* Tero Kristo <t-kristo@xxxxxx> [140303 00:20]: > On 02/28/2014 08:33 PM, Tony Lindgren wrote: > >* Tero Kristo <t-kristo@xxxxxx> [140228 10:21]: > >> > >>Hmm, some clock node is broken, might be missing a name or parent > >>name for some reason. Can you try to boot with DEBUG enabled so you > >>get pr_debug:s out and see which clock is being initialized during > >>the crash? > > > >... > >[ 0.000000] ti_dt_clk_init_provider: ti_dt_clk_init_provider: initializing: core_d18_ck > >[ 0.000000] ti_dt_clk_init_provider: ti_dt_clk_init_provider: initializing: vlynq_mux_fck > >[ 0.000000] ti_dt_clk_init_provider: ti_dt_clk_init_provider: initializing: vlynq_fck > >[ 0.000000] Unable to handle kernel NULL pointer dereference at virtual address 00000000 > >... > > > >We really should be registering the clocks lazily as needed BTW. That > >leaves out the dependency to DEBUG_LL for seeing any kind of decent > >error messages during the booting. > > > >Regards, > > > >Tony > > > > Hey Tony, > > Can you retry with the branch? I just pushed one patch there, seems > the parents for the vlynq_mux_fck were somewhat broken (there are > holes in the valid mux values list, which hasn't happened with any > other mux-clock so far.) > > If this works, I will rework the series a bit and send v2 out. > Alternatively I need to add extra debug info. Still getting this without omap3: drivers/built-in.o: In function `of_ti_dpll_setup': /home/tmlind/src/linux-2.6/drivers/clk/ti/dpll.c:235: undefined reference to `clkhwops_omap3_dpll' drivers/built-in.o:(.rodata+0x1d7a0): undefined reference to `omap3_noncore_dpll_enable' drivers/built-in.o:(.rodata+0x1d7a4): undefined reference to `omap3_noncore_dpll_disable' drivers/built-in.o:(.rodata+0x1d7b0): undefined reference to `omap3_dpll_recalc' drivers/built-in.o:(.rodata+0x1d7c4): undefined reference to `omap3_noncore_dpll_set_rate' drivers/built-in.o:(.rodata+0x1d808): undefined reference to `omap3_dpll_recalc' drivers/built-in.o:(.rodata+0x1d84c): undefined reference to `omap3_dpll_recalc' drivers/built-in.o:(.rodata+0x1d860): undefined reference to `omap3_noncore_dpll_set_rate' and after enabling omap3 getting this without 2430: drivers/built-in.o: In function `of_ti_omap2430_interface_clk_setup': /home/tmlind/src/linux-2.6/drivers/clk/ti/interface.c:129: undefined reference to `clkhwops_omap2430_i2chs_wait' But after enabling those, it now boots on n8x0. The dmesg is below. Care to post a patch to try dropping the legacy clock data as it should now work with the DT clocks only for omap2? Regards, Tony [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 3.14.0-rc5-00014-g2297f72-dirty (tmlind@muffinssi) (gcc version 4.3.5 (Debian 4.3.5-4) ) #388 Mon Mar 3 10:38:58 PST 2014 [ 0.000000] CPU: ARMv6-compatible processor [4107b362] revision 2 (ARMv6TEJ), cr=00c5387d [ 0.000000] CPU: VIPT aliasing data cache, VIPT aliasing instruction cache [ 0.000000] Machine model: Nokia N800 [ 0.000000] bootconsole [earlycon0] enabled [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] Memory policy: Data cache writeback [ 0.000000] On node 0 totalpages: 32512 [ 0.000000] free_area_init_node: node 0, pgdat c07969a8, node_mem_map c7df9000 [ 0.000000] Normal zone: 256 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 32512 pages, LIFO batch:7 [ 0.000000] CPU: All CPU(s) started in SVC mode. [ 0.000000] OMAP2420 [ 0.000000] [ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768 [ 0.000000] pcpu-alloc: [0] 0 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32256 [ 0.000000] Kernel command line: root=/dev/mmcblk0p2 rootwait console=ttyO2,115200 earlyprintk ignore_loglevel [ 0.000000] PID hash table entries: 512 (order: -1, 2048 bytes) [ 0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) [ 0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) [ 0.000000] Memory: 115492K/130048K available (5098K kernel code, 457K rwdata, 1884K rodata, 304K init, 5485K bss, 14556K reserved, 0K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB) [ 0.000000] vmalloc : 0xc8800000 - 0xff000000 ( 872 MB) [ 0.000000] lowmem : 0xc0000000 - 0xc8000000 ( 128 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc06d9e10 (6984 kB) [ 0.000000] .init : 0xc06da000 - 0xc072601c ( 305 kB) [ 0.000000] .data : 0xc0728000 - 0xc079a690 ( 458 kB) [ 0.000000] .bss : 0xc079a690 - 0xc0cf5b10 (5486 kB) [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] IRQ: Found an INTC at 0xfa0fe000 (revision 2.0) with 96 interrupts [ 0.000000] Total of 96 interrupts on 1 active controller [ 0.000000] Clocking rate (Crystal/DPLL/MPU): 19.2/658/329 MHz [ 0.000000] OMAP clockevent source: timer1 at 32768 Hz [ 0.000030] sched_clock: 32 bits at 32kHz, resolution 30517ns, wraps every 65536000000000ns [ 0.008758] OMAP clocksource: 32k_counter at 32768 Hz [ 0.014465] hw-breakpoint: CPUID feature registers not supported. Assuming v6 debug is present. [ 0.026245] Console: colour dummy device 80x30 [ 0.031005] Lock dependency validator: Copyright (c) 2006 Red Hat, Inc., Ingo Molnar [ 0.039215] ... MAX_LOCKDEP_SUBCLASSES: 8 [ 0.043609] ... MAX_LOCK_DEPTH: 48 [ 0.048034] ... MAX_LOCKDEP_KEYS: 8191 [ 0.052673] ... CLASSHASH_SIZE: 4096 [ 0.057250] ... MAX_LOCKDEP_ENTRIES: 16384 [ 0.061981] ... MAX_LOCKDEP_CHAINS: 32768 [ 0.066680] ... CHAINHASH_SIZE: 16384 [ 0.071411] memory used by lock dependency info: 3695 kB [ 0.077056] per task-struct memory footprint: 1152 bytes [ 0.082916] Calibrating delay loop... 324.40 BogoMIPS (lpj=1622016) [ 0.143737] pid_max: default: 32768 minimum: 301 [ 0.149230] Security Framework initialized [ 0.153930] Mount-cache hash table entries: 512 [ 0.247467] CPU: Testing write buffer coherency: ok [ 0.256866] Setting up static identity map for 0x804db430 - 0x804db4a0 [ 0.286865] VFP support v0.3: implementor 41 architecture 1 part 20 variant b rev 2 [ 0.404479] pinctrl core: initialized pinctrl subsystem [ 0.424957] regulator-dummy: no parameters [ 0.437042] NET: Registered protocol family 16 [ 0.443664] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.615081] omap_gpio 48018000.gpio: Could not get gpio dbck [ 0.626770] gpiochip_add: registered GPIOs 0 to 31 on device: gpio [ 0.636871] OMAP GPIO hardware version 1.8 [ 0.647003] omap_gpio 4801a000.gpio: Could not get gpio dbck [ 0.655456] gpiochip_add: registered GPIOs 32 to 63 on device: gpio [ 0.668640] omap_gpio 4801c000.gpio: Could not get gpio dbck [ 0.677062] gpiochip_add: registered GPIOs 64 to 95 on device: gpio [ 0.690704] omap_gpio 4801e000.gpio: Could not get gpio dbck [ 0.698974] gpiochip_add: registered GPIOs 96 to 127 on device: gpio [ 0.712554] omap-gpmc 6800a000.gpmc: GPMC revision 2.0 [ 0.730529] platform mmci-omap.0: alias fck already exists [ 0.743072] No ATAGs? [ 0.745300] hw-breakpoint: found 6 breakpoint and 1 watchpoint registers. [ 0.752807] hw-breakpoint: maximum watchpoint size is 4 bytes. [ 0.771942] OMAP DMA hardware revision 2.0 [ 1.001983] bio: create slab <bio-0> at 0 [ 1.308654] omap-dma-engine 48056000.dma-controller: OMAP DMA engine driver [ 1.336578] SCSI subsystem initialized [ 1.351013] usbcore: registered new interface driver usbfs [ 1.358825] usbcore: registered new interface driver hub [ 1.366912] usbcore: registered new device driver usb [ 1.391571] omap_i2c 48070000.i2c: bus 0 rev3.3 at 400 kHz [ 1.401855] omap_i2c 48072000.i2c: bus 1 rev3.3 at 400 kHz [ 1.433074] Switched to clocksource 32k_counter [ 1.892578] NET: Registered protocol family 2 [ 1.902313] TCP established hash table entries: 1024 (order: 0, 4096 bytes) [ 1.910247] TCP bind hash table entries: 1024 (order: 3, 36864 bytes) [ 1.918212] TCP: Hash tables configured (established 1024 bind 1024) [ 1.925659] TCP: reno registered [ 1.929168] UDP hash table entries: 256 (order: 2, 20480 bytes) [ 1.936157] UDP-Lite hash table entries: 256 (order: 2, 20480 bytes) [ 1.946411] NET: Registered protocol family 1 [ 1.955749] RPC: Registered named UNIX socket transport module. [ 1.962005] RPC: Registered udp transport module. [ 1.967132] RPC: Registered tcp transport module. [ 1.972106] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 1.983520] hw perfevents: enabled with v6 PMU driver, 3 counters available [ 2.018554] futex hash table entries: 256 (order: 1, 10240 bytes) [ 2.587036] VFS: Disk quotas dquot_6.5.2 [ 2.591400] Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) [ 2.603668] NFS: Registering the id_resolver key type [ 2.610473] Key type id_resolver registered [ 2.615142] Key type id_legacy registered [ 2.619812] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc. [ 2.629089] msgmni has been set to 225 [ 2.645568] io scheduler noop registered [ 2.649749] io scheduler deadline registered [ 2.654632] io scheduler cfq registered (default) [ 2.671997] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled [ 2.702178] omap_uart 4806a000.serial: no wakeirq for uart0 [ 2.708282] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806a000[0]' [ 2.720428] 4806a000.serial: ttyO0 at MMIO 0x4806a000 (irq = 88, base_baud = 3000000) is a OMAP UART0 [ 2.736633] omap_uart 4806c000.serial: no wakeirq for uart0 [ 2.742553] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806c000[0]' [ 2.753723] 4806c000.serial: ttyO1 at MMIO 0x4806c000 (irq = 89, base_baud = 3000000) is a OMAP UART1 [ 2.768005] omap_uart 4806e000.serial: no wakeirq for uart0 [ 2.774078] of_get_named_gpiod_flags: can't parse gpios property of node '/ocp/serial@4806e000[0]' [ 2.784912] 4806e000.serial: ttyO2 at MMIO 0x4806e000 (irq = 90, base_baud = 3000000) is a OMAP UART2 [ 2.795776] console [ttyO2] enabled [ 2.795776] console [ttyO2] enabled [ 2.803344] bootconsole [earlycon0] disabled [ 2.803344] bootconsole [earlycon0] disabled [ 2.825744] omap_rng 480a0000.rng: OMAP Random Number Generator ver. 40 [ 2.935699] brd: module loaded [ 2.997741] loop: module loaded [ 3.006866] Menelaus rev 2.2 [ 3.047821] mtdoops: mtd device (mtddev=name/number) must be supplied [ 3.059997] omap2-onenand omap2-onenand: initializing on CS0, phys base 0x04000000, virtual base c88c0000, freq 54 MHz [ 3.071533] OneNAND Manufacturer: Samsung (0xec) [ 3.076538] Muxed OneNAND(DDP) 256MB 1.8V 16-bit (0x48) [ 3.082092] OneNAND version = 0x0011 [ 3.085968] Chip support all block unlock [ 3.090332] onenand_wait: controller error = 0x0400 [ 3.097259] Scanning device for bad blocks [ 3.254333] 6 ofpart partitions found on MTD device omap2-onenand [ 3.260803] Creating 6 MTD partitions on "omap2-onenand": [ 3.266662] 0x000000000000-0x000000020000 : "bootloader" [ 3.292877] 0x000000020000-0x000000080000 : "config" [ 3.312042] 0x000000080000-0x000000280000 : "kernel" [ 3.331085] 0x000000280000-0x000000680000 : "initfs" [ 3.350555] 0x000000680000-0x000010000000 : "rootfs" [ 3.393737] 0x000000000000-0x000010000000 : "omap2-onenand" [ 3.474853] usbcore: registered new interface driver asix [ 3.482421] usbcore: registered new interface driver ax88179_178a [ 3.490844] usbcore: registered new interface driver cdc_ether [ 3.498992] usbcore: registered new interface driver r815x [ 3.506896] usbcore: registered new interface driver smsc95xx [ 3.514953] usbcore: registered new interface driver net1080 [ 3.522705] usbcore: registered new interface driver cdc_subset [ 3.530944] usbcore: registered new interface driver zaurus [ 3.539093] usbcore: registered new interface driver cdc_ncm [ 3.551727] usbcore: registered new interface driver cdc_wdm [ 3.559906] usbcore: registered new interface driver usb-storage [ 3.568420] usbcore: registered new interface driver usbtest [ 3.583953] mousedev: PS/2 mouse device common for all mice [ 3.606262] i2c /dev entries driver [ 3.620574] of_get_named_gpiod_flags exited with status 0 [ 3.626647] of_get_named_gpiod_flags exited with status 0 [ 3.632476] of_get_named_gpiod_flags exited with status 0 [ 3.656005] retu-mfd 2-0001: Retu & Vilma v1.5 found [ 3.677124] input: retu-pwrbutton as /devices/ocp.3/i2c.4/i2c-2/2-0001/retu-pwrbutton/input/input0 [ 3.695190] Driver for 1-wire Dallas network protocol. [ 3.724243] mmci-omap mmci-omap.0: no slots [ 3.728820] platform mmci-omap.0: Driver mmci-omap requests probe deferral [ 3.745727] usbcore: registered new interface driver usbhid [ 3.751678] usbhid: USB HID core driver [ 3.760375] oprofile: using arm/armv6 [ 3.766571] TCP: cubic registered [ 3.770111] Initializing XFRM netlink socket [ 3.775299] NET: Registered protocol family 17 [ 3.780242] NET: Registered protocol family 15 [ 3.786315] Key type dns_resolver registered [ 3.804290] omap_mux_get_by_name: Could not find signal sys_ndmareq0 [ 3.811065] omap_mux_get_by_name: Could not find signal sys_ndmareq1 [ 3.817932] omap_mux_get_by_name: Could not find signal sys_ndmareq2 [ 3.824768] omap_mux_get_by_name: Could not find signal sys_ndmareq3 [ 3.831512] omap_mux_get_by_name: Could not find signal sys_ndmareq4 [ 3.838317] omap_mux_get_by_name: Could not find signal sys_ndmareq5 [ 3.854064] usb_phy_gen_xceiv supply vcc not found, using dummy regulator [ 3.883972] tusb: prcm2.0 int2.0 gpio3.0 dma3.0 dieid2 rev3.1 [ 3.890167] musb-hdrc: ConfigData=0x06 (UTMI-8, dyn FIFOs, SoftConn) [ 3.897064] musb-hdrc: MHDRC RTL version 1.400 [ 3.901885] musb-hdrc: setup fifo_mode 4 [ 3.906188] musb-hdrc: 28/31 max ep, 16384/16384 memory [ 3.912506] musb-hdrc musb-hdrc.0.auto: MUSB HDRC host driver [ 3.928985] musb-hdrc musb-hdrc.0.auto: new USB bus registered, assigned bus number 1 [ 3.942871] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002 [ 3.950256] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 [ 3.958068] usb usb1: Product: MUSB HDRC host driver [ 3.963439] usb usb1: Manufacturer: Linux 3.14.0-rc5-00014-g2297f72-dirty musb-hcd [ 3.971466] usb usb1: SerialNumber: musb-hdrc.0.auto [ 3.992279] hub 1-0:1.0: USB hub found [ 3.997680] hub 1-0:1.0: 1 port detected [ 4.022338] TUSB 6010 [ 4.157165] mmci-omap mmci-omap.0: command timeout (CMD52) [ 4.165161] mmci-omap mmci-omap.0: command timeout (CMD52) [ 4.196777] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.203491] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.210144] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.219604] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.241088] drivers/rtc/hctosys.c: unable to open rtc device (rtc0) [ 4.353851] Waiting for root device /dev/mmcblk0p2... [ 4.385711] mmc0: host does not support reading read-only switch. assuming write-enable. [ 4.395019] mmc0: new SDHC card at address ea4d [ 4.407897] mmcblk0: mmc0:ea4d SU04G 3.79 GiB [ 4.428863] mmcblk0: p1 p2 [ 4.447296] mmci-omap mmci-omap.0: command timeout (CMD52) [ 4.454101] mmci-omap mmci-omap.0: command timeout (CMD52) [ 4.464874] mmci-omap mmci-omap.0: command timeout (CMD8) [ 4.477966] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.488250] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.498260] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.506286] EXT3-fs (mmcblk0p2): recovery required on readonly filesystem [ 4.513671] EXT3-fs (mmcblk0p2): write access will be enabled during recovery [ 4.523468] mmci-omap mmci-omap.0: command timeout (CMD5) [ 4.540527] mmci-omap mmci-omap.0: command timeout (CMD8) [ 4.547363] kjournald starting. Commit interval 5 seconds [ 4.562103] EXT3-fs (mmcblk0p2): recovery complete [ 4.567413] EXT3-fs (mmcblk0p2): mounted filesystem with ordered data mode [ 4.577270] VFS: Mounted root (ext3 filesystem) readonly on device 179:2. [ 4.587280] Freeing unused kernel memory: 304K (c06da000 - c0726000) [ 4.662048] mmc1: host does not support reading read-only switch. assuming write-enable. [ 4.671020] mmc1: new SD card at address e624 [ 4.683898] mmcblk1: mmc1:e624 SD128 120 MiB [ 4.706298] mmcblk1: p1 INIT: version 2.86 booting -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
