If it were the reserved pins that were at fault, you would not be getting a printout from the serial port as the board would never boot anything.
Gerald On Fri, May 27, 2016 at 8:15 AM, <[email protected]> wrote: > Hello, > > I am using the BeagleBoneBlack (BBB) in the educational sector. For a > project I designed a cape. It all works very nice, if I plug in the cape > one the BBB is started. My OS is on the eMMC and I use the SD-Card rarely > for storing files. > > If I boot the BBB with the cape, it won't work. I suspect it has something > to do with my using reserved pins for the HDMI, although I do disable them > in the uEnv.txt. > Booting with only the Cape connected to P9 works fine. > > On P8 is use the Pins: 11,14,15,16,17,19,31,32,33,34,35,7,38,45. > In Derek Molloys Chart they are marked as reserved for hdmi. > > For a dump of uboot see below. > > Do you have an idea how what the problem is and how I can solve it? > > Thank you very much in advance! > > Kind regards, > > Jan > > --- uboot dump --- > >> =~=~=~=~=~=~=~=~=~=~=~= PuTTY log 2016.05.27 14:28:54 >> =~=~=~=~=~=~=~=~=~=~=~= >> @uiP#!…W%ZDŒ XFPF©U >> >> >> ü >> >> U-Boot 2015.01-00001-gb2412df (Jan 29 2015 - 15:01:06), Build: >> jenkins-github_Bootloader-Builder-105 >> >> Watchdog enabled >> I2C: ready >> DRAM: 512 MiB >> MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1 >> Using default environment >> >> Net: <ethaddr> not set. Validating first E-fuse MAC >> >> >> cpsw >> Hit any key to stop autoboot: 1 0 >> gpio: pin 53 (gpio 53) value is 1 >> Card did not respond to voltage select! >> Card did not respond to voltage select! >> gpio: pin 56 (gpio 56) value is 0 >> gpio: pin 55 (gpio 55) value is 0 >> gpio: pin 54 (gpio 54) value is 0 >> switch to partitions #0, OK >> mmc1(part 0) is current device >> gpio: pin 54 (gpio 54) value is 1 >> Checking for: /uEnv.txt ... >> Checking for: /boot.scr ... >> Checking for: /boot/boot.scr ... >> Checking for: /boot/uEnv.txt ... >> gpio: pin 55 (gpio 55) value is 1 >> 829 bytes read in 15 ms (53.7 KiB/s) >> Loaded environment from /boot/uEnv.txt >> Checking if uname_r is set in /boot/uEnv.txt... >> gpio: pin 56 (gpio 56) value is 1 >> Running uname_boot ... >> loading /boot/vmlinuz-3.8.13-xenomai-r72 ... >> 5741824 bytes read in 336 ms (16.3 MiB/s) >> loading /boot/dtbs/3.8.13-xenomai-r72/am335x-boneblack.dtb ... >> 26098 bytes read in 33 ms (771.5 KiB/s) >> loading /boot/initrd.img-3.8.13-xenomai-r72 ... >> 2286742 bytes read in 148 ms (14.7 MiB/s) >> debug: [console=ttyO0,115200n8 >> capemgr.disable_partno=BB-BONELT-HDMI,BB-BONELT-HDMIN >> root=UUID=cf28a3f6-fcae-4d49-9887-f565a8bfbfaf ro rootfstype=ext4 rootwait >> fixrtc quiet init=/lib/systemd/systemd] ... >> debug: [bootz 0x82000000 0x88080000:22e496 0x88000000] ... >> Kernel image @ 0x82000000 [ 0x000000 - 0x579d00 ] >> ## Flattened Device Tree blob at 88000000 >> Booting using the fdt blob at 0x88000000 >> Loading Ramdisk to 8fdd1000, end 8ffff496 ... OK >> Loading Device Tree to 8fdc7000, end 8fdd05f1 ... OK >> >> Starting kernel ... >> >> Uncompressing Linux... done, booting the kernel. >> [ 0.359272] omap2_mbox_probe: platform not supported >> [ 0.565509] tps65217-bl tps65217-bl: no platform data provided >> [ 0.631529] bone-capemgr bone_capemgr.9: slot #0: No cape found >> [ 0.666684] bone-capemgr bone_capemgr.9: slot #1: No cape found >> [ 0.701838] bone-capemgr bone_capemgr.9: slot #2: No cape found >> [ 0.736994] bone-capemgr bone_capemgr.9: slot #3: No cape found >> [ 0.757699] omap_hsmmc mmc.5: of_parse_phandle_with_args of 'reset' >> failed >> [ 0.821243] pinctrl-single 44e10800.pinmux: pin 44e10854 already >> requested by 44e10800.pinmux; cannot claim for gpio-leds.8 >> [ 0.835783] pinctrl-single 44e10800.pinmux: pin-21 (gpio-leds.8) >> status -22 >> [ 0.844867] pinctrl-single 44e10800.pinmux: could not request pin 21 >> on device pinctrl-single >> [ 0.929572] Unable to handle kernel NULL pointer dereference at >> virtual address 0000006c >> [ 0.940154] pgd = c0004000, hw pgd = de198000 >> [ 0.945818] [0000006c] *pgd=00000000 >> [ 0.950483] Internal error: Oops: 5 [#1] THUMB2 >> [ 0.956352] Modules linked in: >> [ 0.960314] CPU: 0 Not tainted (3.8.13-xenomai-r72 #1) >> [ 0.967446] PC is at inode_sb_list_add+0x14/0x34 >> [ 0.973431] LR is at inode_sb_list_add+0xd/0x34 >> [ 0.979305] pc : [<c01088e8>] lr : [<c01088e1>] psr: 60000033 >> [ 0.979305] sp : df06fec8 ip : c09c63c0 fp : 00000000 >> [ 0.994192] r10: c087f6dc r9 : 00000000 r8 : 00000000 >> [ 1.000964] r7 : de99ac68 r6 : 000041ed r5 : c08caf2c r4 : de99aad0 >> [ 1.009428] r3 : 00000000 r2 : 00000000 r1 : de99ab90 r0 : c08caf2c >> [ 1.017892] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA Thumb >> Segment kernel >> [ 1.027594] Control: 50c5387d Table: 9e198019 DAC: 00000015 >> [ 1.035042] Process swapper (pid: 1, stack limit = 0xdf06e238) >> [ 1.042605] Stack: (0xdf06fec8 to 0xdf070000) >> [ 1.048253] fec0: 00000000 de99aad0 de999e30 >> c0109f7b de999e30 c01d865b >> [ 1.058861] fee0: ac677448 00000007 de996250 de999e30 000001ed >> de99ac68 00000000 00000105 >> [ 1.069470] ff00: c087f6dc c01d87d7 00000000 00000000 00000000 >> df06e000 c090bdc0 00000000 >> [ 1.080078] ff20: c0864531 c01d88a1 00000000 c09d38b0 c09d38b0 >> c0864549 c086c750 df06e000 >> [ 1.090685] ff40: c090bdc0 c0008737 00000007 00000007 c08bf700 >> c086c74c c086c750 00000007 >> [ 1.101294] ff60: c086c730 c090bdc0 c0847171 c087f6dc 00000000 >> c0847643 00000007 00000007 >> [ 1.111905] ff80: c0847171 df04e580 00000000 c0505565 00000000 >> 00000000 00000000 00000000 >> [ 1.122512] ffa0: 00000000 c050556b 00000000 c000ca3b 00000000 >> 00000000 00000000 00000000 >> [ 1.133120] ffc0: 00000000 00000000 00000000 00000000 00000000 >> 00000000 00000000 00000000 >> [ 1.143724] ffe0: 00000000 00000000 00000000 00000000 00000013 >> 00000000 00000000 00000000 >> [ 1.154353] [<c01088e8>] (inode_sb_list_add+0x14/0x34) from >> [<c0109f7b>] (new_inode+0xf/0x14) >> [ 1.165424] [<c0109f7b>] (new_inode+0xf/0x14) from [<c01d865b>] >> (debugfs_mknod.part.12.constprop.14+0x17/0xd8) >> [ 1.178405] [<c01d865b>] >> (debugfs_mknod.part.12.constprop.14+0x17/0xd8) from [<c01d87d7>] >> (__create_file+0xbb/0x134) >> [ 1.192060] [<c01d87d7>] (__create_file+0xbb/0x134) from [<c01d88a1>] >> (debugfs_create_dir+0x15/0x18) >> [ 1.203925] [<c01d88a1>] (debugfs_create_dir+0x15/0x18) from >> [<c0864549>] (clk_debug_init+0x19/0x78) >> [ 1.215779] [<c0864549>] (clk_debug_init+0x19/0x78) from [<c0008737>] >> (do_one_initcall+0x1f/0x100) >> [ 1.227414] [<c0008737>] (do_one_initcall+0x1f/0x100) from >> [<c0847643>] (kernel_init_freeable+0xb7/0x148) >> [ 1.239837] [<c0847643>] (kernel_init_freeable+0xb7/0x148) from >> [<c050556b>] (kernel_init+0x7/0x98) >> [ 1.251585] [<c050556b>] (kernel_init+0x7/0x98) from [<c000ca3b>] >> (ret_from_fork+0x13/0x38) >> [ 1.262421] Code: 69e2 f104 01c0 4613 (f853) 0f6c >> [ 1.268682] ---[ end trace 7cf44bf14a6ec482 ]--- >> [ 1.274742] Kernel panic - not syncing: Attempted to kill init! >> exitcode=0x0000000b >> [ 1.274742] >> >>> > > -- > 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/f6090159-d206-4b1d-bfef-9d66d9139a75%40googlegroups.com > <https://groups.google.com/d/msgid/beagleboard/f6090159-d206-4b1d-bfef-9d66d9139a75%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- Gerald [email protected] http://beagleboard.org/ [email protected] -- 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/CAHK_S%2BcMgRo1CnhBcE6B4-OH%3Dim-COK0uKEROvShbkASDQisUQ%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
