On 8/12/21 11:33 AM, Peter Maydell wrote:
> Wire up the sysclk and refclk for the stm32f405 SoC.  This SoC always
> runs the systick refclk at 1/8 the frequency of the main CPU clock,
> so the board code only needs to provide a single sysclk clock.
> 
> Because there is only one board using this SoC, we convert the SoC
> and the board together, rather than splitting it into "add clock to
> SoC; connect clock in board; add error check in SoC code that clock
> is wired up".
> 
> When the systick device starts honouring its clock inputs, this will
> fix an emulation inaccuracy in the netduinoplus2 board where the
> systick reference clock was running at 1MHz rather than 21MHz.
> 
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

Reviewed-by: Alexandre Iooss <erdnaxe@crans.org>

-- Alexandre