Im looking through David Ander's article and I just dont understand whats going on when "applying diff to kernel" could you offer any assistance
On Wednesday, August 7, 2013 12:58:42 PM UTC-5, Mark Grosen wrote: > > If you want SPI in user-space, you need to mark the SPI device as "spidev" > compatible in the the dts file. See this recent article from David Anders: > http://elinux.org/BeagleBone_Black_Enable_SPIDEV > > Mark > > > Mark > > > On Wed, Aug 7, 2013 at 10:51 AM, Jacob Stockton > <[email protected]<javascript:> > > wrote: > >> Thanks Charles. Ok, we are almost where I need to be. I got all of the >> UARTs working (1,2,4,5) that I need and I have i2c-port enabled, but I >> don't see the SPI in /dev. The literature I have found says it will be >> named spi1 or spidev, but I don't see it in /dev. >> >> >> ./pingroups >> [sudo] password for ubuntu: >> registered pin groups: >> group: pinmux_userled_pins >> pin 21 (44e10854) >> pin 22 (44e10858) >> pin 23 (44e1085c) >> pin 24 (44e10860) >> >> group: pinmux_rstctl_pins >> pin 20 (44e10850) >> >> group: pinmux_i2c0_pins >> pin 98 (44e10988) >> pin 99 (44e1098c) >> >> group: pinmux_i2c2_pins >> pin 94 (44e10978) >> pin 95 (44e1097c) >> >> group: pinmux_bb_i2c1_pins >> pin 86 (44e10958) >> pin 87 (44e1095c) >> >> group: pinmux_bb_uart1_pins >> pin 97 (44e10984) >> pin 96 (44e10980) >> >> group: pinmux_bb_uart2_pins >> pin 84 (44e10950) >> pin 85 (44e10954) >> >> group: pinmux_bb_uart4_pins >> pin 28 (44e10870) >> pin 29 (44e10874) >> >> group: pinmux_bb_uart5_pins >> pin 49 (44e108c4) >> pin 48 (44e108c0) >> >> group: pinmux_bb_spi1_pins >> pin 100 (44e10990) >> pin 101 (44e10994) >> pin 102 (44e10998) >> pin 103 (44e1099c) >> >> group: pinmux_emmc2_pins >> pin 32 (44e10880) >> pin 33 (44e10884) >> pin 0 (44e10800) >> pin 1 (44e10804) >> pin 2 (44e10808) >> pin 3 (44e1080c) >> pin 4 (44e10810) >> pin 5 (44e10814) >> pin 6 (44e10818) >> pin 7 (44e1081c) >> >> group: pinmux_userled_pins >> pin 21 (44e10854) >> pin 22 (44e10858) >> pin 23 (44e1085c) >> pin 24 (44e10860) >> >> >> And... >> >> ls /dev/ >> alarm loop3 ram3 tty21 tty48 ttyS2 >> ashmem loop4 ram4 tty22 tty49 ttyS3 >> autofs loop5 ram5 tty23 tty5 ubi_ctrl >> binder loop6 ram6 tty24 tty50 uinput >> block loop7 ram7 tty25 tty51 urandom >> btrfs-control mapper ram8 tty26 tty52 usbmon0 >> bus mem ram9 tty27 tty53 usbmon1 >> char mmcblk0 random tty28 tty54 usbmon2 >> console mmcblk0boot0 rtc0 tty29 tty55 vcs >> cpu_dma_latency mmcblk0boot1 shm tty3 tty56 vcs1 >> disk mmcblk0p1 snd tty30 tty57 vcs2 >> fd mmcblk0p2 stderr tty31 tty58 vcs3 >> full net stdin tty32 tty59 vcs4 >> fuse network_latency stdout tty33 tty6 vcs5 >> i2c-0 network_throughput tty tty34 tty60 vcs6 >> i2c-1 null tty0 tty35 tty61 vcs7 >> i2c-2 ppp tty1 tty36 tty62 vcsa >> input psaux tty10 tty37 tty63 vcsa1 >> kmem ptmx tty11 tty38 tty7 vcsa2 >> kmsg pts tty12 tty39 tty8 vcsa3 >> log ram0 tty13 tty4 tty9 vcsa4 >> log_events ram1 tty14 tty40 ttyGS0 vcsa5 >> log_main ram10 tty15 tty41 ttyO0 vcsa6 >> log_radio ram11 tty16 tty42 ttyO1 vcsa7 >> log_system ram12 tty17 tty43 ttyO2 watchdog >> loop-control ram13 tty18 tty44 ttyO4 watchdog0 >> loop0 ram14 tty19 tty45 ttyO5 zero >> loop1 ram15 tty2 tty46 ttyS0 >> loop2 ram2 tty20 tty47 ttyS1 >> >> I know that UARTS are tty01, is the SPI named something similar? >> >> Thanks, >> >> Jacob >> >> -- >> For more options, visit http://beagleboard.org/discuss >> --- >> You received this message because you are subscribed to the Google Groups >> "BeagleBoard" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected] <javascript:>. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
