2 # For a description of the syntax of this configuration file,
3 # see Documentation/kbuild/kconfig-language.txt.
6 mainmenu "Linux Kernel Configuration"
11 # With EMBEDDED=n, we get lots of stuff automatically selected
12 # that we usually don't need on AVR32.
15 AVR32 is a high-performance 32-bit RISC microprocessor core,
16 designed for cost-sensitive embedded applications, with particular
17 emphasis on low power consumption and high code density.
19 There is an AVR32 Linux project with a web page at
20 http://avr32linux.org/.
29 config GENERIC_HARDIRQS
33 config HARDIRQS_SW_RESEND
37 config GENERIC_IRQ_PROBE
41 config RWSEM_GENERIC_SPINLOCK
49 config RWSEM_XCHGADD_ALGORITHM
52 config ARCH_HAS_ILOG2_U32
56 config ARCH_HAS_ILOG2_U64
60 config GENERIC_HWEIGHT
64 config GENERIC_CALIBRATE_DELAY
75 menu "System Type and features"
81 config PERFORMANCE_COUNTERS
84 config PLATFORM_AT32AP
88 select PERFORMANCE_COUNTERS
91 prompt "AVR32 CPU type"
92 default CPU_AT32AP7000
96 select PLATFORM_AT32AP
100 # CPU Daughterboards for ATSTK1000
101 config BOARD_ATSTK1002
105 prompt "AVR32 board type"
106 default BOARD_ATSTK1000
108 config BOARD_ATSTK1000
109 bool "ATSTK1000 evaluation board"
110 select BOARD_ATSTK1002 if CPU_AT32AP7000
112 config BOARD_ATNGW100
113 bool "ATNGW100 Network Gateway"
117 source "arch/avr32/boards/atstk1000/Kconfig"
121 prompt "Boot loader type"
122 default LOADER_U_BOOT
125 bool "U-Boot (or similar) bootloader"
128 source "arch/avr32/mach-at32ap/Kconfig"
132 default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
136 default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
140 default 0x10000000 if CPU_AT32AP7000=y
142 source "kernel/Kconfig.preempt"
144 config HAVE_ARCH_BOOTMEM_NODE
148 config ARCH_HAVE_MEMORY_PRESENT
152 config NEED_NODE_MEMMAP_SIZE
156 config ARCH_FLATMEM_ENABLE
160 config ARCH_DISCONTIGMEM_ENABLE
164 config ARCH_SPARSEMEM_ENABLE
170 config OWNERSHIP_TRACE
171 bool "Ownership trace support"
174 Say Y to generate an Ownership Trace message on every context switch,
175 enabling Nexus-compliant debuggers to keep track of the PID of the
176 currently executing task.
178 # FPU emulation goes here
180 source "kernel/Kconfig.hz"
183 string "Default kernel command line"
186 If you don't have a boot loader capable of passing a command line string
187 to the kernel, you may specify one here. As a minimum, you should specify
188 the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
192 menu "Power management options"
194 menu "CPU Frequency scaling"
196 source "drivers/cpufreq/Kconfig"
198 config CPU_FREQ_AT32AP
199 bool "CPU frequency driver for AT32AP"
200 depends on CPU_FREQ && PLATFORM_AT32AP
203 This enables the CPU frequency driver for AT32AP processors.
205 For details, take a look in <file:Documentation/cpu-freq>.
218 source "drivers/pci/Kconfig"
220 source "drivers/pcmcia/Kconfig"
224 menu "Executable file formats"
225 source "fs/Kconfig.binfmt"
230 source "drivers/Kconfig"
234 source "arch/avr32/Kconfig.debug"
236 source "security/Kconfig"
238 source "crypto/Kconfig"