pandaboard kernel : omap_hwmod: mcpdm: cannot be enabled

[Chris Bainbridge]

With latest TI PPA kernel 3.1.1-29-linaro-lt-omap and other packages

Boot log:

[ 0.293609] Brought up 2 CPUs
[ 0.293670] SMP: Total of 2 processors activated (3144.71 BogoMIPS).
[ 0.296997] devtmpfs: initialized
[ 0.307861] omap_hwmod: l4_div_ck: missing clockdomain for l4_div_ck.
[ 0.361785] omap_hwmod: mcpdm: _wait_target_ready: -16
[ 0.361846] ------------[ cut here ]------------
[ 0.361877] WARNING: at /build/buildd/linux-linaro-lt-omap-3.1-3.1.1/arch/arm/mach-omap2/omap_hwmod.c:1509 _enable+)
[ 0.361938] Modules linked in:
[ 0.361999] [<c001b610>] (unwind_backtrace+0x0/0xec) from [<c07268a8>] (dump_stack+0x20/0x24)
[ 0.362060] [<c07268a8>] (dump_stack+0x20/0x24) from [<c005e244>] (warn_slowpath_common+0x5c/0x74)
[ 0.362091] [<c005e244>] (warn_slowpath_common+0x5c/0x74) from [<c005e288>] (warn_slowpath_null+0x2c/0x34)
[ 0.362152] [<c005e288>] (warn_slowpath_null+0x2c/0x34) from [<c0029bf8>] (_enable+0x1fc/0x230)
[ 0.362213] [<c0029bf8>] (_enable+0x1fc/0x230) from [<c0029ff8>] (_setup.part.13+0x20/0xf0)
[ 0.362274] [<c0029ff8>] (_setup.part.13+0x20/0xf0) from [<c002a15c>] (_setup+0x94/0x9c)
[ 0.362304] [<c002a15c>] (_setup+0x94/0x9c) from [<c002a308>] (omap_hwmod_for_each+0x38/0x68)
[ 0.362365] [<c002a308>] (omap_hwmod_for_each+0x38/0x68) from [<c0a7f13c>] (omap_hwmod_setup_all+0x74/0xa0)
[ 0.362426] [<c0a7f13c>] (omap_hwmod_setup_all+0x74/0xa0) from [<c00088dc>] (do_one_initcall+0xa0/0x174)
[ 0.362487] [<c00088dc>] (do_one_initcall+0xa0/0x174) from [<c0a749a4>] (kernel_init+0x94/0x138)
[ 0.362548] [<c0a749a4>] (kernel_init+0x94/0x138) from [<c0014318>] (kernel_thread_exit+0x0/0x8)
[ 0.362640] ---[ end trace da227214a82491b7 ]---
[ 0.362670] omap_hwmod: mcpdm: cannot be enabled (3)
[ 0.369537] Enabling ERRATA 742230
[ 0.369567] Enabling ERRATA 751472
[ 0.369628] OMAP4: Map 0xafe00000 to 0xfe600000 for dram barrier

[Chris Bainbridge (chris-bainbridge)]

I also see lots of other timeouts and warnings in the boot log. Is this a cause for concern?

[ 8.455352] (stk) :line disc installation timed out
[ 8.460632] (stk) :ldisc_install = 0done.
[ 9.573425] (stk) :ldisc_install = 1
[ 10.571075] (stk) :line disc installation timed out
[ 10.777862] platform_mem_setup : status [0x0]
[ 10.784149] platform_setup : status [0x0]
[ 10.788574] proc_mgr_setup : status [0x0]
[ 10.793029] sharedregion_setup : status [0x0]
[ 10.802795] notify_ducatidrv_setup : status [0x0]
[ 10.808044] notify_setup : status [0x0]
[ 10.830230] ipu_pm_setup : status [0x0]
[ 10.834533] nameserver_setup : status [0x0]
[ 10.840576] nameserver_get_handle failed! status = 0xfffffffe
[ 10.849670] gatemp_setup : status [0x0]
[ 10.855529] gatepeterson_setup : status [0x0]
[ 10.860931] nameserver_get_handle failed! status = 0xfffffffe
[ 10.867065] messageq_setup : status [0x0]
[ 10.875274] nameserver_get_handle failed! status = 0xfffffffe
[ 10.881500] heapbufmp_setup : status [0x0]
[ 10.887359] nameserver_get_handle failed! status = 0xfffffffe
[ 10.897399] heapmemmp_setup : status [0x0]
[ 10.902160] nameserver_get_handle failed! status = 0xfffffffe
[ 10.908355] listmp_setup : status [0x0]
[ 10.928131] transportshm_setup : status [0xa7a000]
[ 10.941101] nameserver_remotenotify_setup : status [0x0]
[ 10.962615] _platform_setup : status [0x0]
[ 11.480560] proc4430_attach num_mem_entries = 6
[ 11.509246] proc4430_attach num_mem_entries = 6
[ 12.711639] (stk) :line disc installation timed out
[ 13.106262] _platform_read_slave_memory successful! status = 0x0, proc_id = 2, addr = 0x13500, m_addr = 0xf0c13500,0
[ 13.132934] _platform_read_slave_memory successful! status = 0x0, proc_id = 2, addr = 0x13520, m_addr = 0xf0c13520,0
[ 13.177703] _platform_write_slave_memory successful! status = 0x0, proc_id = 2, addr = 0x13500, m_addr = 0xf0c135000
[ 13.295227] Timer failed to reset
[ 13.342315] ipc_proc_sync_start failed: status [0xffffffff]
[ 13.362091] ipc_attach : ipc_proc_sync_start failed [0xffffffff]
[ 13.381500] ipc_attach failed! status = 0xffffffff
[ 13.407318] ipc_proc_sync_start failed: status [0xffffffff]
[ 13.444366] ipc_attach : ipc_proc_sync_start failed [0xffffffff]
[ 13.469573] ipc_attach failed! status = 0xffffffff

[Chase Qi (chase-qi)]

Migrated to bugzilla: https://bugs.linaro.org/show_bug.cgi?id=580