PCI enumeration may happen very early on an x86 board. The board information pointer should have been checked in decode_regions() as its space may not be allocated yet.
With this commit, Intel Galileo board boots again.
Fixes: 664758c ("pci: Fix decode regions for memory banks") Signed-off-by: Bin Meng bmeng.cn@gmail.com ---
drivers/pci/pci-uclass.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/pci/pci-uclass.c b/drivers/pci/pci-uclass.c index ad43e8a..9d51236 100644 --- a/drivers/pci/pci-uclass.c +++ b/drivers/pci/pci-uclass.c @@ -876,6 +876,9 @@ static int decode_regions(struct pci_controller *hose, ofnode parent_node, #ifdef CONFIG_NR_DRAM_BANKS bd_t *bd = gd->bd;
+ if (!bd) + return 0; + for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) { if (bd->bi_dram[i].size) { pci_set_region(hose->regions + hose->region_count++,