arch/avr32/Kconfig

   1 #
   2 # For a description of the syntax of this configuration file,
   3 # see Documentation/kbuild/kconfig-language.txt.
   4 #
   5
   6 mainmenu "Linux Kernel Configuration"
   7
   8 config AVR32
   9         def_bool y
  10         # With EMBEDDED=n, we get lots of stuff automatically selected
  11         # that we usually don't need on AVR32.
  12         select EMBEDDED
  13         help
  14           AVR32 is a high-performance 32-bit RISC microprocessor core,
  15           designed for cost-sensitive embedded applications, with particular
  16           emphasis on low power consumption and high code density.
  17
  18           There is an AVR32 Linux project with a web page at
  19           http://avr32linux.org/.
  20
  21 config GENERIC_GPIO
  22         def_bool y
  23
  24 config GENERIC_HARDIRQS
  25         def_bool y
  26
  27 config STACKTRACE_SUPPORT
  28         def_bool y
  29
  30 config LOCKDEP_SUPPORT
  31         def_bool y
  32
  33 config TRACE_IRQFLAGS_SUPPORT
  34         def_bool y
  35
  36 config HARDIRQS_SW_RESEND
  37         def_bool y
  38
  39 config GENERIC_IRQ_PROBE
  40         def_bool y
  41
  42 config RWSEM_GENERIC_SPINLOCK
  43         def_bool y
  44
  45 config GENERIC_TIME
  46         def_bool y
  47
  48 config RWSEM_XCHGADD_ALGORITHM
  49         def_bool n
  50
  51 config ARCH_HAS_ILOG2_U32
  52         def_bool n
  53
  54 config ARCH_HAS_ILOG2_U64
  55         def_bool n
  56
  57 config ARCH_SUPPORTS_OPROFILE
  58         def_bool y
  59
  60 config GENERIC_HWEIGHT
  61         def_bool y
  62
  63 config GENERIC_CALIBRATE_DELAY
  64         def_bool y
  65
  66 config GENERIC_BUG
  67         def_bool y
  68         depends on BUG
  69
  70 source "init/Kconfig"
  71
  72 menu "System Type and features"
  73
  74 config SUBARCH_AVR32B
  75         bool
  76 config MMU
  77         bool
  78 config PERFORMANCE_COUNTERS
  79         bool
  80
  81 config PLATFORM_AT32AP
  82         bool
  83         select SUBARCH_AVR32B
  84         select MMU
  85         select PERFORMANCE_COUNTERS
  86
  87 #
  88 # CPU types
  89 #
  90
  91 # AP7000 derivatives
  92 config CPU_AT32AP700X
  93         bool
  94         select PLATFORM_AT32AP
  95 config CPU_AT32AP7000
  96         bool
  97         select CPU_AT32AP700X
  98 config CPU_AT32AP7001
  99         bool
 100         select CPU_AT32AP700X
 101 config CPU_AT32AP7002
 102         bool
 103         select CPU_AT32AP700X
 104
 105 choice
 106         prompt "AVR32 board type"
 107         default BOARD_ATSTK1000
 108
 109 config BOARD_ATSTK1000
 110         bool "ATSTK1000 evaluation board"
 111
 112 config BOARD_ATNGW100
 113         bool "ATNGW100 Network Gateway"
 114         select CPU_AT32AP7000
 115 endchoice
 116
 117 if BOARD_ATSTK1000
 118 source "arch/avr32/boards/atstk1000/Kconfig"
 119 endif
 120
 121 choice
 122         prompt "Boot loader type"
 123         default LOADER_U_BOOT
 124
 125 config  LOADER_U_BOOT
 126         bool "U-Boot (or similar) bootloader"
 127 endchoice
 128
 129 source "arch/avr32/mach-at32ap/Kconfig"
 130
 131 config LOAD_ADDRESS
 132         hex
 133         default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP700X=y
 134
 135 config ENTRY_ADDRESS
 136         hex
 137         default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP700X=y
 138
 139 config PHYS_OFFSET
 140         hex
 141         default 0x10000000 if CPU_AT32AP700X=y
 142
 143 source "kernel/Kconfig.preempt"
 144
 145 config HAVE_ARCH_BOOTMEM_NODE
 146         def_bool n
 147
 148 config ARCH_HAVE_MEMORY_PRESENT
 149         def_bool n
 150
 151 config NEED_NODE_MEMMAP_SIZE
 152         def_bool n
 153
 154 config ARCH_FLATMEM_ENABLE
 155         def_bool y
 156
 157 config ARCH_DISCONTIGMEM_ENABLE
 158         def_bool n
 159
 160 config ARCH_SPARSEMEM_ENABLE
 161         def_bool n
 162
 163 source "mm/Kconfig"
 164
 165 config OWNERSHIP_TRACE
 166         bool "Ownership trace support"
 167         default y
 168         help
 169           Say Y to generate an Ownership Trace message on every context switch,
 170           enabling Nexus-compliant debuggers to keep track of the PID of the
 171           currently executing task.
 172
 173 # FPU emulation goes here
 174
 175 source "kernel/Kconfig.hz"
 176
 177 config CMDLINE
 178         string "Default kernel command line"
 179         default ""
 180         help
 181           If you don't have a boot loader capable of passing a command line string
 182           to the kernel, you may specify one here. As a minimum, you should specify
 183           the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
 184
 185 endmenu
 186
 187 menu "Power management options"
 188
 189 menu "CPU Frequency scaling"
 190
 191 source "drivers/cpufreq/Kconfig"
 192
 193 config CPU_FREQ_AT32AP
 194         bool "CPU frequency driver for AT32AP"
 195         depends on CPU_FREQ && PLATFORM_AT32AP
 196         default n
 197         help
 198           This enables the CPU frequency driver for AT32AP processors.
 199
 200           For details, take a look in <file:Documentation/cpu-freq>.
 201
 202           If in doubt, say N.
 203
 204 endmenu
 205
 206 endmenu
 207
 208 menu "Bus options"
 209
 210 config PCI
 211         bool
 212
 213 source "drivers/pci/Kconfig"
 214
 215 source "drivers/pcmcia/Kconfig"
 216
 217 endmenu
 218
 219 menu "Executable file formats"
 220 source "fs/Kconfig.binfmt"
 221 endmenu
 222
 223 source "net/Kconfig"
 224
 225 source "drivers/Kconfig"
 226
 227 source "fs/Kconfig"
 228
 229 source "kernel/Kconfig.instrumentation"
 230
 231 source "arch/avr32/Kconfig.debug"
 232
 233 source "security/Kconfig"
 234
 235 source "crypto/Kconfig"
 236
 237 source "lib/Kconfig"