mpc83xx: Remove CONFIG_SYS_GPIO{1/2}_PRELIM and related
Last use of CONFIG_SYS_GPIO1_PRELIM was removed by
commit
cdea07dc24 ("ppc: Remove MPC8349EMDS board and ARCH_MPC8349
support").
Last use of CONFIG_SYS_GPIO2_PRELIM was removed even before by
commit
57c75a11ce ("ppc: Remove caddy2 / vme8349 boards")
Those two items were removed from whitelist by
commit
a7d36e38cf ("Kconfig: Remove some symbols from the whitelist")
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Fixes: cdea07dc24 ("ppc: Remove MPC8349EMDS board and ARCH_MPC8349 support")