1 files changed, 36 insertions, 10 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 9c4caa633d04..c8d5ec8a9391 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -196,7 +196,8 @@ 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
@@ -205,16 +206,25 @@ 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"
 
@@ -247,6 +257,7 @@ 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.
 
@@ -262,6 +273,7 @@ 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.
 
@@ -302,7 +314,6 @@ 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.
@@ -323,6 +334,7 @@ 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.
 
@@ -363,6 +375,7 @@ 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
@@ -378,6 +391,7 @@ config ARCH_EP93XX
         select ARCH_REQUIRE_GPIOLIB
         select ARCH_HAS_HOLES_MEMORYMODEL
         select ARCH_USES_GETTIMEOFFSET
+        select NEED_MEMORY_H
         help
           This enables support for the Cirrus EP93xx series of CPUs.
 
@@ -386,6 +400,7 @@ 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.
@@ -435,6 +450,7 @@ 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.
 
@@ -465,6 +481,7 @@ 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.
 
@@ -474,6 +491,7 @@ 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.
 
@@ -567,6 +585,7 @@ 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.
@@ -658,6 +677,7 @@ 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.
 
@@ -672,6 +692,7 @@ 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.
@@ -690,6 +711,7 @@ 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.
 
@@ -782,6 +804,7 @@ 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
 
@@ -798,6 +821,7 @@ 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
 
@@ -809,6 +833,7 @@ 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 CLKDEV_LOOKUP
         select HAVE_MACH_CLKDEV
         select GENERIC_GPIO
+        select NEED_MACH_MEMORY_H
         help
           Support for ST-Ericsson U300 series mobile platforms.