Ronnieroy

#HowTo release #GPIO interfaces for Cortex-M7 on i.MX8MP platform👇

1. Comment out the pinmux (pin multiplexing) configuration;
2. Comment out all device nodes that reference the GPIO.

Click the link below for details:
https://www.forlinx.net/industrial-news/imx8mp-m7-gpio-release-linux-pinmux-769.html

How to Release GPIO for Cortex-M7 on i.MX8MP (Avoid A53 Resource Conflicts) - Blog - Forlinx Embedded Technology Co., Ltd.

Learn how to release GPIO pins from Linux on i.MX8MP so the Cortex-M7 can use them safely for control and interrupts without A53 conflicts.

Jan 15 at 8:36amWeb