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author | Rob Herring <rob.herring@calxeda.com> | 2012-07-13 16:27:22 -0500 |
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committer | Rob Herring <rob.herring@calxeda.com> | 2012-07-26 09:09:57 -0500 |
commit | 68ef63227b131a83732753f9fcd258319c37c1c3 (patch) | |
tree | 6008795f34f7644ae227da4931c841e34e9d32d3 | |
parent | d94c7a04b84e825b7cdeb112a11935ec0e70afd7 (diff) | |
download | linux-3.10-68ef63227b131a83732753f9fcd258319c37c1c3.tar.gz linux-3.10-68ef63227b131a83732753f9fcd258319c37c1c3.tar.bz2 linux-3.10-68ef63227b131a83732753f9fcd258319c37c1c3.zip |
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>
-rw-r--r-- | arch/arm/Kconfig | 1 | ||||
-rw-r--r-- | arch/arm/mach-integrator/include/mach/io.h | 33 | ||||
-rw-r--r-- | arch/arm/mach-integrator/include/mach/platform.h | 4 | ||||
-rw-r--r-- | arch/arm/mach-integrator/integrator_ap.c | 9 | ||||
-rw-r--r-- | arch/arm/mach-integrator/pci_v3.c | 4 |
5 files changed, 7 insertions, 44 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ac446e3d802..5d376283b7a 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -261,7 +261,6 @@ config ARCH_INTEGRATOR select GENERIC_CLOCKEVENTS select PLAT_VERSATILE select PLAT_VERSATILE_FPGA_IRQ - select NEED_MACH_IO_H select NEED_MACH_MEMORY_H select SPARSE_IRQ select MULTI_IRQ_HANDLER 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 8de70de3dd0..00000000000 --- 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 ec467baade0..4c034752685 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 c857501c578..fd3bdf8f722 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 b866880e82a..3a1305ba9ac 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; /* |