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authorRob Herring <rob.herring@calxeda.com>2012-07-13 16:27:22 -0500
committerRob Herring <rob.herring@calxeda.com>2012-07-26 09:09:57 -0500
commit68ef63227b131a83732753f9fcd258319c37c1c3 (patch)
tree6008795f34f7644ae227da4931c841e34e9d32d3 /arch/arm/mach-integrator
parentd94c7a04b84e825b7cdeb112a11935ec0e70afd7 (diff)
ARM: integrator: use fixed PCI i/o mapping
Move integrator PCI to fixed i/o mapping and remove io.h. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Cc: Russell King <linux@arm.linux.org.uk> Cc: Linus Walleij <linus.walleij@linaro.org> Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm/mach-integrator')
-rw-r--r--arch/arm/mach-integrator/include/mach/io.h33
-rw-r--r--arch/arm/mach-integrator/include/mach/platform.h4
-rw-r--r--arch/arm/mach-integrator/integrator_ap.c9
-rw-r--r--arch/arm/mach-integrator/pci_v3.c4
4 files changed, 7 insertions, 43 deletions
diff --git a/arch/arm/mach-integrator/include/mach/io.h b/arch/arm/mach-integrator/include/mach/io.h
deleted file mode 100644
index 8de70de3dd0a..000000000000
--- a/arch/arm/mach-integrator/include/mach/io.h
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * arch/arm/mach-integrator/include/mach/io.h
- *
- * Copyright (C) 1999 ARM Limited
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-#ifndef __ASM_ARM_ARCH_IO_H
-#define __ASM_ARM_ARCH_IO_H
-
-/*
- * WARNING: this has to mirror definitions in platform.h
- */
-#define PCI_MEMORY_VADDR 0xe8000000
-#define PCI_CONFIG_VADDR 0xec000000
-#define PCI_V3_VADDR 0xed000000
-#define PCI_IO_VADDR 0xee000000
-
-#define __io(a) ((void __iomem *)(PCI_IO_VADDR + (a)))
-
-#endif
diff --git a/arch/arm/mach-integrator/include/mach/platform.h b/arch/arm/mach-integrator/include/mach/platform.h
index ec467baade09..4c0347526851 100644
--- a/arch/arm/mach-integrator/include/mach/platform.h
+++ b/arch/arm/mach-integrator/include/mach/platform.h
@@ -324,6 +324,10 @@
*/
#define PHYS_PCI_V3_BASE 0x62000000
+#define PCI_MEMORY_VADDR 0xe8000000
+#define PCI_CONFIG_VADDR 0xec000000
+#define PCI_V3_VADDR 0xed000000
+
/* ------------------------------------------------------------------------
* Integrator Interrupt Controllers
* ------------------------------------------------------------------------
diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c
index c857501c5783..fd3bdf8f7223 100644
--- a/arch/arm/mach-integrator/integrator_ap.c
+++ b/arch/arm/mach-integrator/integrator_ap.c
@@ -49,6 +49,7 @@
#include <asm/mach/arch.h>
#include <asm/mach/irq.h>
#include <asm/mach/map.h>
+#include <asm/mach/pci.h>
#include <asm/mach/time.h>
#include <plat/fpga-irq.h>
@@ -72,7 +73,7 @@
* e8000000 40000000 PCI memory PHYS_PCI_MEM_BASE (max 512M)
* ec000000 61000000 PCI config space PHYS_PCI_CONFIG_BASE (max 16M)
* ed000000 62000000 PCI V3 regs PHYS_PCI_V3_BASE (max 64k)
- * ee000000 60000000 PCI IO PHYS_PCI_IO_BASE (max 16M)
+ * fee00000 60000000 PCI IO PHYS_PCI_IO_BASE (max 16M)
* ef000000 Cache flush
* f1000000 10000000 Core module registers
* f1100000 11000000 System controller registers
@@ -146,11 +147,6 @@ static struct map_desc ap_io_desc[] __initdata = {
.pfn = __phys_to_pfn(PHYS_PCI_V3_BASE),
.length = SZ_64K,
.type = MT_DEVICE
- }, {
- .virtual = PCI_IO_VADDR,
- .pfn = __phys_to_pfn(PHYS_PCI_IO_BASE),
- .length = SZ_64K,
- .type = MT_DEVICE
}
};
@@ -158,6 +154,7 @@ static void __init ap_map_io(void)
{
iotable_init(ap_io_desc, ARRAY_SIZE(ap_io_desc));
vga_base = PCI_MEMORY_VADDR;
+ pci_map_io_early(__phys_to_pfn(PHYS_PCI_IO_BASE));
}
#define INTEGRATOR_SC_VALID_INT 0x003fffff
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index b866880e82ac..3a1305ba9ac9 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -374,12 +374,9 @@ static int __init pci_v3_setup_resources(struct pci_sys_data *sys)
}
/*
- * the IO resource for this bus
* the mem resource for this bus
* the prefetch mem resource for this bus
*/
- pci_add_resource_offset(&sys->resources,
- &ioport_resource, sys->io_offset);
pci_add_resource_offset(&sys->resources, &non_mem, sys->mem_offset);
pci_add_resource_offset(&sys->resources, &pre_mem, sys->mem_offset);
@@ -498,7 +495,6 @@ void __init pci_v3_preinit(void)
unsigned int temp;
int ret;
- pcibios_min_io = 0x6000;
pcibios_min_mem = 0x00100000;
/*