Merge branch 'depends/rmk/memory_h' into next/fixes
[linux-2.6.git] / arch / arm / Kconfig
index cbb1826..2d95b5b 100644 (file)
@@ -195,7 +195,8 @@ config VECTORS_BASE
          The base address of exception vectors.
 
 config ARM_PATCH_PHYS_VIRT
-       bool "Patch physical to virtual translations at runtime"
+       bool "Patch physical to virtual translations at runtime" if EMBEDDED
+       default y
        depends on !XIP_KERNEL && MMU
        depends on !ARCH_REALVIEW || !SPARSEMEM
        help
@@ -204,16 +205,25 @@ config ARM_PATCH_PHYS_VIRT
          kernel in system memory.
 
          This can only be used with non-XIP MMU kernels where the base
-         of physical memory is at a 16MB boundary, or theoretically 64K
-         for the MSM machine class.
+         of physical memory is at a 16MB boundary.
 
-config ARM_PATCH_PHYS_VIRT_16BIT
-       def_bool y
-       depends on ARM_PATCH_PHYS_VIRT && ARCH_MSM
+         Only disable this option if you know that you do not require
+         this feature (eg, building a kernel for a single machine) and
+         you need to shrink the kernel to the minimal size.
+
+config NEED_MACH_MEMORY_H
+       bool
+       help
+         Select this when mach/memory.h is required to provide special
+         definitions for this platform.  The need for mach/memory.h should
+         be avoided when possible.
+
+config PHYS_OFFSET
+       hex "Physical address of main memory"
+       depends on !ARM_PATCH_PHYS_VIRT && !NEED_MACH_MEMORY_H
        help
-         This option extends the physical to virtual translation patching
-         to allow physical memory down to a theoretical minimum of 64K
-         boundaries.
+         Please provide the physical address corresponding to the
+         location of main memory in your system.
 
 source "init/Kconfig"
 
@@ -246,6 +256,7 @@ config ARCH_INTEGRATOR
        select GENERIC_CLOCKEVENTS
        select PLAT_VERSATILE
        select PLAT_VERSATILE_FPGA_IRQ
+       select NEED_MACH_MEMORY_H
        help
          Support for ARM's Integrator platform.
 
@@ -261,6 +272,7 @@ config ARCH_REALVIEW
        select PLAT_VERSATILE_CLCD
        select ARM_TIMER_SP804
        select GPIO_PL061 if GPIOLIB
+       select NEED_MACH_MEMORY_H
        help
          This enables support for ARM Ltd RealView boards.
 
@@ -301,7 +313,6 @@ config ARCH_AT91
        select ARCH_REQUIRE_GPIOLIB
        select HAVE_CLK
        select CLKDEV_LOOKUP
-       select ARM_PATCH_PHYS_VIRT if MMU
        help
          This enables support for systems based on the Atmel AT91RM9200,
          AT91SAM9 and AT91CAP9 processors.
@@ -322,6 +333,7 @@ config ARCH_CLPS711X
        bool "Cirrus Logic CLPS711x/EP721x-based"
        select CPU_ARM720T
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          Support for Cirrus Logic 711x/721x based boards.
 
@@ -362,6 +374,7 @@ config ARCH_EBSA110
        select ISA
        select NO_IOPORT
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          This is an evaluation board for the StrongARM processor available
          from Digital. It has limited hardware on-board, including an
@@ -377,6 +390,7 @@ config ARCH_EP93XX
        select ARCH_REQUIRE_GPIOLIB
        select ARCH_HAS_HOLES_MEMORYMODEL
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          This enables support for the Cirrus EP93xx series of CPUs.
 
@@ -385,6 +399,7 @@ config ARCH_FOOTBRIDGE
        select CPU_SA110
        select FOOTBRIDGE
        select GENERIC_CLOCKEVENTS
+       select NEED_MACH_MEMORY_H
        help
          Support for systems based on the DC21285 companion chip
          ("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
@@ -434,6 +449,7 @@ config ARCH_IOP13XX
        select PCI
        select ARCH_SUPPORTS_MSI
        select VMSPLIT_1G
+       select NEED_MACH_MEMORY_H
        help
          Support for Intel's IOP13XX (XScale) family of processors.
 
@@ -464,6 +480,7 @@ config ARCH_IXP23XX
        select CPU_XSC3
        select PCI
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          Support for Intel's IXP23xx (XScale) family of processors.
 
@@ -473,6 +490,7 @@ config ARCH_IXP2000
        select CPU_XSCALE
        select PCI
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          Support for Intel's IXP2400/2800 (XScale) family of processors.
 
@@ -566,6 +584,7 @@ config ARCH_KS8695
        select CPU_ARM922T
        select ARCH_REQUIRE_GPIOLIB
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
          System-on-Chip devices.
@@ -657,6 +676,7 @@ config ARCH_SHMOBILE
        select SPARSE_IRQ
        select MULTI_IRQ_HANDLER
        select PM_GENERIC_DOMAINS if PM
+       select NEED_MACH_MEMORY_H
        help
          Support for Renesas's SH-Mobile and R-Mobile ARM platforms.
 
@@ -671,6 +691,7 @@ config ARCH_RPC
        select NO_IOPORT
        select ARCH_SPARSEMEM_ENABLE
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          On the Acorn Risc-PC, Linux can support the internal IDE disk and
          CD-ROM interface, serial and parallel port, and the floppy drive.
@@ -689,6 +710,7 @@ config ARCH_SA1100
        select HAVE_SCHED_CLOCK
        select TICK_ONESHOT
        select ARCH_REQUIRE_GPIOLIB
+       select NEED_MACH_MEMORY_H
        help
          Support for StrongARM 11x0 based boards.
 
@@ -781,6 +803,7 @@ config ARCH_S5PV210
        select HAVE_S3C2410_I2C if I2C
        select HAVE_S3C_RTC if RTC_CLASS
        select HAVE_S3C2410_WATCHDOG if WATCHDOG
+       select NEED_MACH_MEMORY_H
        help
          Samsung S5PV210/S5PC110 series based systems
 
@@ -797,6 +820,7 @@ config ARCH_EXYNOS4
        select HAVE_S3C_RTC if RTC_CLASS
        select HAVE_S3C2410_I2C if I2C
        select HAVE_S3C2410_WATCHDOG if WATCHDOG
+       select NEED_MACH_MEMORY_H
        help
          Samsung EXYNOS4 series based systems
 
@@ -808,6 +832,7 @@ config ARCH_SHARK
        select ZONE_DMA
        select PCI
        select ARCH_USES_GETTIMEOFFSET
+       select NEED_MACH_MEMORY_H
        help
          Support for the StrongARM based Digital DNARD machine, also known
          as "Shark" (<http://www.shark-linux.de/shark.html>).
@@ -836,6 +861,7 @@ config ARCH_U300
        select HAVE_MACH_CLKDEV
        select GENERIC_GPIO
        select ARCH_REQUIRE_GPIOLIB
+       select NEED_MACH_MEMORY_H
        help
          Support for ST-Ericsson U300 series mobile platforms.