For posterity (or extry posterity since this is for 3.8.13): bone_capemgr should have been capemgr. A working uEnv.txt:
uname_r=3.8.13-bone62 optargs=quiet drm.debug=7 cape_enable=capemgr.enable_partno=BB-SPIDEV0 cape_disable=capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN Next use compatible device tree source. Clone [email protected]:beagleboard/linux.git and checkout tag 3.8.13-bone62. $ find . -name "*.dts" | grep SPI ./firmware/capes/BB-SPIDEV0-00A0.dts ./firmware/capes/BB-SPIDEV1-00A0.dts ./firmware/capes/BB-SPIDEV1A1-00A0.dts Compile: $ dtc -W no-unit_address_vs_reg -O dtb -o BB-SPIDEV0-00A0.dtbo -b 0 -@ BB- SPIDEV0-00A0.dts $ dtc --version Version: DTC 1.4.5 Place the .dtbo in /lib/firmware. Reboot. The SPI loopback test works: ./spidev_test -D /dev/spidev1.1 spi mode: 0 bits per word: 8 max speed: 500000 Hz (500 KHz) FF FF FF FF FF FF 40 00 00 00 00 95 FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF FF DE AD BE EF BA AD F0 0D I found a DTS file that was included as part of an example of the use of > the ADAFruit Python library. I compiled it and placed in /lib/firmware: > > $ ls /lib/firmware > 3.8.13-bone62 ADA-SPI0-01-00A0.dtbo BB-SPI0-01-00A0.dtbo > > I attempt to enable this overlay in uEnv.txt. > > uname_r=3.8.13-bone62 > optargs=quiet drm.debug=7 > cape_enable=bone_capemgr.enable_partno=ADA-SPI0-01 > > I can see that it is passed to the kernel. > > $ cat /proc/cmdline > console=tty0 console=ttyO0,115200n8 quiet drm.debug=7 bone_capemgr. > enable_partno=ADA-SPI0-01 root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait > > However the device nodes are not created and I do not see the overlay > listed. > > $ cat /sys/devices/bone_capemgr.*/slots > 0: 54:PF--- > 1: 55:PF--- > 2: 56:PF--- > 3: 57:PF--- > 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,BB-UART4 > 8: ff:P-O-L Override Board Name,00A0,Override Manuf,BB-UART1 > > dmesg information: > > [ 0.552308] bone-capemgr bone_capemgr.9: Baseboard: > 'A335BNLT,00C0,0816BBBK0B26' > [ 0.552332] bone-capemgr bone_capemgr.9: compatible-baseboard=ti, > beaglebone-black > [ 0.583227] bone-capemgr bone_capemgr.9: slot #0: No cape found > [ 0.620334] bone-capemgr bone_capemgr.9: slot #1: No cape found > [ 0.657443] bone-capemgr bone_capemgr.9: slot #2: No cape found > [ 0.694551] bone-capemgr bone_capemgr.9: slot #3: No cape found > [ 0.700772] bone-capemgr bone_capemgr.9: slot #4: specific override > [ 0.700795] bone-capemgr bone_capemgr.9: bone: Using override eeprom > data at slot 4 > [ 0.700811] bone-capemgr bone_capemgr.9: slot #4: > 'Bone-LT-eMMC-2G,00A0,Texas Instrument,BB-BONE-EMMC-2G' > [ 0.700893] bone-capemgr bone_capemgr.9: slot #5: specific override > [ 0.700911] bone-capemgr bone_capemgr.9: bone: Using override eeprom > data at slot 5 > [ 0.700925] bone-capemgr bone_capemgr.9: slot #5: > 'Bone-Black-HDMI,00A0,Texas Instrument,BB-BONELT-HDMI' > [ 0.700994] bone-capemgr bone_capemgr.9: slot #6: specific override > [ 0.701011] bone-capemgr bone_capemgr.9: bone: Using override eeprom > data at slot 6 > [ 0.701025] bone-capemgr bone_capemgr.9: slot #6: > 'Bone-Black-HDMIN,00A0,Texas Instrument,BB-BONELT-HDMIN' > [ 0.701356] bone-capemgr bone_capemgr.9: loader: before slot-4 BB-BONE- > EMMC-2G:00A0 (prio 1) > [ 0.701371] bone-capemgr bone_capemgr.9: loader: check slot-4 BB-BONE- > EMMC-2G:00A0 (prio 1) > [ 0.701446] bone-capemgr bone_capemgr.9: loader: before slot-5 BB- > BONELT-HDMI:00A0 (prio 1) > [ 0.701459] bone-capemgr bone_capemgr.9: loader: check slot-5 BB-BONELT > -HDMI:00A0 (prio 1) > [ 0.701494] bone-capemgr bone_capemgr.9: initialized OK. > [ 0.701950] bone-capemgr bone_capemgr.9: loader: after slot-4 BB-BONE- > EMMC-2G:00A0 (prio 1) > [ 0.701974] bone-capemgr bone_capemgr.9: slot #4: Requesting firmware > 'cape-bone-2g-emmc1.dtbo' for board-name 'Bone-LT-eMMC-2G', version '00A0' > [ 0.701999] bone-capemgr bone_capemgr.9: slot #4: dtbo > 'cape-bone-2g-emmc1.dtbo' loaded; converting to live tree > [ 0.702186] bone-capemgr bone_capemgr.9: slot #4: #2 overlays > [ 0.702778] bone-capemgr bone_capemgr.9: slot #4: Applied #2 overlays. > [ 0.702796] bone-capemgr bone_capemgr.9: loader: done slot-4 BB-BONE- > EMMC-2G:00A0 (prio 1) > [ 0.704413] bone-capemgr bone_capemgr.9: loader: after slot-5 BB-BONELT > -HDMI:00A0 (prio 1) > [ 0.704439] bone-capemgr bone_capemgr.9: slot #5: Requesting firmware > 'cape-boneblack-hdmi-00A0.dtbo' for board-name 'Bone-Black-HDMI', version > '00A0' > [ 0.704468] bone-capemgr bone_capemgr.9: slot #5: dtbo > 'cape-boneblack-hdmi-00A0.dtbo' loaded; converting to live tree > [ 0.705075] bone-capemgr bone_capemgr.9: slot #5: #4 overlays > [ 0.709778] bone-capemgr bone_capemgr.9: slot #5: Applied #4 overlays. > [ 0.709795] bone-capemgr bone_capemgr.9: loader: done slot-5 BB-BONELT- > HDMI:00A0 (prio 1) > [ 0.709908] bone-capemgr bone_capemgr.9: loader: before slot-6 BB- > BONELT-HDMIN:00A0 (prio 2) > [ 0.709923] bone-capemgr bone_capemgr.9: loader: check slot-6 BB-BONELT > -HDMIN:00A0 (prio 2) > [ 0.709939] bone-capemgr bone_capemgr.9: loader: after slot-6 BB-BONELT > -HDMIN:00A0 (prio 2) > [ 0.709963] bone-capemgr bone_capemgr.9: slot #6: Requesting firmware > 'cape-boneblack-hdmin-00A0.dtbo' for board-name 'Bone-Black-HDMIN', version > '00A0' > [ 0.709990] bone-capemgr bone_capemgr.9: slot #6: dtbo > 'cape-boneblack-hdmin-00A0.dtbo' loaded; converting to live tree > [ 0.710292] bone-capemgr bone_capemgr.9: slot #6: BB-BONELT-HDMIN > conflict P8.45 (#5:BB-BONELT-HDMI) > [ 0.719882] bone-capemgr bone_capemgr.9: slot #6: Failed verification > [ 0.726634] bone-capemgr bone_capemgr.9: loader: failed to load slot-6 > BB-BONELT-HDMIN:00A0 (prio 2) > [ 16.416103] bone-capemgr bone_capemgr.9: part_number 'BB-UART4', > version 'N/A' > [ 16.416179] bone-capemgr bone_capemgr.9: slot #7: generic override > [ 16.416196] bone-capemgr bone_capemgr.9: bone: Using override eeprom > data at slot 7 > [ 16.416213] bone-capemgr bone_capemgr.9: slot #7: 'Override Board > Name,00A0,Override Manuf,BB-UART4' > [ 16.416298] bone-capemgr bone_capemgr.9: slot #7: Requesting part > number/version based 'BB-UART4-00A0.dtbo > [ 16.416315] bone-capemgr bone_capemgr.9: slot #7: Requesting firmware > 'BB-UART4-00A0.dtbo' for board-name 'Override Board Name', version '00A0' > [ 16.416345] bone-capemgr bone_capemgr.9: slot #7: dtbo > 'BB-UART4-00A0.dtbo' loaded; converting to live tree > [ 16.416641] bone-capemgr bone_capemgr.9: slot #7: #2 overlays > [ 16.428466] bone-capemgr bone_capemgr.9: part_number 'BB-UART1', > version 'N/A' > [ 16.428540] bone-capemgr bone_capemgr.9: slot #8: generic override > [ 16.428558] bone-capemgr bone_capemgr.9: bone: Using override eeprom > data at slot 8 > [ 16.428574] bone-capemgr bone_capemgr.9: slot #8: 'Override Board > Name,00A0,Override Manuf,BB-UART1' > [ 16.431366] bone-capemgr bone_capemgr.9: slot #7: Applied #2 overlays. > [ 16.435302] bone-capemgr bone_capemgr.9: slot #8: Requesting part > number/version based 'BB-UART1-00A0.dtbo > [ 16.435331] bone-capemgr bone_capemgr.9: slot #8: Requesting firmware > 'BB-UART1-00A0.dtbo' for board-name 'Override Board Name', version '00A0' > [ 16.435362] bone-capemgr bone_capemgr.9: slot #8: dtbo > 'BB-UART1-00A0.dtbo' loaded; converting to live tree > [ 16.435689] bone-capemgr bone_capemgr.9: slot #8: #2 overlays > [ 16.447759] bone-capemgr bone_capemgr.9: slot #8: Applied #2 overlays. > > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. 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