Hi, 

 

How i can find information for set the fex file, kernel, etc. etc.

for use the spi in userspace?

 

root@orangepipc:~# uname -a
Linux orangepipc 4.10.0-sun8i #5 SMP Tue Feb 14 02:53:01 CET 2017 armv7l armv7l armv7l GNU/Linux

 

root@orangepipc:~# lsmod
Module                  Size  Used by
sun4i_codec            28243  3
rt2800usb              16226  0
sun8i_codec_analog     13766  1
rt2800lib              57122  1 rt2800usb
snd_soc_core          115473  2 sun4i_codec,sun8i_codec_analog
snd_pcm_dmaengine       4221  1 snd_soc_core
rt2x00usb               9245  1 rt2800usb
rt2x00lib              34437  3 rt2800lib,rt2800usb,rt2x00usb
mac80211              324953  3 rt2800lib,rt2x00lib,rt2x00usb
snd_pcm                70145  2 snd_pcm_dmaengine,snd_soc_core
input_leds              2724  0
ir_lirc_codec           4630  0
evdev                   9979  0
cfg80211              192770  2 rt2x00lib,mac80211
lirc_dev                8351  1 ir_lirc_codec
rfkill                 10928  3 cfg80211
sunxi_cir               3825  0
sun8i_ths               3134  0
cpufreq_dt              3522  0
thermal_sys            43232  2 cpufreq_dt,sun8i_ths
uio_pdrv_genirq         3354  0
uio                     8012  1 uio_pdrv_genirq
gpio_keys               8517  0
spidev                  6382  0
uas                    11678  0

orangepipc.fex

[spi0]
spi_used = 1
spi_cs_bitmap = 1
spi_mosi = port:PC00<3><default><default><default>
spi_miso = port:PC01<3><default><default><default>
spi_sclk = port:PC02<3><default><default><default>
spi_cs0 = port:PC03<3><1><default><default>

[spi1]
spi_used = 0
spi_cs_bitmap = 1
spi_cs0 = port:PA13<2><1><default><default>
spi_sclk = port:PA14<2><default><default><default>
spi_mosi = port:PA15<2><default><default><default>
spi_miso = port:PA16<2><default><default><default>

[spi_devices]
spi_dev_num = 1

[spi_board0]
modalias = "spidev"
max_speed_hz = 33000000
bus_num = 0
chip_select = 0
mode = 0
full_duplex = 1
manual_cs = 0

 

root@orangepipc:~# ls /dev/spi*
ls: cannot access '/dev/spi*': No such file or directory

 

i don't see in /dev any spidevx.0 device

 

 

armbianmonitor -u   -------------   http://sprunge.us/OCaP

 

 

 

 

 

You're using mainline kernel (4.10) so the fex is not used anymore.

 

You'll have to use some device tree overlays (search the forum for that)