Public bug reported:
Maverick on a Beagle-xM:
[ 0.000000] Initializing cgroup subsys cpuset
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Linux version 2.6.35-24-omap (bui...@satinash) (gcc version
4.4.5 (Ubuntu/Linaro 4.4.4-14ubuntu5) ) #42-Ubuntu Wed Dec 8 06:37:32 UTC 2010
(Ubuntu 2.6.35-24.42-omap 2.6.35.8)
[ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c53c7f
[ 0.000000] CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction
cache
[ 0.000000] Machine: OMAP3 Beagle Board
[ 0.000000] Memory policy: ECC disabled, Data cache writeback
[ 0.000000] On node 0 totalpages: 131072
[ 0.000000] free_area_init_node: node 0, pgdat c0769b64, node_mem_map
c0828000
[ 0.000000] Normal zone: 1024 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 130048 pages, LIFO batch:31
[ 0.000000] OMAP3630 ES1.0 (l2cache iva sgx neon isp 192mhz_clk )
[ 0.000000] SRAM: Mapped pa 0x40200000 to va 0xfe400000 size: 0x100000
[ 0.000000] Reserving 12582912 bytes SDRAM for VRAM
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total
pages: 130048
[ 0.000000] Kernel command line: text splash ro elevator=noop vram=12M
omapfb.mode=dvi:1280x720mr...@60 root=UUID=aea6b659-1d5d-4854-badf-0320cadc01ff
fixrtc console=ttyS2,115200n8
[ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes)
[ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes)
[ 0.000000] allocated 2621440 bytes of page_cgroup
[ 0.000000] please try 'cgroup_disable=memory' option if you don't want
memory cgroups
[ 0.000000] Memory: 256MB 256MB = 512MB total
[ 0.000000] Memory: 487308k/487308k available, 36980k 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] DMA : 0xffc00000 - 0xffe00000 ( 2 MB)
[ 0.000000] vmalloc : 0xe0800000 - 0xf8000000 ( 376 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xe0000000 ( 512 MB)
[ 0.000000] modules : 0xbf000000 - 0xc0000000 ( 16 MB)
[ 0.000000] .init : 0xc0008000 - 0xc0044000 ( 240 kB)
[ 0.000000] .text : 0xc0044000 - 0xc06b3000 (6588 kB)
[ 0.000000] .data : 0xc071e000 - 0xc076de60 ( 320 kB)
[ 0.000000] SLUB: Genslabs=9, HWalign=64, Order=0-3, MinObjects=0, CPUs=1,
Nodes=1
[ 0.000000] Hierarchical RCU implementation.
[ 0.000000] RCU-based detection of stalled CPUs is disabled.
[ 0.000000] Verbose stalled-CPUs detection is disabled.
[ 0.000000] NR_IRQS:402
[ 0.000000] Clocking rate (Crystal/Core/MPU): 26.0/332/600 MHz
[ 0.000000] (null): no physical address for uart#3, so skipping
early_init...
[ 0.000000] omap_hwmod: l3_hwmod: cannot be enabled (3)
[ 0.000000] omap_hwmod: l4_core_hwmod: cannot be enabled (3)
[ 0.000000] omap_hwmod: l4_per_hwmod: cannot be enabled (3)
[ 0.000000] omap_hwmod: l4_wkup_hwmod: cannot be enabled (3)
[ 0.000000] Reprogramming SDRC clock to 332000000 Hz
[ 0.000000] GPMC revision 5.0
[ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 4.0) with 96
interrupts
[ 0.000000] Total of 96 interrupts on 1 active controller
[ 0.000000] OMAP GPIO hardware version 2.5
[ 0.000000] OMAP clockevent source: GPTIMER12 at 32768 Hz
[ 0.000000] Console: colour dummy device 80x30
[ 0.000000] Calibrating delay loop... 515.72 BogoMIPS (lpj=2015232)
[ 0.000000] pid_max: default: 32768 minimum: 301
[ 0.000000] Security Framework initialized
[ 0.000000] AppArmor: AppArmor initialized
[ 0.000000] Yama: becoming mindful.
[ 0.000000] Mount-cache hash table entries: 512
[ 0.000000] Initializing cgroup subsys ns
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Initializing cgroup subsys memory
[ 0.000000] Initializing cgroup subsys devices
[ 0.000000] Initializing cgroup subsys freezer
[ 0.000000] CPU: Testing write buffer coherency: ok
[ 0.000000] devtmpfs: initialized
[ 0.000000] regulator: core version 0.5
[ 0.000000] NET: Registered protocol family 16
[ 0.000000] mux: Setting signal mcspi1_clk.gpio171 0x011c -> 0x011c
[ 0.000000] mux: Setting signal mcspi1_simo.gpio172 0x011c -> 0x011c
[ 0.000000] mux: Setting signal mcspi1_somi.gpio173 0x011c -> 0x011c
[ 0.000000] OMAP3 Beagle Rev: xM
[ 0.000000] mux: Setting signal i2c3_scl.i2c3_scl 0x0118 -> 0x0100
[ 0.000000] mux: Setting signal i2c3_sda.i2c3_sda 0x0118 -> 0x0100
[ 0.000000] ------------[ cut here ]------------
[ 0.000000] WARNING: at
/build/buildd/linux-2.6.35/arch/arm/mach-omap2/serial.c:727
omap_serial_init_port+0x88/0x1f8()
[ 0.000000] (null): can't init uart3, no clocks available
[ 0.000000] Modules linked in:
[ 0.000000] [<c004c508>] (unwind_backtrace+0x0/0x100) from [<c051a2a8>]
(dump_stack+0x18/0x1c)
[ 0.000000] [<c051a2a8>] (dump_stack+0x18/0x1c) from [<c0081cb4>]
(warn_slowpath_common+0x5c/0x6c)
[ 0.000000] [<c0081cb4>] (warn_slowpath_common+0x5c/0x6c) from [<c0081d68>]
(warn_slowpath_fmt+0x38/0x40)
[ 0.000000] [<c0081d68>] (warn_slowpath_fmt+0x38/0x40) from [<c0010814>]
(omap_serial_init_port+0x88/0x1f8)
[ 0.000000] [<c0010814>] (omap_serial_init_port+0x88/0x1f8) from
[<c00109b4>] (omap_serial_init+0x30/0x3c)
[ 0.000000] [<c00109b4>] (omap_serial_init+0x30/0x3c) from [<c00125e0>]
(omap3_beagle_init+0x6c/0xfc)
[ 0.000000] [<c00125e0>] (omap3_beagle_init+0x6c/0xfc) from [<c000c660>]
(customize_machine+0x24/0x2c)
[ 0.000000] [<c000c660>] (customize_machine+0x24/0x2c) from [<c00443bc>]
(do_one_initcall+0x3c/0x1dc)
[ 0.000000] [<c00443bc>] (do_one_initcall+0x3c/0x1dc) from [<c00085b4>]
(do_basic_setup+0x64/0x74)
[ 0.000000] [<c00085b4>] (do_basic_setup+0x64/0x74) from [<c0008654>]
(kernel_init+0x90/0x120)
[ 0.000000] [<c0008654>] (kernel_init+0x90/0x120) from [<c0045af4>]
(kernel_thread_exit+0x0/0x8)
[ 0.000000] ---[ end trace da227214a82491b7 ]---
Using latest kernel on proposed: 2.6.35-24-omap #42
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Ricardo Salveti (rsalveti)
Status: In Progress
** Tags: armel
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https://bugs.launchpad.net/bugs/688765
Title:
Can't init uart3 (no clocks available) at Beagleboard-xM
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