powerpc: Remove PPC_OF_PLATFORM_PCI

The Cell blade support was the last user of PPC_OF_PLATFORM_PCI, so
remove it.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20241218105523.416573-8-mpe@ellerman.id.au

Author: mpe

arch/powerpc/Kconfig

@@ -440,11 +440,6 @@ config PPC_PCI_BUS_NUM_DOMAIN_DEPENDENT
 	  PCI domain dependent and each PCI controller on own domain can have
 	  256 PCI buses, like it is on other Linux architectures.
 
-config PPC_OF_PLATFORM_PCI
-	bool
-	depends on PCI
-	depends on PPC64 # not supported on 32 bits yet
-
 config ARCH_SUPPORTS_UPROBES
 	def_bool y
 

arch/powerpc/kernel/Makefile

@@ -70,7 +70,7 @@ obj-y				:= cputable.o syscalls.o switch.o \
 				   signal.o sysfs.o cacheinfo.o time.o \
 				   prom.o traps.o setup-common.o \
 				   udbg.o misc.o io.o misc_$(BITS).o \
-				   of_platform.o prom_parse.o firmware.o \
+				   prom_parse.o firmware.o \
 				   hw_breakpoint_constraints.o interrupt.o \
 				   kdebugfs.o stacktrace.o syscall.o
 obj-y				+= ptrace/