clk-imx8mm: Only build QSPI clocks when CONFIG_NXP_FSPI=y

The QSPI clocks are only used when CONFIG_NXP_FSPI=y, so only build the
QSPI clocks in this case to reduce the final SPL binary size.

Signed-off-by: Fabio Estevam <festevam@denx.de>
1 file changed