Robert, Please disregard. I realized my mistake -- I was not changing the value, only the commented line.. I have since got it to do what it's told!
debian@beaglebone:~$ sudo show-pins | grep spi > P9.31 / hdmi audio clk 100 fast rx up 3 spi 1 clk > spi@481a0000 (pinmux_bb_spi1_pins) > P9.29 / hdmi audio fs 101 fast up 3 spi 1 d0 miso > spi@481a0000 (pinmux_bb_spi1_pins) > P9.30 102 fast rx up 3 spi 1 d1 mosi > spi@481a0000 (pinmux_bb_spi1_pins) > P9.28 / hdmi audio data 103 fast up 3 spi 1 cs 0 > spi@481a0000 (pinmux_bb_spi1_pins) > My issue now is that I believe the spidev library is still trying to access P9_30 as MOSI and P9_29 as MISO. This is my guess anyways. On Thursday, August 29, 2019 at 1:23:38 PM UTC-6, [email protected] wrote: > > While attempting to use the SPI1 pins, I have had trouble in configuring > the pins. I had it working after updating to the 4.19.50-ti-rt-r25 kernel, > but then it mysteriously stopped working. I believe it stopped when I > included the BB-I2C2-00A0.dtbo file in the uBoot, but I can't be sure. > > Here's where the error happens: > debian@beaglebone:~$ config-pin -a 928 spi_cs > P9_28 pinmux file not found! > bash: /sys/devices/platform/ocp/ocp*P9_28_pinmux/state: No such file or > directory > Cannot write pinmux file: /sys/devices/platform/ocp/ocp*P9_28_pinmux/state > > When I look for this P9_28 file in the ocp directory, I do not see 9_28, > 9_29, 9_30, nor 9_31 pinmux. > drwxrwxr-x 3 root gpio 0 Aug 23 15:14 ocp:P9_27_pinmux > drwxrwxr-x 3 root gpio 0 Aug 23 15:14 ocp:P9_41_pinmux > It skips right over. > > debian@beaglebone:~$ uname -r > 4.19.59-ti-rt-r25 > > debian@beaglebone:~$ sudo /opt/scripts/tools/version.sh > [sudo] password for debian: > git:/opt/scripts/:[1aa73453b2c980b75e31e83dab7dd8b6696f10c7] > eeprom:[A335BNLTEIA04218BBBK0D06] > model:[TI_AM335x_BeagleBone_Black] > dogtag:[BeagleBoard.org Debian Image 2018-10-07] > bootloader:[eMMC-(default)]:[/dev/mmcblk1]:[U-Boot > 2018.09-00002-g0b54a51eee]:[location: dd MBR] > kernel:[4.19.59-ti-rt-r25] > nodejs:[v6.14.4] > uboot_overlay_options:[enable_uboot_overlays=1] > > uboot_overlay_options:[uboot_overlay_addr4=/lib/firmware/BB-SPIDEV1-00A0.dtbo] > uboot_overlay_options:[disable_uboot_overlay_video=1] > uboot_overlay_options:[disable_uboot_overlay_audio=1] > > uboot_overlay_options:[uboot_overlay_pru=/lib/firmware/AM335X-PRU-RPROC-4-19-TI-00A0.dtbo] > uboot_overlay_options:[enable_uboot_cape_universal=1] > pkg check: to individually upgrade run: [sudo apt install --only-upgrade > <pkg>] > pkg:[bb-cape-overlays]:[4.4.20190812.0-0rcnee0~stretch+20190812] > pkg:[bb-wl18xx-firmware]:[1.20180517-0rcnee0~stretch+20180517] > pkg:[kmod]:[23-2rcnee1~stretch+20171005] > pkg:[librobotcontrol]:[1.0.3-git20181005.0-0rcnee0~stretch+20181005] > pkg:[firmware-ti-connectivity]:[20170823-1rcnee1~stretch+20180328] > groups:[debian : debian adm kmem dialout cdrom floppy audio dip video > plugdev users systemd-journal i2c bluetooth netdev cloud9ide gpio pwm eqep > admin spi tisdk weston-launch xenomai] > cmdline:[console=ttyO0,115200n8 bone_capemgr.uboot_capemgr_enabled=1 > root=/dev/mmcblk1p1 ro rootfstype=ext4 rootwait coherent_pool=1M > net.ifnames=0 quiet] > dmesg | grep pinctrl-single > [ 1.315958] pinctrl-single 44e10800.pinmux: 142 pins, size 568 > dmesg | grep gpio-of-helper > [ 1.339726] gpio-of-helper ocp:cape-universal: ready > END > > > > > -- 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]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/499de88f-986c-45f0-a6a1-00863b5ef8ce%40googlegroups.com.
