STM32 MPUs products

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STM32MP1 - Bare metal on A7

Hi,I have a current project using the M7 that I need to port over to the A7. The goal is to be running bare-metal code on the A7, like we are on the M7. Currently, I am following this open source guide to run bare-metal on the A7 and it seems to work...

mkurtz by Associate II
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Resolved! Can someone please help. We are trying to implement a KSZ8041FTL Ethernet PHY using an STM32MP157C. We are not able to connect to the device via MDIO. The device does not respond.

We are trying to implement a KSZ8041FTL in an embedded design. We are using an STM32MP157 device in a SOC provided by Octavo systems (OSD32MP157C-512M-BAA). We have used design resources provided by Microchip and followed examples provided. We have f...

PZak.1 by Associate III
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ksz8041 bring up

It seems that I have a problem with DMA, but I'm not sure. Would you please take a look at the below screenDts looksI intend to achieve MII with self-generated quartz.Unfortunately, I'm stuck on this "Failed to reset the DMA".

0693W00000FDX7aQAH.png 0693W00000FDX7zQAH.jpg 0693W00000FDX84QAH.jpg
MWoło.2 by Senior II
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Resolved! I just received STM32MP157F-EV1. On boot, the LCD displays nothing and the onboard ST-Link will not properly enumerate (Windows says "USB Device Not Recognized"). Latest ST-Link driver is installed and working with other kits. Is this a faulty board?

The ST-Link LEDs are very dimly lit when powered...they are much brighter on my STM32MP157F-DK2 board. I suspect some hardware problem with the MPU board. Also, the CPU LEDs do appear to be running (the Linux Blue LED blinks after a while, and with...

DPade.1 by Associate III
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Bluetooth tty instance not showing up in /dev/tty*

Hi,I'm using a Wifi/BT module with CYW4343W chip on a custom board with STM32MP157.When booting the system, the driver is loaded correctly and dmesg log shows[ 1.089865] 4000e000.serial: ttySTM1 at MMIO 0x4000e000 (irq = 24, base_baud = 6250000) i...

KDehm by Associate III
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Use lan9303 in mdio mode on STM32MP157

Hi,I am trying to use the lan9303 chip in mdio managed mode on a stm32mp157-based board.I configured the Device tree according to https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/linux-next/+/refs/heads/akpm-base/Documentation/devicetr...

Resolved! Device tree and clock configurations

Hi,We are using the STM32MP157f-ev1 board for our initial development and this is our first time using Linux kernel, we have been following the development package wiki links for building kernel, u-boot and tf-a. We used the STM32CubeIDE's inbuilt cu...

SKris by Associate III
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Resolved! How to configure 512MB*2 DDR ram in u boot?

Hi,We are using stm32mp157a processorin Ubootv2018.11-stm32mp1-r2.1 version. In this DDR has 512MB of memory. We want to change DDR size 512MB to 1 GB ,how can we do that? and what are the files we need to modify for changing ddr size in uboot? Ple...