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clk: drop the initial core->parents look-ups from __clk_core_init()

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The core->parents is a cache to save expensive clock parent look-ups.
It will be filled as needed later.  We do not have to do it here.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Vladimir Zapolskiy <vz@mleia.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Masahiro Yamada 2015-12-28 19:23:02 +09:00 committed by Stephen Boyd
parent 88cfbef2ac
commit 3c436bf95a
1 changed files with 0 additions and 11 deletions
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11
drivers/clk/clk.c
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@ -2347,17 +2347,6 @@ static int __clk_core_init(struct clk_core *core)
"%s: invalid NULL in %s's .parent_names\n",
__func__, core->name);
/*
* clk_core_lookup returns NULL for parents that have not been
* clk_init'd; thus any access to clk->parents[] must check
* for a NULL pointer. We can always perform lazy lookups for
* missing parents later on.
*/
if (core->parents)
for (i = 0; i < core->num_parents; i++)
core->parents[i] =
clk_core_lookup(core->parent_names[i]);
core->parent = __clk_init_parent(core);
/*