Sergey Matyukevich 1b97ecefff stm32/f0: more clock helper functions
Add two clock helper defines and functions:
- rcc_set_pll_source: select PLL entry clock source
- rcc_set_pllxtpre: HSE divider for PLL input clock

Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com>
2017-03-30 21:48:07 +00:00
..
2017-03-30 21:48:07 +00:00
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2015-10-24 20:06:12 -07:00