG=y
+CONFIG_BOARD_EARLY_INIT_F=y
+CONFIG_SPL_BSS_START_ADDR=0x00128000
+CONFIG_SPL_MAX_SIZE=0x1f000
+CONFIG_SPL_BSS_MAX_SIZE=0x1000
+CONFIG_SPL_BOARD_INIT=y
+CONFIG_SPL_SEPARATE_BSS=y
+CONFIG_SPL_POWER_SUPPORT=y
+CONFIG_SPL_POWER_DOMAIN=y
+CONFIG_SPL_WATCHDOG_SUPPORT=y
+CONFIG_SYS_BOOTM_LEN=0x04000000
+CONFIG_HUSH_PARSER=y
+CONFIG_IMX_BOOTAUX=y
+CONFIG_FS_FAT=y
+CONFIG_FS_EXT4=y
+# CONFIG_BOOTM_NETBSD is not set
+CONFIG_CMD_GPIO=y
+CONFIG_CMD_I2C=y
+CONFIG_CMD_MMC=y
+CONFIG_DM_MMC=y
+CONFIG_MMC_IO_VOLTAGE=y
+CONFIG_MMC_UHS_SUPPORT=y
+CONFIG_MMC_HS400_SUPPORT=y
+CONFIG_MMC_BROKEN_CD=y
+CONFIG_CMD_SF=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_MII=y
+CONFIG_CMD_PING=y
+CONFIG_CMD_CACHE=y
+CONFIG_CMD_FAT=y
+CONFIG_CMD_EXT4=y
+CONFIG_CMD_FUSE=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="imx8qm-dmsse20-a1"
+CONFIG_ENV_SOURCE_FILE="imx8qm_dmsse20-a1"
+CONFIG_ENV_OVERWRITE=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SYS_MMC_ENV_DEV=2
+CONFIG_SYS_MMC_ENV_PART=0
+CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_SPL_DM=y
+CONFIG_SPL_CLK=y
+CONFIG_CLK_IMX8=y
+CONFIG_CPU=y
+CONFIG_DM_GPIO=y
+CONFIG_DM_I2C=y
+CONFIG_FSL_ESDHC_IMX=y
+CONFIG_SUPPORT_EMMC_BOOT=y
+CONFIG_FSL_USDHC=y
+CONFIG_PHYLIB=y
+CONFIG_PHY_ADDR_ENABLE=y
+CONFIG_PHY_ATHEROS=y
+CONFIG_PHY_GIGE=y
+CONFIG_DM_ETH=y
+# CONFIG_EFI_LOADER is not set
+CONFIG_FEC_MXC_SHARE_MDIO=y
+CONFIG_FEC_MXC_MDIO_BASE=0x5B040000
+CONFIG_FEC_MXC=y
+CONFIG_FEC1_ENET_DEV=0
+CONFIG_ETHPRIME="eth0"
+CONFIG_FEC1_MXC_PHYADDR=0x4
+CONFIG_FEC2_ENET_DEV=1
+CONFIG_ETHPRIME1="eth1"
+CONFIG_FEC2_MXC_PHYADDR=0x4
+CONFIG_MII=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_PINCTRL_IMX8=y
+CONFIG_POWER_DOMAIN=y
+CONFIG_IMX8_POWER_DOMAIN=y
+CONFIG_IMX_SMMU=y
+CONFIG_DM_REGULATOR=y
+CONFIG_SPL_DM_REGULATOR=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_DM_REGULATOR_GPIO=y
+CONFIG_SPL_DM_REGULATOR_GPIO=y
+CONFIG_DM_SERIAL=y
+CONFIG_FSL_LPUART=y
+CONFIG_BAUDRATE=115200
+CONFIG_MISC=y
+CONFIG_SMC_FUSE=y
+CONFIG_BOOTAUX_RESERVED_MEM_BASE=0x88000000
+CONFIG_BOOTAUX_RESERVED_MEM_SIZE=0x08000000
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_SPL_TINY_MEMSET=y
+CONFIG_AHAB_BOOT=y
+CONFIG_SYS_I2C_IMX_LPI2C=y
+CONFIG_DM_RTC=y
+CONFIG_RTC_RV8803=y
+CONFIG_CMD_DATE=y
--- /dev/null
+.. SPDX-License-Identifier: GPL-2.0+
+
+NXP i.MX8QM DMSSE20-a1 board
+============================
+
+Quick Start
+-----------
+
+- Build the ARM Trusted firmware binary
+- Get scfw_tcm.bin and ahab-container.img
+- Get imx-mkimage
+- Build U-Boot
+- Flash the binary into the SD card
+- Boot
+
+Get and Build the ARM Trusted Firmware
+--------------------------------------
+
+.. code-block:: bash
+
+ $ git clone https://github.com/nxp-imx/imx-atf
+ $ cd imx-atf/
+ $ git checkout lf-5.10.72-2.2.0 -b lf-5.10.72-2.2.0
+ $ make PLAT=imx8qm bl31
+ $ cp build/imx8qm/release/bl31.bin $(builddir)
+
+Get scfw_tcm.bin and ahab-container.img
+---------------------------------------
+
+.. code-block:: bash
+
+ $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/imx-sc-firmware-1.11.0.bin
+ $ chmod +x imx-sc-firmware-1.11.0.bin
+ $ ./imx-sc-firmware-1.11.0.bin
+ $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/imx-seco-3.8.5.bin
+ $ chmod +x imx-seco-3.8.5.bin
+ $ ./imx-seco-3.8.5.bin
+
+Or use this to avoid running random scripts from the internet,
+but note that you must agree to the license the script displays:
+
+.. code-block:: bash
+
+ $ dd if=imx-sc-firmware-1.11.0.bin of=imx-sc-firmware-1.11.0.tar.bz2 bs=42757 skip=1
+ $ tar -xf imx-sc-firmware-1.11.0.tar.bz2
+ $ cp imx-sc-firmware-1.11.0/mx8qm-val-scfw-tcm.bin $(builddir)
+ $ dd if=imx-seco-3.8.5.bin of=imx-seco-3.8.5.tar.bz2 bs=43978 skip=1
+ $ tar -xf imx-seco-3.8.5.tar.bz2
+ $ cp imx-seco-3.8.5/firmware/seco/mx8qmb0-ahab-container.img $(builddir)
+
+Build U-Boot
+------------
+.. code-block:: bash
+
+ $ export ATF_LOAD_ADDR=0x80000000
+ $ export BL33_LOAD_ADDR=0x80020000
+ $ make imx8qm_dmsse20a1_defconfig
+ $ make
:maxdepth: 2
imx8qm-rom7720-a1.rst
+ imx8qm-dmsse20-a1.rst
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright 2017-2019 NXP
+ * Copyright 2019-2023 Kococonnector GmbH
+ */
+
+#ifndef __IMX8QM_DMSSE20_H
+#define __IMX8QM_DMSSE20_H
+
+#include <linux/sizes.h>
+#include <asm/arch/imx-regs.h>
+
+/* Flat Device Tree Definitions */
+
+#define CFG_SYS_FSL_ESDHC_ADDR 0
+#define USDHC1_BASE_ADDR 0x5B010000
+#define USDHC2_BASE_ADDR 0x5B020000
+#define USDHC3_BASE_ADDR 0x5B030000
+
+#define FEC_QUIRK_ENET_MAC
+
+#define IMX_FEC_BASE 0x5B040000
+/* FEC1 */
+#define IMX_FEC1_BASE 0x5B040000
+/* FEC2 */
+#define IMX_FEC2_BASE 0x5B050000
+
+#ifdef CONFIG_NAND_BOOT
+#define MFG_NAND_PARTITION "mtdparts=gpmi-nand:128m(boot),32m(kernel),16m(dtb),8m(misc),-(rootfs) "
+#else
+#define MFG_NAND_PARTITION ""
+#endif
+
+/* Incorporate settings into the U-Boot environment */
+#define CFG_EXTRA_ENV_SETTINGS
+
+#define CFG_SYS_FSL_USDHC_NUM 2
+
+#define CFG_SYS_SDRAM_BASE 0x080000000
+#define PHYS_SDRAM_1 0x080000000
+#define PHYS_SDRAM_2 0x880000000
+#define PHYS_SDRAM_1_SIZE 0x080000000 /* 2 GB */
+#define PHYS_SDRAM_2_SIZE 0x180000000 /* 6 GB */
+
+/* Generic Timer Definitions */
+#define COUNTER_FREQUENCY 8000000 /* 8MHz */
+
+#endif /* __IMX8QM_DMSSE20_H */