x86: ivybridge: Remove the dead codes that programs pci bridge

Remove bd82x6x_pci_bus_enable_resources() that is not called anywhere.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Acked-by: Simon Glass <sjg@chromium.org>

diff --git a/arch/x86/cpu/ivybridge/bd82x6x.c b/arch/x86/cpu/ivybridge/bd82x6x.c
index ca8cccf..3e7a907 100644 (file)
--- a/arch/x86/cpu/ivybridge/bd82x6x.c
+++ b/arch/x86/cpu/ivybridge/bd82x6x.c
@@ -55,38 +55,6 @@ void bd82x6x_pci_init(pci_dev_t dev)
        x86_pci_write_config16(dev, SECSTS, reg16);
 }
 
-#define PCI_BRIDGE_UPDATE_COMMAND
-void bd82x6x_pci_dev_enable_resources(pci_dev_t dev)
-{
-       uint16_t command;
-
-       command = x86_pci_read_config16(dev, PCI_COMMAND);
-       command |= PCI_COMMAND_IO;
-#ifdef PCI_BRIDGE_UPDATE_COMMAND
-       /*
-        * If we write to PCI_COMMAND, on some systems this will cause the
-        * ROM and APICs to become invisible.
-        */
-       debug("%x cmd <- %02x\n", dev, command);
-       x86_pci_write_config16(dev, PCI_COMMAND, command);
-#else
-       printf("%s cmd <- %02x (NOT WRITTEN!)\n", dev_path(dev), command);
-#endif
-}
-
-void bd82x6x_pci_bus_enable_resources(pci_dev_t dev)
-{
-       uint16_t ctrl;
-
-       ctrl = x86_pci_read_config16(dev, PCI_BRIDGE_CONTROL);
-       ctrl |= PCI_COMMAND_IO;
-       ctrl |= PCI_BRIDGE_CTL_VGA;
-       debug("%x bridge ctrl <- %04x\n", dev, ctrl);
-       x86_pci_write_config16(dev, PCI_BRIDGE_CONTROL, ctrl);
-
-       bd82x6x_pci_dev_enable_resources(dev);
-}
-
 static int bd82x6x_probe(struct udevice *dev)
 {
        const void *blob = gd->fdt_blob;