dts/arm: st: Add clocks nodes for F0/F3/G0/G4

Add clocks nodes for F0/F3/G0/G4 series.

For F0 and G0 series, update compatible for rcc node
to specify use of dedicated "st,stm32f0-rcc" compatible.

Signed-off-by: Erwan Gouriou <erwan.gouriou@linaro.org>
4 files changed