clk: at91: clk-generated: create function to find best_diff

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The way to find the best_diff and do the appropriate process afterwards
can be re-used.

This patch prepares the driver for an upcoming patch that will allow
clk_generated to determine the rate of the audio_pll.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>

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Quentin Schulz 2017-08-10 08:34:04 +02:00 • committed by Stephen Boyd

parent 0865805d82

commit 8a8f4bf0c4

1 changed files with 27 additions and 14 deletions

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drivers/clk/at91/clk-generated.c

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