ppc4xx: Consolidate pci_pre_init() function

[platform/kernel/u-boot.git] / board / prodrive / p3p440 / p3p440.c

diff --git a/board/prodrive/p3p440/p3p440.c b/board/prodrive/p3p440/p3p440.c
index 9a07852..020f66d 100644 (file)
--- a/board/prodrive/p3p440/p3p440.c
+++ b/board/prodrive/p3p440/p3p440.c
@@ -165,77 +165,7 @@ int misc_init_r (void)
 }
 
 /*************************************************************************
- *  pci_pre_init
- *
- *  This routine is called just prior to registering the hose and gives
- *  the board the opportunity to check things. Returning a value of zero
- *  indicates that things are bad & PCI initialization should be aborted.
- *
- *     Different boards may wish to customize the pci controller structure
- *     (add regions, override default access routines, etc) or perform
- *     certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
-       unsigned long strap;
-
-       /*--------------------------------------------------------------------------+
-        *      The P3P440 board is always configured as the host & requires the
-        *      PCI arbiter to be disabled because it's an PMC module.
-        *--------------------------------------------------------------------------*/
-       strap = mfdcr(CPC0_STRP1);
-       if (strap & 0x00100000) {
-               printf("PCI: CPC0_STRP1[PAE] set.\n");
-               return 0;
-       }
-
-       return 1;
-}
-#endif /* defined(CONFIG_PCI) */
-
-/*************************************************************************
- *  pci_target_init
- *
- *     The bootstrap configuration provides default settings for the pci
- *     inbound map (PIM). But the bootstrap config choices are limited and
- *     may not be sufficient for a given board.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT)
-void pci_target_init(struct pci_controller *hose)
-{
-       /*--------------------------------------------------------------------------+
-        * Disable everything
-        *--------------------------------------------------------------------------*/
-       out32r(PCIL0_PIM0SA, 0);        /* disable */
-       out32r(PCIL0_PIM1SA, 0);        /* disable */
-       out32r(PCIL0_PIM2SA, 0);        /* disable */
-       out32r(PCIL0_EROMBA, 0);        /* disable expansion rom */
-
-       /*--------------------------------------------------------------------------+
-        * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping
-        * options to not support sizes such as 128/256 MB.
-        *--------------------------------------------------------------------------*/
-       out32r(PCIL0_PIM0LAL, CONFIG_SYS_SDRAM_BASE);
-       out32r(PCIL0_PIM0LAH, 0);
-       out32r(PCIL0_PIM0SA, ~(gd->ram_size - 1) | 1);
-
-       out32r(PCIL0_BAR0, 0);
-
-       /*--------------------------------------------------------------------------+
-        * Program the board's subsystem id/vendor id
-        *--------------------------------------------------------------------------*/
-       out16r(PCIL0_SBSYSVID, CONFIG_SYS_PCI_SUBSYS_VENDORID);
-       out16r(PCIL0_SBSYSID, CONFIG_SYS_PCI_SUBSYS_DEVICEID);
-
-       out16r(PCIL0_CMD, in16r(PCIL0_CMD) | PCI_COMMAND_MEMORY);
-}
-#endif                         /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */
-
-/*************************************************************************
- *  is_pci_host
+ * Override weak is_pci_host()
  *
  *     This routine is called to determine if a pci scan should be
  *     performed. With various hardware environments (especially cPCI and