X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=drivers%2Fpci%2Fpci_auto_old.c;h=edc9a7b3c1704eb7d222a1c1ee6ce5fd3db55726;hb=b08c8c4870831c9315dcae237772238e80035bd5;hp=932eab85bf5629bdd8f0435701bb249bba03427c;hpb=011e9482959afb40319b3e965da9c3e356c6d679;p=oweals%2Fu-boot.git

diff --git a/drivers/pci/pci_auto_old.c b/drivers/pci/pci_auto_old.c
index 932eab85bf..edc9a7b3c1 100644
--- a/drivers/pci/pci_auto_old.c
+++ b/drivers/pci/pci_auto_old.c
@@ -1,7 +1,5 @@
 /*
- * arch/powerpc/kernel/pci_auto.c
- *
- * PCI autoconfiguration library
+ * PCI autoconfiguration library (legacy version, do not change)
  *
  * Author: Matt Porter <mporter@mvista.com>
  *
@@ -14,6 +12,11 @@
 #include <errno.h>
 #include <pci.h>
 
+/*
+ * Do not change this file. Instead, convert your board to use CONFIG_DM_PCI
+ * and change pci_auto.c.
+ */
+
 /* the user can define CONFIG_SYS_PCI_CACHE_LINE_SIZE to avoid problems */
 #ifndef CONFIG_SYS_PCI_CACHE_LINE_SIZE
 #define CONFIG_SYS_PCI_CACHE_LINE_SIZE	8
@@ -98,11 +101,11 @@ void pciauto_setup_device(struct pci_controller *hose,
 				bar_res = prefetch;
 			else
 				bar_res = mem;
-#endif
 
 			debug("PCI Autoconfig: BAR %d, %s, size=0x%llx, ",
 			      bar_nr, bar_res == prefetch ? "Prf" : "Mem",
 			      (unsigned long long)bar_size);
+#endif
 		}
 
 #ifndef CONFIG_PCI_ENUM_ONLY
@@ -177,18 +180,9 @@ void pciauto_prescan_setup_bridge(struct pci_controller *hose,
 	struct pci_region *pci_io;
 	u16 cmdstat, prefechable_64;
 
-#ifdef CONFIG_DM_PCI
-	/* The root controller has the region information */
-	struct pci_controller *ctlr_hose = pci_bus_to_hose(0);
-
-	pci_mem = ctlr_hose->pci_mem;
-	pci_prefetch = ctlr_hose->pci_prefetch;
-	pci_io = ctlr_hose->pci_io;
-#else
 	pci_mem = hose->pci_mem;
 	pci_prefetch = hose->pci_prefetch;
 	pci_io = hose->pci_io;
-#endif
 
 	pci_hose_read_config_word(hose, dev, PCI_COMMAND, &cmdstat);
 	pci_hose_read_config_word(hose, dev, PCI_PREF_MEMORY_BASE,
@@ -196,15 +190,10 @@ void pciauto_prescan_setup_bridge(struct pci_controller *hose,
 	prefechable_64 &= PCI_PREF_RANGE_TYPE_MASK;
 
 	/* Configure bus number registers */
-#ifdef CONFIG_DM_PCI
-	pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS, PCI_BUS(dev));
-	pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS, sub_bus);
-#else
 	pci_hose_write_config_byte(hose, dev, PCI_PRIMARY_BUS,
 				   PCI_BUS(dev) - hose->first_busno);
 	pci_hose_write_config_byte(hose, dev, PCI_SECONDARY_BUS,
 				   sub_bus - hose->first_busno);
-#endif
 	pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, 0xff);
 
 	if (pci_mem) {
@@ -271,26 +260,13 @@ void pciauto_postscan_setup_bridge(struct pci_controller *hose,
 	struct pci_region *pci_prefetch;
 	struct pci_region *pci_io;
 
-#ifdef CONFIG_DM_PCI
-	/* The root controller has the region information */
-	struct pci_controller *ctlr_hose = pci_bus_to_hose(0);
-
-	pci_mem = ctlr_hose->pci_mem;
-	pci_prefetch = ctlr_hose->pci_prefetch;
-	pci_io = ctlr_hose->pci_io;
-#else
 	pci_mem = hose->pci_mem;
 	pci_prefetch = hose->pci_prefetch;
 	pci_io = hose->pci_io;
-#endif
 
 	/* Configure bus number registers */
-#ifdef CONFIG_DM_PCI
-	pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS, sub_bus);
-#else
 	pci_hose_write_config_byte(hose, dev, PCI_SUBORDINATE_BUS,
 				   sub_bus - hose->first_busno);
-#endif
 
 	if (pci_mem) {
 		/* Round memory allocator to 1MB boundary */
@@ -350,18 +326,9 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
 	unsigned short class;
 	int n;
 
-#ifdef CONFIG_DM_PCI
-	/* The root controller has the region information */
-	struct pci_controller *ctlr_hose = pci_bus_to_hose(0);
-
-	pci_mem = ctlr_hose->pci_mem;
-	pci_prefetch = ctlr_hose->pci_prefetch;
-	pci_io = ctlr_hose->pci_io;
-#else
 	pci_mem = hose->pci_mem;
 	pci_prefetch = hose->pci_prefetch;
 	pci_io = hose->pci_io;
-#endif
 
 	pci_hose_read_config_word(hose, dev, PCI_CLASS_DEVICE, &class);
 
@@ -373,12 +340,6 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
 		pciauto_setup_device(hose, dev, 2, pci_mem,
 				     pci_prefetch, pci_io);
 
-#ifdef CONFIG_DM_PCI
-		n = dm_pci_hose_probe_bus(hose, dev);
-		if (n < 0)
-			return n;
-		sub_bus = (unsigned int)n;
-#else
 		/* Passing in current_busno allows for sibling P2P bridges */
 		hose->current_busno++;
 		pciauto_prescan_setup_bridge(hose, dev, hose->current_busno);
@@ -393,7 +354,6 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
 		pciauto_postscan_setup_bridge(hose, dev, sub_bus);
 
 		sub_bus = hose->current_busno;
-#endif
 		break;
 
 	case PCI_CLASS_BRIDGE_CARDBUS:
@@ -407,9 +367,7 @@ int pciauto_config_device(struct pci_controller *hose, pci_dev_t dev)
 		debug("PCI Autoconfig: Found P2CardBus bridge, device %d\n",
 		      PCI_DEV(dev));
 
-#ifndef CONFIG_DM_PCI
 		hose->current_busno++;
-#endif
 		break;
 
 #if defined(CONFIG_PCIAUTO_SKIP_HOST_BRIDGE)