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boards: stm32f469i_disco: Tune freq to provide USB compatible freq

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In order to be able to provide 48MHz on PLL-Q, slightly decrease
core clock freq.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
This commit is contained in:
Erwan Gouriou 2023-01-10 15:23:26 +01:00 • committed by Fabio Baltieri
commit f0d21f090e
1 changed files with 2 additions and 2 deletions
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4
boards/arm/stm32f469i_disco/stm32f469i_disco.dts
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@ -69,7 +69,7 @@
&pll {
div-m = <8>;
mul-n = <360>;
mul-n = <336>;
div-p = <2>;
div-q = <7>;
clocks = <&clk_hse>;
@ -78,7 +78,7 @@
&rcc {
clocks = <&pll>;
clock-frequency = <DT_FREQ_M(180)>;
clock-frequency = <DT_FREQ_M(168)>;
ahb-prescaler = <1>;
apb1-prescaler = <4>;
apb2-prescaler = <2>;