Kconfig 22 KB

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  1. #
  2. # For a description of the syntax of this configuration file,
  3. # see Documentation/kbuild/kconfig-language.txt.
  4. #
  5. mainmenu "Blackfin Kernel Configuration"
  6. config MMU
  7. bool
  8. default n
  9. config FPU
  10. bool
  11. default n
  12. config RWSEM_GENERIC_SPINLOCK
  13. bool
  14. default y
  15. config RWSEM_XCHGADD_ALGORITHM
  16. bool
  17. default n
  18. config BLACKFIN
  19. bool
  20. default y
  21. select HAVE_IDE
  22. select HAVE_OPROFILE
  23. config ZONE_DMA
  24. bool
  25. default y
  26. config GENERIC_FIND_NEXT_BIT
  27. bool
  28. default y
  29. config GENERIC_HWEIGHT
  30. bool
  31. default y
  32. config GENERIC_HARDIRQS
  33. bool
  34. default y
  35. config GENERIC_IRQ_PROBE
  36. bool
  37. default y
  38. config GENERIC_GPIO
  39. bool
  40. default y
  41. config FORCE_MAX_ZONEORDER
  42. int
  43. default "14"
  44. config GENERIC_CALIBRATE_DELAY
  45. bool
  46. default y
  47. config HARDWARE_PM
  48. def_bool y
  49. depends on OPROFILE
  50. source "init/Kconfig"
  51. source "kernel/Kconfig.preempt"
  52. menu "Blackfin Processor Options"
  53. comment "Processor and Board Settings"
  54. choice
  55. prompt "CPU"
  56. default BF533
  57. config BF522
  58. bool "BF522"
  59. help
  60. BF522 Processor Support.
  61. config BF523
  62. bool "BF523"
  63. help
  64. BF523 Processor Support.
  65. config BF524
  66. bool "BF524"
  67. help
  68. BF524 Processor Support.
  69. config BF525
  70. bool "BF525"
  71. help
  72. BF525 Processor Support.
  73. config BF526
  74. bool "BF526"
  75. help
  76. BF526 Processor Support.
  77. config BF527
  78. bool "BF527"
  79. help
  80. BF527 Processor Support.
  81. config BF531
  82. bool "BF531"
  83. help
  84. BF531 Processor Support.
  85. config BF532
  86. bool "BF532"
  87. help
  88. BF532 Processor Support.
  89. config BF533
  90. bool "BF533"
  91. help
  92. BF533 Processor Support.
  93. config BF534
  94. bool "BF534"
  95. help
  96. BF534 Processor Support.
  97. config BF536
  98. bool "BF536"
  99. help
  100. BF536 Processor Support.
  101. config BF537
  102. bool "BF537"
  103. help
  104. BF537 Processor Support.
  105. config BF542
  106. bool "BF542"
  107. help
  108. BF542 Processor Support.
  109. config BF544
  110. bool "BF544"
  111. help
  112. BF544 Processor Support.
  113. config BF547
  114. bool "BF547"
  115. help
  116. BF547 Processor Support.
  117. config BF548
  118. bool "BF548"
  119. help
  120. BF548 Processor Support.
  121. config BF549
  122. bool "BF549"
  123. help
  124. BF549 Processor Support.
  125. config BF561
  126. bool "BF561"
  127. help
  128. Not Supported Yet - Work in progress - BF561 Processor Support.
  129. endchoice
  130. choice
  131. prompt "Silicon Rev"
  132. default BF_REV_0_1 if BF527
  133. default BF_REV_0_2 if BF537
  134. default BF_REV_0_3 if BF533
  135. default BF_REV_0_0 if BF549
  136. config BF_REV_0_0
  137. bool "0.0"
  138. depends on (BF52x || BF54x)
  139. config BF_REV_0_1
  140. bool "0.1"
  141. depends on (BF52x || BF54x)
  142. config BF_REV_0_2
  143. bool "0.2"
  144. depends on (BF537 || BF536 || BF534)
  145. config BF_REV_0_3
  146. bool "0.3"
  147. depends on (BF561 || BF537 || BF536 || BF534 || BF533 || BF532 || BF531)
  148. config BF_REV_0_4
  149. bool "0.4"
  150. depends on (BF561 || BF533 || BF532 || BF531)
  151. config BF_REV_0_5
  152. bool "0.5"
  153. depends on (BF561 || BF533 || BF532 || BF531)
  154. config BF_REV_ANY
  155. bool "any"
  156. config BF_REV_NONE
  157. bool "none"
  158. endchoice
  159. config BF52x
  160. bool
  161. depends on (BF522 || BF523 || BF524 || BF525 || BF526 || BF527)
  162. default y
  163. config BF53x
  164. bool
  165. depends on (BF531 || BF532 || BF533 || BF534 || BF536 || BF537)
  166. default y
  167. config BF54x
  168. bool
  169. depends on (BF542 || BF544 || BF547 || BF548 || BF549)
  170. default y
  171. config MEM_GENERIC_BOARD
  172. bool
  173. depends on GENERIC_BOARD
  174. default y
  175. config MEM_MT48LC64M4A2FB_7E
  176. bool
  177. depends on (BFIN533_STAMP)
  178. default y
  179. config MEM_MT48LC16M16A2TG_75
  180. bool
  181. depends on (BFIN533_EZKIT || BFIN561_EZKIT \
  182. || BFIN533_BLUETECHNIX_CM || BFIN537_BLUETECHNIX_CM \
  183. || H8606_HVSISTEMAS)
  184. default y
  185. config MEM_MT48LC32M8A2_75
  186. bool
  187. depends on (BFIN537_STAMP || PNAV10)
  188. default y
  189. config MEM_MT48LC8M32B2B5_7
  190. bool
  191. depends on (BFIN561_BLUETECHNIX_CM)
  192. default y
  193. config MEM_MT48LC32M16A2TG_75
  194. bool
  195. depends on (BFIN527_EZKIT)
  196. default y
  197. source "arch/blackfin/mach-bf527/Kconfig"
  198. source "arch/blackfin/mach-bf533/Kconfig"
  199. source "arch/blackfin/mach-bf561/Kconfig"
  200. source "arch/blackfin/mach-bf537/Kconfig"
  201. source "arch/blackfin/mach-bf548/Kconfig"
  202. menu "Board customizations"
  203. config CMDLINE_BOOL
  204. bool "Default bootloader kernel arguments"
  205. config CMDLINE
  206. string "Initial kernel command string"
  207. depends on CMDLINE_BOOL
  208. default "console=ttyBF0,57600"
  209. help
  210. If you don't have a boot loader capable of passing a command line string
  211. to the kernel, you may specify one here. As a minimum, you should specify
  212. the memory size and the root device (e.g., mem=8M, root=/dev/nfs).
  213. comment "Clock/PLL Setup"
  214. config CLKIN_HZ
  215. int "Crystal Frequency in Hz"
  216. default "11059200" if BFIN533_STAMP
  217. default "27000000" if BFIN533_EZKIT
  218. default "25000000" if (BFIN537_STAMP || BFIN527_EZKIT || H8606_HVSISTEMAS)
  219. default "30000000" if BFIN561_EZKIT
  220. default "24576000" if PNAV10
  221. help
  222. The frequency of CLKIN crystal oscillator on the board in Hz.
  223. config BFIN_KERNEL_CLOCK
  224. bool "Re-program Clocks while Kernel boots?"
  225. default n
  226. help
  227. This option decides if kernel clocks are re-programed from the
  228. bootloader settings. If the clocks are not set, the SDRAM settings
  229. are also not changed, and the Bootloader does 100% of the hardware
  230. configuration.
  231. config MEM_ADD_WIDTH
  232. int "Memory Address Width"
  233. depends on BFIN_KERNEL_CLOCK
  234. depends on (!BF54x)
  235. default 9 if BFIN533_EZKIT
  236. default 9 if BFIN561_EZKIT
  237. default 9 if H8606_HVSISTEMAS
  238. default 10 if BFIN527_EZKIT
  239. default 10 if BFIN537_STAMP
  240. default 11 if BFIN533_STAMP
  241. default 10 if PNAV10
  242. config PLL_BYPASS
  243. bool "Bypass PLL"
  244. depends on BFIN_KERNEL_CLOCK
  245. default n
  246. config CLKIN_HALF
  247. bool "Half Clock In"
  248. depends on BFIN_KERNEL_CLOCK && (! PLL_BYPASS)
  249. default n
  250. help
  251. If this is set the clock will be divided by 2, before it goes to the PLL.
  252. config VCO_MULT
  253. int "VCO Multiplier"
  254. depends on BFIN_KERNEL_CLOCK && (! PLL_BYPASS)
  255. range 1 64
  256. default "22" if BFIN533_EZKIT
  257. default "45" if BFIN533_STAMP
  258. default "20" if (BFIN537_STAMP || BFIN527_EZKIT || BFIN548_EZKIT)
  259. default "22" if BFIN533_BLUETECHNIX_CM
  260. default "20" if BFIN537_BLUETECHNIX_CM
  261. default "20" if BFIN561_BLUETECHNIX_CM
  262. default "20" if BFIN561_EZKIT
  263. default "16" if H8606_HVSISTEMAS
  264. help
  265. This controls the frequency of the on-chip PLL. This can be between 1 and 64.
  266. PLL Frequency = (Crystal Frequency) * (this setting)
  267. choice
  268. prompt "Core Clock Divider"
  269. depends on BFIN_KERNEL_CLOCK
  270. default CCLK_DIV_1
  271. help
  272. This sets the frequency of the core. It can be 1, 2, 4 or 8
  273. Core Frequency = (PLL frequency) / (this setting)
  274. config CCLK_DIV_1
  275. bool "1"
  276. config CCLK_DIV_2
  277. bool "2"
  278. config CCLK_DIV_4
  279. bool "4"
  280. config CCLK_DIV_8
  281. bool "8"
  282. endchoice
  283. config SCLK_DIV
  284. int "System Clock Divider"
  285. depends on BFIN_KERNEL_CLOCK
  286. range 1 15
  287. default 5 if BFIN533_EZKIT
  288. default 5 if BFIN533_STAMP
  289. default 4 if (BFIN537_STAMP || BFIN527_EZKIT || BFIN548_EZKIT)
  290. default 5 if BFIN533_BLUETECHNIX_CM
  291. default 4 if BFIN537_BLUETECHNIX_CM
  292. default 4 if BFIN561_BLUETECHNIX_CM
  293. default 5 if BFIN561_EZKIT
  294. default 3 if H8606_HVSISTEMAS
  295. help
  296. This sets the frequency of the system clock (including SDRAM or DDR).
  297. This can be between 1 and 15
  298. System Clock = (PLL frequency) / (this setting)
  299. #
  300. # Max & Min Speeds for various Chips
  301. #
  302. config MAX_VCO_HZ
  303. int
  304. default 600000000 if BF522
  305. default 400000000 if BF523
  306. default 400000000 if BF524
  307. default 600000000 if BF525
  308. default 400000000 if BF526
  309. default 600000000 if BF527
  310. default 400000000 if BF531
  311. default 400000000 if BF532
  312. default 750000000 if BF533
  313. default 500000000 if BF534
  314. default 400000000 if BF536
  315. default 600000000 if BF537
  316. default 533333333 if BF538
  317. default 533333333 if BF539
  318. default 600000000 if BF542
  319. default 533333333 if BF544
  320. default 600000000 if BF547
  321. default 600000000 if BF548
  322. default 533333333 if BF549
  323. default 600000000 if BF561
  324. config MIN_VCO_HZ
  325. int
  326. default 50000000
  327. config MAX_SCLK_HZ
  328. int
  329. default 133333333
  330. config MIN_SCLK_HZ
  331. int
  332. default 27000000
  333. comment "Kernel Timer/Scheduler"
  334. source kernel/Kconfig.hz
  335. config GENERIC_TIME
  336. bool "Generic time"
  337. default y
  338. config GENERIC_CLOCKEVENTS
  339. bool "Generic clock events"
  340. depends on GENERIC_TIME
  341. default y
  342. config CYCLES_CLOCKSOURCE
  343. bool "Use 'CYCLES' as a clocksource (EXPERIMENTAL)"
  344. depends on EXPERIMENTAL
  345. depends on GENERIC_CLOCKEVENTS
  346. depends on !BFIN_SCRATCH_REG_CYCLES
  347. default n
  348. help
  349. If you say Y here, you will enable support for using the 'cycles'
  350. registers as a clock source. Doing so means you will be unable to
  351. safely write to the 'cycles' register during runtime. You will
  352. still be able to read it (such as for performance monitoring), but
  353. writing the registers will most likely crash the kernel.
  354. source kernel/time/Kconfig
  355. comment "Memory Setup"
  356. config MEM_SIZE
  357. int "SDRAM Memory Size in MBytes"
  358. default 32 if BFIN533_EZKIT
  359. default 64 if BFIN527_EZKIT
  360. default 64 if BFIN537_STAMP
  361. default 64 if BFIN548_EZKIT
  362. default 64 if BFIN561_EZKIT
  363. default 128 if BFIN533_STAMP
  364. default 64 if PNAV10
  365. default 32 if H8606_HVSISTEMAS
  366. choice
  367. prompt "DDR SDRAM Chip Type"
  368. depends on BFIN548_EZKIT
  369. default MEM_MT46V32M16_5B
  370. config MEM_MT46V32M16_6T
  371. bool "MT46V32M16_6T"
  372. config MEM_MT46V32M16_5B
  373. bool "MT46V32M16_5B"
  374. endchoice
  375. config ENET_FLASH_PIN
  376. int "PF port/pin used for flash and ethernet sharing"
  377. depends on (BFIN533_STAMP)
  378. default 0
  379. help
  380. PF port/pin used for flash and ethernet sharing to allow other PF
  381. pins to be used on other platforms without having to touch common
  382. code.
  383. For example: PF0 --> 0,PF1 --> 1,PF2 --> 2, etc.
  384. config BOOT_LOAD
  385. hex "Kernel load address for booting"
  386. default "0x1000"
  387. range 0x1000 0x20000000
  388. help
  389. This option allows you to set the load address of the kernel.
  390. This can be useful if you are on a board which has a small amount
  391. of memory or you wish to reserve some memory at the beginning of
  392. the address space.
  393. Note that you need to keep this value above 4k (0x1000) as this
  394. memory region is used to capture NULL pointer references as well
  395. as some core kernel functions.
  396. choice
  397. prompt "Blackfin Exception Scratch Register"
  398. default BFIN_SCRATCH_REG_RETN
  399. help
  400. Select the resource to reserve for the Exception handler:
  401. - RETN: Non-Maskable Interrupt (NMI)
  402. - RETE: Exception Return (JTAG/ICE)
  403. - CYCLES: Performance counter
  404. If you are unsure, please select "RETN".
  405. config BFIN_SCRATCH_REG_RETN
  406. bool "RETN"
  407. help
  408. Use the RETN register in the Blackfin exception handler
  409. as a stack scratch register. This means you cannot
  410. safely use NMI on the Blackfin while running Linux, but
  411. you can debug the system with a JTAG ICE and use the
  412. CYCLES performance registers.
  413. If you are unsure, please select "RETN".
  414. config BFIN_SCRATCH_REG_RETE
  415. bool "RETE"
  416. help
  417. Use the RETE register in the Blackfin exception handler
  418. as a stack scratch register. This means you cannot
  419. safely use a JTAG ICE while debugging a Blackfin board,
  420. but you can safely use the CYCLES performance registers
  421. and the NMI.
  422. If you are unsure, please select "RETN".
  423. config BFIN_SCRATCH_REG_CYCLES
  424. bool "CYCLES"
  425. help
  426. Use the CYCLES register in the Blackfin exception handler
  427. as a stack scratch register. This means you cannot
  428. safely use the CYCLES performance registers on a Blackfin
  429. board at anytime, but you can debug the system with a JTAG
  430. ICE and use the NMI.
  431. If you are unsure, please select "RETN".
  432. endchoice
  433. endmenu
  434. menu "Blackfin Kernel Optimizations"
  435. comment "Memory Optimizations"
  436. config I_ENTRY_L1
  437. bool "Locate interrupt entry code in L1 Memory"
  438. default y
  439. help
  440. If enabled, interrupt entry code (STORE/RESTORE CONTEXT) is linked
  441. into L1 instruction memory. (less latency)
  442. config EXCPT_IRQ_SYSC_L1
  443. bool "Locate entire ASM lowlevel exception / interrupt - Syscall and CPLB handler code in L1 Memory"
  444. default y
  445. help
  446. If enabled, the entire ASM lowlevel exception and interrupt entry code
  447. (STORE/RESTORE CONTEXT) is linked into L1 instruction memory.
  448. (less latency)
  449. config DO_IRQ_L1
  450. bool "Locate frequently called do_irq dispatcher function in L1 Memory"
  451. default y
  452. help
  453. If enabled, the frequently called do_irq dispatcher function is linked
  454. into L1 instruction memory. (less latency)
  455. config CORE_TIMER_IRQ_L1
  456. bool "Locate frequently called timer_interrupt() function in L1 Memory"
  457. default y
  458. help
  459. If enabled, the frequently called timer_interrupt() function is linked
  460. into L1 instruction memory. (less latency)
  461. config IDLE_L1
  462. bool "Locate frequently idle function in L1 Memory"
  463. default y
  464. help
  465. If enabled, the frequently called idle function is linked
  466. into L1 instruction memory. (less latency)
  467. config SCHEDULE_L1
  468. bool "Locate kernel schedule function in L1 Memory"
  469. default y
  470. help
  471. If enabled, the frequently called kernel schedule is linked
  472. into L1 instruction memory. (less latency)
  473. config ARITHMETIC_OPS_L1
  474. bool "Locate kernel owned arithmetic functions in L1 Memory"
  475. default y
  476. help
  477. If enabled, arithmetic functions are linked
  478. into L1 instruction memory. (less latency)
  479. config ACCESS_OK_L1
  480. bool "Locate access_ok function in L1 Memory"
  481. default y
  482. help
  483. If enabled, the access_ok function is linked
  484. into L1 instruction memory. (less latency)
  485. config MEMSET_L1
  486. bool "Locate memset function in L1 Memory"
  487. default y
  488. help
  489. If enabled, the memset function is linked
  490. into L1 instruction memory. (less latency)
  491. config MEMCPY_L1
  492. bool "Locate memcpy function in L1 Memory"
  493. default y
  494. help
  495. If enabled, the memcpy function is linked
  496. into L1 instruction memory. (less latency)
  497. config SYS_BFIN_SPINLOCK_L1
  498. bool "Locate sys_bfin_spinlock function in L1 Memory"
  499. default y
  500. help
  501. If enabled, sys_bfin_spinlock function is linked
  502. into L1 instruction memory. (less latency)
  503. config IP_CHECKSUM_L1
  504. bool "Locate IP Checksum function in L1 Memory"
  505. default n
  506. help
  507. If enabled, the IP Checksum function is linked
  508. into L1 instruction memory. (less latency)
  509. config CACHELINE_ALIGNED_L1
  510. bool "Locate cacheline_aligned data to L1 Data Memory"
  511. default y if !BF54x
  512. default n if BF54x
  513. depends on !BF531
  514. help
  515. If enabled, cacheline_anligned data is linked
  516. into L1 data memory. (less latency)
  517. config SYSCALL_TAB_L1
  518. bool "Locate Syscall Table L1 Data Memory"
  519. default n
  520. depends on !BF531
  521. help
  522. If enabled, the Syscall LUT is linked
  523. into L1 data memory. (less latency)
  524. config CPLB_SWITCH_TAB_L1
  525. bool "Locate CPLB Switch Tables L1 Data Memory"
  526. default n
  527. depends on !BF531
  528. help
  529. If enabled, the CPLB Switch Tables are linked
  530. into L1 data memory. (less latency)
  531. endmenu
  532. choice
  533. prompt "Kernel executes from"
  534. help
  535. Choose the memory type that the kernel will be running in.
  536. config RAMKERNEL
  537. bool "RAM"
  538. help
  539. The kernel will be resident in RAM when running.
  540. config ROMKERNEL
  541. bool "ROM"
  542. help
  543. The kernel will be resident in FLASH/ROM when running.
  544. endchoice
  545. source "mm/Kconfig"
  546. config BFIN_GPTIMERS
  547. tristate "Enable Blackfin General Purpose Timers API"
  548. default n
  549. help
  550. Enable support for the General Purpose Timers API. If you
  551. are unsure, say N.
  552. To compile this driver as a module, choose M here: the module
  553. will be called gptimers.ko.
  554. config BFIN_DMA_5XX
  555. bool "Enable DMA Support"
  556. depends on (BF52x || BF53x || BF561 || BF54x)
  557. default y
  558. help
  559. DMA driver for BF5xx.
  560. choice
  561. prompt "Uncached SDRAM region"
  562. default DMA_UNCACHED_1M
  563. depends on BFIN_DMA_5XX
  564. config DMA_UNCACHED_2M
  565. bool "Enable 2M DMA region"
  566. config DMA_UNCACHED_1M
  567. bool "Enable 1M DMA region"
  568. config DMA_UNCACHED_NONE
  569. bool "Disable DMA region"
  570. endchoice
  571. comment "Cache Support"
  572. config BFIN_ICACHE
  573. bool "Enable ICACHE"
  574. config BFIN_DCACHE
  575. bool "Enable DCACHE"
  576. config BFIN_DCACHE_BANKA
  577. bool "Enable only 16k BankA DCACHE - BankB is SRAM"
  578. depends on BFIN_DCACHE && !BF531
  579. default n
  580. config BFIN_ICACHE_LOCK
  581. bool "Enable Instruction Cache Locking"
  582. choice
  583. prompt "Policy"
  584. depends on BFIN_DCACHE
  585. default BFIN_WB
  586. config BFIN_WB
  587. bool "Write back"
  588. help
  589. Write Back Policy:
  590. Cached data will be written back to SDRAM only when needed.
  591. This can give a nice increase in performance, but beware of
  592. broken drivers that do not properly invalidate/flush their
  593. cache.
  594. Write Through Policy:
  595. Cached data will always be written back to SDRAM when the
  596. cache is updated. This is a completely safe setting, but
  597. performance is worse than Write Back.
  598. If you are unsure of the options and you want to be safe,
  599. then go with Write Through.
  600. config BFIN_WT
  601. bool "Write through"
  602. help
  603. Write Back Policy:
  604. Cached data will be written back to SDRAM only when needed.
  605. This can give a nice increase in performance, but beware of
  606. broken drivers that do not properly invalidate/flush their
  607. cache.
  608. Write Through Policy:
  609. Cached data will always be written back to SDRAM when the
  610. cache is updated. This is a completely safe setting, but
  611. performance is worse than Write Back.
  612. If you are unsure of the options and you want to be safe,
  613. then go with Write Through.
  614. endchoice
  615. config L1_MAX_PIECE
  616. int "Set the max L1 SRAM pieces"
  617. default 16
  618. help
  619. Set the max memory pieces for the L1 SRAM allocation algorithm.
  620. Min value is 16. Max value is 1024.
  621. config MPU
  622. bool "Enable the memory protection unit (EXPERIMENTAL)"
  623. default n
  624. help
  625. Use the processor's MPU to protect applications from accessing
  626. memory they do not own. This comes at a performance penalty
  627. and is recommended only for debugging.
  628. comment "Asynchonous Memory Configuration"
  629. menu "EBIU_AMGCTL Global Control"
  630. config C_AMCKEN
  631. bool "Enable CLKOUT"
  632. default y
  633. config C_CDPRIO
  634. bool "DMA has priority over core for ext. accesses"
  635. default n
  636. config C_B0PEN
  637. depends on BF561
  638. bool "Bank 0 16 bit packing enable"
  639. default y
  640. config C_B1PEN
  641. depends on BF561
  642. bool "Bank 1 16 bit packing enable"
  643. default y
  644. config C_B2PEN
  645. depends on BF561
  646. bool "Bank 2 16 bit packing enable"
  647. default y
  648. config C_B3PEN
  649. depends on BF561
  650. bool "Bank 3 16 bit packing enable"
  651. default n
  652. choice
  653. prompt"Enable Asynchonous Memory Banks"
  654. default C_AMBEN_ALL
  655. config C_AMBEN
  656. bool "Disable All Banks"
  657. config C_AMBEN_B0
  658. bool "Enable Bank 0"
  659. config C_AMBEN_B0_B1
  660. bool "Enable Bank 0 & 1"
  661. config C_AMBEN_B0_B1_B2
  662. bool "Enable Bank 0 & 1 & 2"
  663. config C_AMBEN_ALL
  664. bool "Enable All Banks"
  665. endchoice
  666. endmenu
  667. menu "EBIU_AMBCTL Control"
  668. config BANK_0
  669. hex "Bank 0"
  670. default 0x7BB0
  671. config BANK_1
  672. hex "Bank 1"
  673. default 0x7BB0
  674. config BANK_2
  675. hex "Bank 2"
  676. default 0x7BB0
  677. config BANK_3
  678. hex "Bank 3"
  679. default 0x99B3
  680. endmenu
  681. config EBIU_MBSCTLVAL
  682. hex "EBIU Bank Select Control Register"
  683. depends on BF54x
  684. default 0
  685. config EBIU_MODEVAL
  686. hex "Flash Memory Mode Control Register"
  687. depends on BF54x
  688. default 1
  689. config EBIU_FCTLVAL
  690. hex "Flash Memory Bank Control Register"
  691. depends on BF54x
  692. default 6
  693. endmenu
  694. #############################################################################
  695. menu "Bus options (PCI, PCMCIA, EISA, MCA, ISA)"
  696. config PCI
  697. bool "PCI support"
  698. help
  699. Support for PCI bus.
  700. source "drivers/pci/Kconfig"
  701. config HOTPLUG
  702. bool "Support for hot-pluggable device"
  703. help
  704. Say Y here if you want to plug devices into your computer while
  705. the system is running, and be able to use them quickly. In many
  706. cases, the devices can likewise be unplugged at any time too.
  707. One well known example of this is PCMCIA- or PC-cards, credit-card
  708. size devices such as network cards, modems or hard drives which are
  709. plugged into slots found on all modern laptop computers. Another
  710. example, used on modern desktops as well as laptops, is USB.
  711. Enable HOTPLUG and KMOD, and build a modular kernel. Get agent
  712. software (at <http://linux-hotplug.sourceforge.net/>) and install it.
  713. Then your kernel will automatically call out to a user mode "policy
  714. agent" (/sbin/hotplug) to load modules and set up software needed
  715. to use devices as you hotplug them.
  716. source "drivers/pcmcia/Kconfig"
  717. source "drivers/pci/hotplug/Kconfig"
  718. endmenu
  719. menu "Executable file formats"
  720. source "fs/Kconfig.binfmt"
  721. endmenu
  722. menu "Power management options"
  723. source "kernel/power/Kconfig"
  724. config ARCH_SUSPEND_POSSIBLE
  725. def_bool y
  726. depends on !SMP
  727. choice
  728. prompt "Default Power Saving Mode"
  729. depends on PM
  730. default PM_BFIN_SLEEP_DEEPER
  731. config PM_BFIN_SLEEP_DEEPER
  732. bool "Sleep Deeper"
  733. help
  734. Sleep "Deeper" Mode (High Power Savings) - This mode reduces dynamic
  735. power dissipation by disabling the clock to the processor core (CCLK).
  736. Furthermore, Standby sets the internal power supply voltage (VDDINT)
  737. to 0.85 V to provide the greatest power savings, while preserving the
  738. processor state.
  739. The PLL and system clock (SCLK) continue to operate at a very low
  740. frequency of about 3.3 MHz. To preserve data integrity in the SDRAM,
  741. the SDRAM is put into Self Refresh Mode. Typically an external event
  742. such as GPIO interrupt or RTC activity wakes up the processor.
  743. Various Peripherals such as UART, SPORT, PPI may not function as
  744. normal during Sleep Deeper, due to the reduced SCLK frequency.
  745. When in the sleep mode, system DMA access to L1 memory is not supported.
  746. config PM_BFIN_SLEEP
  747. bool "Sleep"
  748. help
  749. Sleep Mode (High Power Savings) - The sleep mode reduces power
  750. dissipation by disabling the clock to the processor core (CCLK).
  751. The PLL and system clock (SCLK), however, continue to operate in
  752. this mode. Typically an external event or RTC activity will wake
  753. up the processor. When in the sleep mode,
  754. system DMA access to L1 memory is not supported.
  755. endchoice
  756. config PM_WAKEUP_BY_GPIO
  757. bool "Cause Wakeup Event by GPIO"
  758. config PM_WAKEUP_GPIO_NUMBER
  759. int "Wakeup GPIO number"
  760. range 0 47
  761. depends on PM_WAKEUP_BY_GPIO
  762. default 2 if BFIN537_STAMP
  763. choice
  764. prompt "GPIO Polarity"
  765. depends on PM_WAKEUP_BY_GPIO
  766. default PM_WAKEUP_GPIO_POLAR_H
  767. config PM_WAKEUP_GPIO_POLAR_H
  768. bool "Active High"
  769. config PM_WAKEUP_GPIO_POLAR_L
  770. bool "Active Low"
  771. config PM_WAKEUP_GPIO_POLAR_EDGE_F
  772. bool "Falling EDGE"
  773. config PM_WAKEUP_GPIO_POLAR_EDGE_R
  774. bool "Rising EDGE"
  775. config PM_WAKEUP_GPIO_POLAR_EDGE_B
  776. bool "Both EDGE"
  777. endchoice
  778. endmenu
  779. if (BF537 || BF533 || BF54x)
  780. menu "CPU Frequency scaling"
  781. source "drivers/cpufreq/Kconfig"
  782. config CPU_FREQ
  783. bool
  784. default n
  785. help
  786. If you want to enable this option, you should select the
  787. DPMC driver from Character Devices.
  788. endmenu
  789. endif
  790. source "net/Kconfig"
  791. source "drivers/Kconfig"
  792. source "fs/Kconfig"
  793. source "arch/blackfin/Kconfig.debug"
  794. source "security/Kconfig"
  795. source "crypto/Kconfig"
  796. source "lib/Kconfig"