[PATCH v8] board: mntre: imx8mq: Add MNT Reform 2 board support

[Vagrant Cascadian]

On 2023-02-05, Vagrant Cascadian wrote:
> On 2023-02-06, Patrick Wildt wrote:
>> The MNT Reform 2 is a modular DIY laptop.  In its initial version it
>> is based on the BoundaryDevices i.MX8MQ SoM.  Some parts have been
>> lifted from BoundaryDevices official U-Boot downstream project.
>>
>> Signed-off-by: Patrick Wildt <patrick at blueri.se>
>
> Tested booting Debian with a 6.1.x linux kernel on a mnt/reform2 using
> nvme rootfs and microsd /boot. Some oddities with video and wifi that do
> not occur with the vendor u-boot, but seems like huge progress.

The patch still applies to master; could this be considered for merging
soon?


live well,
  vagrant

>> ---
>> Changes since v7:
>> - Re-added lost ramdisk_addr_r.
>> Changes since v6:
>> - Cleaned up some CONFIG_* pollution.
>> Changes since v5:
>> - Adjusted to further Binman changes.
>> - Adjusted to further Kconfig conversions.
>> - Removed some phy init in favor of DM.
>> - Removed some pinmux which are now handled by DM_SERIAL.
>> - Compared with Librem5/EVK and adjusted for similarity.
>> Changes since v4:
>> - Adjusted to Kconfig conversions.
>> - Removed U-Boot-specific device tree changes.
>> - Synced device tree to Linux v5.19-rc3.
>> Changes since v3:
>> - Adjusted to Binman changes in main branch.
>> - Cleaned up environment variables akin to i.MX8MM.
>> - Added vendor-prefix to device tree filename.
>> - Provided ramdisk_addr_r.
>> Changes since v2:
>> - Switched to Binman.
>> Changes since v1:
>> - Synced DTS with files in Linux git repo.
>> - Added support for USB host ports.
>>
>>  arch/arm/dts/imx8mq-mnt-reform2-u-boot.dtsi   |   11 +
>>  arch/arm/mach-imx/imx8m/Kconfig               |    7 +
>>  board/mntre/imx8mq_reform2/Kconfig            |   15 +
>>  board/mntre/imx8mq_reform2/MAINTAINERS        |    7 +
>>  board/mntre/imx8mq_reform2/Makefile           |   12 +
>>  board/mntre/imx8mq_reform2/imx8mq_reform2.c   |  171 +++
>>  board/mntre/imx8mq_reform2/lpddr4_timing.c    | 1014 +++++++++++++++++
>>  .../mntre/imx8mq_reform2/lpddr4_timing_ch2.h  |   95 ++
>>  board/mntre/imx8mq_reform2/spl.c              |  260 +++++
>>  configs/imx8mq_reform2_defconfig              |  107 ++
>>  include/configs/imx8mq_reform2.h              |   67 ++
>>  11 files changed, 1766 insertions(+)
>>  create mode 100644 arch/arm/dts/imx8mq-mnt-reform2-u-boot.dtsi
>>  create mode 100644 board/mntre/imx8mq_reform2/Kconfig
>>  create mode 100644 board/mntre/imx8mq_reform2/MAINTAINERS
>>  create mode 100644 board/mntre/imx8mq_reform2/Makefile
>>  create mode 100644 board/mntre/imx8mq_reform2/imx8mq_reform2.c
>>  create mode 100644 board/mntre/imx8mq_reform2/lpddr4_timing.c
>>  create mode 100644 board/mntre/imx8mq_reform2/lpddr4_timing_ch2.h
>>  create mode 100644 board/mntre/imx8mq_reform2/spl.c
>>  create mode 100644 configs/imx8mq_reform2_defconfig
>>  create mode 100644 include/configs/imx8mq_reform2.h
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