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* regression: Clock changes in next-20141205 break at least omap4
@ 2014-12-05 16:55 Tony Lindgren
  2014-12-05 18:21 ` Stephen Boyd
  0 siblings, 1 reply; 19+ messages in thread
From: Tony Lindgren @ 2014-12-05 16:55 UTC (permalink / raw)
  To: linux-arm-kernel

Hi,

Looks like commit 646cafc6aa4d ("clk: Change clk_ops->determine_rate
to return a clk_hw as the best parent") breaks booting at least for
omap4.

Below is the output from omap4-sdp with DEBUG_LL and earlyprintk
enabled.

Regards,

Tony

[    1.670806] clock: dpll_abe_ck failed transition to 'locked'
[    2.966735] clock: dpll_abe_ck failed transition to 'locked'
[    4.262634] clock: dpll_abe_ck failed transition to 'locked'
[    4.268554] ------------[ cut here ]------------
[    4.273406] WARNING: CPU: 0 PID: 1 at drivers/clk/clk.c:846 clk_disable+0x24/0x30()
[    4.281341] Modules linked in:
[    4.284576] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 3.18.0-rc7-next-20141205-00004-g24aaa63b #141
[    4.293945] Hardware name: Generic OMAP4 (Flattened Device Tree)
[    4.300231] [<c0015614>] (unwind_backtrace) from [<c0011cdc>] (show_stack+0x10/0x14)
[    4.308288] [<c0011cdc>] (show_stack) from [<c05b7fb8>] (dump_stack+0x80/0x9c)
[    4.315795] [<c05b7fb8>] (dump_stack) from [<c003e4e8>] (warn_slowpath_common+0x78/0xb4)
[    4.324188] [<c003e4e8>] (warn_slowpath_common) from [<c003e540>] (warn_slowpath_null+0x1c/0x24)
[    4.333282] [<c003e540>] (warn_slowpath_null) from [<c04c386c>] (clk_disable+0x24/0x30)
[    4.341583] [<c04c386c>] (clk_disable) from [<c00252a0>] (_disable_clocks+0x18/0x68)
[    4.349609] [<c00252a0>] (_disable_clocks) from [<c0026810>] (_idle+0x15c/0x240)
[    4.357299] [<c0026810>] (_idle) from [<c0844cb8>] (_setup+0x174/0x22c)
[    4.364166] [<c0844cb8>] (_setup) from [<c0026c4c>] (omap_hwmod_for_each+0x30/0x5c)
[    4.372131] [<c0026c4c>] (omap_hwmod_for_each) from [<c08450c4>] (__omap_hwmod_setup_all+0x30/0x40)
[    4.381500] [<c08450c4>] (__omap_hwmod_setup_all) from [<c0008b44>] (do_one_initcall+0x80/0x1d4)
[    4.390594] [<c0008b44>] (do_one_initcall) from [<c0837e9c>] (kernel_init_freeable+0x1f4/0x2cc)
[    4.399627] [<c0837e9c>] (kernel_init_freeable) from [<c05b211c>] (kernel_init+0x8/0xe4)
[    4.408020] [<c05b211c>] (kernel_init) from [<c000ea48>] (ret_from_fork+0x14/0x2c)
[    4.415954] ---[ end trace f968bc068c5b0ccc ]---
[    5.710815] clock: dpll_abe_ck failed transition to 'locked'
[    7.006744] clock: dpll_abe_ck failed transition to 'locked'

^ permalink raw reply	[flat|nested] 19+ messages in thread

end of thread, other threads:[~2014-12-20  0:23 UTC | newest]

Thread overview: 19+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2014-12-05 16:55 regression: Clock changes in next-20141205 break at least omap4 Tony Lindgren
2014-12-05 18:21 ` Stephen Boyd
2014-12-05 18:38   ` Tony Lindgren
     [not found]     ` <20141212194238.20398.33333@quantum>
     [not found]       ` <alpine.DEB.2.02.1412122310570.29716@utopia.booyaka.com>
     [not found]         ` <20141215220224.20398.98259@quantum>
2014-12-16  0:21           ` Paul Walmsley
2014-12-16  0:38             ` Tony Lindgren
2014-12-16  1:31               ` Paul Walmsley
2014-12-16 19:01                 ` Stephen Boyd
2014-12-16 20:01                   ` Paul Walmsley
2014-12-16 20:23                     ` Russell King - ARM Linux
2014-12-16 20:45                       ` Paul Walmsley
2014-12-16 20:57                         ` Russell King - ARM Linux
2014-12-16 22:25                           ` Paul Walmsley
2014-12-17  9:52                             ` Lucas Stach
2014-12-17 11:59                               ` Tero Kristo
2014-12-19 16:45                                 ` Paul Walmsley
2014-12-18 19:23                               ` Paul Walmsley
2014-12-18 23:37                                 ` Mike Turquette
2014-12-19  2:15                                   ` Paul Walmsley
2014-12-20  0:23                                     ` Mike Turquette

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