clk: meson: add ROUND_CLOSEST to the pll driver

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Provide an option for the pll driver to round to the rate closest to the
requested rate, instead of systematically rounding down.

This may allow the provided rate to be closer to the requested rate when
rounding up is not an issue

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>

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Jerome Brunet 2018-02-19 12:21:41 +01:00 • committed by Neil Armstrong

parent c77de0e5c9

commit 0a1be867b9

2 changed files with 15 additions and 4 deletions

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17

drivers/clk/meson/clk-pll.c

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2

drivers/clk/meson/clkc.h

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