STM32 MPUs Products and hardware related

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Resolved! barebox I2C4 access

Hello,we try to access the I2C4-Bus under barebox, we use:CPU: STM32MP151CAA Rev.ZTF-A: v2.4-r1.0-nofip(release):b5d0088b9-dirtybarebox: barebox 2021.04.0-02204-gaa9b7b34b8e-dirtyIn the TF-A the I2C4 is unlocked by: DECPROT(STM32MP1_ETZPC_I2C4_ID, DE...

RGlie.1 by Associate II
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Can not controll GPIO from Kernel Space

Hello i wanted to use the GPIOLib to control my pin manualy. so i added this in my device tree.&usart3 { pinctrl-names = "default", "sleep", "idle"; pinctrl-0 = <&usart3_pins_c>; pinctrl-1 = <&usart3_sleep_pins_c>; pinctrl-2 = <&usart3_idle_pins_c>; ...

SAman.1 by Associate III
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"stm32-usart 4000f000.serial: failed to get alias id, errno -19" and additional likely related error output to std-out

I've noticed when booting one of our board designs with a STM32MP157C in openstlinux-5.4-dunfell-mp1-20-11-12 with Weston Wayland under the STM32MP157-Ecosystem-v2.1.0 that multiple times when the kernel is loading I'll see the following messages out...

KWatt.2 by Associate
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