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/arch/powerpc/cpu/mpc83xx/initreg/Kconfig b/arch/powerpc/cpu/mpc83xx/initreg/Kconfig
index 82c2489..a6b42a2 100644
--- a/arch/powerpc/cpu/mpc83xx/initreg/Kconfig
+++ b/arch/powerpc/cpu/mpc83xx/initreg/Kconfig
@@ -1,5 +1,6 @@
 menu "Initial register configuration"
 
 source "arch/powerpc/cpu/mpc83xx/initreg/Kconfig.spcr"
+source "arch/powerpc/cpu/mpc83xx/initreg/Kconfig.lcrr"
 
 endmenu