/* * File: include/asm-blackfin/mach-bf538/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * * Copyright (C) 2004-2008 Analog Devices Inc. * Licensed under the GPL-2 or later. */ /* This file shoule be up to date with: * - Revision F, 06/18/2008; ADSP-BF538/BF538F Blackfin Processor Anomaly List * - Revision K, 06/18/2008; ADSP-BF539/BF539F Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ #define _MACH_ANOMALY_H_ #if __SILICON_REVISION__ < 4 # error will not work on BF538 silicon version 0.0, 0.1, 0.2 or 0.3 #endif /* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot2 Not Supported */ #define ANOMALY_05000074 (1) /* DMA_RUN Bit Is Not Valid after a Peripheral Receive Channel DMA Stops */ #define ANOMALY_05000119 (1) /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */ #define ANOMALY_05000122 (1) /* PPI Data Lengths between 8 and 16 Do Not Zero Out Upper Bits */ #define ANOMALY_05000166 (1) /* PPI_COUNT Cannot Be Programmed to 0 in General Purpose TX or RX Modes */ #define ANOMALY_05000179 (1) /* PPI_DELAY Not Functional in PPI Modes with 0 Frame Syncs */ #define ANOMALY_05000180 (1) /* False I/O Pin Interrupts on Edge-Sensitive Inputs When Polarity Setting Is Changed */ #define ANOMALY_05000193 (1) /* Current DMA Address Shows Wrong Value During Carry Fix */ #define ANOMALY_05000199 (__SILICON_REVISION__ < 4) /* NMI Event at Boot Time Results in Unpredictable State */ #define ANOMALY_05000219 (1) /* SPI Slave Boot Mode Modifies Registers from Reset Value */ #define ANOMALY_05000229 (1) /* PPI_FS3 Is Not Driven in 2 or 3 Internal Frame Sync Transmit Modes */ #define ANOMALY_05000233 (1) /* If i-cache is on, CSYNC/SSYNC/IDLE around Change of Control causes failures */ #define ANOMALY_05000244 (__SILICON_REVISION__ < 3) /* Spurious Hardware Error from an Access in the Shadow of a Conditional Branch */ #define ANOMALY_05000245 (1) /* Maximum External Clock Speed for Timers */ #define ANOMALY_05000253 (1) /* DCPLB_FAULT_ADDR MMR register may be corrupted */ #define ANOMALY_05000261 (__SILICON_REVISION__ < 3) /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Decrease */ #define ANOMALY_05000270 (__SILICON_REVISION__ < 4) /* Certain Data Cache Writethrough Modes Fail for Vddint <= 0.9V */ #define ANOMALY_05000272 (1) /* Writes to Synchronous SDRAM Memory May Be Lost */ #define ANOMALY_05000273 (__SILICON_REVISION__ < 4) /* Writes to an I/O Data Register One SCLK Cycle after an Edge Is Detected May Clear Interrupt */ #define ANOMALY_05000277 (__SILICON_REVISION__ < 4) /* Disabling Peripherals with DMA Running May Cause DMA System Instability */ #define ANOMALY_05000278 (__SILICON_REVISION__ < 4) /* False Hardware Error Exception when ISR Context Is Not Restored */ #define ANOMALY_05000281 (__SILICON_REVISION__ < 4) /* Memory DMA Corruption with 32-Bit Data and Traffic Control */ #define ANOMALY_05000282 (__SILICON_REVISION__ < 4) /* System MMR Write Is Stalled Indefinitely when Killed in a Particular Stage */ #define ANOMALY_05000283 (__SILICON_REVISION__ < 4) /* SPORTs May Receive Bad Data If FIFOs Fill Up */ #define ANOMALY_05000288 (__SILICON_REVISION__ < 4) /* Reads from CAN Mailbox and Acceptance Mask Area Can Fail */ #define ANOMALY_05000291 (__SILICON_REVISION__ < 4) /* Hibernate Leakage Current Is Higher Than Specified */ #define ANOMALY_05000293 (__SILICON_REVISION__ < 4) /* Timer Pin Limitations for PPI TX Modes with External Frame Syncs */ #define ANOMALY_05000294 (1) /* Memory-To-Memory DMA Source/Destination Descriptors Must Be in Same Memory Space */ #define ANOMALY_05000301 (__SILICON_REVISION__ < 4) /* SSYNCs After Writes To CAN/DMA MMR Registers Are Not Always Handled Correctly */ #define ANOMALY_05000304 (__SILICON_REVISION__ < 4) /* SCKELOW Bit Does Not Maintain State Through Hibernate */ #define ANOMALY_05000307 (__SILICON_REVISION__ < 4) /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ #define ANOMALY_05000310 (1) /* Errors when SSYNC, CSYNC, or Loads to LT, LB and LC Registers Are Interrupted */ #define ANOMALY_05000312 (__SILICON_REVISION__ < 5) /* PPI Is Level-Sensitive on First Transfer */ #define ANOMALY_05000313 (__SILICON_REVISION__ < 4) /* Killed System MMR Write Completes Erroneously on Next System MMR Access */ #define ANOMALY_05000315 (__SILICON_REVISION__ < 4) /* PFx Glitch on Write to FIO_FLAG_D or FIO_FLAG_T */ #define ANOMALY_05000318 (__SILICON_REVISION__ < 4) /* Regulator Programming Blocked when Hibernate Wakeup Source Remains Active */ #define ANOMALY_05000355 (__SILICON_REVISION__ < 5) /* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ #define ANOMALY_05000357 (__SILICON_REVISION__ < 5) /* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */ #define ANOMALY_05000366 (1) /* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */ #define ANOMALY_05000371 (__SILICON_REVISION__ < 5) /* Entering Hibernate State with Peripheral Wakeups Enabled Draws Excess Current */ #define ANOMALY_05000374 (__SILICON_REVISION__ == 4) /* New Feature: Open-Drain GPIO Outputs on PC1 and PC4 (Not Available on Older Silicon) */ #define ANOMALY_05000375 (__SILICON_REVISION__ < 4) /* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */ #define ANOMALY_05000402 (__SILICON_REVISION__ < 4) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000230 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) #define ANOMALY_05000198 (0) #define ANOMALY_05000158 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000263 (0) #define ANOMALY_05000363 (0) #endif