Hi:Recently, while developing an application on the STM32MP257, I tried to remove Weston. After removing the weston-start application, other apps could no longer be displayed. Additionally, when using modetest to check, I noticed that the CRTC sectio...

Hi:Dear friends, there is a very strange problem here. I use timer 1(STM32MP157AAC) to output PWM wave. In engineering mode, the output of PWM wave is normal, but when it comes to mass production mode, the waveform is interrupted. Here are my configu...

I want to use stm32mp1 chip to drive ssd22288 rgb-mipi screen. Could you give me some solutions?

Hi:When I do not enable sdmmc1 in the device tree , a null pointer error will appear, as follows: Unable to handle kernel NULL pointer dereference at virtual address 00000020[  4.406546] pgd = b1eff48d[  4.409244] [00000020] *pgd=00000000[  4.412826]...

Hi：​I encountered a strange problem when I compiled TF source code separately to generate xxserialboot.stm32 File, but found that there are always errors? ​eg:make -f $PWD/../Makefile.sdk TFA_DEVICETREE=stm32mp157c-dk2 TF_A_CONFIG=serialboot ELF_DEBU...