imx: add support for Olimex i.MX8MP-SOM-EVB

This adds support for an i.MX8-based system-on-module + EVB board.

CPU:      NXP i.MX8MP @ 1600MHz (quad-core A53)
Memory:   4Gb
PCI:      1x PCIe M.2 2280 slot
Ethernet: 2x GE with Micrel PHY (no MAC in EEPROM)
USB:      2x 3.0
UART:     separate UARTs for the A53 and the M7 cores
Storage:  microSD slot, eMMC headers
Misc:     2KByte EEPROM (at24), audio via ES8328 (unsupported), 2x CAN, HDMI
Power:    5VDC

 - Patches refreshed as required
 - The cortexa53 subtarget selects Micrel PHY from now on
 - u-boot added for the board

Installation:
  Use the standard installation to an SD-card by writing out the
  squashfs image (openwrt-imx-cortexa53-olimex_imx8mp-som-squashfs-img.gz)
  to it.

Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
This commit is contained in:
Zoltan HERPAI committed 2026-09-15 18:32:14 +02:00
1 parent 4a07d09446
commit 980becf1da
11 files changed
+4589 -7

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+10
View File
@@ -28,6 +28,15 @@ define U-Boot/apalis_imx6
BUILD_DEVICES:=toradex_apalis
endef
define U-Boot/imx8mp_olimex_som_evb
DEPENDS:=+firmware-imx +trusted-firmware-a-imx8mp
ATF:=bl31_imx8mp.bin
NAME:=Olimex i.MX8MP-SOM-EVB LPDDR4 board
BUILD_SUBTARGET:=cortexa53
BUILD_DEVICES:=olimex_imx8mp-som
UBOOT_IMAGE:=flash.bin
endef
define U-Boot/kontron-osm-s-mx8mp
NAME:=Kontron OSM-S/BL i.MX8MP
DEPENDS:=+firmware-imx +trusted-firmware-a-imx8mp
@@ -64,6 +73,7 @@ UBOOT_CUSTOMIZE_CONFIG := \
UBOOT_TARGETS := \
apalis_imx6 \
imx8mp_olimex_som_evb \
kontron-osm-s-mx8mp \
mx6cuboxi \
pico-pi-imx7d \
@@ -19,7 +19,8 @@ gw,imx8mm-gw73xx-0x|\
gw,imx8mp-gw73xx-2x|\
gw,imx8mm-gw7902-0x|\
gateworks,imx8mp-gw82xx-2x|\
kontron,imx8mp-bl-osm-s)
kontron,imx8mp-bl-osm-s|\
olimex,imx8mp-som-evb)
ucidef_set_interfaces_lan_wan 'eth1' 'eth0'
;;
gw,imx8mm-gw7901)
@@ -3,7 +3,8 @@ enable_image_metadata_check() {
case "$(board_name)" in
gateworks,imx8m*|\
gw,imx8m*|\
kontron,imx8mp-bl-osm-s)
kontron,imx8mp-bl-osm-s|\
olimex,imx8mp-som-evb)
REQUIRE_IMAGE_METADATA=1
;;
esac
@@ -16,7 +17,8 @@ platform_check_image() {
case "$board" in
gateworks,imx8m*|\
gw,imx8m*|\
kontron,imx8mp-bl-osm-s)
kontron,imx8mp-bl-osm-s|\
olimex,imx8mp-som-evb)
return 0
;;
esac
@@ -31,7 +33,8 @@ platform_do_upgrade() {
case "$board" in
gateworks,imx8m*|\
gw,imx8m*|\
kontron,imx8mp-bl-osm-s)
kontron,imx8mp-bl-osm-s|\
olimex,imx8mp-som-evb)
export_bootdevice && export_partdevice diskdev 0 || {
echo "Unable to find root device."
return 1
@@ -49,7 +52,8 @@ platform_copy_config() {
case "$board" in
gateworks,imx8m*|\
gw,imx8m*|\
kontron,imx8mp-bl-osm-s)
kontron,imx8mp-bl-osm-s|\
olimex,imx8mp-som-evb)
export_partdevice partdev 1 && {
v "Storing $UPGRADE_BACKUP on /dev/$partdev..."
mount -o rw,noatime "/dev/$partdev" /mnt
@@ -105,6 +105,7 @@ CONFIG_INTERCONNECT_IMX8MQ=y
CONFIG_MEMORY_ISOLATION=y
CONFIG_MFD_CORE=y
CONFIG_MFD_ROHM_BD718XX=y
CONFIG_MICREL_PHY=y
# CONFIG_MMC_SDHCI_PCI is not set
CONFIG_MODULES_USE_ELF_RELA=y
CONFIG_NEED_SG_DMA_LENGTH=y
@@ -0,0 +1,43 @@
# distro-config bootscript
# - use only well-known variable names provided by U-Boot Distro boot
# - devtype - device type script run from (mmc|usb|scsi)
# - devnum - device number script run from (0 based int)
# - distro_bootpart - partition script run from (0 based int)
# - prefix - directory boot script was found in
# - kernel_addr_r - address to load kernel image to
# - fdt_addr_r - address to load dtb to
# - ftdcontroladdr - address dtb is at
# - fdt_file{1,2,3,4,5} name of fdt to load
# - fdt_overlays - list of fdt overlay files to load and apply
echo "Olimex i.MX8MP-SOM-EVB OpenWrt Boot script v1.0"
# determine root device using PARTUUID:
# - this avoids any difference beteween uboot's device names/numbers
# not matching Linux as device enumeration is not a set API.
# - PARTUUID is disk UUID concatenated with partition number
# - for MBR disk UUID is unique disk id at offset 440
# - for GPT disk UUID is GPT UUID
# - for OpenWrt the squasfs rootfs is not readable by U-Boot so we have
# a 'boot' partition containing bootscript kernel dtbs followed by the rootfs
# partition, therefore we add 1 to the current partition
setexpr rootpart ${distro_bootpart} + 1 # root on 'next' partition
part uuid ${devtype} ${devnum}:${rootpart} uuid
setenv bootargs ${bootargs} console=${console} root=PARTUUID=${uuid} rootfstype=squashfs,ext4,f2fs rootwait
setenv fdtfile imx8mp-olimex-som-evb.dtb
# load dtb (we try fdt_file and then fdt_file{1,2,3,4,5})
echo "loading DTB..."
setenv fdt_addr
setenv fdt_list $fdtfile $fdt_file1 $fdt_file2 $fdt_file3 $fdt_file4 $fdt_file5
setenv load_fdt 'echo Loading $fdt...; load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${prefix}${fdt} && setenv fdt_addr ${fdt_addr_r}'
setenv apply_overlays 'fdt addr $fdt_addr_r && fdt resize && for fdt in "$fdt_overlays"; do load ${devtype} ${devnum}:${distro_bootpart} $loadaddr $prefix/$fdt && fdt apply $loadaddr && echo applied $prefix/$fdt; done'
for fdt in ${fdt_list}; do if test -e ${devtype} ${devnum}:${distro_bootpart} ${prefix}${fdt}; then run load_fdt; fi; done
if test -z "$fdt_addr"; then echo "Warning: Using bootloader DTB"; setenv fdt_addr $fdtcontroladdr; fi
if test -n "$fdt_overlays"; then echo "Applying overlays"; run apply_overlays; fi
if test -n "$fixfdt"; then echo "Adjusting FDT"; run fixfdt; fi
# load and boot kernel
echo "loading kernel..."
load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} ${prefix}Image &&
booti ${kernel_addr_r} - ${fdt_addr}
+22
View File
@@ -87,6 +87,28 @@ define Device/gateworks_venice
endef
TARGET_DEVICES += gateworks_venice
define Device/olimex_imx8mp-som
$(call Device/Default)
FILESYSTEMS := squashfs ext4
DEVICE_VENDOR := Olimex
DEVICE_MODEL := i.MX8MP-SOM-EVB
SUPPORTED_DEVICES := \
olimex,imx8mp-som-evb
BOOT_SCRIPT := olimex_imx8mp_som_evb
PARTITION_OFFSET := 16M
DEVICE_DTS := imx8mp-olimex-som-evb
DEVICE_PACKAGES := \
kmod-eeprom-at24 \
kmod-leds-gpio \
kmod-can kmod-can-flexcan
UBOOT := imx8mp_olimex_som_evb
IMAGES := img.gz
IMAGE/img.gz := boot-scr | boot-img-ext4 | sdcard-img-ext4 | sdcard-img-add-uboot | gzip | append-metadata
endef
TARGET_DEVICES += olimex_imx8mp-som
define Device/kontron_osm-s-imx8mp
$(call Device/Default)
FILESYSTEMS := squashfs ext4
@@ -0,0 +1,871 @@
From fada3ab169c3fa4f7cee4b1d230fa6a051575422 Mon Sep 17 00:00:00 2001
From: Zoltan HERPAI <wigyori@uid0.hu>
Date: Sun, 23 Aug 2026 09:46:47 +0000
Subject: [PATCH] arm64: dts: Add support for Olimex i.MX8MP-SOM-EVB board
This adds support for the Olimex i.MX8MP SoM and the matching
baseboard EVB.
Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
---
arch/arm64/boot/dts/freescale/Makefile | 1 +
.../dts/freescale/imx8mp-olimex-som-evb.dts | 843 ++++++++++++++++++
2 files changed, 844 insertions(+)
create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-olimex-som-evb.dts
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -173,6 +173,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-edimm2.2.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-msc-sm2s-ep1.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-navqp.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mp-olimex-som-evb.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
imx8mp-phyboard-pollux-rdk-no-eth-dtbs += imx8mp-phyboard-pollux-rdk.dtb imx8mp-phycore-no-eth.dtbo
dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk-no-eth.dtb
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-olimex-som-evb.dts
@@ -0,0 +1,843 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2019 NXP
+ * Copyright 2025 Zoltan HERPAI <wigyori@uid0.hu>
+ */
+
+/dts-v1/;
+
+#include <dt-bindings/usb/pd.h>
+#include <dt-bindings/phy/phy-imx8-pcie.h>
+#include <dt-bindings/leds/common.h>
+#include "imx8mp.dtsi"
+
+/ {
+ model = "Olimex i.MX8MP-SOM-EVB";
+ compatible = "olimex,imx8mp-som-evb", "fsl,imx8mp";
+
+ chosen {
+ stdout-path = &uart2;
+ };
+
+ gpio-leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_led>;
+
+ status {
+ color = <LED_COLOR_ID_YELLOW>;
+ function = LED_FUNCTION_STATUS;
+ gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
+ default-state = "on";
+ };
+ };
+
+ memory@40000000 {
+ device_type = "memory";
+ reg = <0x0 0x40000000 0 0xc0000000>,
+ <0x1 0x00000000 0 0x40000000>;
+ };
+
+ reg_usdhc2_vmmc: regulator-usdhc2 {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_reg_usdhc2_vmmc>;
+ regulator-name = "VSD_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 19 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ reg_audio_codec: regulator-audio-codec {
+ compatible = "regulator-fixed";
+ regulator-name = "es8328-power";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio4 29 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ regulator-always-on;
+ };
+
+ reg_pcie0: regulator-pcie {
+ compatible = "regulator-fixed";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcie0_reg>;
+ regulator-name = "MPCIE_3V3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio2 6 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ pcie0_refclk: clock-pcie0 {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <100000000>;
+ };
+
+ reg_usb1_host_vbus: regulator-usb1-vbus {
+ compatible = "regulator-fixed";
+ regulator-name = "usb1_host_vbus";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb1_vbus>;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ gpio = <&gpio1 14 GPIO_ACTIVE_HIGH>;
+ enable-active-high;
+ };
+
+ sound {
+ compatible = "simple-audio-card";
+ simple-audio-card,name = "es8328-audio";
+ simple-audio-card,format = "i2s";
+ simple-audio-card,frame-master = <&cpudai>;
+ simple-audio-card,bitclock-master = <&cpudai>;
+ simple-audio-card,widgets =
+ "Headphone", "Headphone Jack",
+ "Speaker", "External Speaker",
+ "Microphone", "Mic Jack";
+ simple-audio-card,routing =
+ "Headphone Jack", "HP_L",
+ "Headphone Jack", "HP_R",
+ "External Speaker", "SPK_LP",
+ "External Speaker", "SPK_LN",
+ "External Speaker", "SPK_RP",
+ "External Speaker", "SPK_RN",
+ "LINPUT1", "Mic Jack",
+ "LINPUT3", "Mic Jack",
+ "Mic Jack", "MICB";
+
+ cpudai: simple-audio-card,cpu {
+ sound-dai = <&sai3>;
+ };
+
+ simple-audio-card,codec {
+ sound-dai = <&es8328>;
+ };
+ };
+};
+
+&A53_0 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_1 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_2 {
+ cpu-supply = <&buck2>;
+};
+
+&A53_3 {
+ cpu-supply = <&buck2>;
+};
+
+&dsp {
+ status = "okay";
+};
+
+&pwm1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm1>;
+ status = "okay";
+};
+
+&pwm2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm2>;
+ status = "okay";
+};
+
+&pwm4 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm4>;
+ status = "okay";
+};
+
+&ecspi2 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ fsl,spi-num-chipselects = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ecspi2 &pinctrl_ecspi2_cs>;
+ cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ spidev1: spi@0 {
+ reg = <0>;
+ compatible = "rohm,dh2228fv";
+ spi-max-frequency = <500000>;
+ };
+};
+
+&eqos {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_eqos>;
+ phy-mode = "rgmii-id";
+ phy-handle = <&ethphy0>;
+ fsl,magic-packet;
+ status = "okay";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy0: ethernet-phy@3 {
+ reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <150000>;
+ reset-deassert-us = <10000>;
+
+ compatible = "ethernet-phy-ieee802.3-c22";
+ eee-broken-100tx;
+ eee-broken-1000t;
+
+ reg = <3>;
+ };
+ };
+};
+
+&fec {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_fec>;
+ phy-mode = "rgmii-id";
+ phy-handle = <&ethphy1>;
+ fsl,magic-packet;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy1: ethernet-phy@7 {
+ reset-gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <150000>;
+ reset-deassert-us = <10000>;
+
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <7>;
+ };
+ };
+};
+
+&flexspi {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexspi0>;
+ status = "okay";
+
+ flash0: flash@0 {
+ compatible = "jedec,spi-nor", "winbond,w25q128";
+ reg = <0>;
+ spi-rx-bus-width = <4>;
+ spi-max-frequency = <108000000>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ };
+};
+
+&flexcan1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan1>;
+ status = "okay";
+};
+
+&flexcan2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flexcan2>;
+ status = "okay";
+};
+
+&i2c1 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c1>;
+ status = "okay";
+
+ pmic: pmic@25 {
+ reg = <0x25>;
+ compatible = "nxp,pca9450c";
+ /* PMIC PCA9450 PMIC_nINT GPIO1_IO3 */
+ pinctrl-0 = <&pinctrl_pmic>;
+ interrupt-parent = <&gpio1>;
+ interrupts = <3 GPIO_ACTIVE_LOW>;
+
+ regulators {
+ buck1: BUCK1 {
+ regulator-name = "BUCK1";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <2187500>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <3125>;
+ };
+
+ buck2: BUCK2 {
+ regulator-name = "BUCK2";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <2187500>;
+ regulator-boot-on;
+ regulator-always-on;
+ regulator-ramp-delay = <3125>;
+ nxp,dvs-run-voltage = <950000>;
+ nxp,dvs-standby-voltage = <850000>;
+ };
+
+ buck4: BUCK4{
+ regulator-name = "BUCK4";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck5: BUCK5{
+ regulator-name = "BUCK5";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ buck6: BUCK6 {
+ regulator-name = "BUCK6";
+ regulator-min-microvolt = <600000>;
+ regulator-max-microvolt = <3400000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo1: LDO1 {
+ regulator-name = "LDO1";
+ regulator-min-microvolt = <1600000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo2: LDO2 {
+ regulator-name = "LDO2";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <1150000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo3: LDO3 {
+ regulator-name = "LDO3";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo4: LDO4 {
+ regulator-name = "LDO4";
+ regulator-min-microvolt = <800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+
+ ldo5: LDO5 {
+ regulator-name = "LDO5";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+ regulator-always-on;
+ };
+ };
+ };
+
+ eeprom: eeprom@50 {
+ compatible = "atmel,24c16";
+ reg = <0x50>;
+ pagesize = <16>;
+ };
+};
+
+&i2c3 {
+ clock-frequency = <400000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_i2c3>;
+ status = "okay";
+
+ es8328: es8328@11 {
+ compatible = "everest,es8328";
+ reg = <0x11>;
+ DVDD-supply = <&reg_audio_codec>;
+ AVDD-supply = <&reg_audio_codec>;
+ PVDD-supply = <&reg_audio_codec>;
+ HPVDD-supply = <&reg_audio_codec>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai3>;
+ clocks = <&audio_blk_ctrl IMX8MP_CLK_AUDIOMIX_SAI3_MCLK1>;
+ clock-names = "mclk";
+ };
+};
+
+&lcdif2 {
+ status = "okay";
+};
+
+&snvs_pwrkey {
+ status = "okay";
+};
+
+&pcie {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pcie0>;
+ reset-gpio = <&gpio2 7 GPIO_ACTIVE_LOW>;
+ vpcie-supply = <&reg_pcie0>;
+ status = "okay";
+};
+
+&pcie_phy {
+ clocks = <&pcie0_refclk>;
+ clock-names = "ref";
+ fsl,refclk-pad-mode = <IMX8_PCIE_REFCLK_PAD_INPUT>;
+ fsl,clkreq-unsupported;
+ status = "okay";
+};
+
+&sai3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sai3>;
+ assigned-clocks = <&clk IMX8MP_CLK_SAI3>;
+ assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL1_OUT>;
+ assigned-clock-rates = <12288000>;
+ fsl,sai-mclk-direction-output;
+ status = "okay";
+};
+
+&sdma2 {
+ status = "okay";
+};
+
+&uart1 { /* BT */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart1>;
+ assigned-clocks = <&clk IMX8MP_CLK_UART1>;
+ assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_80M>;
+ fsl,uart-has-rtscts;
+ status = "okay";
+};
+
+&uart2 {
+ /* console */
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart2>;
+ status = "okay";
+};
+
+&uart3 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_uart3>;
+ assigned-clocks = <&clk IMX8MP_CLK_UART3>;
+ assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_80M>;
+ fsl,uart-has-rtscts;
+ status = "okay";
+};
+
+&usb3_phy0 {
+ fsl,phy-tx-vref-tune = <0xb>;
+ fsl,phy-tx-preemp-amp-tune = <3>;
+ status = "okay";
+};
+
+&usb3_0 {
+ status = "okay";
+};
+
+&usb_dwc3_0 {
+ dr_mode = "host";
+ status = "okay";
+};
+
+&usb3_phy1 {
+ vbus-supply = <&reg_usb1_host_vbus>;
+ fsl,phy-tx-preemp-amp-tune = <3>;
+ fsl,phy-tx-vref-tune = <0xb>;
+ status = "okay";
+};
+
+&usb3_1 {
+ status = "okay";
+};
+
+&usb_dwc3_1 {
+ dr_mode = "host";
+ status = "okay";
+};
+
+&usdhc2 {
+ assigned-clocks = <&clk IMX8MP_CLK_USDHC2>;
+ assigned-clock-rates = <400000000>;
+ 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>;
+ cd-gpios = <&gpio2 12 GPIO_ACTIVE_LOW>;
+ vmmc-supply = <&reg_usdhc2_vmmc>;
+ bus-width = <4>;
+ status = "okay";
+};
+
+&usdhc3 {
+ assigned-clocks = <&clk IMX8MP_CLK_USDHC3>;
+ assigned-clock-rates = <400000000>;
+ pinctrl-names = "default", "state_100mhz", "state_200mhz";
+ pinctrl-0 = <&pinctrl_usdhc3>;
+ pinctrl-1 = <&pinctrl_usdhc3_100mhz>;
+ pinctrl-2 = <&pinctrl_usdhc3_200mhz>;
+ bus-width = <8>;
+ non-removable;
+ status = "okay";
+};
+
+&wdog1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdog>;
+ fsl,ext-reset-output;
+ status = "okay";
+};
+
+&iomuxc {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_hog>;
+
+ pinctrl_hog: hoggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_HDMI_DDC_SCL__HDMIMIX_HDMI_SCL 0x400001c3
+ MX8MP_IOMUXC_HDMI_DDC_SDA__HDMIMIX_HDMI_SDA 0x400001c3
+ MX8MP_IOMUXC_HDMI_HPD__HDMIMIX_HDMI_HPD 0x40000019
+ MX8MP_IOMUXC_HDMI_CEC__HDMIMIX_HDMI_CEC 0x40000019
+ >;
+ };
+
+ pinctrl_pwm1: pwm1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO01__PWM1_OUT 0x116
+ >;
+ };
+
+ pinctrl_pwm2: pwm2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO11__PWM2_OUT 0x116
+ >;
+ };
+
+ pinctrl_pwm4: pwm4grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI5_RXFS__PWM4_OUT 0x116
+ >;
+ };
+
+ pinctrl_ecspi2: ecspi2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ECSPI2_SCLK__ECSPI2_SCLK 0x82
+ MX8MP_IOMUXC_ECSPI2_MOSI__ECSPI2_MOSI 0x82
+ MX8MP_IOMUXC_ECSPI2_MISO__ECSPI2_MISO 0x82
+ >;
+ };
+
+ pinctrl_ecspi2_cs: ecspi2cs {
+ fsl,pins = <
+ MX8MP_IOMUXC_ECSPI2_SS0__GPIO5_IO13 0x40000
+ >;
+ };
+
+ pinctrl_eqos: eqosgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ENET_MDC__ENET_QOS_MDC 0x3
+ MX8MP_IOMUXC_ENET_MDIO__ENET_QOS_MDIO 0x3
+ MX8MP_IOMUXC_ENET_RD0__ENET_QOS_RGMII_RD0 0x91
+ MX8MP_IOMUXC_ENET_RD1__ENET_QOS_RGMII_RD1 0x91
+ MX8MP_IOMUXC_ENET_RD2__ENET_QOS_RGMII_RD2 0x91
+ MX8MP_IOMUXC_ENET_RD3__ENET_QOS_RGMII_RD3 0x91
+ MX8MP_IOMUXC_ENET_RXC__CCM_ENET_QOS_CLOCK_GENERATE_RX_CLK 0x91
+ MX8MP_IOMUXC_ENET_RX_CTL__ENET_QOS_RGMII_RX_CTL 0x91
+ MX8MP_IOMUXC_ENET_TD0__ENET_QOS_RGMII_TD0 0x1f
+ MX8MP_IOMUXC_ENET_TD1__ENET_QOS_RGMII_TD1 0x1f
+ MX8MP_IOMUXC_ENET_TD2__ENET_QOS_RGMII_TD2 0x1f
+ MX8MP_IOMUXC_ENET_TD3__ENET_QOS_RGMII_TD3 0x1f
+ MX8MP_IOMUXC_ENET_TX_CTL__ENET_QOS_RGMII_TX_CTL 0x1f
+ MX8MP_IOMUXC_ENET_TXC__CCM_ENET_QOS_CLOCK_GENERATE_TX_CLK 0x1f
+ MX8MP_IOMUXC_SAI2_RXC__GPIO4_IO22 0x19
+ >;
+ };
+
+ pinctrl_fec: fecgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI1_RXD2__ENET1_MDC 0x3
+ MX8MP_IOMUXC_SAI1_RXD3__ENET1_MDIO 0x3
+ MX8MP_IOMUXC_SAI1_RXD4__ENET1_RGMII_RD0 0x91
+ MX8MP_IOMUXC_SAI1_RXD5__ENET1_RGMII_RD1 0x91
+ MX8MP_IOMUXC_SAI1_RXD6__ENET1_RGMII_RD2 0x91
+ MX8MP_IOMUXC_SAI1_RXD7__ENET1_RGMII_RD3 0x91
+ MX8MP_IOMUXC_SAI1_TXC__ENET1_RGMII_RXC 0x91
+ MX8MP_IOMUXC_SAI1_TXFS__ENET1_RGMII_RX_CTL 0x91
+ MX8MP_IOMUXC_SAI1_TXD0__ENET1_RGMII_TD0 0x1f
+ MX8MP_IOMUXC_SAI1_TXD1__ENET1_RGMII_TD1 0x1f
+ MX8MP_IOMUXC_SAI1_TXD2__ENET1_RGMII_TD2 0x1f
+ MX8MP_IOMUXC_SAI1_TXD3__ENET1_RGMII_TD3 0x1f
+ MX8MP_IOMUXC_SAI1_TXD4__ENET1_RGMII_TX_CTL 0x1f
+ MX8MP_IOMUXC_SAI1_TXD5__ENET1_RGMII_TXC 0x1f
+ MX8MP_IOMUXC_SAI1_RXD0__GPIO4_IO02 0x19
+ >;
+ };
+
+ pinctrl_flexcan1: flexcan1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SPDIF_RX__CAN1_RX 0x154
+ MX8MP_IOMUXC_SPDIF_TX__CAN1_TX 0x154
+ >;
+ };
+
+ pinctrl_flexcan2: flexcan2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI5_MCLK__CAN2_RX 0x154
+ MX8MP_IOMUXC_SAI5_RXD3__CAN2_TX 0x154
+ >;
+ };
+
+ pinctrl_flexcan1_reg: flexcan1reggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SPDIF_EXT_CLK__GPIO5_IO05 0x154 /* CAN1_STBY */
+ >;
+ };
+
+ pinctrl_flexcan2_reg: flexcan2reggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI2_MCLK__GPIO4_IO27 0x154 /* CAN2_STBY */
+ >;
+ };
+
+ pinctrl_flexspi0: flexspi0grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_ALE__FLEXSPI_A_SCLK 0x1c2
+ MX8MP_IOMUXC_NAND_CE0_B__FLEXSPI_A_SS0_B 0x82
+ MX8MP_IOMUXC_NAND_DATA00__FLEXSPI_A_DATA00 0x82
+ MX8MP_IOMUXC_NAND_DATA01__FLEXSPI_A_DATA01 0x82
+ MX8MP_IOMUXC_NAND_DATA02__FLEXSPI_A_DATA02 0x82
+ MX8MP_IOMUXC_NAND_DATA03__FLEXSPI_A_DATA03 0x82
+ >;
+ };
+
+ pinctrl_gpio_led: gpioledgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_READY_B__GPIO3_IO16 0x19
+ >;
+ };
+
+ pinctrl_i2c1: i2c1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C1_SCL__I2C1_SCL 0x400001c3
+ MX8MP_IOMUXC_I2C1_SDA__I2C1_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_i2c2: i2c2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C2_SCL__I2C2_SCL 0x400001c3
+ MX8MP_IOMUXC_I2C2_SDA__I2C2_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_i2c3: i2c3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C3_SCL__I2C3_SCL 0x400001c3
+ MX8MP_IOMUXC_I2C3_SDA__I2C3_SDA 0x400001c3
+ >;
+ };
+
+ pinctrl_pcie0: pcie0grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_I2C4_SCL__PCIE_CLKREQ_B 0x61 /* open drain, pull up */
+ MX8MP_IOMUXC_SD1_DATA5__GPIO2_IO07 0x41 /* PCIE_RESET */
+ >;
+ };
+
+ pinctrl_pcie0_reg: pcie0reggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD1_DATA4__GPIO2_IO06 0x41
+ >;
+ };
+
+ pinctrl_pmic: pmicirq {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO03__GPIO1_IO03 0x41
+ >;
+ };
+
+ pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19 0x41
+ >;
+ };
+
+ pinctrl_pdm: pdmgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI5_RXC__AUDIOMIX_PDM_CLK 0xd6
+ MX8MP_IOMUXC_SAI5_RXD0__AUDIOMIX_PDM_BIT_STREAM00 0xd6
+ MX8MP_IOMUXC_SAI5_RXD1__AUDIOMIX_PDM_BIT_STREAM01 0xd6
+ MX8MP_IOMUXC_SAI5_RXD2__AUDIOMIX_PDM_BIT_STREAM02 0xd6
+ MX8MP_IOMUXC_SAI5_RXD3__AUDIOMIX_PDM_BIT_STREAM03 0xd6
+ >;
+ };
+
+ pinctrl_sai2: sai2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0xd6
+ MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC 0xd6
+ MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0xd6
+ MX8MP_IOMUXC_SAI2_RXD0__AUDIOMIX_SAI2_RX_DATA00 0xd6
+ >;
+ };
+
+ pinctrl_sai3: sai3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI3_TXFS__AUDIOMIX_SAI3_TX_SYNC 0xd6
+ MX8MP_IOMUXC_SAI3_TXC__AUDIOMIX_SAI3_TX_BCLK 0xd6
+ MX8MP_IOMUXC_SAI3_RXD__AUDIOMIX_SAI3_RX_DATA00 0xd6
+ MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0xd6
+ MX8MP_IOMUXC_SAI3_MCLK__AUDIOMIX_SAI3_MCLK 0xd6
+ MX8MP_IOMUXC_SAI3_RXFS__GPIO4_IO28 0xd6
+ MX8MP_IOMUXC_SAI3_RXC__GPIO4_IO29 0xd6
+ >;
+ };
+
+ pinctrl_uart1: uart1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
+ MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
+ MX8MP_IOMUXC_UART3_RXD__UART1_DCE_CTS 0x140
+ MX8MP_IOMUXC_UART3_TXD__UART1_DCE_RTS 0x140
+ >;
+ };
+
+ pinctrl_typec_mux: typec1muxgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SAI1_MCLK__GPIO4_IO20 0x16
+ >;
+ };
+
+ pinctrl_uart2: uart2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x49
+ MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX 0x49
+ >;
+ };
+
+ pinctrl_uart3: uart3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_ECSPI1_SCLK__UART3_DCE_RX 0x140
+ MX8MP_IOMUXC_ECSPI1_MOSI__UART3_DCE_TX 0x140
+ MX8MP_IOMUXC_ECSPI1_SS0__UART3_DCE_RTS 0x140
+ MX8MP_IOMUXC_ECSPI1_MISO__UART3_DCE_CTS 0x140
+ >;
+ };
+
+ pinctrl_usb1_vbus: usb1grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO14__GPIO1_IO14 0x19
+ >;
+ };
+
+ pinctrl_usdhc2: usdhc2grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
+ MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d0
+ MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d0
+ MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d0
+ MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d0
+ MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d0
+ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
+ >;
+ };
+
+ pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x194
+ MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d4
+ MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d4
+ MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d4
+ MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d4
+ MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d4
+ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
+ >;
+ };
+
+ pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x196
+ MX8MP_IOMUXC_SD2_CMD__USDHC2_CMD 0x1d6
+ MX8MP_IOMUXC_SD2_DATA0__USDHC2_DATA0 0x1d6
+ MX8MP_IOMUXC_SD2_DATA1__USDHC2_DATA1 0x1d6
+ MX8MP_IOMUXC_SD2_DATA2__USDHC2_DATA2 0x1d6
+ MX8MP_IOMUXC_SD2_DATA3__USDHC2_DATA3 0x1d6
+ MX8MP_IOMUXC_GPIO1_IO04__USDHC2_VSELECT 0xc1
+ >;
+ };
+
+ pinctrl_usdhc2_gpio: usdhc2gpiogrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_SD2_CD_B__GPIO2_IO12 0x1c4
+ >;
+ };
+
+ pinctrl_usdhc3: usdhc3grp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x190
+ MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d0
+ MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d0
+ MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d0
+ MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d0
+ MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d0
+ MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d0
+ MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d0
+ MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d0
+ MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d0
+ MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x190
+ >;
+ };
+
+ pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x194
+ MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d4
+ MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d4
+ MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d4
+ MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d4
+ MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d4
+ MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d4
+ MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d4
+ MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d4
+ MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d4
+ MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x194
+ >;
+ };
+
+ pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x196
+ MX8MP_IOMUXC_NAND_WP_B__USDHC3_CMD 0x1d6
+ MX8MP_IOMUXC_NAND_DATA04__USDHC3_DATA0 0x1d6
+ MX8MP_IOMUXC_NAND_DATA05__USDHC3_DATA1 0x1d6
+ MX8MP_IOMUXC_NAND_DATA06__USDHC3_DATA2 0x1d6
+ MX8MP_IOMUXC_NAND_DATA07__USDHC3_DATA3 0x1d6
+ MX8MP_IOMUXC_NAND_RE_B__USDHC3_DATA4 0x1d6
+ MX8MP_IOMUXC_NAND_CE2_B__USDHC3_DATA5 0x1d6
+ MX8MP_IOMUXC_NAND_CE3_B__USDHC3_DATA6 0x1d6
+ MX8MP_IOMUXC_NAND_CLE__USDHC3_DATA7 0x1d6
+ MX8MP_IOMUXC_NAND_CE1_B__USDHC3_STROBE 0x196
+ >;
+ };
+
+ pinctrl_wdog: wdoggrp {
+ fsl,pins = <
+ MX8MP_IOMUXC_GPIO1_IO02__WDOG1_WDOG_B 0xc6
+ >;
+ };
+};
@@ -0,0 +1,25 @@
--- a/arch/arm64/boot/dts/freescale/imx8mp-olimex-som-evb.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-olimex-som-evb.dts
@@ -15,6 +15,13 @@
model = "Olimex i.MX8MP-SOM-EVB";
compatible = "olimex,imx8mp-som-evb", "fsl,imx8mp";
+ aliases {
+ led-boot = &led_status;
+ led-failsafe = &led_status;
+ led-running = &led_status;
+ led-upgrade = &led_status;
+ };
+
chosen {
stdout-path = &uart2;
};
@@ -24,7 +31,7 @@
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_gpio_led>;
- status {
+ led_status: status {
color = <LED_COLOR_ID_YELLOW>;
function = LED_FUNCTION_STATUS;
gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>;
@@ -46,7 +46,7 @@ v2:
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -187,6 +187,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-
@@ -188,6 +188,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-
dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw73xx-2x.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw74xx.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw75xx-2x.dtb
@@ -35,7 +35,7 @@ Signed-off-by: Shawn Guo <shawnguo@kernel.org>
+
dtb-$(CONFIG_ARCH_MXC) += imx8mp-msc-sm2s-ep1.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-navqp.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mp-olimex-som-evb.dtb
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mp-kontron-bl-osm-s.dts
@@ -0,0 +1,305 @@