How i can use my RB inbuilt wifi and what will be procedure for that? Also how i can connect my board with Router using Wifi module?

Please go to below link to test the wifi : https://developer.ruggedboard.com/g1-getting-started/test-all-the-rb-interfaces-in-10-mins

root@ruggedboard-a5d2x:~# mount /dev/mmcblk1p1 /mnt

FAT-fs (mmcblk1p1): Volume was not properly unmounted. Some data may be corrupt.

root@ruggedboard-a5d2x:~# cdmmcblk1: error -84 transferring data, sector 1496780

/

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/#

root@ruggedboard-a5d2x:/# cd /mnt

root@ruggedboard-a5d2x:/mnt# ls

a5d2x-rugged_board.dtb u-boot.bin zImage

boot.bin wifi-readme.txt

root@ruggedboard-a5d2x:/mnt# cd /dmmcblk1: error -84 transferring data, sector 0

ammcblk1: error -84 transferring data, sector 14968008, nr 56, cmd response 0x90

ta

root@ruggedboard-a5d2x:/data# ls

root@ruggedboard-a5d2x:/data# mmcblk1: error -84 transferring data, sector 14960

mmcblk1: error -84 transferring data, sector 14968144, nr 32, cmd response 0x900

mmcblk1: error -84 transferring data, sector 2115592, nr 8, cmd response 0x900,0

Automatically Some errors are coming after booting

ruggedboard-a5d2x login: root

-sh: command: not found

root@ruggedboard-a5d2x:~# mmcblk1: error -84 transferring data, sector 149677280

root@ruggedboard-a5d2x:~# mount /dev/mmcblk1p1 /mnt

FAT-fs (mmcblk1p1): Volume was not properly unmounted. Some data may be corrupt.

root@ruggedboard-a5d2x:~# cd /mnt

root@ruggedboard-a5d2x:/mnt# modprobe wilc-sdio

modprobe: can't change directory to '4.9.151-linux4sam_5.8+-04823-gab4590e': Noy

root@ruggedboard-a5d2x:/mnt# cd

root@ruggedboard-a5d2x:~# mmcblk1: error -84 transferring data, sector 2122944,0

modprobe wilc-sdio

modprobe: can't change directory to '4.9.151-linux4sam_5.8+-04823-gab4590e': Noy

root@ruggedboard-a5d2x:~# modprobe wilc-sdio

modprobe: can't change directory to '4.9.151-linux4sam_5.8+-04823-gab4590e': Noy

root@ruggedboard-a5d2x:~# mmcblk1: error -84 transferring data, sector 149680720

root@ruggedboard-a5d2x:/data# <debug_uart>

U-Boot 2018.07-linux4sam_6.0-00028-g208d9c9 (Feb 19 2020 - 18:15:05 +0530)

CPU: SAMA5D27 512M bits DDR2 SDRAM

Crystal frequency: 24 MHz

CPU clock : 492 MHz

Master clock : 164 MHz

DRAM: 64 MiB

MMC: sdio-host@a0000000: 0, sdio-host@b0000000: 1

Loading Environment from FAT... *** Warning - bad CRC, using default environment

Failed (-5)

In: serial@f8020000

Out: serial@f8020000

Err: serial@f8020000

Net: eth0: ethernet@f8008000

Hit any key to stop autoboot: 0

33754 bytes read in 17 ms (1.9 MiB/s)

4092704 bytes read in 267 ms (14.6 MiB/s)

## Flattened Device Tree blob at 21000000

Booting using the fdt blob at 0x21000000

Loading Device Tree to 23b49000, end 23b543d9 ... OK

Starting kernel ...

Booting Linux on physical CPU 0x0

Linux version 4.9.151-linux4sam_5.8+-04821-g708ed45-dirty (prasanth@phytec1) (g0

CPU: ARMv7 Processor [410fc051] revision 1 (ARMv7), cr=10c53c7d

CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache

OF: fdt:Machine model: RUGGED BOARD A5D2X

cma: Failed to reserve 64 MiB

Memory policy: Data cache writeback

CPU: All CPU(s) started in SVC mode.

Built 1 zonelists in Zone order, mobility grouping off. Total pages: 16240

Kernel command line: console=ttyS0,115200 earlyprintk root=/dev/mmcblk1p2 rw rot

PID hash table entries: 256 (order: -2, 1024 bytes)

Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)

Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)

Memory: 54008K/65536K available (7168K kernel code, 215K rwdata, 1168K rodata, )

Virtual kernel memory layout:

vector : 0xffff0000 - 0xffff1000 ( 4 kB)

fixmap : 0xffc00000 - 0xfff00000 (3072 kB)

vmalloc : 0xc4800000 - 0xff800000 ( 944 MB)

lowmem : 0xc0000000 - 0xc4000000 ( 64 MB)

modules : 0xbf000000 - 0xc0000000 ( 16 MB)

.text : 0xc0008000 - 0xc0800000 (8160 kB)

.init : 0xc0a00000 - 0xc0b00000 (1024 kB)

.data : 0xc0b00000 - 0xc0b35d08 ( 216 kB)

.bss : 0xc0b35d08 - 0xc0b6cf48 ( 221 kB)

NR_IRQS:16 nr_irqs:16 16

L2C-310 ID prefetch enabled, offset 2 lines

L2C-310 dynamic clock gating enabled, standby mode enabled

L2C-310 cache controller enabled, 8 ways, 128 kB

L2C-310: CACHE_ID 0x410000c9, AUX_CTRL 0x36020000

clocksource: pit: mask: 0x7ffffff max_cycles: 0x7ffffff, max_idle_ns: 116540270s

sched_clock: 32 bits at 100 Hz, resolution 10000000ns, wraps every 214748364750s

Console: colour dummy device 80x30

Calibrating delay loop... 326.86 BogoMIPS (lpj=1634304)

pid_max: default: 32768 minimum: 301

Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)

Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)

CPU: Testing write buffer coherency: ok

Setting up static identity map for 0x20100000 - 0x20100058

devtmpfs: initialized

VFP support v0.3: implementor 41 architecture 2 part 30 variant 5 rev 1

clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 191s

futex hash table entries: 256 (order: -1, 3072 bytes)

pinctrl core: initialized pinctrl subsystem

NET: Registered protocol family 16

DMA: preallocated 256 KiB pool for atomic coherent allocations

cpuidle: using governor menu

AT91: PM: standby: standby, suspend: ulp0

clocksource: tcb_clksrc: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: s

at_xdmac f0010000.dma-controller: 16 channels, mapped at 0xc4883000

at_xdmac f0004000.dma-controller: 16 channels, mapped at 0xc4885000

AT91: Detected SoC family: sama5d2

AT91: Detected SoC: sama5d27c 64MB SiP, revision 2

VDDANA: supplied by VDDIN_3V3

advref: supplied by VDDANA

SCSI subsystem initialized

usbcore: registered new interface driver usbfs

usbcore: registered new interface driver hub

usbcore: registered new device driver usb

at91_i2c f8028000.i2c: could not find pctldev for node /ahb/apb/pinctrl@fc03800e

media: Linux media interface: v0.10

Linux video capture interface: v2.00

Advanced Linux Sound Architecture Driver Initialized.

Bluetooth: Core ver 2.22

NET: Registered protocol family 31

Bluetooth: HCI device and connection manager initialized

Bluetooth: HCI socket layer initialized

Bluetooth: L2CAP socket layer initialized

Bluetooth: SCO socket layer initialized

clocksource: Switched to clocksource tcb_clksrc

NET: Registered protocol family 2

TCP established hash table entries: 1024 (order: 0, 4096 bytes)

TCP bind hash table entries: 1024 (order: 0, 4096 bytes)

TCP: Hash tables configured (established 1024 bind 1024)

UDP hash table entries: 256 (order: 0, 4096 bytes)

UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)

NET: Registered protocol family 1

RPC: Registered named UNIX socket transport module.

RPC: Registered udp transport module.

RPC: Registered tcp transport module.

RPC: Registered tcp NFSv4.1 backchannel transport module.

workingset: timestamp_bits=14 max_order=14 bucket_order=0

squashfs: version 4.0 (2009/01/31) Phillip Lougher

jffs2: version 2.2. (NAND) (SUMMARY) �© 2001-2006 Red Hat, Inc.

JFS: nTxBlock = 421, nTxLock = 3375

io scheduler noop registered (default)

pinctrl-at91-pio4 fc038000.pinctrl: atmel pinctrl initialized

[drm] Initialized

brd: module loaded

loop: module loaded

pn54x_dev_init

atmel_usart_serial.0.auto: ttyS1 at MMIO 0xf801c000 (irq = 33, base_baud = 5125L

atmel_usart_serial.1.auto: ttyS0 at MMIO 0xf8020000 (irq = 34, base_baud = 5125L

console [ttyS0] enabled

atmel_usart_serial.2.auto: ttyS2 at MMIO 0xf8024000 (irq = 35, base_baud = 5125L

atmel_usart_serial.3.auto: ttyS3 at MMIO 0xfc008000 (irq = 39, base_baud = 5125L

atmel_usart_serial.4.auto: ttyS4 at MMIO 0xfc00c000 (irq = 40, base_baud = 5125L

atmel_qspi f0024000.spi: mx25l25645g (32768 Kbytes)

7 ofpart partitions found on MTD device f0024000.spi

Creating 7 MTD partitions on "f0024000.spi":

0x000000000000-0x000000006000 : "at91bootstrap"

0x000000006000-0x000000016000 : "bootloader env"

0x000000016000-0x000000096000 : "bootloader"

0x000000096000-0x0000000a6000 : "device tree"

0x0000000a6000-0x0000005a6000 : "kernel"

0x0000005a6000-0x0000019a6000 : "rootfs"

0x0000019a6000-0x000002000000 : "data"

atmel_spi fc018400.spi: DMA TX channel not available, SPI unable to use DMA

atmel_spi fc018400.spi: Atmel SPI Controller using PIO only

atmel_spi fc018400.spi: Using FIFO (16 data)

atmel_spi fc018400.spi: Atmel SPI Controller version 0x311 at 0xfc018400 (irq 1)

libphy: Fixed MDIO Bus: probed

CAN device driver interface

m_can fc050000.can: m_can device registered (irq=48, version=31)

libphy: MACB_mii_bus: probed

random: fast init done

Micrel KSZ8081 or KSZ8091 f8008000.ethernet-ffffffff:07: attached PHY driver [M)

macb f8008000.ethernet eth0: Cadence GEM rev 0x00020203 at 0xf8008000 irq 28 (0)

ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver

ehci-atmel: EHCI Atmel driver

ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

ohci-atmel: OHCI Atmel driver

at91_ohci 400000.ohci: USB Host Controller

at91_ohci 400000.ohci: new USB bus registered, assigned bus number 1

at91_ohci 400000.ohci: irq 18, io mem 0x00400000

usb usb1: New USB device found, idVendor=1d6b, idProduct=0001

usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1

usb usb1: Product: USB Host Controller

usb usb1: Manufacturer: Linux 4.9.151-linux4sam_5.8+-04821-g708ed45-dirty ohci_d

usb usb1: SerialNumber: at91

hub 1-0:1.0: USB hub found

hub 1-0:1.0: 2 ports detected

usbcore: registered new interface driver cdc_acm

cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters

usbcore: registered new interface driver usb-storage

usbcore: registered new interface driver usbserial

usbcore: registered new interface driver usbserial_generic

usbserial: USB Serial support registered for generic

usbcore: registered new interface driver ftdi_sio

usbserial: USB Serial support registered for FTDI USB Serial Device

usbcore: registered new interface driver option

usbserial: USB Serial support registered for GSM modem (1-port)

usbcore: registered new interface driver pl2303

usbserial: USB Serial support registered for pl2303

usbcore: registered new interface driver qcaux

usbserial: USB Serial support registered for qcaux

usbcore: registered new interface driver qcserial

usbserial: USB Serial support registered for Qualcomm USB modem

rtc rtc0: invalid alarm value: 1900-1-1 0:0:0

at91_rtc f80480b0.rtc: rtc core: registered f80480b0.rtc as rtc0

at91_rtc f80480b0.rtc: AT91 Real Time Clock driver.

i2c /dev entries driver

AT91: Starting after general reset

sama5d4_wdt f8048040.watchdog: initialized (timeout = 16 sec, nowayout = 0)

usbcore: registered new interface driver bfusb

usbcore: registered new interface driver btusb

sdhci: Secure Digital Host Controller Interface driver

sdhci: Copyright(c) Pierre Ossman

sdhci-pltfm: SDHCI platform and OF driver helper

sdhci-at91 a0000000.sdio-host: update clk mul to 39 as gck rate is 480000000 Hz

mmc0: SDHCI controller on a0000000.sdio-host [a0000000.sdio-host] using ADMA

sdhci-at91 b0000000.sdio-host: update clk mul to 39 as gck rate is 480000000 Hz

mmc1: SDHCI controller on b0000000.sdio-host [b0000000.sdio-host] using ADMA

ledtrig-cpu: registered to indicate activity on CPUs

atmel_aes f002c000.aes: version: 0x500

atmel_aes f002c000.aes: Atmel AES - Using dma0chan0, dma0chan1 for DMA transfers

atmel_sha f0028000.sha: version: 0x510

atmel_sha f0028000.sha: using dma0chan2 for DMA transfers

atmel_sha f0028000.sha: Atmel SHA1/SHA256/SHA224/SHA384/SHA512

atmel_tdes fc044000.tdes: version: 0x703

atmel_tdes fc044000.tdes: using dma0chan3, dma0chan4 for DMA transfers

atmel_tdes fc044000.tdes: Atmel DES/TDES

usbcore: registered new interface driver usbhid

usbhid: USB HID core driver

at91-sama5d2_adc fc030000.adc: setting up trigger as external_rising

at91-sama5d2_adc fc030000.adc: version: 800

NET: Registered protocol family 10

sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver

NET: Registered protocol family 17

can: controller area network core (rev 20120528 abi 9)

NET: Registered protocol family 29

can: raw protocol (rev 20120528)

can: broadcast manager protocol (rev 20161123 t)

can: netlink gateway (rev 20130117) max_hops=1

Bluetooth: HIDP (Human Interface Emulation) ver 1.2

Bluetooth: HIDP socket layer initialized

at91_i2c f8028000.i2c: can't get DMA channel, continue without DMA support

at91_i2c f8028000.i2c: Using FIFO (16 data)

at24 0-0050: 256 byte 24c02 EEPROM, writable, 8 bytes/write

at91_i2c f8028000.i2c: AT91 i2c bus driver (hw version: 0x704).

at91_rtc f80480b0.rtc: setting system clock to 2012-01-01 00:00:09 UTC (1325376)

ALSA device list:

No soundcards found.

mmc1: new high speed SDHC card at address aaaa

atmel_usart_serial atmel_usart_serial.1.auto: using dma0chan5 for rx DMA transfs

atmel_usart_serial atmel_usart_serial.1.auto: using dma0chan6 for tx DMA transfs

mmcblk1: mmc1:aaaa SL16G 14.8 GiB

mmcblk1: p1 p2

EXT4-fs (mmcblk1p2): couldn't mount as ext3 due to feature incompatibilities

EXT4-fs (mmcblk1p2): couldn't mount as ext2 due to feature incompatibilities

EXT4-fs (mmcblk1p2): recovery complete

EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null)

VFS: Mounted root (ext4 filesystem) on device 179:2.

devtmpfs: mounted

Freeing unused kernel memory: 1024K

starting pid 116, tty '': '/bin/mount -t proc proc /proc'

starting pid 117, tty '': '/bin/mount -t sysfs sysfs /sys'

starting pid 118, tty '': '/bin/mount -t devtmpfs devtmpfs /dev'

mount: mounting devtmpfs on /dev failed: Resource busy

starting pid 119, tty '': '/bin/mount -o remount,rw /'

EXT4-fs (mmcblk1p2): re-mounted. Opts: data=ordered

starting pid 120, tty '': '/bin/mkdir -p /dev/pts'

starting pid 121, tty '': '/bin/mount -t devpts devpts /dev/pts'

ctrl_interface=/var/run/wpa_supplicant

ctrl_interface_group=0

update_config=1

network={

ssid="SN8"

proto=WPA2

key_mgmt=WPA-PSK

psk="cool@4689"

}

~

~

~

~

~

~

~

~

~

~

~

~

~

root@ruggedboard-a5d2x:~# wpa_supplicant -B -Dnl80211 -i wlan0 -c /mnt/wpa_suppl

icant.conf

Successfully initialized wpa_supplicant

Could not read interface wlan0 flags: No such device

nl80211: Driver does not support authentication/association or connect commands

nl80211: deinit ifname=wlan0 disabled_11b_rates=0

Could not read interface wlan0 flags: No such device

wlan0: Failed to initialize driver interface

root@ruggedboard-a5d2x:~# udhcpc -i wlan0

udhcpc: SIOCGIFINDEX: No such device

root@ruggedboard-a5d2x:~# udhcpc -i wlan0 up

udhcpc: SIOCGIFINDEX: No such device

root@ruggedboard-a5d2x:~# random: crng init done

root@ruggedboard-a5d2x:~# ping google.com

ping: bad address 'google.com'

root@ruggedboard-a5d2x:~# dmesg | grep mmc

Kernel command line: console=ttyS0,115200 earlyprintk root=/dev/mmcblk1p2 rw rot

mmc0: SDHCI controller on a0000000.sdio-host [a0000000.sdio-host] using ADMA

mmc1: SDHCI controller on b0000000.sdio-host [b0000000.sdio-host] using ADMA

mmc1: new high speed SDHC card at address aaaa

mmcblk1: mmc1:aaaa SL16G 14.8 GiB

mmcblk1: p1 p2

EXT4-fs (mmcblk1p2): couldn't mount as ext3 due to feature incompatibilities

EXT4-fs (mmcblk1p2): couldn't mount as ext2 due to feature incompatibilities

EXT4-fs (mmcblk1p2): recovery complete

EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null)

EXT4-fs (mmcblk1p2): re-mounted. Opts: data=ordered

FAT-fs (mmcblk1p1): Volume was not properly unmounted. Some data may be corrupt.

root@ruggedboard-a5d2x:~# modprobe wilc-sdio

modprobe: can't change directory to '4.9.151-linux4sam_5.8+-04821-g708ed45-dirty

root@ruggedboard-a5d2x:~# ifconfig

root@ruggedboard-a5d2x:~#

Hi Ganesh Thanks For your Problem now i am able to use wifi module

Thank you Sir,Now issue is solved.