IMX8MM wifi driver probing

garnetcrow — Mon, 17 Oct 2022 08:28:42 GMT

From IMX8MM android project, My board does not start wifi driver probe.

Below is edited code.

worker@sunghoji-nxp:~/i.mx8mm_release/android/device/nxp/imx8m$ git diff

diff --git a/imx8m/evk_8mm/early.init.cfg b/imx8m/evk_8mm/early.init.cfg

index 9dd16032..c0676537 100644

--- a/imx8m/evk_8mm/early.init.cfg

+++ b/imx8m/evk_8mm/early.init.cfg

@@ -1,2 +1,3 @@

# support insmod xx.ko; setprop xx xx; modeprobe

-modprobe

+modprobe -a -d vendor/lib/modules/ mlan;

+modprobe -a -d vendor/lib/modules/ moal sta_name=wlan uap_name=wlan wfd_name=p2p max_vir_bss=1 cfg80211_wext=0xf cal_data_cfg=none fw_name=sdiouartiw416_combo_v0.bin;

diff --git a/imx8m/evk_8mm/evk_8mm.mk b/imx8m/evk_8mm/evk_8mm.mk

index aff8ece2..40aedbce 100644

--- a/imx8m/evk_8mm/evk_8mm.mk

+++ b/imx8m/evk_8mm/evk_8mm.mk

@@ -327,6 +327,7 @@ PRODUCT_PACKAGES += \

# NXP 8987 WiFi Firmware

PRODUCT_COPY_FILES += \

vendor/nxp/imx-firmware/nxp/FwImage_8987/sdiouart8987_combo_v0.bin:vendor/firmware/sdiouart8987_combo_v0.bin \

+ vendor/nxp/imx-firmware/nxp/FwImage_IW416_SD/sdiouartiw416_combo_v0.bin:vendor/firmware/sdiouartiw416_combo_v0.bin \

vendor/nxp/imx-firmware/nxp/android_wifi_mod_para.conf:vendor/firmware/wifi_mod_para_sd8987.conf

worker@sunghoji-nxp:~/i.mx8mm_release/android/vendor/nxp-opensource/kernel_imx$ git diff

diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts

index 61a7f7a380e5..1f79bbe2cc70 100755

--- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts

+++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts

@@ -95,7 +95,7 @@

wakeup-source;

mmc-pwrseq = <&usdhc1_pwrseq>;

fsl,sdio-interrupt-enabled;

- status = "disabled";

+ status = "ok";

Uart log

[11:05:03.520] [ 6.532983][ T186] mlan: loading out-of-tree module taints kernel.
[11:05:03.550] [ 6.582169][ T186] wlan: Loading MWLAN driver
[11:05:03.579] [ 6.587209][ T186] wlan: Driver loaded successfully
[11:05:03.579] [ 6.594008][ T97] wlan: Register to Bus Driver...
[11:05:03.579] [ 6.599448][ T97] wlan: Register to Bus Driver Done

I think "woal_sdio_probe" did not work.

1|evk_8mm:/sys/bus/pci/drivers # lsmod
Module Size Used by
moal 720896 0
mlan 577536 1 moal

- lsmod

Re: IMX8MM wifi driver probing

Rita_Wang — Mon, 17 Oct 2022 10:53:26 GMT

For the wifi question, You'd better to create thread in the Wireless-Connectivity then you will get fast update there:

https://community.nxp.com/t5/Wireless-Connectivity/bd-p/wireless-connectivity

i.MX ProcessorsのトピックIMX8MM wifi driver probing

IMX8MM wifi driver probing

Re: IMX8MM wifi driver probing