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/.
26 config GENERIC_HARDIRQS
30 config HARDIRQS_SW_RESEND
34 config GENERIC_IRQ_PROBE
38 config RWSEM_GENERIC_SPINLOCK
46 config RWSEM_XCHGADD_ALGORITHM
49 config ARCH_HAS_ILOG2_U32
53 config ARCH_HAS_ILOG2_U64
57 config GENERIC_HWEIGHT
61 config GENERIC_CALIBRATE_DELAY
72 menu "System Type and features"
78 config PERFORMANCE_COUNTERS
81 config PLATFORM_AT32AP
85 select PERFORMANCE_COUNTERS
88 prompt "AVR32 CPU type"
89 default CPU_AT32AP7000
93 select PLATFORM_AT32AP
97 # CPU Daughterboards for ATSTK1000
98 config BOARD_ATSTK1002
102 prompt "AVR32 board type"
103 default BOARD_ATSTK1000
105 config BOARD_ATSTK1000
106 bool "ATSTK1000 evaluation board"
107 select BOARD_ATSTK1002 if CPU_AT32AP7000
109 config BOARD_ATNGW100
110 bool "ATNGW100 Network Gateway"
114 source "arch/avr32/boards/atstk1000/Kconfig"
118 prompt "Boot loader type"
119 default LOADER_U_BOOT
122 bool "U-Boot (or similar) bootloader"
125 source "arch/avr32/mach-at32ap/Kconfig"
129 default 0x10000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
133 default 0x90000000 if LOADER_U_BOOT=y && CPU_AT32AP7000=y
137 default 0x10000000 if CPU_AT32AP7000=y
139 source "kernel/Kconfig.preempt"
141 config HAVE_ARCH_BOOTMEM_NODE
145 config ARCH_HAVE_MEMORY_PRESENT
149 config NEED_NODE_MEMMAP_SIZE
153 config ARCH_FLATMEM_ENABLE
157 config ARCH_DISCONTIGMEM_ENABLE
161 config ARCH_SPARSEMEM_ENABLE
167 config OWNERSHIP_TRACE
168 bool "Ownership trace support"
171 Say Y to generate an Ownership Trace message on every context switch,
172 enabling Nexus-compliant debuggers to keep track of the PID of the
173 currently executing task.
175 # FPU emulation goes here
177 source "kernel/Kconfig.hz"
180 string "Default kernel command line"
183 If you don't have a boot loader capable of passing a command line string
184 to the kernel, you may specify one here. As a minimum, you should specify
185 the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
189 menu "Power management options"
191 menu "CPU Frequency scaling"
193 source "drivers/cpufreq/Kconfig"
195 config CPU_FREQ_AT32AP
196 bool "CPU frequency driver for AT32AP"
197 depends on CPU_FREQ && PLATFORM_AT32AP
200 This enables the CPU frequency driver for AT32AP processors.
202 For details, take a look in <file:Documentation/cpu-freq>.
215 source "drivers/pci/Kconfig"
217 source "drivers/pcmcia/Kconfig"
221 menu "Executable file formats"
222 source "fs/Kconfig.binfmt"
227 source "drivers/Kconfig"
231 source "arch/avr32/Kconfig.debug"
233 source "security/Kconfig"
235 source "crypto/Kconfig"