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authorNicolas Pitre <nicolas.pitre@linaro.org>2011-09-02 22:26:55 -0400
committerNicolas Pitre <nico@fluxnic.net>2011-10-13 12:53:53 -0400
commit0cdc8b921d68817b687755b4f6ae20cd8ff1d026 (patch)
treee35b262f38cb39411ff8bce4db5eaf168b0be7b2 /arch
parent48de58e34ed379fa99d392a393b8d8343ab48515 (diff)
ARM: switch from NO_MACH_MEMORY_H to NEED_MACH_MEMORY_H
Given that we want the default to not have any <mach/memory.h> and given that there are now fewer cases where it is still provided than the cases where it is not at this point, this makes sense to invert the logic and just identify the exception cases. The word "need" instead of "have" was chosen to construct the config symbol so not to suggest that having a mach/memory.h file is actually a feature that one should aim for. Signed-off-by: Nicolas Pitre <nicolas.pitre@linaro.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/Kconfig61
-rw-r--r--arch/arm/include/asm/memory.h2
-rw-r--r--arch/arm/plat-omap/Kconfig2
3 files changed, 24 insertions, 41 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 81148f41535..b7f7510658d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -211,14 +211,16 @@ config ARM_PATCH_PHYS_VIRT
this feature (eg, building a kernel for a single machine) and
you need to shrink the kernel to the minimal size.
-config NO_MACH_MEMORY_H
+config NEED_MACH_MEMORY_H
bool
help
- Select this when mach/memory.h is removed.
+ 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 && NO_MACH_MEMORY_H
+ depends on !ARM_PATCH_PHYS_VIRT && !NEED_MACH_MEMORY_H
help
Please provide the physical address corresponding to the
location of main memory in your system.
@@ -254,6 +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.
@@ -269,6 +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.
@@ -285,7 +289,6 @@ config ARCH_VERSATILE
select PLAT_VERSATILE_CLCD
select PLAT_VERSATILE_FPGA_IRQ
select ARM_TIMER_SP804
- select NO_MACH_MEMORY_H
help
This enables support for ARM Ltd Versatile board.
@@ -302,7 +305,6 @@ config ARCH_VEXPRESS
select ICST
select PLAT_VERSATILE
select PLAT_VERSATILE_CLCD
- select NO_MACH_MEMORY_H
help
This enables support for the ARM Ltd Versatile Express boards.
@@ -324,7 +326,6 @@ config ARCH_BCMRING
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
select ARCH_WANT_OPTIONAL_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for Broadcom's BCMRing platform.
@@ -332,6 +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.
@@ -342,7 +344,6 @@ config ARCH_CNS3XXX
select ARM_GIC
select MIGHT_HAVE_PCI
select PCI_DOMAINS if PCI
- select NO_MACH_MEMORY_H
help
Support for Cavium Networks CNS3XXX platform.
@@ -351,7 +352,6 @@ config ARCH_GEMINI
select CPU_FA526
select ARCH_REQUIRE_GPIOLIB
select ARCH_USES_GETTIMEOFFSET
- select NO_MACH_MEMORY_H
help
Support for the Cortina Systems Gemini family SoCs
@@ -365,7 +365,6 @@ config ARCH_PRIMA2
select GENERIC_IRQ_CHIP
select USE_OF
select ZONE_DMA
- select NO_MACH_MEMORY_H
help
Support for CSR SiRFSoC ARM Cortex A9 Platform
@@ -375,6 +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
@@ -390,6 +390,7 @@ 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.
@@ -398,6 +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.
@@ -410,7 +412,6 @@ config ARCH_MXC
select CLKSRC_MMIO
select GENERIC_IRQ_CHIP
select HAVE_SCHED_CLOCK
- select NO_MACH_MEMORY_H
help
Support for Freescale MXC/iMX-based family of processors
@@ -420,7 +421,6 @@ config ARCH_MXS
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
select CLKSRC_MMIO
- select NO_MACH_MEMORY_H
help
Support for Freescale MXS-based family of processors
@@ -430,7 +430,6 @@ config ARCH_NETX
select CPU_ARM926T
select ARM_VIC
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
This enables support for systems based on the Hilscher NetX Soc
@@ -439,7 +438,6 @@ config ARCH_H720X
select CPU_ARM720T
select ISA_DMA_API
select ARCH_USES_GETTIMEOFFSET
- select NO_MACH_MEMORY_H
help
This enables support for systems based on the Hynix HMS720x
@@ -451,6 +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.
@@ -461,7 +460,6 @@ config ARCH_IOP32X
select PLAT_IOP
select PCI
select ARCH_REQUIRE_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for Intel's 80219 and IOP32X (XScale) family of
processors.
@@ -473,7 +471,6 @@ config ARCH_IOP33X
select PLAT_IOP
select PCI
select ARCH_REQUIRE_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for Intel's IOP33X (XScale) family of processors.
@@ -483,6 +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.
@@ -492,6 +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.
@@ -505,7 +504,6 @@ config ARCH_IXP4XX
select HAVE_SCHED_CLOCK
select MIGHT_HAVE_PCI
select DMABOUNCE if PCI
- select NO_MACH_MEMORY_H
help
Support for Intel's IXP4XX (XScale) family of processors.
@@ -516,7 +514,6 @@ config ARCH_DOVE
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the Marvell Dove SoC 88AP510
@@ -527,7 +524,6 @@ config ARCH_KIRKWOOD
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the following Marvell Kirkwood series SoCs:
88F6180, 88F6192 and 88F6281.
@@ -543,7 +539,6 @@ config ARCH_LPC32XX
select CLKDEV_LOOKUP
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
Support for the NXP LPC32XX family of processors
@@ -554,7 +549,6 @@ config ARCH_MV78XX0
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the following Marvell MV78xx0 series SoCs:
MV781x0, MV782x0.
@@ -567,7 +561,6 @@ config ARCH_ORION5X
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the following Marvell Orion 5x series SoCs:
Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
@@ -583,7 +576,6 @@ config ARCH_MMP
select TICK_ONESHOT
select PLAT_PXA
select SPARSE_IRQ
- select NO_MACH_MEMORY_H
help
Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line.
@@ -592,6 +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.
@@ -603,7 +596,6 @@ config ARCH_W90X900
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
Support for Nuvoton (Winbond logic dept.) ARM9 processor,
At present, the w90x900 has been renamed nuc900, regarding
@@ -617,7 +609,6 @@ config ARCH_NUC93X
bool "Nuvoton NUC93X CPU"
select CPU_ARM926T
select CLKDEV_LOOKUP
- select NO_MACH_MEMORY_H
help
Support for Nuvoton (Winbond logic dept.) NUC93X MCU,The NUC93X is a
low-power and high performance MPEG-4/JPEG multimedia controller chip.
@@ -632,7 +623,6 @@ config ARCH_TEGRA
select HAVE_CLK
select HAVE_SCHED_CLOCK
select ARCH_HAS_CPUFREQ
- select NO_MACH_MEMORY_H
help
This enables support for NVIDIA Tegra based systems (Tegra APX,
Tegra 6xx and Tegra 2 series).
@@ -642,7 +632,6 @@ config ARCH_PNX4008
select CPU_ARM926T
select CLKDEV_LOOKUP
select ARCH_USES_GETTIMEOFFSET
- select NO_MACH_MEMORY_H
help
This enables support for Philips PNX4008 mobile platform.
@@ -661,7 +650,6 @@ config ARCH_PXA
select SPARSE_IRQ
select AUTO_ZRELADDR
select MULTI_IRQ_HANDLER
- select NO_MACH_MEMORY_H
help
Support for Intel/Marvell's PXA2xx/PXA3xx processor line.
@@ -671,7 +659,6 @@ config ARCH_MSM
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
- select NO_MACH_MEMORY_H
help
Support for Qualcomm MSM/QSD based systems. This runs on the
apps processor of the MSM/QSD and depends on a shared memory
@@ -689,6 +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.
@@ -703,6 +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.
@@ -721,6 +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.
@@ -732,7 +722,6 @@ config ARCH_S3C2410
select CLKDEV_LOOKUP
select ARCH_USES_GETTIMEOFFSET
select HAVE_S3C2410_I2C if I2C
- select NO_MACH_MEMORY_H
help
Samsung S3C2410X CPU based systems, such as the Simtec Electronics
BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
@@ -765,7 +754,6 @@ config ARCH_S3C64XX
select SAMSUNG_GPIOLIB_4BIT
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
- select NO_MACH_MEMORY_H
help
Samsung S3C64XX series based systems
@@ -781,7 +769,6 @@ config ARCH_S5P64X0
select HAVE_SCHED_CLOCK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C_RTC if RTC_CLASS
- select NO_MACH_MEMORY_H
help
Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440,
SMDK6450.
@@ -797,7 +784,6 @@ config ARCH_S5PC100
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C_RTC if RTC_CLASS
select HAVE_S3C2410_WATCHDOG if WATCHDOG
- select NO_MACH_MEMORY_H
help
Samsung S5PC100 series based systems
@@ -817,6 +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
@@ -833,6 +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
@@ -844,6 +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>).
@@ -855,7 +844,6 @@ config ARCH_TCC_926
select HAVE_CLK
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
Support for Telechips TCC ARM926-based systems.
@@ -872,6 +860,7 @@ 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.
@@ -883,7 +872,6 @@ config ARCH_U8500
select CLKDEV_LOOKUP
select ARCH_REQUIRE_GPIOLIB
select ARCH_HAS_CPUFREQ
- select NO_MACH_MEMORY_H
help
Support for ST-Ericsson's Ux500 architecture
@@ -895,7 +883,6 @@ config ARCH_NOMADIK
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for the Nomadik platform by ST-Ericsson
@@ -909,7 +896,6 @@ config ARCH_DAVINCI
select GENERIC_ALLOCATOR
select GENERIC_IRQ_CHIP
select ARCH_HAS_HOLES_MEMORYMODEL
- select NO_MACH_MEMORY_H
help
Support for TI's DaVinci platform.
@@ -933,7 +919,6 @@ config PLAT_SPEAR
select CLKSRC_MMIO
select GENERIC_CLOCKEVENTS
select HAVE_CLK
- select NO_MACH_MEMORY_H
help
Support for ST's SPEAr platform (SPEAr3xx, SPEAr6xx and SPEAr13xx).
@@ -945,7 +930,6 @@ config ARCH_VT8500
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
select HAVE_PWM
- select NO_MACH_MEMORY_H
help
Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip.
@@ -959,7 +943,6 @@ config ARCH_ZYNQ
select ARM_AMBA
select ICST
select USE_OF
- select NO_MACH_MEMORY_H
help
Support for Xilinx Zynq ARM Cortex A9 Platform
endchoice
diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h
index 046c915694c..a8997d71084 100644
--- a/arch/arm/include/asm/memory.h
+++ b/arch/arm/include/asm/memory.h
@@ -18,7 +18,7 @@
#include <linux/types.h>
#include <asm/sizes.h>
-#ifndef CONFIG_NO_MACH_MEMORY_H
+#ifdef CONFIG_NEED_MACH_MEMORY_H
#include <mach/memory.h>
#endif
diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig
index e00fe764045..95732af7b20 100644
--- a/arch/arm/plat-omap/Kconfig
+++ b/arch/arm/plat-omap/Kconfig
@@ -14,6 +14,7 @@ config ARCH_OMAP1
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select GENERIC_IRQ_CHIP
+ select NEED_MACH_MEMORY_H
help
"Systems based on omap7xx, omap15xx or omap16xx"
@@ -22,7 +23,6 @@ config ARCH_OMAP2PLUS
select CLKDEV_LOOKUP
select GENERIC_IRQ_CHIP
select OMAP_DM_TIMER
- select NO_MACH_MEMORY_H
help
"Systems based on OMAP2, OMAP3 or OMAP4"