microblaze/PCI: Remove unused PCI BIOS resource allocation

Remove PCI BIOSn unused code which provide's resource allocation for
all pci bus and pci host controller memory initialization.
Signed-off-by: Thippeswamy Havalige <thippeswamy.havalige@amd.com>
Link: https://lore.kernel.org/r/20221025065214.4663-8-thippeswamy.havalige@amd.comSigned-off-by: Michal Simek <michal.simek@amd.com>

arch/microblaze/include/asm/pci-bridge.h

@@ -74,8 +74,6 @@ struct pci_controller {
 	 * ranges since the common pci_bus structure can't handle more
 	 */
 	struct resource io_resource;
-	struct resource mem_resources[3];
-	int global_number;	/* PCI domain number */
 };
 
 #ifdef CONFIG_PCI

arch/microblaze/include/asm/pci.h

@@ -28,8 +28,6 @@
 #define IOBASE_ISA_IO		3
 #define IOBASE_ISA_MEM		4
 
-#define pcibios_scan_all_fns(a, b)	0
-
 /*
  * Set this to 1 if you want the kernel to re-assign all PCI
  * bus numbers (don't do that on ppc64 yet !)
@@ -48,8 +46,6 @@ struct vm_area_struct;
 #define ARCH_GENERIC_PCI_MMAP_RESOURCE	1
 #define arch_can_pci_mmap_io()		1
 
-extern void pcibios_resource_survey(void);
-
 struct file;
 
 /* This part of code was originally in xilinx-pci.h */