STM32 MPUs Products and hardware related

[RPMSG error] No memory for tty_prepare_flip_string

Hi everyone,I'm coding an applicaction which needs to send data from CM4 to CA7 through RPMSG framework. FreeRTOS task involved:void t0Task(void *argument) { int count = 0x0, sim_ch = 9; const int SIZE_DATA = 7; unsigned char msg[SIZE_DATA * si...

How do I add sources to apt-get sources.list.d?

There are no repos defined in /etc/apt/sources.list.d/I can't seem to use apt-get to install git or nano or anything....

how can i modify the script start_up_demo_launcher.sh so that it has my application?

hi,i would like to modify the start_up_demo_launcher.sh script as well as the weston.ini file so that my application is started instead of the STM demo application. i would then like to add these files to my own distribution package so that i can fl...

Hello, I would like to know how is it possible to tell the A7 that we are waiting for a wake-up call by Gpio. Then, how do we wake it up via a gpio? I thank you cordially

STANDBY exit TF-A error STM32MP157

My board with stm32mp157 wakes up from CSTOP with UART wake source, but cannot wakes with RTC or WAKEUP PINs from STANDBY. TF-A outputs strange errors at the end:ERROR:  Illegal access to 0xe0000000 in :ERROR:     Non-SecureERROR:     PrivilegeERROR...

How to map peripheral memory on stm32mp157c

I'm developing an IoT device for a customer and I have an external Bluetooth SoC connected to the ST's MCU via UART. The BT SoC shares its UART Tx pin with reset functionality so I need to develop a driver to momentarily turn the UART to GPIO mode to...

How to control a GPIO in TF-A ?

I want to control a GPIO before u-boot, so how to control in TF-A?