mtd: pxa3xx_nand: Correct null dereference

[u-boot] / drivers / pci / pci-uclass.c

diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c
index 6dd48833184eb11ae8c4f778043a6f48ba4bd89c..d01bfc12e44f28ec58a30d93eaca55aef63923f0 100644 (file)
--- a/drivers/pci/pci-uclass.c
+++ b/drivers/pci/pci-uclass.c
@@ -1053,6 +1053,14 @@ u32 dm_pci_read_bar32(struct udevice *dev, int barnum)
                return addr & PCI_BASE_ADDRESS_MEM_MASK;
 }
 
+void dm_pci_write_bar32(struct udevice *dev, int barnum, u32 addr)
+{
+       int bar;
+
+       bar = PCI_BASE_ADDRESS_0 + barnum * 4;
+       dm_pci_write_config32(dev, bar, addr);
+}
+
 static int _dm_pci_bus_to_phys(struct udevice *ctlr,
                               pci_addr_t bus_addr, unsigned long flags,
                               unsigned long skip_mask, phys_addr_t *pa)
@@ -1233,3 +1241,18 @@ U_BOOT_DRIVER(pci_generic_drv) = {
        .id             = UCLASS_PCI_GENERIC,
        .of_match       = pci_generic_ids,
 };
+
+void pci_init(void)
+{
+       struct udevice *bus;
+
+       /*
+        * Enumerate all known controller devices. Enumeration has the side-
+        * effect of probing them, so PCIe devices will be enumerated too.
+        */
+       for (uclass_first_device(UCLASS_PCI, &bus);
+            bus;
+            uclass_next_device(&bus)) {
+               ;
+       }
+}