[PATCH 08/15] ARM: kirkwood: use fixed PCI i/o mapping
Rob Herring
robherring2 at gmail.com
Fri Jul 6 14:40:33 EDT 2012
From: Rob Herring <rob.herring at calxeda.com>
Move kirkwood PCI to fixed i/o mapping and remove io.h.
Signed-off-by: Rob Herring <rob.herring at calxeda.com>
Cc: Lennert Buytenhek <kernel at wantstofly.org>
Acked-by: Nicolas Pitre <nico at linaro.org>
Cc: Jason Cooper <jason at lakedaemon.net>
Cc: Andrew Lunn <andrew at lunn.ch>
---
arch/arm/Kconfig | 1 -
arch/arm/mach-kirkwood/common.c | 17 +++++++----------
arch/arm/mach-kirkwood/include/mach/io.h | 24 ------------------------
arch/arm/mach-kirkwood/include/mach/kirkwood.h | 2 --
4 files changed, 7 insertions(+), 37 deletions(-)
delete mode 100644 arch/arm/mach-kirkwood/include/mach/io.h
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index ed930ad..8a74244 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -547,7 +547,6 @@ config ARCH_KIRKWOOD
select PCI
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
- select NEED_MACH_IO_H
select PLAT_ORION
help
Support for the following Marvell Kirkwood series SoCs:
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index f261cd2..45d9793 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -22,6 +22,7 @@
#include <asm/timex.h>
#include <asm/kexec.h>
#include <asm/mach/map.h>
+#include <asm/mach/pci.h>
#include <asm/mach/time.h>
#include <mach/kirkwood.h>
#include <mach/bridge-regs.h>
@@ -41,16 +42,6 @@
****************************************************************************/
static struct map_desc kirkwood_io_desc[] __initdata = {
{
- .virtual = KIRKWOOD_PCIE_IO_VIRT_BASE,
- .pfn = __phys_to_pfn(KIRKWOOD_PCIE_IO_PHYS_BASE),
- .length = KIRKWOOD_PCIE_IO_SIZE,
- .type = MT_DEVICE,
- }, {
- .virtual = KIRKWOOD_PCIE1_IO_VIRT_BASE,
- .pfn = __phys_to_pfn(KIRKWOOD_PCIE1_IO_PHYS_BASE),
- .length = KIRKWOOD_PCIE1_IO_SIZE,
- .type = MT_DEVICE,
- }, {
.virtual = KIRKWOOD_REGS_VIRT_BASE,
.pfn = __phys_to_pfn(KIRKWOOD_REGS_PHYS_BASE),
.length = KIRKWOOD_REGS_SIZE,
@@ -60,6 +51,12 @@ static struct map_desc kirkwood_io_desc[] __initdata = {
void __init kirkwood_map_io(void)
{
+ unsigned long pci_io_pfn[] = {
+ __phys_to_pfn(KIRKWOOD_PCIE_IO_PHYS_BASE),
+ __phys_to_pfn(KIRKWOOD_PCIE1_IO_PHYS_BASE),
+ };
+ pci_map_io_pfn(pci_io_pfn, ARRAY_SIZE(pci_io_pfn), SZ_1M);
+
iotable_init(kirkwood_io_desc, ARRAY_SIZE(kirkwood_io_desc));
}
diff --git a/arch/arm/mach-kirkwood/include/mach/io.h b/arch/arm/mach-kirkwood/include/mach/io.h
deleted file mode 100644
index 5d0ab61..0000000
--- a/arch/arm/mach-kirkwood/include/mach/io.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * arch/arm/mach-kirkwood/include/mach/io.h
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without any
- * warranty of any kind, whether express or implied.
- */
-
-#ifndef __ASM_ARCH_IO_H
-#define __ASM_ARCH_IO_H
-
-#include "kirkwood.h"
-
-#define IO_SPACE_LIMIT 0xffffffff
-
-static inline void __iomem *__io(unsigned long addr)
-{
- return (void __iomem *)((addr - KIRKWOOD_PCIE_IO_BUS_BASE)
- + KIRKWOOD_PCIE_IO_VIRT_BASE);
-}
-
-#define __io(a) __io(a)
-
-#endif
diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
index c5b6851..43e4f9b 100644
--- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h
+++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
@@ -37,12 +37,10 @@
#define KIRKWOOD_NAND_MEM_SIZE SZ_1K
#define KIRKWOOD_PCIE1_IO_PHYS_BASE 0xf3000000
-#define KIRKWOOD_PCIE1_IO_VIRT_BASE 0xfef00000
#define KIRKWOOD_PCIE1_IO_BUS_BASE 0x00100000
#define KIRKWOOD_PCIE1_IO_SIZE SZ_1M
#define KIRKWOOD_PCIE_IO_PHYS_BASE 0xf2000000
-#define KIRKWOOD_PCIE_IO_VIRT_BASE 0xfee00000
#define KIRKWOOD_PCIE_IO_BUS_BASE 0x00000000
#define KIRKWOOD_PCIE_IO_SIZE SZ_1M
--
1.7.9.5
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