Also do you have any other application to test the SDIO communication ??? tests/subsys/sd/sdiois a good place to start to verify basic SDIO commands work. Beyond that, work is ongoing to support the 1DX module within Zephyr- I have tested the iMXRT1170 using internal enablement for this...
[ 1.589740] wifi_platform_bus_enumerate device present 1 [ 1.589770] === Card detection to detect SDIO card! === [ 1.589793] mmc1:mmc host rescan start! [ 1.806204] rk_sdmmc: BOOT dw_mci_setup_bus: argue clk_mmc workaround out 800000Hz for init[mmc1] [ 1.855418] mmc_host mmc1:...