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
  86 #
  87 # CPU types
  88 #
  89
  90 # AP7000 derivatives
  91 config CPU_AT32AP700X
  92         bool
  93         select PLATFORM_AT32AP
  94 config CPU_AT32AP7000
  95         bool
  96         select CPU_AT32AP700X
  97 config CPU_AT32AP7001
  98         bool
  99         select CPU_AT32AP700X
 100 config CPU_AT32AP7002
 101         bool
 102         select CPU_AT32AP700X
 103
 104 choice
 105         prompt "AVR32 board type"
 106         default BOARD_ATSTK1000
 107
 108 config BOARD_ATSTK1000
 109         bool "ATSTK1000 evaluation board"
 110
 111 config BOARD_ATNGW100
 112         bool "ATNGW100 Network Gateway"
 113         select CPU_AT32AP7000
 114 endchoice
 115
 116 if BOARD_ATSTK1000
 117 source "arch/avr32/boards/atstk1000/Kconfig"
 118 endif
 119
 120 choice
 121         prompt "Boot loader type"
 122         default LOADER_U_BOOT
 123
 124 config  LOADER_U_BOOT
 125         bool "U-Boot (or similar) bootloader"
 126 endchoice
 127
 128 source "arch/avr32/mach-at32ap/Kconfig"
 129
 130 config LOAD_ADDRESS
 131         hex
 132         default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP700X=y
 133
 134 config ENTRY_ADDRESS
 135         hex
 136         default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP700X=y
 137
 138 config PHYS_OFFSET
 139         hex
 140         default 0x10000000 if CPU_AT32AP700X=y
 141
 142 source "kernel/Kconfig.preempt"
 143
 144 config HAVE_ARCH_BOOTMEM_NODE
 145         def_bool n
 146
 147 config ARCH_HAVE_MEMORY_PRESENT
 148         def_bool n
 149
 150 config NEED_NODE_MEMMAP_SIZE
 151         def_bool n
 152
 153 config ARCH_FLATMEM_ENABLE
 154         def_bool y
 155
 156 config ARCH_DISCONTIGMEM_ENABLE
 157         def_bool n
 158
 159 config ARCH_SPARSEMEM_ENABLE
 160         def_bool n
 161
 162 source "mm/Kconfig"
 163
 164 config OWNERSHIP_TRACE
 165         bool "Ownership trace support"
 166         default y
 167         help
 168           Say Y to generate an Ownership Trace message on every context switch,
 169           enabling Nexus-compliant debuggers to keep track of the PID of the
 170           currently executing task.
 171
 172 config NMI_DEBUGGING
 173         bool "NMI Debugging"
 174         default n
 175         help
 176           Say Y here and pass the nmi_debug command-line parameter to
 177           the kernel to turn on NMI debugging. Depending on the value
 178           of the nmi_debug option, various pieces of information will
 179           be dumped to the console when a Non-Maskable Interrupt
 180           happens.
 181
 182 # FPU emulation goes here
 183
 184 source "kernel/Kconfig.hz"
 185
 186 config CMDLINE
 187         string "Default kernel command line"
 188         default ""
 189         help
 190           If you don't have a boot loader capable of passing a command line string
 191           to the kernel, you may specify one here. As a minimum, you should specify
 192           the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
 193
 194 endmenu
 195
 196 menu "Power management options"
 197
 198 menu "CPU Frequency scaling"
 199
 200 source "drivers/cpufreq/Kconfig"
 201
 202 config CPU_FREQ_AT32AP
 203         bool "CPU frequency driver for AT32AP"
 204         depends on CPU_FREQ && PLATFORM_AT32AP
 205         default n
 206         help
 207           This enables the CPU frequency driver for AT32AP processors.
 208
 209           For details, take a look in <file:Documentation/cpu-freq>.
 210
 211           If in doubt, say N.
 212
 213 endmenu
 214
 215 endmenu
 216
 217 menu "Bus options"
 218
 219 config PCI
 220         bool
 221
 222 source "drivers/pci/Kconfig"
 223
 224 source "drivers/pcmcia/Kconfig"
 225
 226 endmenu
 227
 228 menu "Executable file formats"
 229 source "fs/Kconfig.binfmt"
 230 endmenu
 231
 232 source "net/Kconfig"
 233
 234 source "drivers/Kconfig"
 235
 236 source "fs/Kconfig"
 237
 238 source "arch/avr32/Kconfig.debug"
 239
 240 source "security/Kconfig"
 241
 242 source "crypto/Kconfig"
 243
 244 source "lib/Kconfig"