[Buildroot] [PATCH v3 4/4] configs/stm32mp157c-dk2: add support for wifi
Bartosz Bilas
b.bilas at grinn-global.com
Mon Oct 12 14:49:01 UTC 2020
Hi Shlomi,
On 10.10.2020 22:48, Shlomi Vaknin wrote:
> Hi Bartek,
>
> I did as you said and it didn't work. Here are the steps I did:
>
> 1. I changed as you said - didn't work.
> 2. I flashed the original image from st - works.
> 3. I flashed again the buildroot image - works.
> 4. I did hard reset - not working.
>
> Can you verify that you have this experience?
Let's put this topic off for now because it blocks the rest of the
patches that look good and can be merged. I need more time to check what
exactly is going on with this wlan module.
Best
Bartek
>
> בתאריך שבת, 10 באוק׳ 2020 ב-22:01 מאת Bartosz Bilas
> <b.bilas at grinn-global.com <mailto:b.bilas at grinn-global.com>>:
>
> Hi Shlomi,
>
> On 10.10.2020 17:41, Bartosz Bilas wrote:
>>
>> Hello Shlomi,
>>
>> On 09.10.2020 21:13, Shlomi Vaknin wrote:
>>> HI!
>>>
>>> According to u-boot I have the same revision as you. Could you
>>> try the formal version from st:
>>> https://www.st.com/en/embedded-software/stm32mp1starter.html ? I
>>> flashed it and the wifi worked. Just to be sure that there is no
>>> issue or something else with your board.
>>>
>>> Best
>>> Shlomi
>>>
>> I've used:
>>
>> ST OpenSTLinux - Weston - (A Yocto Project Based Distro)
>> 3.1-openstlinux-5.4-dunfell-mp1-20-06-24 stm32mp1 ttySTM0
>>
>> and everything seems to be ok
>>
>> root at stm32mp1:~# ifconfig -a
>> eth0 Link encap:Ethernet HWaddr 00:80:E1:42:56:44
>> UP BROADCAST MULTICAST MTU:1500 Metric:1
>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>> Interrupt:48 Base address:0x4000
>>
>> lo Link encap:Local Loopback
>> inet addr:127.0.0.1 Mask:255.0.0.0
>> inet6 addr: ::1/128 Scope:Host
>> UP LOOPBACK RUNNING MTU:65536 Metric:1
>> RX packets:80 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:80 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:6080 (5.9 KiB) TX bytes:6080 (5.9 KiB)
>>
>> usb0 Link encap:Ethernet HWaddr 4E:12:37:C3:7B:6C
>> UP BROADCAST MULTICAST MTU:1500 Metric:1
>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>
>> wlan0 Link encap:Ethernet HWaddr 10:98:C3:5F:FB:F9
>> BROADCAST MULTICAST MTU:1500 Metric:1
>> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>> collisions:0 txqueuelen:1000
>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>
>> I'm gonna double-check one more time what's wrong with
>> buildroot's image though.
>>
>> Best
>> Bartek
>
> I've got this working fine, I had to add
> BR2_PACKAGE_MURATA_CYW_FW_CYW43430 instead of
> BR2_PACKAGE_LINUX_FIRMWARE_BRCM_BCM43XXX as I mentioned before, I
> also added BR2_PACKAGE_WPA_SUPPLICANT_PASSPHRASE
>
> and I've successfully connected with my wifi network.
>
> # ifconfig
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 Mask:255.0.0.0
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:65536 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>
> wlan0 Link encap:Ethernet HWaddr 10:98:C3:5F:FB:F9
> inet addr:192.168.10.110 Bcast:192.168.10.255
> Mask:255.255.255.0
> inet6 addr: fd3a:e7f5:fc04:0:1298:c3ff:fe5f:fbf9/64
> Scope:Global
> inet6 addr: fe80::1298:c3ff:fe5f:fbf9/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:8 errors:0 dropped:0 overruns:0 frame:0
> TX packets:12 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:1624 (1.5 KiB) TX bytes:1988 (1.9 KiB)
>
> # ping google.com <http://google.com>
> PING google.com <http://google.com> (216.58.215.78): 56 data bytes
> 64 bytes from 216.58.215.78 <http://216.58.215.78>: seq=0 ttl=116
> time=29.594 ms
> 64 bytes from 216.58.215.78 <http://216.58.215.78>: seq=1 ttl=116
> time=39.401 ms
> ^C
> --- google.com <http://google.com> ping statistics ---
> 2 packets transmitted, 2 packets received, 0% packet loss
> round-trip min/avg/max = 29.594/34.497/39.401 ms
>
>
> Could you verify if it works well on your device?
>
>>> בתאריך יום ו׳, 9 באוק׳ 2020 ב-19:49 מאת Bartosz Bilas
>>> <b.bilas at grinn-global.com <mailto:b.bilas at grinn-global.com>>:
>>>
>>> Hello Shlomi,
>>>
>>> On 08.10.2020 22:45, Shlomi Vaknin wrote:
>>>> Hi Bartek,
>>>>
>>>> I pulled the latest commits, downloaded my patches from
>>>> patchwork and applied them. Then, I started a new out of
>>>> tree build and everything is working. You can find my
>>>> sdcard image here:
>>>> https://drive.google.com/drive/folders/1_FwVtw70iPS_hz7yFiiOlhXiUKlsi9bH?usp=sharing
>>>>
>>>> This problem is very strange. Maybe you can check if your
>>>> board's wifi is working with an image that is known to
>>>> work? Maybe the formal image from st?
>>>>
>>>> Regards,
>>>> Shlomi
>>>>
>>> I've tested your image but the result is the same, see:
>>>
>>> [ 129.691504] cfg80211: Loading compiled-in X.509
>>> certificates for regulatory database
>>> [ 129.740878] cfg80211: Loaded X.509 cert 'sforshee:
>>> 00b28ddf47aef9cea7'
>>> # [ 129.804593] brcmfmac: brcmf_fw_alloc_request: using
>>> brcm/brcmfmac43430-sdio for chip BCM43430/1
>>> [ 130.885129] brcmfmac: brcmf_sdio_htclk: HT Avail timeout
>>> (1000000): clkctl 0x50
>>> [ 131.911135] brcmfmac: brcmf_sdio_htclk: HT Avail timeout
>>> (1000000): clkctl 0x50
>>>
>>> My board is:
>>>
>>> CPU: STM32MP157CAC Rev.B
>>> Model: STMicroelectronics STM32MP157C-DK2 Discovery Board
>>> Board: stm32mp1 in trusted mode (st,stm32mp157c-dk2)
>>> Board: MB1272 Var2.0 Rev.C-01
>>> DRAM: 512 MiB
>>>
>>> Best
>>> Bartek
>>>> בתאריך יום ה׳, 8 באוק׳ 2020 ב-20:31 מאת Bartosz Bilas
>>>> <b.bilas at grinn-global.com
>>>> <mailto:b.bilas at grinn-global.com>>:
>>>>
>>>> Hi Shlomi,
>>>>
>>>> On 07.10.2020 22:16, Shlomi Vaknin wrote:
>>>>> Hi Bartek,
>>>>>
>>>>> That is very strange, since it works for me:
>>>>>
>>>>> #############################################################################################################################
>>>>> Starting mdev... OK
>>>>> [ 4.168709] cfg80211: Loading compiled-in X.509
>>>>> certificates for regulatory database
>>>>> [ 4.224122] cfg80211: Loaded X.509 cert 'sforshee:
>>>>> 00b28ddf47aef9cea7'
>>>>> [ 4.288641] brcmfmac: brcmf_fw_alloc_request: using
>>>>> brcm/brcmfmac43430-sdio for chip BCM43430/1
>>>>> [ 4.486998] brcmfmac: brcmf_fw_alloc_request: using
>>>>> brcm/brcmfmac43430-sdio for chip BCM43430/1
>>>>> [ 4.501649] brcmfmac: brcmf_c_process_clm_blob: no
>>>>> clm_blob available (err=-2), device may have limited
>>>>> channels available
>>>>> [ 4.536998] brcmfmac: brcmf_c_preinit_dcmds:
>>>>> Firmware: BCM43430/1 wl0: Oct 23 2017 03:55:53 version
>>>>> 7.45.98.38 (r674442 CY) FWID 01-e58d219f
>>>>>
>>>>> # ifconfig -a
>>>>> eth0 Link encap:Ethernet HWaddr 00:80:E1:42:58:DB
>>>>> BROADCAST MULTICAST MTU:1500 Metric:1
>>>>> RX packets:0 errors:0 dropped:0 overruns:0
>>>>> frame:0
>>>>> TX packets:0 errors:0 dropped:0 overruns:0
>>>>> carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>> Interrupt:49 Base address:0xe000
>>>>>
>>>>> lo Link encap:Local Loopback
>>>>> inet addr:127.0.0.1 Mask:255.0.0.0
>>>>> inet6 addr: ::1/128 Scope:Host
>>>>> UP LOOPBACK RUNNING MTU:65536 Metric:1
>>>>> RX packets:0 errors:0 dropped:0 overruns:0
>>>>> frame:0
>>>>> TX packets:0 errors:0 dropped:0 overruns:0
>>>>> carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>>
>>>>> sit0 Link encap:IPv6-in-IPv4
>>>>> NOARP MTU:1480 Metric:1
>>>>> RX packets:0 errors:0 dropped:0 overruns:0
>>>>> frame:0
>>>>> TX packets:0 errors:0 dropped:0 overruns:0
>>>>> carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>>
>>>>> wlan0 Link encap:Ethernet HWaddr 00:9D:6B:A6:BC:BA
>>>>> BROADCAST MULTICAST MTU:1500 Metric:1
>>>>> RX packets:0 errors:0 dropped:0 overruns:0
>>>>> frame:0
>>>>> TX packets:0 errors:0 dropped:0 overruns:0
>>>>> carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>> #############################################################################################################################
>>>>>
>>>>> The nvram configuration file was directly copied from
>>>>> the bsp layer of st in yocto (dunfell):
>>>>> https://github.com/STMicroelectronics/meta-st-stm32mp/blob/dunfell/recipes-kernel/linux-firmware/linux-firmware/brcmfmac43430-sdio.txt
>>>>>
>>>>> Regards,
>>>>> Shlomi
>>>> So in that case we have to clarify our environments.
>>>> Have you tested using the latest master branch or is it
>>>> some tagged version? Could you do a clean build once
>>>> again to be sure that you don't use any cached things?
>>>> If you were able to attach your sdcard image I would
>>>> test it using my device and check if it really works
>>>> because I don't see what could be wrong with that
>>>> series. I don't think that ST has changed something
>>>> between HW revision but I'm not able to locate on PCB
>>>> what revision exactly is my board (I guess ST hasn't
>>>> written it on the soldermask).
>>>>
>>>>
>>>> Best
>>>> Bartek
>>>>>
>>>>> בתאריך יום ד׳, 7 באוק׳ 2020 ב-22:27 מאת Bartosz
>>>>> Bilas <b.bilas at grinn-global.com
>>>>> <mailto:b.bilas at grinn-global.com>>:
>>>>>
>>>>> Hi Shlomi,
>>>>>
>>>>> On 07.10.2020 21:13, Bartosz Bilas wrote:
>>>>> >
>>>>> > Hi Shlomi,
>>>>> >
>>>>> > On 07.10.2020 16:49, Shlomi Vaknin wrote:
>>>>> >> Adding support for wifi for stm32mp157c-dk2 is
>>>>> achieved by using
>>>>> >> another dts which includes the bindings for the
>>>>> wifi module.
>>>>> >> In addition, a txt file for the wifi firmware
>>>>> was added.
>>>>> >> This was copied from the yocto bsp layer of st.
>>>>> >>
>>>>> >> Signed-off-by: Shlomi
>>>>> Vaknin<shlomi.39sd at gmail.com
>>>>> <mailto:shlomi.39sd at gmail.com>>
>>>>> >> ---
>>>>> >> .../stm32mp157c-dk2/linux.config
>>>>> | 4 +-
>>>>> >> .../overlay/boot/extlinux/extlinux.conf
>>>>> | 2 +-
>>>>> >> .../brcmfmac43430-sdio.st
>>>>> <http://brcmfmac43430-sdio.st>,stm32mp157c-dk2.txt
>>>>> | 59 +++++++++++++++++++
>>>>> >> .../stm32mp157c-dk2/stm32mp157c-dk2-wifi.dts |
>>>>> 32 ++++++++++
>>>>> >> configs/stm32mp157c_dk2_defconfig
>>>>> | 7 ++-
>>>>> >> 5 files changed, 100 insertions(+), 4
>>>>> deletions(-)
>>>>> >> create mode 100644
>>>>> board/stmicroelectronics/stm32mp157c-dk2/overlay/lib/firmware/brcm/brcmfmac43430-sdio.st
>>>>> <http://brcmfmac43430-sdio.st>,stm32mp157c-dk2.txt
>>>>> >> create mode 100644
>>>>> board/stmicroelectronics/stm32mp157c-dk2/stm32mp157c-dk2-wifi.dts
>>>>> >>
>>>>> >> diff --git
>>>>> a/board/stmicroelectronics/stm32mp157c-dk2/linux.config
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/linux.config
>>>>> >> index c03eb748b4..4beee3a708 100644
>>>>> >> ---
>>>>> a/board/stmicroelectronics/stm32mp157c-dk2/linux.config
>>>>> >> +++
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/linux.config
>>>>> >> @@ -24,8 +24,6 @@ CONFIG_HIGHMEM=y
>>>>> >> CONFIG_FORCE_MAX_ZONEORDER=12
>>>>> >> CONFIG_SECCOMP=y
>>>>> >> # CONFIG_ATAGS is not set
>>>>> >> -CONFIG_ZBOOT_ROM_TEXT=0x0
>>>>> >> -CONFIG_ZBOOT_ROM_BSS=0x0
>>>>> >> CONFIG_ARM_APPENDED_DTB=y
>>>>> >> CONFIG_ARM_ATAG_DTB_COMPAT=y
>>>>> >> CONFIG_VFP=y
>>>>> >> @@ -45,6 +43,7 @@ CONFIG_UNIX=y
>>>>> >> CONFIG_INET=y
>>>>> >> CONFIG_CAN=y
>>>>> >> CONFIG_CAN_M_CAN=y
>>>>> >> +CONFIG_CFG80211=m
>>>>> >> CONFIG_DEVTMPFS=y
>>>>> >> CONFIG_DEVTMPFS_MOUNT=y
>>>>> >> CONFIG_SIMPLE_PM_BUS=y
>>>>> >> @@ -66,6 +65,7 @@ CONFIG_SMSC911X=y
>>>>> >> CONFIG_STMMAC_ETH=y
>>>>> >> CONFIG_DWMAC_DWC_QOS_ETH=y
>>>>> >> CONFIG_MDIO_BITBANG=y
>>>>> >> +CONFIG_BRCMFMAC=m
>>>>> >> CONFIG_INPUT_JOYDEV=y
>>>>> >> CONFIG_INPUT_EVDEV=y
>>>>> >> CONFIG_INPUT_TOUCHSCREEN=y
>>>>> >> diff --git
>>>>> a/board/stmicroelectronics/stm32mp157c-dk2/overlay/boot/extlinux/extlinux.conf
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/overlay/boot/extlinux/extlinux.conf
>>>>> >> index 5b7f56ee77..a6595971a8 100644
>>>>> >> ---
>>>>> a/board/stmicroelectronics/stm32mp157c-dk2/overlay/boot/extlinux/extlinux.conf
>>>>> >> +++
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/overlay/boot/extlinux/extlinux.conf
>>>>> >> @@ -1,4 +1,4 @@
>>>>> >> label stm32mp157c-dk2-buildroot
>>>>> >> kernel /boot/zImage
>>>>> >> - devicetree /boot/stm32mp157c-dk2.dtb
>>>>> >> + devicetree /boot/stm32mp157c-dk2-wifi.dtb
>>>>> >> append root=/dev/mmcblk0p4 rootwait
>>>>> >> diff --git
>>>>> a/board/stmicroelectronics/stm32mp157c-dk2/overlay/lib/firmware/brcm/brcmfmac43430-sdio.st
>>>>> <http://brcmfmac43430-sdio.st>,stm32mp157c-dk2.txt
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/overlay/lib/firmware/brcm/brcmfmac43430-sdio.st
>>>>> <http://brcmfmac43430-sdio.st>,stm32mp157c-dk2.txt
>>>>> >> new file mode 100644
>>>>> >> index 0000000000..b36de8837f
>>>>> >> --- /dev/null
>>>>> >> +++
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/overlay/lib/firmware/brcm/brcmfmac43430-sdio.st
>>>>> <http://brcmfmac43430-sdio.st>,stm32mp157c-dk2.txt
>>>>> >> @@ -0,0 +1,59 @@
>>>>> >> +# NVRAM file for BCM943430WLSELG
>>>>> >> +# 2.4 GHz, 20 MHz BW mode
>>>>> >> +
>>>>> >> +# The following parameter values are just
>>>>> placeholders, need to be updated.
>>>>> >> +manfid=0x2d0
>>>>> >> +prodid=0x0726
>>>>> >> +vendid=0x14e4
>>>>> >> +devid=0x43e2
>>>>> >> +boardtype=0x0726
>>>>> >> +boardrev=0x1202
>>>>> >> +boardnum=22
>>>>> >> +macaddr=00:90:4c:c5:12:38
>>>>> >> +sromrev=11
>>>>> >> +boardflags=0x00404201
>>>>> >> +boardflags3=0x08000000
>>>>> >> +xtalfreq=37400
>>>>> >> +#xtalfreq=19200
>>>>> >> +nocrc=1
>>>>> >> +ag0=255
>>>>> >> +aa2g=1
>>>>> >> +ccode=ALL
>>>>> >> +
>>>>> >> +pa0itssit=0x20
>>>>> >> +extpagain2g=0
>>>>> >> +
>>>>> >> +#PA parameters for 2.4GHz, measured at CHIP OUTPUT
>>>>> >> +pa2ga0=-168,7161,-820
>>>>> >> +AvVmid_c0=0x0,0xc8
>>>>> >> +cckpwroffset0=5
>>>>> >> +
>>>>> >> +# PPR params
>>>>> >> +maxp2ga0=84
>>>>> >> +txpwrbckof=6
>>>>> >> +cckbw202gpo=0
>>>>> >> +legofdmbw202gpo=0x66111111
>>>>> >> +mcsbw202gpo=0x77711111
>>>>> >> +propbw202gpo=0xdd
>>>>> >> +
>>>>> >> +# OFDM IIR :
>>>>> >> +ofdmdigfilttype=18
>>>>> >> +ofdmdigfilttypebe=18
>>>>> >> +# PAPD mode:
>>>>> >> +papdmode=1
>>>>> >> +papdvalidtest=1
>>>>> >> +pacalidx2g=32
>>>>> >> +papdepsoffset=-36
>>>>> >> +papdendidx=61
>>>>> >> +
>>>>> >> +il0macaddr=00:90:4c:c5:12:38
>>>>> >> +wl0id=0x431b
>>>>> >> +
>>>>> >> +deadman_to=0xffffffff
>>>>> >> +# muxenab: 0x1 for UART enable, 0x2 for GPIOs,
>>>>> 0x8 for JTAG
>>>>> >> +muxenab=0x1
>>>>> >> +# CLDO PWM voltage settings - 0x4 - 1.1 volt
>>>>> >> +#cldo_pwm=0x4
>>>>> >> +
>>>>> >> +#VCO freq 326.4MHz
>>>>> >> +spurconfig=0x3
>>>>> >> diff --git
>>>>> a/board/stmicroelectronics/stm32mp157c-dk2/stm32mp157c-dk2-wifi.dts
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/stm32mp157c-dk2-wifi.dts
>>>>> >> new file mode 100644
>>>>> >> index 0000000000..89747d2b5f
>>>>> >> --- /dev/null
>>>>> >> +++
>>>>> b/board/stmicroelectronics/stm32mp157c-dk2/stm32mp157c-dk2-wifi.dts
>>>>> >> @@ -0,0 +1,32 @@
>>>>> >> +/dts-v1/;
>>>>> >> +
>>>>> >> +#include "stm32mp157c-dk2.dts"
>>>>> >> +
>>>>> >> +/ {
>>>>> >> + wifi_pwrseq: wifi-pwrseq {
>>>>> >> + compatible = "mmc-pwrseq-simple";
>>>>> >> + reset-gpios = <&gpioh 4
>>>>> GPIO_ACTIVE_LOW>;
>>>>> >> + };
>>>>> >> +};
>>>>> >> +
>>>>> >> +/* Wifi */
>>>>> >> +&sdmmc2 {
>>>>> >> + arm,primecell-periphid = <0x10153180>;
>>>>> >> + pinctrl-names = "default", "opendrain",
>>>>> "sleep";
>>>>> >> + pinctrl-0 = <&sdmmc2_b4_pins_a>;
>>>>> >> + pinctrl-1 = <&sdmmc2_b4_od_pins_a>;
>>>>> >> + pinctrl-2 = <&sdmmc2_b4_sleep_pins_a>;
>>>>> >> + non-removable;
>>>>> >> + st,neg-edge;
>>>>> >> + bus-width = <4>;
>>>>> >> + vmmc-supply = <&v3v3>;
>>>>> >> + mmc-pwrseq = <&wifi_pwrseq>;
>>>>> >> + #address-cells = <1>;
>>>>> >> + #size-cells = <0>;
>>>>> >> + status = "okay";
>>>>> >> +
>>>>> >> + brcmf: bcrmf at 1 {
>>>>> >> + reg = <1>;
>>>>> >> + compatible = "brcm,bcm4329-fmac";
>>>>> >> + };
>>>>> >> +};
>>>>> >> diff --git a/configs/stm32mp157c_dk2_defconfig
>>>>> b/configs/stm32mp157c_dk2_defconfig
>>>>> >> index bf7b9868b1..9c2e436244 100644
>>>>> >> --- a/configs/stm32mp157c_dk2_defconfig
>>>>> >> +++ b/configs/stm32mp157c_dk2_defconfig
>>>>> >> @@ -9,8 +9,13 @@
>>>>> BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="5.8.13"
>>>>> >> BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
>>>>> >>
>>>>> BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/stmicroelectronics/stm32mp157c-dk2/linux.config"
>>>>> >> BR2_LINUX_KERNEL_DTS_SUPPORT=y
>>>>> >> -BR2_LINUX_KERNEL_INTREE_DTS_NAME="stm32mp157c-dk2"
>>>>> >>
>>>>> +BR2_LINUX_KERNEL_CUSTOM_DTS_PATH="board/stmicroelectronics/stm32mp157c-dk2/stm32mp157c-dk2-wifi.dts"
>>>>> >> BR2_LINUX_KERNEL_INSTALL_TARGET=y
>>>>> >> +BR2_PACKAGE_LINUX_FIRMWARE=y
>>>>> >> +BR2_PACKAGE_LINUX_FIRMWARE_BRCM_BCM43XXX=y
>>>>> >> +BR2_PACKAGE_WIRELESS_REGDB=y
>>>>> >> +BR2_PACKAGE_WPA_SUPPLICANT=y
>>>>> >> +BR2_PACKAGE_WPA_SUPPLICANT_CLI=y
>>>>> >> BR2_TARGET_ROOTFS_EXT2=y
>>>>> >> BR2_TARGET_ROOTFS_EXT2_4=y
>>>>> >> BR2_TARGET_ROOTFS_EXT2_SIZE="120M"
>>>>>
>>>>> I suggest to add
>>>>> BR2_ROOTFS_DEVICE_CREATION_DYNAMIC_MDEV to load
>>>>> firmware and driver automatically on boot.
>>>>>
>>>>> Unfortunately it doesn't work for me, see:
>>>>>
>>>>> [ 4.186415] cfg80211: Loading compiled-in X.509
>>>>> certificates for
>>>>> regulatory database
>>>>> [ 4.237180] cfg80211: Loaded X.509 cert
>>>>> 'sforshee: 00b28ddf47aef9cea7'
>>>>> [ 4.300765] brcmfmac: brcmf_fw_alloc_request:
>>>>> using
>>>>> brcm/brcmfmac43430-sdio for chip BCM43430/1
>>>>> [ 5.389412] brcmfmac: brcmf_sdio_htclk: HT
>>>>> Avail timeout (1000000):
>>>>> clkctl 0x50
>>>>> [ 6.407710] brcmfmac: brcmf_sdio_htclk: HT
>>>>> Avail timeout (1000000):
>>>>> clkctl 0x50
>>>>>
>>>>> Google says that it could be due to wrong nvram
>>>>> file configuration but I
>>>>> assume that you have run it successfully?
>>>>>
>>>>> # ifconfig -a
>>>>> eth0 Link encap:Ethernet HWaddr 00:80:E1:42:56:44
>>>>> BROADCAST MULTICAST MTU:1500 Metric:1
>>>>> RX packets:0 errors:0 dropped:0
>>>>> overruns:0 frame:0
>>>>> TX packets:0 errors:0 dropped:0
>>>>> overruns:0 carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>> Interrupt:49 Base address:0xe000
>>>>>
>>>>> lo Link encap:Local Loopback
>>>>> inet addr:127.0.0.1 Mask:255.0.0.0
>>>>> inet6 addr: ::1/128 Scope:Host
>>>>> UP LOOPBACK RUNNING MTU:65536 Metric:1
>>>>> RX packets:0 errors:0 dropped:0
>>>>> overruns:0 frame:0
>>>>> TX packets:0 errors:0 dropped:0
>>>>> overruns:0 carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>>
>>>>> sit0 Link encap:IPv6-in-IPv4
>>>>> NOARP MTU:1480 Metric:1
>>>>> RX packets:0 errors:0 dropped:0
>>>>> overruns:0 frame:0
>>>>> TX packets:0 errors:0 dropped:0
>>>>> overruns:0 carrier:0
>>>>> collisions:0 txqueuelen:1000
>>>>> RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
>>>>>
>>>>> #
>>>>>
>>>>> As you can see there is no wlan0 interface.
>>>>>
>>>>> Best
>>>>> Bartek
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> buildroot mailing list
>>>>> buildroot at busybox.net <mailto:buildroot at busybox.net>
>>>>> http://lists.busybox.net/mailman/listinfo/buildroot
>>>>
>>
>> _______________________________________________
>> buildroot mailing list
>> buildroot at busybox.net <mailto:buildroot at busybox.net>
>> http://lists.busybox.net/mailman/listinfo/buildroot
>
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