anomaly.h 5.4 KB

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  1. /*
  2. * File: include/asm-blackfin/mach-bf537/anomaly.h
  3. * Bugs: Enter bugs at http://blackfin.uclinux.org/
  4. *
  5. * Copyright (C) 2004-2007 Analog Devices Inc.
  6. * Licensed under the GPL-2 or later.
  7. */
  8. /* This file shoule be up to date with:
  9. * - Revision J, June 1, 2006; ADSP-BF537 Blackfin Processor Anomaly List
  10. * - Revision I, June 1, 2006; ADSP-BF536 Blackfin Processor Anomaly List
  11. * - Revision J, June 1, 2006; ADSP-BF534 Blackfin Processor Anomaly List
  12. */
  13. #ifndef _MACH_ANOMALY_H_
  14. #define _MACH_ANOMALY_H_
  15. /* We do not support 0.1 silicon - sorry */
  16. #if (defined(CONFIG_BF_REV_0_1))
  17. #error Kernel will not work on BF537/6/4 Version 0.1
  18. #endif
  19. #if (defined(CONFIG_BF_REV_0_3) || defined(CONFIG_BF_REV_0_2))
  20. #define ANOMALY_05000074 /* A multi issue instruction with dsp32shiftimm in
  21. * slot1 and store of a P register in slot 2 is not
  22. * supported */
  23. #define ANOMALY_05000119 /* DMA_RUN bit is not valid after a Peripheral Receive
  24. * Channel DMA stops */
  25. #define ANOMALY_05000122 /* Rx.H can not be used to access 16-bit System MMR
  26. * registers. */
  27. #define ANOMALY_05000166 /* PPI Data Lengths Between 8 and 16 do not zero out
  28. * upper bits*/
  29. #define ANOMALY_05000180 /* PPI_DELAY not functional in PPI modes with 0 frame
  30. * syncs */
  31. #if (defined(CONFIG_BF537) || defined(CONFIG_BF536))
  32. #define ANOMALY_05000247 /* CLKIN Buffer Output Enable Reset Behavior Is
  33. * Changed */
  34. #endif
  35. #define ANOMALY_05000265 /* Sensitivity to noise with slow input edge rates on
  36. * SPORT external receive and transmit clocks. */
  37. #define ANOMALY_05000272 /* Certain data cache write through modes fail for
  38. * VDDint <=0.9V */
  39. #define ANOMALY_05000273 /* Writes to Synchronous SDRAM memory may be lost */
  40. #define ANOMALY_05000277 /* Writes to a flag data register one SCLK cycle after
  41. * an edge is detected may clear interrupt */
  42. #define ANOMALY_05000281 /* False Hardware Error Exception when ISR context is
  43. * not restored */
  44. #define ANOMALY_05000282 /* Memory DMA corruption with 32-bit data and traffic
  45. * control */
  46. #define ANOMALY_05000283 /* A system MMR write is stalled indefinitely when
  47. * killed in a particular stage*/
  48. #define ANOMALY_05000310 /* False hardware errors caused by fetches at the
  49. * boundary of reserved memory */
  50. #define ANOMALY_05000312 /* Errors when SSYNC, CSYNC, or loads to LT, LB and LC
  51. * registers are interrupted */
  52. #define ANOMALY_05000313 /* PPI is level sensitive on first transfer */
  53. #define ANOMALY_05000322 /* EMAC RMII mode at 10-Base-T speed: RX frames not
  54. * received properly */
  55. #endif
  56. #if defined(CONFIG_BF_REV_0_2)
  57. #define ANOMALY_05000244 /* With instruction cache enabled, a CSYNC or SSYNC or
  58. * IDLE around a Change of Control causes
  59. * unpredictable results */
  60. #define ANOMALY_05000250 /* Incorrect Bit-Shift of Data Word in Multichannel
  61. * (TDM) */
  62. #if (defined(CONFIG_BF537) || defined(CONFIG_BF536))
  63. #define ANOMALY_05000252 /* EMAC Tx DMA error after an early frame abort */
  64. #endif
  65. #define ANOMALY_05000253 /* Maximum external clock speed for Timers */
  66. #define ANOMALY_05000255 /* Entering Hibernate Mode with RTC Seconds event
  67. * interrupt not functional */
  68. #if (defined(CONFIG_BF537) || defined(CONFIG_BF536))
  69. #define ANOMALY_05000256 /* EMAC MDIO input latched on wrong MDC edge */
  70. #endif
  71. #define ANOMALY_05000257 /* An interrupt or exception during short Hardware
  72. * loops may cause the instruction fetch unit to
  73. * malfunction */
  74. #define ANOMALY_05000258 /* Instruction Cache is corrupted when bit 9 and 12 of
  75. * the ICPLB Data registers differ */
  76. #define ANOMALY_05000260 /* ICPLB_STATUS MMR register may be corrupted */
  77. #define ANOMALY_05000261 /* DCPLB_FAULT_ADDR MMR register may be corrupted */
  78. #define ANOMALY_05000262 /* Stores to data cache may be lost */
  79. #define ANOMALY_05000263 /* Hardware loop corrupted when taking an ICPLB exception */
  80. #define ANOMALY_05000264 /* A Sync instruction (CSYNC, SSYNC) or an IDLE
  81. * instruction will cause an infinite stall in the
  82. * second to last instruction in a hardware loop */
  83. #define ANOMALY_05000268 /* Memory DMA error when peripheral DMA is running
  84. * and non-zero DEB_TRAFFIC_PERIOD value */
  85. #define ANOMALY_05000270 /* High I/O activity causes the output voltage of the
  86. * internal voltage regulator (VDDint) to decrease */
  87. #define ANOMALY_05000277 /* Writes to a flag data register one SCLK cycle after
  88. * an edge is detected may clear interrupt */
  89. #define ANOMALY_05000278 /* Disabling Peripherals with DMA running may cause
  90. * DMA system instability */
  91. #define ANOMALY_05000280 /* SPI Master boot mode does not work well with
  92. * Atmel Dataflash devices */
  93. #define ANOMALY_05000281 /* False Hardware Error Exception when ISR context
  94. * is not restored */
  95. #define ANOMALY_05000282 /* Memory DMA corruption with 32-bit data and traffic
  96. * control */
  97. #define ANOMALY_05000283 /* System MMR Write Is Stalled Indefinitely When
  98. * Killed in a Particular Stage */
  99. #define ANOMALY_05000285 /* New Feature: EMAC TX DMA Word Alignment
  100. * (Not Available On Older Silicon) */
  101. #define ANOMALY_05000288 /* SPORTs may receive bad data if FIFOs fill up */
  102. #define ANOMALY_05000315 /* Killed System MMR Write Completes Erroneously
  103. * On Next System MMR Access */
  104. #define ANOMALY_05000316 /* EMAC RMII mode: collisions occur in Full Duplex
  105. * mode */
  106. #define ANOMALY_05000321 /* EMAC RMII mode: TX frames in half duplex fail with
  107. * status No Carrier */
  108. #endif /* CONFIG_BF_REV_0_2 */
  109. #endif /* _MACH_ANOMALY_H_ */