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   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 HARDIRQS_SW_RESEND
  28         def_bool y
  29
  30 config GENERIC_IRQ_PROBE
  31         def_bool y
  32
  33 config RWSEM_GENERIC_SPINLOCK
  34         def_bool y
  35
  36 config GENERIC_TIME
  37         def_bool y
  38
  39 config RWSEM_XCHGADD_ALGORITHM
  40         def_bool n
  41
  42 config ARCH_HAS_ILOG2_U32
  43         def_bool n
  44
  45 config ARCH_HAS_ILOG2_U64
  46         def_bool n
  47
  48 config GENERIC_HWEIGHT
  49         def_bool y
  50
  51 config GENERIC_CALIBRATE_DELAY
  52         def_bool y
  53
  54 config GENERIC_BUG
  55         def_bool y
  56         depends on BUG
  57
  58 source "init/Kconfig"
  59
  60 menu "System Type and features"
  61
  62 config SUBARCH_AVR32B
  63         bool
  64 config MMU
  65         bool
  66 config PERFORMANCE_COUNTERS
  67         bool
  68
  69 config PLATFORM_AT32AP
  70         bool
  71         select SUBARCH_AVR32B
  72         select MMU
  73         select PERFORMANCE_COUNTERS
  74
  75 choice
  76         prompt "AVR32 CPU type"
  77         default CPU_AT32AP7000
  78
  79 config CPU_AT32AP7000
  80         bool "AT32AP7000"
  81         select PLATFORM_AT32AP
  82 endchoice
  83
  84 #
  85 # CPU Daughterboards for ATSTK1000
  86 config BOARD_ATSTK1002
  87         bool
  88
  89 choice
  90         prompt "AVR32 board type"
  91         default BOARD_ATSTK1000
  92
  93 config BOARD_ATSTK1000
  94         bool "ATSTK1000 evaluation board"
  95         select BOARD_ATSTK1002 if CPU_AT32AP7000
  96
  97 config BOARD_ATNGW100
  98         bool "ATNGW100 Network Gateway"
  99 endchoice
 100
 101 if BOARD_ATSTK1000
 102 source "arch/avr32/boards/atstk1000/Kconfig"
 103 endif
 104
 105 choice
 106         prompt "Boot loader type"
 107         default LOADER_U_BOOT
 108
 109 config  LOADER_U_BOOT
 110         bool "U-Boot (or similar) bootloader"
 111 endchoice
 112
 113 source "arch/avr32/mach-at32ap/Kconfig"
 114
 115 config LOAD_ADDRESS
 116         hex
 117         default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
 118
 119 config ENTRY_ADDRESS
 120         hex
 121         default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
 122
 123 config PHYS_OFFSET
 124         hex
 125         default 0x10000000 if CPU_AT32AP7000=y
 126
 127 source "kernel/Kconfig.preempt"
 128
 129 config HAVE_ARCH_BOOTMEM_NODE
 130         def_bool n
 131
 132 config ARCH_HAVE_MEMORY_PRESENT
 133         def_bool n
 134
 135 config NEED_NODE_MEMMAP_SIZE
 136         def_bool n
 137
 138 config ARCH_FLATMEM_ENABLE
 139         def_bool y
 140
 141 config ARCH_DISCONTIGMEM_ENABLE
 142         def_bool n
 143
 144 config ARCH_SPARSEMEM_ENABLE
 145         def_bool n
 146
 147 source "mm/Kconfig"
 148
 149 config OWNERSHIP_TRACE
 150         bool "Ownership trace support"
 151         default y
 152         help
 153           Say Y to generate an Ownership Trace message on every context switch,
 154           enabling Nexus-compliant debuggers to keep track of the PID of the
 155           currently executing task.
 156
 157 # FPU emulation goes here
 158
 159 source "kernel/Kconfig.hz"
 160
 161 config CMDLINE
 162         string "Default kernel command line"
 163         default ""
 164         help
 165           If you don't have a boot loader capable of passing a command line string
 166           to the kernel, you may specify one here. As a minimum, you should specify
 167           the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
 168
 169 endmenu
 170
 171 menu "Power management options"
 172
 173 menu "CPU Frequency scaling"
 174
 175 source "drivers/cpufreq/Kconfig"
 176
 177 config CPU_FREQ_AT32AP
 178         bool "CPU frequency driver for AT32AP"
 179         depends on CPU_FREQ && PLATFORM_AT32AP
 180         default n
 181         help
 182           This enables the CPU frequency driver for AT32AP processors.
 183
 184           For details, take a look in <file:Documentation/cpu-freq>.
 185
 186           If in doubt, say N.
 187
 188 endmenu
 189
 190 endmenu
 191
 192 menu "Bus options"
 193
 194 config PCI
 195         bool
 196
 197 source "drivers/pci/Kconfig"
 198
 199 source "drivers/pcmcia/Kconfig"
 200
 201 endmenu
 202
 203 menu "Executable file formats"
 204 source "fs/Kconfig.binfmt"
 205 endmenu
 206
 207 source "net/Kconfig"
 208
 209 source "drivers/Kconfig"
 210
 211 source "fs/Kconfig"
 212
 213 source "arch/avr32/Kconfig.debug"
 214
 215 source "security/Kconfig"
 216
 217 source "crypto/Kconfig"
 218
 219 source "lib/Kconfig"