board: starfive: spl: Drop the unneeded DT modification code

As OF_UPSTREAM is implemented, these code are redundant.

Tested-by: Anand Moon <linux.amoon@gmail.com>
Tested-by: E Shattow <lucent@gmail.com>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
1 file changed