mpc83xx: Migrate CONFIG_LCRR_* to Kconfig

Migrate the CONFIG_LCRR_* settings to Kconfig.

Signed-off-by: Mario Six <mario.six@gdsys.cc>
diff --git a/configs/MPC8349EMDS_defconfig b/configs/MPC8349EMDS_defconfig
index b2b944a..bb0d166 100644
--- a/configs/MPC8349EMDS_defconfig
+++ b/configs/MPC8349EMDS_defconfig
@@ -107,3 +107,5 @@
 CONFIG_OR1_SCY_15=y
 CONFIG_OR1_XAM_SET=y
 CONFIG_OR1_EHTR_NORMAL=y
+CONFIG_LCRR_DBYP_PLL_BYPASSED=y
+CONFIG_LCRR_CLKDIV_4=y