I found this command: cat /sys/kernel/debug/gpio
GPIOs 0-31, gpio: gpio-6 (mmc_cd ) in lo GPIOs 32-63, gpio: gpio-45 (w1 ) in lo gpio-52 (eMMC_RSTn ) out lo gpio-53 (beaglebone:green:usr) out lo gpio-54 (beaglebone:green:usr) out lo gpio-55 (beaglebone:green:usr) out hi gpio-56 (beaglebone:green:usr) out lo gpio-59 (McASP Clock Enable P) out hi gpio-60 (sysfs ) in hi It looks like the appropriate PIN is loading and listening correctly. I'm at a loss On Thursday, February 6, 2014 6:05:21 PM UTC-5, [email protected] wrote: > > I previously had a few DS18b20 sensors working fine. I can't really > pinpoint what happened, but it all of a sudden they stopped working. Can > anyone provide some direction? > I'm running: Linux debian-armhf 3.8.13-bone30 > cat /sys/devices/bone_capemgr.9/slots: > 4: ff:P-O-L Bone-LT-eMMC-2G,00A0,Texas Instrument,BB-BONE-EMMC-2G > 5: ff:P-O-L Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI > 7: ff:P-O-L Override Board Name,00A0,Override Manuf,w1 > > dmesg: > [ 1.663645] bone-capemgr bone_capemgr.9: loader: done slot-5 > BB-BONELT-HDMI:00A0 (prio 1) > [ 1.672272] bone-capemgr bone_capemgr.9: loader: check slot-6 > BB-BONELT-HDMIN:00A0 (prio 2) > [ 1.695708] bone-capemgr bone_capemgr.9: loader: after slot-6 > BB-BONELT-HDMIN:00A0 (prio 2) > [ 1.721104] bone-capemgr bone_capemgr.9: slot #6: Requesting firmware > 'cape-boneblack-hdmin-00A0.dtbo' for board-name 'Bone-Black-HDMIN', version > '00A0' > [ 1.764142] usb usb1: Manufacturer: Linux 3.8.13-bone30 musb-hcd > [ 1.775711] bone-capemgr bone_capemgr.9: slot #6: dtbo > 'cape-boneblack-hdmin-00A0.dtbo' loaded; converting to live tree > [ 1.796045] bone-capemgr bone_capemgr.9: slot #6: BB-BONELT-HDMIN > conflict P8.45 (#5:BB-BONELT-HDMI) > [ 1.805652] bone-capemgr bone_capemgr.9: slot #6: Failed verification > [ 1.812426] bone-capemgr bone_capemgr.9: loader: failed to load slot-6 > BB-BONELT-HDMIN:00A0 (prio 2) > [ 95.047835] bone-capemgr bone_capemgr.9: part_number 'w1', version 'N/A' > [ 95.059627] bone-capemgr bone_capemgr.9: slot #7: generic override > [ 95.066271] bone-capemgr bone_capemgr.9: bone: Using override eeprom > data at slot 7 > [ 95.074344] bone-capemgr bone_capemgr.9: slot #7: 'Override Board > Name,00A0,Override Manuf,w1' > [ 95.085875] bone-capemgr bone_capemgr.9: slot #7: Requesting part > number/version based 'w1-00A0.dtbo > [ 95.095993] bone-capemgr bone_capemgr.9: slot #7: Requesting firmware > 'w1-00A0.dtbo' for board-name 'Override Board Name', version '00A0' > [ 95.134512] bone-capemgr bone_capemgr.9: slot #7: dtbo 'w1-00A0.dtbo' > loaded; converting to live tree > [ 95.148143] bone-capemgr bone_capemgr.9: slot #7: #2 overlays > [ 95.166203] bone-capemgr bone_capemgr.9: slot #7: Applied #2 overlays. > > bb@debian-armhf:~$ ls /sys/bus/w1/devices > w1_bus_master1 > > What else should I check? There are a few errors popping up in dmesg, but > it appears that it is loading correctly. I double and triple checked my > wiring- I've tried three different sensors plugged directly into the BB and > some via breadboard connection. > > > -- 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/groups/opt_out.
