clk: at91: replace prog clk round_rate with determine_rate
authorBoris BREZILLON <b.brezillon@overkiz.com>
Tue, 11 Mar 2014 09:00:32 +0000 (10:00 +0100)
committerMike Turquette <mturquette@linaro.org>
Wed, 19 Mar 2014 22:21:39 +0000 (15:21 -0700)
Implement the determine_rate callback to choose the best parent clk that
fulfills the requested rate.

Signed-off-by: Boris BREZILLON <b.brezillon@overkiz.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

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