rockchip: clk: rk3368: add support for configuring the SPI clocks

As SPI support may be useful in the boot-flow, this adds support for
configuring the SPI controller's clocks in the RK3368 clock driver.

Signed-off-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
1 file changed