spi: spi-nxp-fspi: move the register operation after the clock enable

spi: spi-nxp-fspi: move the register operation after the clock enable

[ Upstream commit f422316c8e9d3c4aff3c56549dfb44a677d02f14 ]

Move the register operation after the clock enable, otherwise system
will stuck when this driver probe.

Fixes: 71d80563b076 ("spi: spi-nxp-fspi: fix fspi panic by unexpected interrupts")
Signed-off-by: Haibo Chen <haibo.chen@nxp.com>
Link: https://lore.kernel.org/r/1623317073-25158-1-git-send-email-haibo.chen@nxp.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>