altos/stm32f1: Set PLLXTPRE value
authorKeith Packard <keithp@keithp.com>
Thu, 11 Jan 2024 00:24:32 +0000 (17:24 -0700)
committerKeith Packard <keithp@keithp.com>
Thu, 1 Feb 2024 01:50:19 +0000 (17:50 -0800)
commitcea7122fc1843b14a179ed9311677f69c10b38eb
tree983c225499bb2a18cfcaf0d7f439d758d6c7498a
parentc8a0811abf59fb55cb17d2159289621d26e887ad
altos/stm32f1: Set PLLXTPRE value

This is the pre-PLL divider value which is needed when we want to
use a 16MHz crystal and a 72MHz sysclk

Signed-off-by: Keith Packard <keithp@keithp.com>
src/stm32f1/ao_clock.c