powerpc: Fix bootm to boot up again with a Ramdisk

[u-boot] / cpu / mpc85xx / pci.c

diff --git a/cpu/mpc85xx/pci.c b/cpu/mpc85xx/pci.c
index ca11bce22ea2b78bd7c35305bf208491df9590a7..fdc4c83b7834ed8cd8bbc2e04f15fd7f5be8e77a 100644 (file)
--- a/cpu/mpc85xx/pci.c
+++ b/cpu/mpc85xx/pci.c
@@ -29,8 +29,7 @@
 #include <asm/cpm_85xx.h>
 #include <pci.h>
 
-
-#if defined(CONFIG_PCI)
+#if defined(CONFIG_PCI) && !defined(CONFIG_FSL_PCI_INIT)
 
 static struct pci_controller *pci_hose;
 
@@ -40,10 +39,11 @@ pci_mpc85xx_init(struct pci_controller *board_hose)
        u16 reg16;
        u32 dev;
 
-       volatile immap_t    *immap = (immap_t *)CFG_CCSRBAR;
-       volatile ccsr_pcix_t *pcix = &immap->im_pcix;
-       volatile ccsr_pcix_t *pcix2 = &immap->im_pcix2;
-       volatile ccsr_gur_t *gur = &immap->im_gur;
+       volatile ccsr_pcix_t *pcix = (void *)(CFG_MPC85xx_PCIX_ADDR);
+#ifdef CONFIG_MPC85XX_PCI2
+       volatile ccsr_pcix_t *pcix2 = (void *)(CFG_MPC85xx_PCIX2_ADDR);
+#endif
+       volatile ccsr_gur_t *gur = (void *)(CFG_MPC85xx_GUTS_ADDR);
        struct pci_controller * hose;
 
        pci_hose = board_hose;
@@ -72,6 +72,9 @@ pci_mpc85xx_init(struct pci_controller *board_hose)
 
        if (!(gur->pordevsr & PORDEVSR_PCI)) {
                /* PCI-X init */
+               if (CONFIG_SYS_CLK_FREQ < 66000000)
+                       printf("PCI-X will only work at 66 MHz\n");
+
                reg16 = PCI_X_CMD_MAX_SPLIT | PCI_X_CMD_MAX_READ
                        | PCI_X_CMD_ERO | PCI_X_CMD_DPERR_E;
                pci_hose_write_config_word(hose, dev, PCIX_COMMAND, reg16);
@@ -82,14 +85,14 @@ pci_mpc85xx_init(struct pci_controller *board_hose)
        pcix->powbar1  = (CFG_PCI1_MEM_PHYS >> 12) & 0x000fffff;
        pcix->powbear1 = 0x00000000;
        pcix->powar1 = (POWAR_EN | POWAR_MEM_READ |
-                       POWAR_MEM_WRITE | POWAR_MEM_512M);
+                       POWAR_MEM_WRITE | (__ilog2(CFG_PCI1_MEM_SIZE) - 1));
 
        pcix->potar2  = (CFG_PCI1_IO_BASE >> 12) & 0x000fffff;
        pcix->potear2  = 0x00000000;
        pcix->powbar2  = (CFG_PCI1_IO_PHYS >> 12) & 0x000fffff;
        pcix->powbear2 = 0x00000000;
        pcix->powar2 = (POWAR_EN | POWAR_IO_READ |
-                       POWAR_IO_WRITE | POWAR_IO_1M);
+                       POWAR_IO_WRITE | (__ilog2(CFG_PCI1_IO_SIZE) - 1));
 
        pcix->pitar1 = 0x00000000;
        pcix->piwbar1 = 0x00000000;
@@ -134,7 +137,7 @@ pci_mpc85xx_init(struct pci_controller *board_hose)
                u8 header_type;
 
                pci_hose_read_config_byte(hose,
-                                         PCI_BDF(0,17,0),
+                                         PCI_BDF(0,BRIDGE_ID,0),
                                          PCI_HEADER_TYPE,
                                          &header_type);
        }
@@ -167,14 +170,14 @@ pci_mpc85xx_init(struct pci_controller *board_hose)
        pcix2->powbar1  = (CFG_PCI2_MEM_PHYS >> 12) & 0x000fffff;
        pcix2->powbear1 = 0x00000000;
        pcix2->powar1 = (POWAR_EN | POWAR_MEM_READ |
-                       POWAR_MEM_WRITE | POWAR_MEM_512M);
+                       POWAR_MEM_WRITE | (__ilog2(CFG_PCI2_MEM_SIZE) - 1));
 
        pcix2->potar2  = (CFG_PCI2_IO_BASE >> 12) & 0x000fffff;
        pcix2->potear2  = 0x00000000;
        pcix2->powbar2  = (CFG_PCI2_IO_PHYS >> 12) & 0x000fffff;
        pcix2->powbear2 = 0x00000000;
        pcix2->powar2 = (POWAR_EN | POWAR_IO_READ |
-                       POWAR_IO_WRITE | POWAR_IO_1M);
+                       POWAR_IO_WRITE | (__ilog2(CFG_PCI2_IO_SIZE) - 1));
 
        pcix2->pitar1 = 0x00000000;
        pcix2->piwbar1 = 0x00000000;
@@ -208,27 +211,4 @@ pci_mpc85xx_init(struct pci_controller *board_hose)
        hose->last_busno = pci_hose_scan(hose);
 #endif
 }
-
-#ifdef CONFIG_OF_FLAT_TREE
-void
-ft_pci_setup(void *blob, bd_t *bd)
-{
-       u32 *p;
-       int len;
-
-       p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@8000/bus-range", &len);
-       if (p != NULL) {
-               p[0] = pci_hose[0].first_busno;
-               p[1] = pci_hose[0].last_busno;
-       }
-
-#ifdef CONFIG_MPC85XX_PCI2
-       p = (u32 *)ft_get_prop(blob, "/" OF_SOC "/pci@9000/bus-range", &len);
-       if (p != NULL) {
-               p[0] = pci_hose[1].first_busno;
-               p[1] = pci_hose[1].last_busno;
-       }
-#endif
-}
-#endif /* CONFIG_OF_FLAT_TREE */
 #endif /* CONFIG_PCI */