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| author | Claudiu Beznea <claudiu.beznea@microchip.com> | 2020-07-22 10:38:16 +0300 |
|---|---|---|
| committer | Stephen Boyd <sboyd@kernel.org> | 2020-07-24 12:19:08 +0300 |
| commit | e1e3e7008a90f9ffe0161191bd64a4c06f0d417a (patch) | |
| tree | ad728eec0af36d6186a1388ffc17ffd4f1e4d701 /include/math-emu | |
| parent | 172e7ddeeafd95caa809b7b1a140bfd7f20597d9 (diff) | |
| download | linux-e1e3e7008a90f9ffe0161191bd64a4c06f0d417a.tar.xz | |
clk: at91: sckc: register slow_rc with accuracy option
Chapter 57.7.5 of SAM9X60 datasheet specifies that the maximum drift of
this oscillator is +- 3KHz. Use that value and the formula at [1]
or the calculator at [2] to compute the PPB value.
[1] https://www.everythingrf.com/rf-calculators/ppm-to-hz-calculator
[2] https://www.changpuak.ch/electronics/ppm_to_Hz_converter.php
Fixes: 04bcc4275e601 ("clk: at91: sckc: add support for SAM9X60")
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/1595403506-8209-9-git-send-email-claudiu.beznea@microchip.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
Diffstat (limited to 'include/math-emu')
0 files changed, 0 insertions, 0 deletions