linux/include/asm-blackfin/mach-bf561/anomaly.h

/*
 * File: include/asm-blackfin/mach-bf561/anomaly.h
 * Bugs: Enter bugs at http://blackfin.uclinux.org/
 *
 * Copyright (C) 2004-2007 Analog Devices Inc.
 * Licensed under the GPL-2 or later.
 */

/* This file shoule be up to date with:
 *  - Revision L, Aug 10, 2006; ADSP-BF561 Silicon Anomaly List
 */

#ifndef _MACH_ANOMALY_H_
#define _MACH_ANOMALY_H_

/* We do not support 0.1 or 0.4 silicon - sorry */
#if (defined(CONFIG_BF_REV_0_1) || defined(CONFIG_BF_REV_0_2) || defined(CONFIG_BF_REV_0_4))
#error Kernel will not work on BF561 Version 0.1, 0.2, or 0.4
#endif

/* Issues that are common to 0.5 and  0.3 silicon */
#if (defined(CONFIG_BF_REV_0_5) || defined(CONFIG_BF_REV_0_3))
#define ANOMALY_05000074 /* A multi issue instruction with dsp32shiftimm in
			  * slot1 and store of a P register in slot 2 is not
			  * supported */
#define ANOMALY_05000099 /* UART Line Status Register (UART_LSR) bits are not
			  * updated at the same time. */
#define ANOMALY_05000120 /* Testset instructions restricted to 32-bit aligned
			  * memory locations */
#define ANOMALY_05000122 /* Rx.H cannot be used to access 16-bit System MMR
			  * registers */
#define ANOMALY_05000127 /* Signbits instruction not functional under certain
			  * conditions */
#define ANOMALY_05000149 /* IMDMA S1/D1 channel may stall */
#define ANOMALY_05000166 /* PPI Data Lengths Between 8 and 16 do not zero out
			  * upper bits */
#define ANOMALY_05000167 /* Turning Serial Ports on With External Frame Syncs */
#define ANOMALY_05000180 /* PPI_DELAY not functional in PPI modes with 0 frame
			  * syncs */
#define ANOMALY_05000182 /* IMDMA does not operate to full speed for 600MHz
			  * and higher devices */
#define ANOMALY_05000187 /* IMDMA Corrupted Data after a Halt */
#define ANOMALY_05000190 /* PPI not functional at core voltage < 1Volt */
#define ANOMALY_05000208 /* VSTAT status bit in PLL_STAT register is not
			  * functional */
#define ANOMALY_05000245 /* Spurious Hardware Error from an access in the
			  * shadow of a conditional branch */
#define ANOMALY_05000257 /* Interrupt/Exception during short hardware loop
			  * may cause bad instruction fetches */
#define ANOMALY_05000265 /* Sensitivity to noise with slow input edge rates on
			  * external SPORT TX and RX clocks */
#define ANOMALY_05000267 /* IMDMA may corrupt data under certain conditions */
#define ANOMALY_05000269 /* High I/O activity causes output voltage of internal
			  * voltage regulator (VDDint) to increase */
#define ANOMALY_05000270 /* High I/O activity causes output voltage of internal
			  * voltage regulator (VDDint) to decrease */
#define ANOMALY_05000272 /* Certain data cache write through modes fail for
			  * VDDint <=0.9V */
#define ANOMALY_05000274 /* Data cache write back to external synchronous memory
			  * may be lost */
#define ANOMALY_05000275 /* PPI Timing and sampling informaton updates */
#define ANOMALY_05000312 /* Errors when SSYNC, CSYNC, or loads to LT, LB and LC
			  * registers are interrupted */

#endif /*  (defined(CONFIG_BF_REV_0_5) || defined(CONFIG_BF_REV_0_3)) */

#if (defined(CONFIG_BF_REV_0_5))
#define ANOMALY_05000254 /* Incorrect Timer Pulse Width in Single-Shot PWM_OUT
			  * mode with external clock */
#define ANOMALY_05000266 /* IMDMA destination IRQ status must be read prior to
			  * using IMDMA */
#endif

#if (defined(CONFIG_BF_REV_0_3))
#define ANOMALY_05000156 /* Timers in PWM-Out Mode with PPI GP Receive (Input)
			  * Mode with 0 Frame Syncs */
#define ANOMALY_05000168 /* SDRAM auto-refresh and subsequent Power Ups */
#define ANOMALY_05000169 /* DATA CPLB page miss can result in lost write-through
			  * cache data writes */
#define ANOMALY_05000171 /* Boot-ROM code modifies SICA_IWRx wakeup registers */
#define ANOMALY_05000174 /* Cache Fill Buffer Data lost */
#define ANOMALY_05000175 /* Overlapping Sequencer and Memory Stalls */
#define ANOMALY_05000176 /* Multiplication of (-1) by (-1) followed by an
			  * accumulator saturation */
#define ANOMALY_05000179 /* PPI_COUNT cannot be programmed to 0 in General
			  * Purpose TX or RX modes */
#define ANOMALY_05000181 /* Disabling the PPI resets the PPI configuration
			  * registers */
#define ANOMALY_05000184 /* Timer Pin limitations for PPI TX Modes with
			  * External Frame Syncs */
#define ANOMALY_05000185 /* PPI TX Mode with 2 External Frame Syncs */
#define ANOMALY_05000186 /* PPI packing with Data Length greater than 8 bits
			  * (not a meaningful mode) */
#define ANOMALY_05000188 /* IMDMA Restrictions on Descriptor and Buffer
			  * Placement in Memory */
#define ANOMALY_05000189 /* False Protection Exception */
#define ANOMALY_05000193 /* False Flag Pin Interrupts on Edge Sensitive Inputs
			  * when polarity setting is changed */
#define ANOMALY_05000194 /* Restarting SPORT in specific modes may cause data
			  * corruption */
#define ANOMALY_05000198 /* Failing MMR accesses when stalled by preceding
			  * memory read */
#define ANOMALY_05000199 /* DMA current address shows wrong value during carry
			  * fix */
#define ANOMALY_05000200 /* SPORT TFS and DT are incorrectly driven during
			  * inactive channels in certain conditions */
#define ANOMALY_05000202 /* Possible infinite stall with specific dual-DAG
			  * situation */
#define ANOMALY_05000204 /* Incorrect data read with write-through cache and
			  * allocate cache lines on reads only mode */
#define ANOMALY_05000205 /* Specific sequence that can cause DMA error or DMA
			  * stopping */
#define ANOMALY_05000207 /* Recovery from "brown-out" condition */
#define ANOMALY_05000209 /* Speed-Path in computational unit affects certain
			  * instructions */
#define ANOMALY_05000215 /* UART TX Interrupt masked erroneously */
#define ANOMALY_05000219 /* NMI event at boot time results in unpredictable
			  * state */
#define ANOMALY_05000220 /* Data Corruption with Cached External Memory and
			  * Non-Cached On-Chip L2 Memory */
#define ANOMALY_05000225 /* Incorrect pulse-width of UART start-bit */
#define ANOMALY_05000227 /* Scratchpad memory bank reads may return incorrect
			  * data */
#define ANOMALY_05000230 /* UART Receiver is less robust against Baudrate
			  * Differences in certain Conditions */
#define ANOMALY_05000231 /* UART STB bit incorrectly affects receiver setting */
#define ANOMALY_05000232 /* SPORT data transmit lines are incorrectly driven in
			  * multichannel mode */
#define ANOMALY_05000242 /* DF bit in PLL_CTL register does not respond to
			  * hardware reset */
#define ANOMALY_05000244 /* If i-cache is on, CSYNC/SSYNC/IDLE around Change of
			  * Control causes failures */
#define ANOMALY_05000248 /* TESTSET operation forces stall on the other core */
#define ANOMALY_05000250 /* Incorrect Bit-Shift of Data Word in Multichannel
			  * (TDM) mode in certain conditions */
#define ANOMALY_05000251 /* Exception not generated for MMR accesses in
			  * reserved region */
#define ANOMALY_05000253 /* Maximum external clock speed for Timers */
#define ANOMALY_05000258 /* Instruction Cache is corrupted when bits 9 and 12
			  * of the ICPLB Data registers differ */
#define ANOMALY_05000260 /* ICPLB_STATUS MMR register may be corrupted */
#define ANOMALY_05000261 /* DCPLB_FAULT_ADDR MMR register may be corrupted */
#define ANOMALY_05000262 /* Stores to data cache may be lost */
#define ANOMALY_05000263 /* Hardware loop corrupted when taking an ICPLB
			  * exception */
#define ANOMALY_05000264 /* CSYNC/SSYNC/IDLE causes infinite stall in second
			  * to last instruction in hardware loop */
#define ANOMALY_05000276 /* Timing requirements change for External Frame
			  * Sync PPI Modes with non-zero PPI_DELAY */
#define ANOMALY_05000278 /* Disabling Peripherals with DMA running may cause
			  * DMA system instability */
#define ANOMALY_05000281 /* False Hardware Error Exception when ISR context is
			  * not restored */
#define ANOMALY_05000283 /* An MMR write is stalled indefinitely when killed
			  * in a particular stage */
#define ANOMALY_05000287 /* A read will receive incorrect data under certain
			  * conditions */
#define ANOMALY_05000288 /* SPORTs may receive bad data if FIFOs fill up */
#endif

#endif /* _MACH_ANOMALY_H_ */