From 21e67e796bb1d59a484dce2b4203d61bf1fd5be8 Mon Sep 17 00:00:00 2001
From: Graeme Russ <graeme.russ@gmail.com>
Date: Sat, 24 Apr 2010 00:05:54 +1000
Subject: [PATCH] sc520: Board Specific PCI Init
Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
---
arch/i386/cpu/sc520/sc520_pci.c | 39 ++-------------------------------
arch/i386/include/asm/ic/pci.h | 1 +
board/eNET/eNET_pci.c | 33 ++++++++++++++++++++++++++++
3 files changed, 36 insertions(+), 37 deletions(-)
diff --git a/arch/i386/cpu/sc520/sc520_pci.c b/arch/i386/cpu/sc520/sc520_pci.c
index ee7e720188..b91773435e 100644
--- a/arch/i386/cpu/sc520/sc520_pci.c
+++ b/arch/i386/cpu/sc520/sc520_pci.c
@@ -27,6 +27,7 @@
#include <pci.h>
#include <asm/io.h>
#include <asm/pci.h>
+#include <asm/ic/pci.h>
#include <asm/ic/sc520.h>
static struct {
@@ -124,43 +125,7 @@ void pci_sc520_init(struct pci_controller *hose)
{
hose->first_busno = 0;
hose->last_busno = 0xff;
-
- /* System memory space */
- pci_set_region(hose->regions + 0,
- SC520_PCI_MEMORY_BUS,
- SC520_PCI_MEMORY_PHYS,
- SC520_PCI_MEMORY_SIZE,
- PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
-
- /* PCI memory space */
- pci_set_region(hose->regions + 1,
- SC520_PCI_MEM_BUS,
- SC520_PCI_MEM_PHYS,
- SC520_PCI_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* ISA/PCI memory space */
- pci_set_region(hose->regions + 2,
- SC520_ISA_MEM_BUS,
- SC520_ISA_MEM_PHYS,
- SC520_ISA_MEM_SIZE,
- PCI_REGION_MEM);
-
- /* PCI I/O space */
- pci_set_region(hose->regions + 3,
- SC520_PCI_IO_BUS,
- SC520_PCI_IO_PHYS,
- SC520_PCI_IO_SIZE,
- PCI_REGION_IO);
-
- /* ISA/PCI I/O space */
- pci_set_region(hose->regions + 4,
- SC520_ISA_IO_BUS,
- SC520_ISA_IO_PHYS,
- SC520_ISA_IO_SIZE,
- PCI_REGION_IO);
-
- hose->region_count = 5;
+ hose->region_count = pci_set_regions(hose);
pci_setup_type1(hose,
SC520_REG_ADDR,
diff --git a/arch/i386/include/asm/ic/pci.h b/arch/i386/include/asm/ic/pci.h
index 1a35f3492d..2e4376b9b0 100644
--- a/arch/i386/include/asm/ic/pci.h
+++ b/arch/i386/include/asm/ic/pci.h
@@ -73,6 +73,7 @@
extern int sc520_pci_ints[];
void pci_sc520_init(struct pci_controller *hose);
+int pci_set_regions(struct pci_controller *hose);
int pci_sc520_set_irq(int pci_pin, int irq);
#endif
diff --git a/board/eNET/eNET_pci.c b/board/eNET/eNET_pci.c
index e80a8feb16..fefb1a4fbe 100644
--- a/board/eNET/eNET_pci.c
+++ b/board/eNET/eNET_pci.c
@@ -93,3 +93,36 @@ void pci_init_board(void)
{
pci_sc520_init(&enet_hose);
}
+
+int pci_set_regions(struct pci_controller *hose)
+{
+ /* System memory space */
+ pci_set_region(hose->regions + 0,
+ SC520_PCI_MEMORY_BUS,
+ SC520_PCI_MEMORY_PHYS,
+ SC520_PCI_MEMORY_SIZE,
+ PCI_REGION_MEM | PCI_REGION_SYS_MEMORY);
+
+ /* ISA/PCI memory space */
+ pci_set_region(hose->regions + 1,
+ SC520_ISA_MEM_BUS,
+ SC520_ISA_MEM_PHYS,
+ SC520_ISA_MEM_SIZE,
+ PCI_REGION_MEM);
+
+ /* PCI I/O space */
+ pci_set_region(hose->regions + 2,
+ SC520_PCI_IO_BUS,
+ SC520_PCI_IO_PHYS,
+ SC520_PCI_IO_SIZE,
+ PCI_REGION_IO);
+
+ /* ISA/PCI I/O space */
+ pci_set_region(hose->regions + 3,
+ SC520_ISA_IO_BUS,
+ SC520_ISA_IO_PHYS,
+ SC520_ISA_IO_SIZE,
+ PCI_REGION_IO);
+
+ return 4;
+}
--
2.39.5