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         select HAVE_OPROFILE
  14         select HAVE_KPROBES
  15         help
  16           AVR32 is a high-performance 32-bit RISC microprocessor core,
  17           designed for cost-sensitive embedded applications, with particular
  18           emphasis on low power consumption and high code density.
  19
  20           There is an AVR32 Linux project with a web page at
  21           http://avr32linux.org/.
  22
  23 config GENERIC_GPIO
  24         def_bool y
  25
  26 config GENERIC_HARDIRQS
  27         def_bool y
  28
  29 config STACKTRACE_SUPPORT
  30         def_bool y
  31
  32 config LOCKDEP_SUPPORT
  33         def_bool y
  34
  35 config TRACE_IRQFLAGS_SUPPORT
  36         def_bool y
  37
  38 config HARDIRQS_SW_RESEND
  39         def_bool y
  40
  41 config GENERIC_IRQ_PROBE
  42         def_bool y
  43
  44 config RWSEM_GENERIC_SPINLOCK
  45         def_bool y
  46
  47 config GENERIC_TIME
  48         def_bool y
  49
  50 config RWSEM_XCHGADD_ALGORITHM
  51         def_bool n
  52
  53 config ARCH_HAS_ILOG2_U32
  54         def_bool n
  55
  56 config ARCH_HAS_ILOG2_U64
  57         def_bool n
  58
  59 config GENERIC_HWEIGHT
  60         def_bool y
  61
  62 config GENERIC_CALIBRATE_DELAY
  63         def_bool y
  64
  65 config GENERIC_BUG
  66         def_bool y
  67         depends on BUG
  68
  69 source "init/Kconfig"
  70
  71 menu "System Type and features"
  72
  73 config SUBARCH_AVR32B
  74         bool
  75 config MMU
  76         bool
  77 config PERFORMANCE_COUNTERS
  78         bool
  79
  80 config PLATFORM_AT32AP
  81         bool
  82         select SUBARCH_AVR32B
  83         select MMU
  84         select PERFORMANCE_COUNTERS
  85         select HAVE_GPIO_LIB
  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 config NMI_DEBUGGING
 174         bool "NMI Debugging"
 175         default n
 176         help
 177           Say Y here and pass the nmi_debug command-line parameter to
 178           the kernel to turn on NMI debugging. Depending on the value
 179           of the nmi_debug option, various pieces of information will
 180           be dumped to the console when a Non-Maskable Interrupt
 181           happens.
 182
 183 # FPU emulation goes here
 184
 185 source "kernel/Kconfig.hz"
 186
 187 config CMDLINE
 188         string "Default kernel command line"
 189         default ""
 190         help
 191           If you don't have a boot loader capable of passing a command line string
 192           to the kernel, you may specify one here. As a minimum, you should specify
 193           the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
 194
 195 endmenu
 196
 197 menu "Power management options"
 198
 199 menu "CPU Frequency scaling"
 200
 201 source "drivers/cpufreq/Kconfig"
 202
 203 config CPU_FREQ_AT32AP
 204         bool "CPU frequency driver for AT32AP"
 205         depends on CPU_FREQ && PLATFORM_AT32AP
 206         default n
 207         help
 208           This enables the CPU frequency driver for AT32AP processors.
 209
 210           For details, take a look in <file:Documentation/cpu-freq>.
 211
 212           If in doubt, say N.
 213
 214 endmenu
 215
 216 endmenu
 217
 218 menu "Bus options"
 219
 220 config PCI
 221         bool
 222
 223 source "drivers/pci/Kconfig"
 224
 225 source "drivers/pcmcia/Kconfig"
 226
 227 endmenu
 228
 229 menu "Executable file formats"
 230 source "fs/Kconfig.binfmt"
 231 endmenu
 232
 233 source "net/Kconfig"
 234
 235 source "drivers/Kconfig"
 236
 237 source "fs/Kconfig"
 238
 239 source "arch/avr32/Kconfig.debug"
 240
 241 source "security/Kconfig"
 242
 243 source "crypto/Kconfig"
 244
 245 source "lib/Kconfig"