mpc86xx: delete unused MPC86xx_DDR_SDRAM_CLK_CNTL define

This is an orphaned legacy leftover that is just polluting
the config file namespace.

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
3 files changed