Ask questions and find answers on STM32 microprocessors and dedicated embedded software solutions, such as Yocto SDK, Qt, and OP-TEE.
While I got some experience with Cortex M devices - including several STM32 families - and Linux as host OS, I'm pretty new to asymmetrical dual-core systems like the STM32MP1 devices.What sets them apart is the tight integration of both cores, and t...
Hi Everyone,I have problem with custom carrier and dts. I am using MP135 SoM from PHYTEC and when I add panel backlight property to the panel node, there is no pwm output, but when I comment out this feature from the panel node, the panel backlight w...
Can you please check my device tree configuration?Backlight as a GPIO is working correctly, but when i try to use it as pwm, the pin line is always fixed to low.Inside my .dts:This is my panel definition:panel { compatible = "newkoro,display","simp...
Hi ST Team,i am facing the issues for installing the browser form the last 15 days, i did not get any browser on my stm32mp157f-dk2. board ,Can you please suggest me to install any browser, just i want to check this board or processor will work for o...
Hello everyone,I am trying to migrate a project for the STM32MP151C from dunfell to kirkstone.The versions of the main components I am using are the following:ComponentVersiontf-a-stm32mpv2.6-stm32mp-r2.2optee-os-stm32mpv3.16.0-stm32mp-r2.2u-boot-stm...
Hey there,I have a custom stm32mp153c based board. I adapted bootloaders/optee/kernel from scarthgap branch of meta-st-stm32mp and have everything booting (tf-a 2.8, u-boot 2022.10, optee 3.19, kernel 6.1.28). The only remaining warnings I have are t...
linux内核源码当中的SAI，两个子模块如何同时进行接收，一般正点的sda用于发送，SDB用于接收Translated to Englishlinux kernel source code among the SAI, how the two submodules at the same time to receive, the general positive point of the sda is used to send, SDB is used to receive
Hi, there I have a stm32mp157f-dk2 board and I am following the instructions on: https://wiki.st.com/stm32mpu/index.php?title=STM32MPU_Developer_Package&sfr=stm32mpu to install the developer package. I've compiled all the components one by one as ind...
Hi,I am a new starter using STM32MPU257F. I plug a headset into a USB port and use the below command to play an audio-only wav file.gst-play-1.0 audiofile.wavthe output log as below=======================[ 240.645711] usb 1-1.2: new full-speed USB de...
Hi,I'm getting an exception stack on bootup:[ 3.882380] ------------[ cut here ]------------[ 3.886351] WARNING: CPU: 0 PID: 1 at drivers/clk/clk.c:969 clk_core_disable+0xf0/0x2c4[ 3.894281] pll4_p already disabled[ 3.897839] Modules linked in:[ 3.90...