[RESEND PATCH v7 15/16] arm64: dts: st: support Engicam MicroGEA-STM32MP257-RMM board

Alexandre TORGUE alexandre.torgue at foss.st.com
Mon Aug 10 01:15:42 PDT 2026


Hi Dario

On 7/15/26 08:20, Dario Binacchi wrote:
> Support for Engicam MicroGEA-STM32MP257-RMM board with:
> 
>   - 8 GB eMMC Flash
>   - 2 GB LPDDR4 DRAM
>   - CAN
>   - LEDs
>   - LCD panel with touchscreen
>   - Micro SD card connector
>   - Audio codec
>   - Buzzer
> 
> Signed-off-by: Dario Binacchi <dario.binacchi at amarulasolutions.com>
> 
> ---
> 
> (no changes since v5)
> 
> Changes in v5:
> - Fix touchscreen resolution to 480x854
> - Fix SPI1 CS0 polarity to GPIO_ACTIVE_LOW
> 
> Changes in v2:
> - Drop the clocks property from the sai1 node in stm32mp257-engicam-microgea-rmm.dts
>    to avoid overriding the peripheral bus clock reference defined in the base
>    SoC device tree. Suggested by Sashiko.
> - Reference the existing labeled nodes directly at the root level using
>    &sai1a and &sai1b in stm32mp257-engicam-microgea-rmm.dts instead of
>    redefining the entire node structure and redeclaring the labels. Suggested by Sashiko.
> - Drop the #clock-cells property from sai1a and remove the reference to sai1a from
>    the clocks array in sai1b, relying strictly on the st,sync property to handle
>    internal synchronization.
> 
>   arch/arm64/boot/dts/st/Makefile               |   1 +
>   .../st/stm32mp257-engicam-microgea-rmm.dts    | 319 ++++++++++++++++++

Series is ok, I just have a question regarding board name. Why you don't add the "d" soc information inside the board name as it is done for others STM32 boards ?



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