Part Number:AM5726
Tool/software: Linux
I have managed to get a custom board to get through MLO and u-boot and into the Linux kernel boot, however I am encountering a number of errors in the kernel boot.
The ones that stand out to me are:
[ 0.000000] Hit pending asynchronous external abort (FSR=0x00000211) during first unmask, this is most likely caused by a firmware/bootloader bug.
[ 0.492052] 44000000.ocp:L3 Custom Error: MASTER MPU TARGET L4_PER1_P3 (Read): Data Access in User mode during Functional access
The boot does not proceed past:
[ 3.845397] Waiting for root device /dev/mmcblk0p2...
The device tree I am using is based on the beagle x15, primarily with the console on uart8, TPS on i2c5, 1 bank of 1GiB SDRAM. I have also tried applying the same changes to am572x-idk.dts with similar results.
Any assistance on what to look for / what to change to proceed further in the boot process is greatly appreciated as I am still relatively inexperienced with device trees and the kernel boot/MLO/u-boot.
The boot log when using the x15 based device tree is included below:
XYZ: attempt to i2c_write 0x51 43 on bus 4 to chip 0x58 XYZ: attempt to i2c_write 0x50 5 on bus 4 to chip 0x58 switch to partitions #0, OK mmc0 is current device XYZ: attempt to i2c_write 0x51 43 on bus 4 to chip 0x58 XYZ: attempt to i2c_write 0x50 5 on bus 4 to chip 0x58 SD/MMC found on device 0 reading boot.scr ** Unable to read file boot.scr ** reading uEnv.txt 561 bytes read in 3 ms (182.6 KiB/s) Loaded env from uEnv.txt Importing environment from mmc0 ... Running uenvcmd ... 102890 bytes read in 18 ms (5.5 MiB/s) Loaded am5726-XYZ.dtb 3445976 bytes read in 166 ms (19.8 MiB/s) ## Flattened Device Tree blob at 88000000 Booting using the fdt blob at 0x88000000 Loading Device Tree to 8ffe3000, end 8ffff1e9 ... OK Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 4.9.69-g89d085d1a4 (oe-user@oe-host) (gcc version 7.2.0 (GCC) ) #32 SMP PREEMPT Mon May 14 13:06:19 HST 2018 [ 0.000000] CPU: ARMv7 Processor [412fc0f2] revision 2 (ARMv7), cr=30c5387d [ 0.000000] CPU: div instructions available: patching division code [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT instruction cache [ 0.000000] OF: fdt:Machine model: TI AM5726 NOT X15 [ 0.000000] Reserved memory: created CMA memory pool at 0x0000000095800000, size 56 MiB [ 0.000000] OF: reserved mem: initialized node ipu2_cma@95800000, compatible id shared-dma-pool [ 0.000000] Reserved memory: created CMA memory pool at 0x0000000099000000, size 64 MiB [ 0.000000] OF: reserved mem: initialized node dsp1_cma@99000000, compatible id shared-dma-pool [ 0.000000] Reserved memory: created CMA memory pool at 0x000000009d000000, size 32 MiB [ 0.000000] OF: reserved mem: initialized node ipu1_cma@9d000000, compatible id shared-dma-pool [ 0.000000] Reserved memory: created CMA memory pool at 0x000000009f000000, size 8 MiB [ 0.000000] OF: reserved mem: initialized node dsp2_cma@9f000000, compatible id shared-dma-pool [ 0.000000] cma: Reserved 24 MiB at 0x00000000be400000 [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] OMAP4: Map 0x00000000bfd00000 to fe600000 for dram barrier [ 0.000000] Hit pending asynchronous external abort (FSR=0x00000211) during first unmask, this is most likely caused by a firmware/bootloader bug. [ 0.000000] DRA752 ES2.0 [ 0.000000] percpu: Embedded 13 pages/cpu @ef636000 s22028 r8192 d23028 u53248 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 259648 [ 0.000000] Kernel command line: console=ttyO7,115200n8 consoleblank=0 root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes) [ 0.000000] Dentry cache hash table entries: 131072 (order: 7, 524288 bytes) [ 0.000000] Inode-cache hash table entries: 65536 (order: 6, 262144 bytes) [ 0.000000] Memory: 831224K/1045504K available (8192K kernel code, 300K rwdata, 2240K rodata, 2048K init, 295K bss, 25864K reserved, 188416K cma-reserved, 234496K highmem) [ 0.000000] Virtual kernel memory layout: [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [ 0.000000] vmalloc : 0xf0800000 - 0xff800000 ( 240 MB) [ 0.000000] lowmem : 0xc0000000 - 0xf0000000 ( 768 MB) [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [ 0.000000] .text : 0xc0008000 - 0xc0a00000 (10208 kB) [ 0.000000] .init : 0xc0e00000 - 0xc1000000 (2048 kB) [ 0.000000] .data : 0xc1000000 - 0xc104b2e8 ( 301 kB) [ 0.000000] .bss : 0xc104d000 - 0xc1096d30 ( 296 kB) [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 0.000000] Preemptible hierarchical RCU implementation. [ 0.000000] Build-time adjustment of leaf fanout to 32. [ 0.000000] NR_IRQS:16 nr_irqs:16 16 [ 0.000000] OMAP clockevent source: timer1 at 32786 Hz [ 0.000000] arm_arch_timer: Architected cp15 timer(s) running at 6.14MHz (phys). [ 0.000000] clocksource: arch_sys_counter: mask: 0xffffffffffffff max_cycles: 0x16af5adb9, max_idle_ns: 440795202250 ns [ 0.000004] sched_clock: 56 bits at 6MHz, resolution 162ns, wraps every 4398046511023ns [ 0.000015] Switching to timer-based delay loop, resolution 162ns [ 0.000333] clocksource: 32k_counter: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 58327039986419 ns [ 0.000341] OMAP clocksource: 32k_counter at 32768 Hz [ 0.000770] Console: colour dummy device 80x30 [ 0.000791] WARNING: Your 'console=ttyO7' has been replaced by 'ttyS7' [ 0.000798] This ensures that you still see kernel messages. Please [ 0.000803] update your kernel commandline. [ 0.000821] Calibrating delay loop (skipped), value calculated using timer frequency.. 12.29 BogoMIPS (lpj=61475) [ 0.000836] pid_max: default: 32768 minimum: 301 [ 0.000942] Mount-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.000953] Mountpoint-cache hash table entries: 2048 (order: 1, 8192 bytes) [ 0.001654] CPU: Testing write buffer coherency: ok [ 0.001906] /cpus/cpu@0 missing clock-frequency property [ 0.001922] /cpus/cpu@1 missing clock-frequency property [ 0.001932] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.001951] Setting up static identity map for 0x80200000 - 0x80200060 [ 0.170255] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.170346] Brought up 2 CPUs [ 0.170360] SMP: Total of 2 processors activated (24.59 BogoMIPS). [ 0.170367] CPU: All CPU(s) started in HYP mode. [ 0.170373] CPU: Virtualization extensions available. [ 0.170888] devtmpfs: initialized [ 0.199137] VFP support v0.3: implementor 41 architecture 4 part 30 variant f rev 0 [ 0.199392] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [ 0.199409] futex hash table entries: 512 (order: 3, 32768 bytes) [ 0.203683] pinctrl core: initialized pinctrl subsystem [ 0.204575] NET: Registered protocol family 16 [ 0.205509] DMA: preallocated 256 KiB pool for atomic coherent allocations [ 0.206633] omap_hwmod: l3_main_2 using broken dt data from ocp [ 0.348256] omap_hwmod: gpu: _wait_target_ready failed: -16 [ 0.348269] omap_hwmod: gpu: cannot be enabled for reset (3) [ 0.450395] cpuidle: using governor ladder [ 0.490428] cpuidle: using governor menu [ 0.492017] ------------[ cut here ]------------ [ 0.492042] WARNING: CPU: 0 PID: 1 at /home/kkanja/rocko/XYZ_kernel/build_am5726_sdcard/tmp/work-shared/TUVWXYZ-sdcard-am5726/kernel-source/drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x25c/0x378 [ 0.492052] 44000000.ocp:L3 Custom Error: MASTER MPU TARGET L4_PER1_P3 (Read): Data Access in User mode during Functional access [ 0.492058] Modules linked in: [ 0.492071] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.9.69-g89d085d1a4 #32 [ 0.492078] Hardware name: Generic DRA74X (Flattened Device Tree) [ 0.492084] Backtrace: [ 0.492104] [<c020b3e4>] (dump_backtrace) from [<c020b6c0>] (show_stack+0x18/0x1c) [ 0.492114] r7:00000009 r6:60000193 r5:00000000 r4:c10224e8 [ 0.492126] [<c020b6a8>] (show_stack) from [<c04cda3c>] (dump_stack+0x90/0xa4) [ 0.492138] [<c04cd9ac>] (dump_stack) from [<c022e338>] (__warn+0xec/0x104) [ 0.492147] r7:00000009 r6:c0ba4054 r5:00000000 r4:ef07f978 [ 0.492157] [<c022e24c>] (__warn) from [<c022e390>] (warn_slowpath_fmt+0x40/0x48) [ 0.492167] r9:00000006 r8:ef2199d0 r7:c0ba3ec0 r6:00000002 r5:c0ba3f80 r4:c0ba4024 [ 0.492178] [<c022e354>] (warn_slowpath_fmt) from [<c04fcc5c>] (l3_interrupt_handler+0x25c/0x378) [ 0.492186] r3:ef219840 r2:c0ba4024 [ 0.492192] r4:80080003 [ 0.492205] [<c04fca00>] (l3_interrupt_handler) from [<c027fa90>] (__handle_irq_event_percpu+0x6c/0x134) [ 0.492215] r10:c1049e6f r9:ef21a300 r8:00000017 r7:ef07fa9c r6:00000000 r5:ef21a300 [ 0.492221] r4:ef219d40 [ 0.492232] [<c027fa24>] (__handle_irq_event_percpu) from [<c027fb7c>] (handle_irq_event_percpu+0x24/0x60) [ 0.492240] r10:ef21a310 r9:ef07e000 r8:ef008000 r7:00000001 r6:c1008a74 r5:ef21a300 [ 0.492246] r4:ef21a300 [ 0.492256] [<c027fb58>] (handle_irq_event_percpu) from [<c027fbf8>] (handle_irq_event+0x40/0x64) [ 0.492263] r5:ef21a360 r4:ef21a300 [ 0.492274] [<c027fbb8>] (handle_irq_event) from [<c0283248>] (handle_fasteoi_irq+0xc4/0x194) [ 0.492281] r7:00000001 r6:c1008a74 r5:ef21a360 r4:ef21a300 [ 0.492292] [<c0283184>] (handle_fasteoi_irq) from [<c027ed04>] (generic_handle_irq+0x2c/0x3c) [ 0.492300] r7:00000001 r6:00000000 r5:00000000 r4:c0e59ddc [ 0.492310] [<c027ecd8>] (generic_handle_irq) from [<c027f278>] (__handle_domain_irq+0x64/0xbc) [ 0.492320] [<c027f214>] (__handle_domain_irq) from [<c020146c>] (gic_handle_irq+0x40/0x7c) [ 0.492328] r9:ef07e000 r8:fa213000 r7:fa212000 r6:ef07fb58 r5:fa21200c r4:c1003424 [ 0.492338] [<c020142c>] (gic_handle_irq) from [<c020c178>] (__irq_svc+0x58/0x8c) [ 0.492344] Exception stack(0xef07fb58 to 0xef07fba0) [ 0.492352] fb40: ef21a360 60000013 [ 0.492361] fb60: 00000004 00000005 ef219d40 ef21a300 00000017 00000000 ef21a360 60000013 [ 0.492369] fb80: ef21a310 ef07fbb4 ef07fbb8 ef07fba8 c0281a78 c0849adc 60000013 ffffffff [ 0.492378] r9:ef07e000 r8:ef21a360 r7:ef07fb8c r6:ffffffff r5:60000013 r4:c0849adc [ 0.492392] [<c0849ab4>] (_raw_spin_unlock_irqrestore) from [<c0281a78>] (__setup_irq+0x36c/0x5f8) [ 0.492403] [<c028170c>] (__setup_irq) from [<c0281ec0>] (request_threaded_irq+0xf0/0x190) [ 0.492412] r10:ef21a310 r9:00000000 r8:00000000 r7:00000017 r6:ef21a300 r5:00000000 [ 0.492418] r4:ef219d40 [ 0.492430] [<c0281dd0>] (request_threaded_irq) from [<c0284358>] (devm_request_threaded_irq+0x68/0xac) [ 0.492438] r10:00000002 r9:ef230a10 r8:00000000 r7:c04fca00 r6:00000017 r5:ef2199d0 [ 0.492444] r4:ef219d10 r3:00000000 [ 0.492456] [<c02842f0>] (devm_request_threaded_irq) from [<c04fcf4c>] (omap_l3_probe+0x1d4/0x270) [ 0.492465] r9:ef2199d0 r8:ef230a10 r7:c1084e78 r6:00000008 r5:ef2199d0 r4:00000000 [ 0.492479] [<c04fcd78>] (omap_l3_probe) from [<c061d7ec>] (platform_drv_probe+0x58/0xb4) [ 0.492487] r10:00000000 r9:00000000 r8:00000000 r7:fffffdfb r6:c10228c4 r5:ffffffed [ 0.492493] r4:ef230a10 [ 0.492504] [<c061d794>] (platform_drv_probe) from [<c061bc14>] (driver_probe_device+0x1e4/0x2d0) [ 0.492511] r7:c10228c4 r6:00000000 r5:c108afbc r4:ef230a10 [ 0.492521] [<c061ba30>] (driver_probe_device) from [<c061be50>] (__device_attach_driver+0xa0/0xd4) [ 0.492530] r9:00000000 r8:c108af98 r7:00000001 r6:ef07fd30 r5:ef230a10 r4:c10228c4 [ 0.492540] [<c061bdb0>] (__device_attach_driver) from [<c0619fe4>] (bus_for_each_drv+0x4c/0x9c) [ 0.492548] r7:00000001 r6:c061bdb0 r5:ef07fd30 r4:00000000 [ 0.492557] [<c0619f98>] (bus_for_each_drv) from [<c061b90c>] (__device_attach+0xb8/0x11c) [ 0.492564] r6:ef230a10 r5:ef230a44 r4:ef230a10 [ 0.492574] [<c061b854>] (__device_attach) from [<c061bed0>] (device_initial_probe+0x14/0x18) [ 0.492581] r7:00000000 r6:ef230a10 r5:c1035820 r4:ef230a18 [ 0.492591] [<c061bebc>] (device_initial_probe) from [<c061af14>] (bus_probe_device+0x8c/0x94) [ 0.492601] [<c061ae88>] (bus_probe_device) from [<c0619024>] (device_add+0x3a4/0x598) [ 0.492609] r7:00000000 r6:ef230a10 r5:c1035680 r4:ef230a18 [ 0.492619] [<c0618c80>] (device_add) from [<c06faab0>] (of_device_add+0x3c/0x44) [ 0.492627] r10:00000001 r9:00000000 r8:00000000 r7:00000000 r6:ef655630 r5:ef230a10 [ 0.492633] r4:ef230a00 [ 0.492642] [<c06faa74>] (of_device_add) from [<c06fb104>] (of_platform_device_create_pdata+0x8c/0xc4) [ 0.492651] [<c06fb078>] (of_platform_device_create_pdata) from [<c06fb3e8>] (of_platform_bus_create+0x168/0x1f4) [ 0.492660] r9:00000000 r8:c0e49558 r7:00000000 r6:c0e49558 r5:00000000 r4:ef6555e0 [ 0.492669] [<c06fb280>] (of_platform_bus_create) from [<c06fb5ec>] (of_platform_populate+0x74/0xd4) [ 0.492678] r10:00000001 r9:00000000 r8:c0e49558 r7:c0e4d038 r6:00000000 r5:ef6538d4 [ 0.492683] r4:ef6555e0 [ 0.492697] [<c06fb578>] (of_platform_populate) from [<c0e10d90>] (pdata_quirks_init+0x74/0x88) [ 0.492705] r10:c0e4483c r9:c104d000 r8:c0e44828 r7:c104d000 r6:ffffe000 r5:c0e038e8 [ 0.492711] r4:c0e4d038 [ 0.492722] [<c0e10d1c>] (pdata_quirks_init) from [<c0e10ca0>] (omap_generic_init+0x1c/0x24) [ 0.492729] r5:c0e038e8 r4:00000000 [ 0.492743] [<c0e10c84>] (omap_generic_init) from [<c0e03910>] (customize_machine+0x28/0x30) [ 0.492754] [<c0e038e8>] (customize_machine) from [<c020179c>] (do_one_initcall+0x4c/0x178) [ 0.492765] [<c0201750>] (do_one_initcall) from [<c0e00f48>] (kernel_init_freeable+0x1e4/0x27c) [ 0.492772] r8:c0e44828 r7:c104d000 r6:00000004 r5:c0e55060 r4:c0c2ee5c [ 0.492783] [<c0e00d64>] (kernel_init_freeable) from [<c0844890>] (kernel_init+0x10/0x118) [ 0.492791] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:c0844880 [ 0.492797] r4:00000000 [ 0.492807] [<c0844880>] (kernel_init) from [<c0207de0>] (ret_from_fork+0x14/0x34) [ 0.492814] r5:c0844880 r4:00000000 [ 0.492823] ---[ end trace 1ba0f02154063417 ]--- [ 0.501395] OMAP GPIO hardware version 0.1 [ 0.516310] irq: no irq domain found for /ocp/l4@4a000000/scm@2000/pinmux@1400 ! [ 0.516799] irq: no irq domain found for /ocp/l4@4a000000/scm@2000/pinmux@1400 ! [ 0.541958] No ATAGs? [ 0.541985] hw-breakpoint: found 5 (+1 reserved) breakpoint and 4 watchpoint registers. [ 0.541994] hw-breakpoint: maximum watchpoint size is 8 bytes. [ 0.542356] omap4_sram_init:Unable to allocate sram needed to handle errata I688 [ 0.542365] omap4_sram_init:Unable to get sram pool needed to handle errata I688 [ 0.542916] OMAP DMA hardware revision 0.0 [ 0.591856] omap-dma-engine 4a056000.dma-controller: OMAP DMA engine driver (LinkedList1/2/3 supported) [ 0.593139] edma 43300000.edma: memcpy is disabled [ 0.598007] edma 43300000.edma: TI EDMA DMA engine driver [ 0.602120] omap-iommu 40d01000.mmu: 40d01000.mmu registered [ 0.602303] omap-iommu 40d02000.mmu: 40d02000.mmu registered [ 0.602465] omap-iommu 58882000.mmu: 58882000.mmu registered [ 0.602615] omap-iommu 55082000.mmu: 55082000.mmu registered [ 0.602873] omap-iommu 41501000.mmu: 41501000.mmu registered [ 0.603061] omap-iommu 41502000.mmu: 41502000.mmu registered [ 0.605528] omap_i2c 48060000.i2c: bus 2 rev0.12 at 400 kHz [ 0.606101] palmas 4-0058: Irq flag is 0x00000008 [ 0.631133] palmas 4-0058: POLARITY_CTRL updat failed: -121 [ 0.631454] palmas: probe of 4-0058 failed with error -121 [ 0.631800] omap_i2c 4807c000.i2c: bus 4 rev0.12 at 400 kHz [ 0.631979] pps_core: LinuxPPS API ver. 1 registered [ 0.631986] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it> [ 0.632006] PTP clock support registered [ 0.632037] EDAC MC: Ver: 3.0.0 [ 0.632957] omap-mailbox 4883c000.mailbox: omap mailbox rev 0x400 [ 0.633251] omap-mailbox 4883e000.mailbox: omap mailbox rev 0x400 [ 0.633546] omap-mailbox 48840000.mailbox: omap mailbox rev 0x400 [ 0.633841] omap-mailbox 48842000.mailbox: omap mailbox rev 0x400 [ 0.634973] clocksource: Switched to clocksource arch_sys_counter [ 0.645085] NET: Registered protocol family 2 [ 0.645601] TCP established hash table entries: 8192 (order: 3, 32768 bytes) [ 0.645666] TCP bind hash table entries: 8192 (order: 4, 65536 bytes) [ 0.645790] TCP: Hash tables configured (established 8192 bind 8192) [ 0.645861] UDP hash table entries: 512 (order: 2, 16384 bytes) [ 0.645892] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes) [ 0.646025] NET: Registered protocol family 1 [ 0.646379] RPC: Registered named UNIX socket transport module. [ 0.646388] RPC: Registered udp transport module. [ 0.646394] RPC: Registered tcp transport module. [ 0.646401] RPC: Registered tcp NFSv4.1 backchannel transport module. [ 0.647140] hw perfevents: enabled with armv7_cortex_a15 PMU driver, 7 counters available [ 0.650042] workingset: timestamp_bits=14 max_order=18 bucket_order=4 [ 0.657585] squashfs: version 4.0 (2009/01/31) Phillip Lougher [ 0.658332] NFS: Registering the id_resolver key type [ 0.658355] Key type id_resolver registered [ 0.658363] Key type id_legacy registered [ 0.658406] ntfs: driver 2.1.32 [Flags: R/O]. [ 0.659597] bounce: pool size: 64 pages [ 0.659739] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247) [ 0.659748] io scheduler noop registered [ 0.659756] io scheduler deadline registered [ 0.659893] io scheduler cfq registered (default) [ 0.663793] pinctrl-single 4a003400.pinmux: 282 pins at pa fc003400 size 1128 [ 0.666460] dra7-pcie 51000000.pcie: Linked as a consumer to phy-4a094000.pciephy.1 [ 0.666777] OF: PCI: host bridge /ocp/axi@0/pcie@51000000 ranges: [ 0.666789] OF: PCI: No bus range found for /ocp/axi@0/pcie@51000000, using [bus 00-ff] [ 0.666821] OF: PCI: IO 0x20003000..0x20012fff -> 0x00000000 [ 0.666843] OF: PCI: MEM 0x20013000..0x2fffffff -> 0x20013000 [ 1.668225] dra7-pcie 51000000.pcie: phy link never came up [ 1.668392] dra7-pcie 51000000.pcie: PCI host bridge to bus 0000:00 [ 1.668405] pci_bus 0000:00: root bus resource [bus 00-ff] [ 1.668414] pci_bus 0000:00: root bus resource [io 0x0000-0xffff] [ 1.668424] pci_bus 0000:00: root bus resource [mem 0x20013000-0x2fffffff] [ 1.668808] PCI: bus0: Fast back to back transfers disabled [ 1.668922] PCI: bus1: Fast back to back transfers enabled [ 1.669057] pci 0000:00:00.0: BAR 0: assigned [mem 0x20100000-0x201fffff] [ 1.669072] pci 0000:00:00.0: BAR 1: assigned [mem 0x20020000-0x2002ffff] [ 1.669085] pci 0000:00:00.0: PCI bridge to [bus 01] [ 1.669315] pcieport 0000:00:00.0: Signaling PME through PCIe PME interrupt [ 1.730694] Serial: 8250/16550 driver, 10 ports, IRQ sharing disabled [ 1.734146] 48020000.serial: ttyS2 at MMIO 0x48020000 (irq = 301, base_baud = 3000000) is a 8250 [ 1.735118] 48422000.serial: ttyS7 at MMIO 0x48422000 (irq = 302, base_baud = 3000000) is a 8250 [ 3.299112] console [ttyS7] enabled [ 3.304430] omap_rng 48090000.rng: OMAP Random Number Generator ver. 20 [ 3.311193] [drm] Initialized [ 3.315543] omapdss_dss 58000000.dss: master bind failed: -517 [ 3.321808] tpd12s015 encoder: failed to find video source [ 3.327837] connector-hdmi connector: failed to find video source [ 3.485624] brd: module loaded [ 3.544243] loop: module loaded [ 3.578791] libphy: Fixed MDIO Bus: probed [ 3.645006] davinci_mdio 48485000.mdio: davinci mdio revision 1.6 [ 3.651129] libphy: 48485000.mdio: probed [ 3.657622] cpsw 48484000.ethernet: Detected MACID = 7c:01:0a:d9:ab:42 [ 3.664276] cpsw 48484000.ethernet: cpts: overflow check period 500 (jiffies) [ 3.672482] cpsw 48484000.ethernet: cpsw: Detected MACID = 7c:01:0a:d9:ab:43 [ 3.680782] i2c /dev entries driver [ 3.689499] omap_hsmmc 4809c000.mmc: Got CD GPIO [ 3.695299] omap_hsmmc 480b4000.mmc: no pinctrl state for sdr25 mode [ 3.701682] omap_hsmmc 480b4000.mmc: no pinctrl state for sdr12 mode [ 3.708983] ledtrig-cpu: registered to indicate activity on CPUs [ 3.715761] NET: Registered protocol family 10 [ 3.731199] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [ 3.737763] NET: Registered protocol family 17 [ 3.742414] Key type dns_resolver registered [ 3.746813] omap_voltage_late_init: Voltage driver support not added [ 3.753295] Power Management for TI OMAP4+ devices. [ 3.758776] Registering SWP/SWPB emulation handler [ 3.775917] dmm 4e000000.dmm: workaround for errata i878 in use [ 3.783723] dmm 4e000000.dmm: initialized all PAT entries [ 3.789895] omapdss_dss 58000000.dss: master bind failed: -517 [ 3.796084] tpd12s015 encoder: failed to find video source [ 3.801853] connector-hdmi connector: failed to find video source [ 3.808942] omap_hsmmc 4809c000.mmc: Got CD GPIO [ 3.814810] omap_hsmmc 480b4000.mmc: no pinctrl state for sdr25 mode [ 3.821241] omap_hsmmc 480b4000.mmc: no pinctrl state for sdr12 mode [ 3.828205] hctosys: unable to open rtc device (rtc0) [ 3.833975] vdd_3v3: disabling [ 3.837101] aic_dvdd_fixed: disabling [ 3.840783] pbias_mmc_omap5: disabling [ 3.845397] Waiting for root device /dev/mmcblk0p2...