From 887cba8f38e237735bb1d84b34dfbbf032e5b6b6 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Sun, 17 Jan 2016 16:11:33 -0700 Subject: [PATCH] x86: ivybridge: Drop unnecessary northbridge setup This is done by default with PCI auto-config. Drop it. Signed-off-by: Simon Glass Reviewed-by: Bin Meng --- arch/x86/cpu/ivybridge/pci.c | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/arch/x86/cpu/ivybridge/pci.c b/arch/x86/cpu/ivybridge/pci.c index 8af99b4447..b081469c96 100644 --- a/arch/x86/cpu/ivybridge/pci.c +++ b/arch/x86/cpu/ivybridge/pci.c @@ -19,32 +19,12 @@ static int pci_ivybridge_probe(struct udevice *bus) { - struct pci_controller *hose = dev_get_uclass_priv(bus); - pci_dev_t dev; - u16 reg16; - if (!(gd->flags & GD_FLG_RELOC)) return 0; post_code(0x50); bd82x6x_init_extra(); post_code(0x51); - reg16 = 0xff; - dev = PCH_DEV; - reg16 = x86_pci_read_config16(dev, PCI_COMMAND); - reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; - x86_pci_write_config16(dev, PCI_COMMAND, reg16); - - /* - * Clear non-reserved bits in status register. - */ - pci_hose_write_config_word(hose, dev, PCI_STATUS, 0xffff); - pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); - pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08); - - pci_write_bar32(hose, dev, 0, 0xf0000000); - post_code(0x52); - return 0; }