bool
default y
-config GENERIC_TIME
- bool
- default n
-
config GENERIC_GPIO
bool
default y
depends on (BF542 || BF544 || BF547 || BF548 || BF549)
default y
-config BFIN_DUAL_CORE
- bool
- depends on (BF561)
- default y
-
-config BFIN_SINGLE_CORE
- bool
- depends on !BFIN_DUAL_CORE
- default y
-
config MEM_GENERIC_BOARD
bool
depends on GENERIC_BOARD
config MEM_MT48LC32M16A2TG_75
bool
- depends on (BFIN527_EZKIT)
+ depends on (BFIN527_EZKIT || BFIN532_IP0X)
default y
source "arch/blackfin/mach-bf527/Kconfig"
to the kernel, you may specify one here. As a minimum, you should specify
the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
+config BOOT_LOAD
+ hex "Kernel load address for booting"
+ default "0x1000"
+ range 0x1000 0x20000000
+ help
+ This option allows you to set the load address of the kernel.
+ This can be useful if you are on a board which has a small amount
+ of memory or you wish to reserve some memory at the beginning of
+ the address space.
+
+ Note that you need to keep this value above 4k (0x1000) as this
+ memory region is used to capture NULL pointer references as well
+ as some core kernel functions.
+
comment "Clock/PLL Setup"
config CLKIN_HZ
- int "Crystal Frequency in Hz"
+ int "Frequency of the crystal on the board in Hz"
default "11059200" if BFIN533_STAMP
default "27000000" if BFIN533_EZKIT
default "25000000" if (BFIN537_STAMP || BFIN527_EZKIT || H8606_HVSISTEMAS)
default "30000000" if BFIN561_EZKIT
default "24576000" if PNAV10
+ default "10000000" if BFIN532_IP0X
help
The frequency of CLKIN crystal oscillator on the board in Hz.
+ Warning: This value should match the crystal on the board. Otherwise,
+ peripherals won't work properly.
config BFIN_KERNEL_CLOCK
bool "Re-program Clocks while Kernel boots?"
are also not changed, and the Bootloader does 100% of the hardware
configuration.
+config MEM_SIZE
+ int "SDRAM Memory Size in MBytes"
+ depends on BFIN_KERNEL_CLOCK
+ default 64
+
+config MEM_ADD_WIDTH
+ int "Memory Address Width"
+ depends on BFIN_KERNEL_CLOCK
+ depends on (!BF54x)
+ range 8 11
+ default 9 if BFIN533_EZKIT
+ default 9 if BFIN561_EZKIT
+ default 9 if H8606_HVSISTEMAS
+ default 10 if BFIN527_EZKIT
+ default 10 if BFIN537_STAMP
+ default 11 if BFIN533_STAMP
+ default 10 if PNAV10
+ default 10 if BFIN532_IP0X
+
config PLL_BYPASS
bool "Bypass PLL"
depends on BFIN_KERNEL_CLOCK
range 1 64
default "22" if BFIN533_EZKIT
default "45" if BFIN533_STAMP
- default "20" if (BFIN537_STAMP || BFIN527_EZKIT || BFIN548_EZKIT)
+ default "20" if (BFIN537_STAMP || BFIN527_EZKIT || BFIN548_EZKIT || BFIN548_BLUETECHNIX_CM)
default "22" if BFIN533_BLUETECHNIX_CM
default "20" if BFIN537_BLUETECHNIX_CM
default "20" if BFIN561_BLUETECHNIX_CM
int "System Clock Divider"
depends on BFIN_KERNEL_CLOCK
range 1 15
- default 5 if BFIN533_EZKIT
- default 5 if BFIN533_STAMP
- default 4 if (BFIN537_STAMP || BFIN527_EZKIT || BFIN548_EZKIT)
- default 5 if BFIN533_BLUETECHNIX_CM
- default 4 if BFIN537_BLUETECHNIX_CM
- default 4 if BFIN561_BLUETECHNIX_CM
- default 5 if BFIN561_EZKIT
- default 3 if H8606_HVSISTEMAS
+ default 5
help
This sets the frequency of the system clock (including SDRAM or DDR).
This can be between 1 and 15
System Clock = (PLL frequency) / (this setting)
+config MAX_MEM_SIZE
+ int "Max SDRAM Memory Size in MBytes"
+ depends on !BFIN_KERNEL_CLOCK && !MPU
+ default 512
+ help
+ This is the max memory size that the kernel will create CPLB
+ tables for. Your system will not be able to handle any more.
+
+choice
+ prompt "DDR SDRAM Chip Type"
+ depends on BFIN_KERNEL_CLOCK
+ depends on BF54x
+ default MEM_MT46V32M16_5B
+
+config MEM_MT46V32M16_6T
+ bool "MT46V32M16_6T"
+
+config MEM_MT46V32M16_5B
+ bool "MT46V32M16_5B"
+endchoice
+
#
# Max & Min Speeds for various Chips
#
source kernel/Kconfig.hz
-comment "Memory Setup"
-
-config MEM_SIZE
- int "SDRAM Memory Size in MBytes"
- default 32 if BFIN533_EZKIT
- default 64 if BFIN527_EZKIT
- default 64 if BFIN537_STAMP
- default 64 if BFIN548_EZKIT
- default 64 if BFIN561_EZKIT
- default 128 if BFIN533_STAMP
- default 64 if PNAV10
- default 32 if H8606_HVSISTEMAS
+config GENERIC_TIME
+ bool "Generic time"
+ default y
-config MEM_ADD_WIDTH
- int "SDRAM Memory Address Width"
- depends on (!BF54x)
- default 9 if BFIN533_EZKIT
- default 9 if BFIN561_EZKIT
- default 9 if H8606_HVSISTEMAS
- default 10 if BFIN527_EZKIT
- default 10 if BFIN537_STAMP
- default 11 if BFIN533_STAMP
- default 10 if PNAV10
+config GENERIC_CLOCKEVENTS
+ bool "Generic clock events"
+ depends on GENERIC_TIME
+ default y
+config CYCLES_CLOCKSOURCE
+ bool "Use 'CYCLES' as a clocksource (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ depends on GENERIC_CLOCKEVENTS
+ depends on !BFIN_SCRATCH_REG_CYCLES
+ default n
+ help
+ If you say Y here, you will enable support for using the 'cycles'
+ registers as a clock source. Doing so means you will be unable to
+ safely write to the 'cycles' register during runtime. You will
+ still be able to read it (such as for performance monitoring), but
+ writing the registers will most likely crash the kernel.
-choice
- prompt "DDR SDRAM Chip Type"
- depends on BFIN548_EZKIT
- default MEM_MT46V32M16_5B
+source kernel/time/Kconfig
-config MEM_MT46V32M16_6T
- bool "MT46V32M16_6T"
+comment "Memory Setup"
-config MEM_MT46V32M16_5B
- bool "MT46V32M16_5B"
-endchoice
+comment "Misc"
config ENET_FLASH_PIN
int "PF port/pin used for flash and ethernet sharing"
code.
For example: PF0 --> 0,PF1 --> 1,PF2 --> 2, etc.
-config BOOT_LOAD
- hex "Kernel load address for booting"
- default "0x1000"
- range 0x1000 0x20000000
- help
- This option allows you to set the load address of the kernel.
- This can be useful if you are on a board which has a small amount
- of memory or you wish to reserve some memory at the beginning of
- the address space.
-
- Note that you need to keep this value above 4k (0x1000) as this
- memory region is used to capture NULL pointer references as well
- as some core kernel functions.
-
choice
prompt "Blackfin Exception Scratch Register"
default BFIN_SCRATCH_REG_RETN
source "mm/Kconfig"
-config LARGE_ALLOCS
- bool "Allow allocating large blocks (> 1MB) of memory"
- help
- Allow the slab memory allocator to keep chains for very large
- memory sizes - upto 32MB. You may need this if your system has
- a lot of RAM, and you need to able to allocate very large
- contiguous chunks. If unsure, say N.
-
config BFIN_GPTIMERS
tristate "Enable Blackfin General Purpose Timers API"
default n
git.samba.org / sfrench / cifs-2.6.git / blobdiff