Ask questions and find answers on STM32 microprocessors, including hardware, power, DRAM, flashing, interfacing, device tree, and peripherals.
I want to download and use firmware (FW) to DDR3. Since DDR is initially disabled, the firmware to activate DDR and the main FW project are separate, and the download procedure is as follows:First, run the DDR activation FW to enable DDR.Download th...
When I use sp_ min, I use the following command to generate fip in the Bareenvironment, and can start the u-boot normally:fiptool create --tos-fw bl32.bin --nt-fw u-boot-nodtb.bin --fw-config stm32mp157d-***-fw-config.dtb --hw-config stm32mp157d-xx.d...
Hello,I am trying to set a static MAC address on an STM32MP157 board via U-boot, I have been following this guide.https://wiki.st.com/stm32mpu/wiki/How_to_update_OTP_with_U-Boot#:~:text=The%20fuse%20command%20allows%20you,(for%20a%20temporary%20updat...
I'm trying to perform the first boot on the STM32MP257F-EV1 following this guide: STM32MP25 Evaluation boards - Starter Package. I've connected the LCD screen to the board according to the instructions.The board is powered by USB-C on CN21, and the ...
make ARCH=arm O="$PWD/../build" multi_v7_defconfig fragment*.configmake[1]: Entering directory '<path>/Developer-Package/stm32mp1-openstlinux-4.19-thud-mp1-19-02-20/sources/arm-openstlinux_weston-linux-gnueabi/linux-stm32mp-4.19-r0/build' GEN ./Ma...
Objective is to get the RGB888 LCD working with ECO 5.0 This panel worked fine with ECO 1.0[1] Follow this, topic: https://community.st.com/t5/stm32-mpus-products/stm32mp1-ltdc-device-tree-for-rgb-display/td-p/315953. In ECO 5.0 these DT entries see...
An simple RGB LCD panel does not show any screen or backlight.Trying to solve that to enable the PWM backlight timer for it.Some post followed:https://www.kernel.org/doc/Documentation/devicetree/bindings/display/st%2Cstm32-ltdc.txthttps://community.s...
For Rockchip RGB panel this link to refers to device tree binding of panel-dpi, (MIPI-DPI), https://wiki.st.com/stm32mpu/wiki/Display_panels_hardware_componentsSeveral RGB panels are also listed in panel-simple.yaml. Which devicetree bindings one...
I have an STM32mp135f-dk board that I have been using openstlinux-6.1 to develop images on.For my board, I made a custom device tree "iris.dtb" which I intend to use instead of the default "stm32mp135f-dk.dtb".I ran into an interesting issue where u-...
I'm trying to run my application compiled and linked for DDR on STM32MP135F-DK. Following the wiki istruction it's necessary preliminary to run the DDRInit project on SYSRAM that initialize the DDR and then execute my custom program.When I execute th...
