soc/rockchip/rk3399/sdram: Clear PI_175 IRQs in data training

Clear PI_175 interrupts before attempting training in all relevant
calls.

Ported from u-boot.

Signed-off-by: Moritz Fischer <moritzf@google.com>
Change-Id: Ib73f58265db62494282dbec42ec4bf2950617e12
Reviewed-on: https://review.coreboot.org/c/coreboot/+/50886
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: ron minnich <rminnich@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

0 files changed, 0 insertions, 0 deletions