ARM:imx:imx8mq-cm: Add support for Ronetix iMX8MQ-CM
Supported peripherals: Ethernet, eMMC, Serial.
U-Boot SPL 2021.04-00911-g5fa1e2ffeb-dirty (Apr 23 2021 - 09:11:14
+0200)
Normal Boot
Trying to boot from MMC2
U-Boot 2021.04-00911-g5fa1e2ffeb-dirty (Apr 23 2021 - 09:11:14 +0200)
CPU: Freescale i.MX8MQ rev2.1 at 1000 MHz
Reset cause: POR
Model: Ronetix iMX8M-CM SoM
DRAM: 1 GiB
WDT: Started with servicing (60s timeout)
MMC: FSL_SDHC: 0, FSL_SDHC: 1
Loading Environment from MMC... OK
In: serial
Out: serial
Err: serial
Net:
Warning: ethernet@30be0000 (eth0) using random MAC address -
42:0d:e7:78:da:53
eth0: ethernet@30be0000
Hit any key to stop autoboot: 0
u-boot=>
Signed-off-by: Ilko Iliev <iliev@ronetix.at>
diff --git a/arch/arm/dts/imx8mq-cm-u-boot.dtsi b/arch/arm/dts/imx8mq-cm-u-boot.dtsi
new file mode 100644
index 0000000..476a8e3
--- /dev/null
+++ b/arch/arm/dts/imx8mq-cm-u-boot.dtsi
@@ -0,0 +1,111 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2019 NXP
+ */
+
+/ {
+ binman: binman {
+ multiple-images;
+ };
+};
+
+&binman {
+ u-boot-spl-ddr {
+ filename = "u-boot-spl-ddr.bin";
+ pad-byte = <0xff>;
+ align-size = <4>;
+ align = <4>;
+
+ u-boot-spl {
+ align-end = <4>;
+ };
+
+ blob_1: blob-ext@1 {
+ filename = "lpddr4_pmu_train_1d_imem.bin";
+ size = <0x8000>;
+ };
+
+ blob_2: blob-ext@2 {
+ filename = "lpddr4_pmu_train_1d_dmem.bin";
+ size = <0x4000>;
+ };
+
+ blob_3: blob-ext@3 {
+ filename = "lpddr4_pmu_train_2d_imem.bin";
+ size = <0x8000>;
+ };
+
+ blob_4: blob-ext@4 {
+ filename = "lpddr4_pmu_train_2d_dmem.bin";
+ size = <0x4000>;
+ };
+ };
+
+ flash {
+ mkimage {
+ args = "-n spl/u-boot-spl.cfgout -T imx8mimage -e 0x7e1000";
+
+ blob {
+ filename = "u-boot-spl-ddr.bin";
+ };
+ };
+ };
+
+ itb {
+ filename = "u-boot.itb";
+
+ fit {
+ description = "Configuration to load ATF before U-Boot";
+ #address-cells = <1>;
+ fit,external-offset = <CONFIG_FIT_EXTERNAL_OFFSET>;
+
+ images {
+ uboot {
+ description = "U-Boot (64-bit)";
+ type = "standalone";
+ arch = "arm64";
+ compression = "none";
+ load = <CONFIG_SYS_TEXT_BASE>;
+
+ uboot_blob: blob-ext {
+ filename = "u-boot-nodtb.bin";
+ };
+ };
+
+ atf {
+ description = "ARM Trusted Firmware";
+ type = "firmware";
+ arch = "arm64";
+ compression = "none";
+ load = <0x910000>;
+ entry = <0x910000>;
+
+ atf_blob: blob-ext {
+ filename = "bl31.bin";
+ };
+ };
+
+ fdt {
+ description = "NAME";
+ type = "flat_dt";
+ compression = "none";
+
+ uboot_fdt_blob: blob-ext {
+ filename = "u-boot.dtb";
+ };
+ };
+ };
+
+ configurations {
+ default = "conf";
+
+ conf {
+ description = "NAME";
+ firmware = "uboot";
+ loadables = "atf";
+ fdt = "fdt";
+ };
+ };
+ };
+ };
+};