ARM: renesas: Drop unnecessary function ft_board_setup()

Marek explained on IRC, that ft_board_setup() is not used / necessary
at all. So its best to just drop it completely, as it interferes with
the cleanup of CONFIG_MAX_PCI_REGIONS (completely removed).

Signed-off-by: Stefan Roese <sr@denx.de>
Suggested-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

board/renesas/rcar-common/common.c

@@ -42,51 +42,4 @@ int dram_init_banksize(void)
 
 	return 0;
 }
-
-#if CONFIG_IS_ENABLED(OF_BOARD_SETUP) && CONFIG_IS_ENABLED(PCI)
-int ft_board_setup(void *blob, struct bd_info *bd)
-{
-	struct udevice *dev;
-	struct uclass *uc;
-	fdt_addr_t regs_addr;
-	int i, off, ret;
-
-	ret = uclass_get(UCLASS_PCI, &uc);
-	if (ret)
-		return ret;
-
-	uclass_foreach_dev(dev, uc) {
-		struct pci_controller hose = { 0 };
-
-		for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
-			if (hose.region_count == MAX_PCI_REGIONS) {
-				printf("maximum number of regions parsed, aborting\n");
-				break;
-			}
-
-			if (bd->bi_dram[i].size) {
-				pci_set_region(&hose.regions[hose.region_count++],
-					       bd->bi_dram[i].start,
-					       bd->bi_dram[i].start,
-					       bd->bi_dram[i].size,
-					       PCI_REGION_MEM |
-					       PCI_REGION_PREFETCH |
-					       PCI_REGION_SYS_MEMORY);
-			}
-		}
-
-		regs_addr = devfdt_get_addr_index(dev, 0);
-		off = fdt_node_offset_by_compat_reg(blob,
-				"renesas,pcie-rcar-gen3", regs_addr);
-		if (off < 0) {
-			printf("Failed to find PCIe node@%llx\n", regs_addr);
-			return off;
-		}
-
-		fdt_pci_dma_ranges(blob, off, &hose);
-	}
-
-	return 0;
-}
-#endif
 #endif