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'
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