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Diffstat (limited to 'arch/blackfin/mach-bf533/include/mach/anomaly.h')
-rw-r--r-- | arch/blackfin/mach-bf533/include/mach/anomaly.h | 272 |
1 files changed, 272 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf533/include/mach/anomaly.h b/arch/blackfin/mach-bf533/include/mach/anomaly.h new file mode 100644 index 000000000000..8f7ea112fd3a --- /dev/null +++ b/arch/blackfin/mach-bf533/include/mach/anomaly.h | |||
@@ -0,0 +1,272 @@ | |||
1 | /* | ||
2 | * File: include/asm-blackfin/mach-bf533/anomaly.h | ||
3 | * Bugs: Enter bugs at http://blackfin.uclinux.org/ | ||
4 | * | ||
5 | * Copyright (C) 2004-2008 Analog Devices Inc. | ||
6 | * Licensed under the GPL-2 or later. | ||
7 | */ | ||
8 | |||
9 | /* This file shoule be up to date with: | ||
10 | * - Revision C, 02/08/2008; ADSP-BF531/BF532/BF533 Blackfin Processor Anomaly List | ||
11 | */ | ||
12 | |||
13 | #ifndef _MACH_ANOMALY_H_ | ||
14 | #define _MACH_ANOMALY_H_ | ||
15 | |||
16 | /* We do not support 0.1 or 0.2 silicon - sorry */ | ||
17 | #if __SILICON_REVISION__ < 3 | ||
18 | # error will not work on BF533 silicon version 0.0, 0.1, or 0.2 | ||
19 | #endif | ||
20 | |||
21 | #if defined(__ADSPBF531__) | ||
22 | # define ANOMALY_BF531 1 | ||
23 | #else | ||
24 | # define ANOMALY_BF531 0 | ||
25 | #endif | ||
26 | #if defined(__ADSPBF532__) | ||
27 | # define ANOMALY_BF532 1 | ||
28 | #else | ||
29 | # define ANOMALY_BF532 0 | ||
30 | #endif | ||
31 | #if defined(__ADSPBF533__) | ||
32 | # define ANOMALY_BF533 1 | ||
33 | #else | ||
34 | # define ANOMALY_BF533 0 | ||
35 | #endif | ||
36 | |||
37 | /* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot 2 Not Supported */ | ||
38 | #define ANOMALY_05000074 (1) | ||
39 | /* UART Line Status Register (UART_LSR) Bits Are Not Updated at the Same Time */ | ||
40 | #define ANOMALY_05000099 (__SILICON_REVISION__ < 5) | ||
41 | /* Watchpoint Status Register (WPSTAT) Bits Are Set on Every Corresponding Match */ | ||
42 | #define ANOMALY_05000105 (1) | ||
43 | /* DMA_RUN Bit Is Not Valid after a Peripheral Receive Channel DMA Stops */ | ||
44 | #define ANOMALY_05000119 (1) | ||
45 | /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */ | ||
46 | #define ANOMALY_05000122 (1) | ||
47 | /* Instruction DMA Can Cause Data Cache Fills to Fail (Boot Implications) */ | ||
48 | #define ANOMALY_05000158 (__SILICON_REVISION__ < 5) | ||
49 | /* PPI Data Lengths Between 8 and 16 Do Not Zero Out Upper Bits */ | ||
50 | #define ANOMALY_05000166 (1) | ||
51 | /* Turning Serial Ports on with External Frame Syncs */ | ||
52 | #define ANOMALY_05000167 (1) | ||
53 | /* PPI_COUNT Cannot Be Programmed to 0 in General Purpose TX or RX Modes */ | ||
54 | #define ANOMALY_05000179 (__SILICON_REVISION__ < 5) | ||
55 | /* PPI_DELAY Not Functional in PPI Modes with 0 Frame Syncs */ | ||
56 | #define ANOMALY_05000180 (1) | ||
57 | /* Timer Pin Limitations for PPI TX Modes with External Frame Syncs */ | ||
58 | #define ANOMALY_05000183 (__SILICON_REVISION__ < 4) | ||
59 | /* False Protection Exceptions */ | ||
60 | #define ANOMALY_05000189 (__SILICON_REVISION__ < 4) | ||
61 | /* False I/O Pin Interrupts on Edge-Sensitive Inputs When Polarity Setting Is Changed */ | ||
62 | #define ANOMALY_05000193 (__SILICON_REVISION__ < 4) | ||
63 | /* Restarting SPORT in Specific Modes May Cause Data Corruption */ | ||
64 | #define ANOMALY_05000194 (__SILICON_REVISION__ < 4) | ||
65 | /* Failing MMR Accesses When Stalled by Preceding Memory Read */ | ||
66 | #define ANOMALY_05000198 (__SILICON_REVISION__ < 5) | ||
67 | /* Current DMA Address Shows Wrong Value During Carry Fix */ | ||
68 | #define ANOMALY_05000199 (__SILICON_REVISION__ < 4) | ||
69 | /* SPORT TFS and DT Are Incorrectly Driven During Inactive Channels in Certain Conditions */ | ||
70 | #define ANOMALY_05000200 (__SILICON_REVISION__ < 5) | ||
71 | /* Receive Frame Sync Not Ignored During Active Frames in SPORT Multi-Channel Mode */ | ||
72 | #define ANOMALY_05000201 (__SILICON_REVISION__ < 4) | ||
73 | /* Possible Infinite Stall with Specific Dual-DAG Situation */ | ||
74 | #define ANOMALY_05000202 (__SILICON_REVISION__ < 5) | ||
75 | /* Specific Sequence That Can Cause DMA Error or DMA Stopping */ | ||
76 | #define ANOMALY_05000203 (__SILICON_REVISION__ < 4) | ||
77 | /* Incorrect data read with write-through cache and allocate cache lines on reads only mode */ | ||
78 | #define ANOMALY_05000204 (__SILICON_REVISION__ < 4 && ANOMALY_BF533) | ||
79 | /* Recovery from "Brown-Out" Condition */ | ||
80 | #define ANOMALY_05000207 (__SILICON_REVISION__ < 4) | ||
81 | /* VSTAT Status Bit in PLL_STAT Register Is Not Functional */ | ||
82 | #define ANOMALY_05000208 (1) | ||
83 | /* Speed Path in Computational Unit Affects Certain Instructions */ | ||
84 | #define ANOMALY_05000209 (__SILICON_REVISION__ < 4) | ||
85 | /* UART TX Interrupt Masked Erroneously */ | ||
86 | #define ANOMALY_05000215 (__SILICON_REVISION__ < 5) | ||
87 | /* NMI Event at Boot Time Results in Unpredictable State */ | ||
88 | #define ANOMALY_05000219 (1) | ||
89 | /* Incorrect Pulse-Width of UART Start Bit */ | ||
90 | #define ANOMALY_05000225 (__SILICON_REVISION__ < 5) | ||
91 | /* Scratchpad Memory Bank Reads May Return Incorrect Data */ | ||
92 | #define ANOMALY_05000227 (__SILICON_REVISION__ < 5) | ||
93 | /* SPI Slave Boot Mode Modifies Registers from Reset Value */ | ||
94 | #define ANOMALY_05000229 (1) | ||
95 | /* UART Receiver is Less Robust Against Baudrate Differences in Certain Conditions */ | ||
96 | #define ANOMALY_05000230 (__SILICON_REVISION__ < 5) | ||
97 | /* UART STB Bit Incorrectly Affects Receiver Setting */ | ||
98 | #define ANOMALY_05000231 (__SILICON_REVISION__ < 5) | ||
99 | /* PPI_FS3 Is Not Driven in 2 or 3 Internal Frame Sync Transmit Modes */ | ||
100 | #define ANOMALY_05000233 (__SILICON_REVISION__ < 4) | ||
101 | /* Incorrect Revision Number in DSPID Register */ | ||
102 | #define ANOMALY_05000234 (__SILICON_REVISION__ == 4) | ||
103 | /* DF Bit in PLL_CTL Register Does Not Respond to Hardware Reset */ | ||
104 | #define ANOMALY_05000242 (__SILICON_REVISION__ < 4) | ||
105 | /* If I-Cache Is On, CSYNC/SSYNC/IDLE Around Change of Control Causes Failures */ | ||
106 | #define ANOMALY_05000244 (__SILICON_REVISION__ < 5) | ||
107 | /* Spurious Hardware Error from an Access in the Shadow of a Conditional Branch */ | ||
108 | #define ANOMALY_05000245 (1) | ||
109 | /* Data CPLBs Should Prevent Spurious Hardware Errors */ | ||
110 | #define ANOMALY_05000246 (__SILICON_REVISION__ < 5) | ||
111 | /* Incorrect Bit Shift of Data Word in Multichannel (TDM) Mode in Certain Conditions */ | ||
112 | #define ANOMALY_05000250 (__SILICON_REVISION__ == 4) | ||
113 | /* Maximum External Clock Speed for Timers */ | ||
114 | #define ANOMALY_05000253 (__SILICON_REVISION__ < 5) | ||
115 | /* Incorrect Timer Pulse Width in Single-Shot PWM_OUT Mode with External Clock */ | ||
116 | #define ANOMALY_05000254 (__SILICON_REVISION__ > 4) | ||
117 | /* Entering Hibernate State with RTC Seconds Interrupt Not Functional */ | ||
118 | #define ANOMALY_05000255 (__SILICON_REVISION__ < 5) | ||
119 | /* Interrupt/Exception During Short Hardware Loop May Cause Bad Instruction Fetches */ | ||
120 | #define ANOMALY_05000257 (__SILICON_REVISION__ < 5) | ||
121 | /* Instruction Cache Is Corrupted When Bits 9 and 12 of the ICPLB Data Registers Differ */ | ||
122 | #define ANOMALY_05000258 (__SILICON_REVISION__ < 5) | ||
123 | /* ICPLB_STATUS MMR Register May Be Corrupted */ | ||
124 | #define ANOMALY_05000260 (__SILICON_REVISION__ < 5) | ||
125 | /* DCPLB_FAULT_ADDR MMR Register May Be Corrupted */ | ||
126 | #define ANOMALY_05000261 (__SILICON_REVISION__ < 5) | ||
127 | /* Stores To Data Cache May Be Lost */ | ||
128 | #define ANOMALY_05000262 (__SILICON_REVISION__ < 5) | ||
129 | /* Hardware Loop Corrupted When Taking an ICPLB Exception */ | ||
130 | #define ANOMALY_05000263 (__SILICON_REVISION__ < 5) | ||
131 | /* CSYNC/SSYNC/IDLE Causes Infinite Stall in Penultimate Instruction in Hardware Loop */ | ||
132 | #define ANOMALY_05000264 (__SILICON_REVISION__ < 5) | ||
133 | /* Sensitivity To Noise with Slow Input Edge Rates on External SPORT TX and RX Clocks */ | ||
134 | #define ANOMALY_05000265 (__SILICON_REVISION__ < 5) | ||
135 | /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Increase */ | ||
136 | #define ANOMALY_05000269 (__SILICON_REVISION__ < 5) | ||
137 | /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Decrease */ | ||
138 | #define ANOMALY_05000270 (__SILICON_REVISION__ < 5) | ||
139 | /* Spontaneous Reset of Internal Voltage Regulator */ | ||
140 | #define ANOMALY_05000271 (__SILICON_REVISION__ < 4) | ||
141 | /* Certain Data Cache Writethrough Modes Fail for Vddint <= 0.9V */ | ||
142 | #define ANOMALY_05000272 (1) | ||
143 | /* Writes to Synchronous SDRAM Memory May Be Lost */ | ||
144 | #define ANOMALY_05000273 (1) | ||
145 | /* Timing Requirements Change for External Frame Sync PPI Modes with Non-Zero PPI_DELAY */ | ||
146 | #define ANOMALY_05000276 (1) | ||
147 | /* Writes to an I/O Data Register One SCLK Cycle after an Edge Is Detected May Clear Interrupt */ | ||
148 | #define ANOMALY_05000277 (1) | ||
149 | /* Disabling Peripherals with DMA Running May Cause DMA System Instability */ | ||
150 | #define ANOMALY_05000278 (1) | ||
151 | /* False Hardware Error Exception When ISR Context Is Not Restored */ | ||
152 | #define ANOMALY_05000281 (1) | ||
153 | /* Memory DMA Corruption with 32-Bit Data and Traffic Control */ | ||
154 | #define ANOMALY_05000282 (1) | ||
155 | /* System MMR Write Is Stalled Indefinitely When Killed in a Particular Stage */ | ||
156 | #define ANOMALY_05000283 (1) | ||
157 | /* SPORTs May Receive Bad Data If FIFOs Fill Up */ | ||
158 | #define ANOMALY_05000288 (1) | ||
159 | /* Memory-To-Memory DMA Source/Destination Descriptors Must Be in Same Memory Space */ | ||
160 | #define ANOMALY_05000301 (1) | ||
161 | /* SSYNCs After Writes To DMA MMR Registers May Not Be Handled Correctly */ | ||
162 | #define ANOMALY_05000302 (__SILICON_REVISION__ < 5) | ||
163 | /* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ | ||
164 | #define ANOMALY_05000305 (__SILICON_REVISION__ < 5) | ||
165 | /* New Feature: Additional PPI Frame Sync Sampling Options (Not Available On Older Silicon) */ | ||
166 | #define ANOMALY_05000306 (__SILICON_REVISION__ < 5) | ||
167 | /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ | ||
168 | #define ANOMALY_05000310 (1) | ||
169 | /* Erroneous Flag (GPIO) Pin Operations under Specific Sequences */ | ||
170 | #define ANOMALY_05000311 (1) | ||
171 | /* Errors When SSYNC, CSYNC, or Loads to LT, LB and LC Registers Are Interrupted */ | ||
172 | #define ANOMALY_05000312 (1) | ||
173 | /* PPI Is Level-Sensitive on First Transfer */ | ||
174 | #define ANOMALY_05000313 (1) | ||
175 | /* Killed System MMR Write Completes Erroneously On Next System MMR Access */ | ||
176 | #define ANOMALY_05000315 (1) | ||
177 | /* Internal Voltage Regulator Values of 1.05V, 1.10V and 1.15V Not Allowed for LQFP Packages */ | ||
178 | #define ANOMALY_05000319 (ANOMALY_BF531 || ANOMALY_BF532) | ||
179 | /* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ | ||
180 | #define ANOMALY_05000357 (1) | ||
181 | /* UART Break Signal Issues */ | ||
182 | #define ANOMALY_05000363 (__SILICON_REVISION__ < 5) | ||
183 | /* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */ | ||
184 | #define ANOMALY_05000366 (1) | ||
185 | /* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */ | ||
186 | #define ANOMALY_05000371 (1) | ||
187 | /* PPI Does Not Start Properly In Specific Mode */ | ||
188 | #define ANOMALY_05000400 (__SILICON_REVISION__ >= 5) | ||
189 | /* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */ | ||
190 | #define ANOMALY_05000402 (__SILICON_REVISION__ >= 5) | ||
191 | /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ | ||
192 | #define ANOMALY_05000403 (1) | ||
193 | |||
194 | |||
195 | /* These anomalies have been "phased" out of analog.com anomaly sheets and are | ||
196 | * here to show running on older silicon just isn't feasible. | ||
197 | */ | ||
198 | |||
199 | /* Watchpoints (Hardware Breakpoints) are not supported */ | ||
200 | #define ANOMALY_05000067 (__SILICON_REVISION__ < 3) | ||
201 | /* Reserved bits in SYSCFG register not set at power on */ | ||
202 | #define ANOMALY_05000109 (__SILICON_REVISION__ < 3) | ||
203 | /* Trace Buffers may record discontinuities into emulation mode and/or exception, NMI, reset handlers */ | ||
204 | #define ANOMALY_05000116 (__SILICON_REVISION__ < 3) | ||
205 | /* DTEST_COMMAND initiated memory access may be incorrect if data cache or DMA is active */ | ||
206 | #define ANOMALY_05000123 (__SILICON_REVISION__ < 3) | ||
207 | /* DMA Lock-up at CCLK to SCLK ratios of 4:1, 2:1, or 1:1 */ | ||
208 | #define ANOMALY_05000124 (__SILICON_REVISION__ < 3) | ||
209 | /* Erroneous exception when enabling cache */ | ||
210 | #define ANOMALY_05000125 (__SILICON_REVISION__ < 3) | ||
211 | /* SPI clock polarity and phase bits incorrect during booting */ | ||
212 | #define ANOMALY_05000126 (__SILICON_REVISION__ < 3) | ||
213 | /* DMEM_CONTROL is not set on Reset */ | ||
214 | #define ANOMALY_05000137 (__SILICON_REVISION__ < 3) | ||
215 | /* SPI boot will not complete if there is a zero fill block in the loader file */ | ||
216 | #define ANOMALY_05000138 (__SILICON_REVISION__ < 3) | ||
217 | /* Allowing the SPORT RX FIFO to fill will cause an overflow */ | ||
218 | #define ANOMALY_05000140 (__SILICON_REVISION__ < 3) | ||
219 | /* An Infinite Stall occurs with a particular sequence of consecutive dual dag events */ | ||
220 | #define ANOMALY_05000141 (__SILICON_REVISION__ < 3) | ||
221 | /* Interrupts may be lost when a programmable input flag is configured to be edge sensitive */ | ||
222 | #define ANOMALY_05000142 (__SILICON_REVISION__ < 3) | ||
223 | /* A read from external memory may return a wrong value with data cache enabled */ | ||
224 | #define ANOMALY_05000143 (__SILICON_REVISION__ < 3) | ||
225 | /* DMA and TESTSET conflict when both are accessing external memory */ | ||
226 | #define ANOMALY_05000144 (__SILICON_REVISION__ < 3) | ||
227 | /* In PWM_OUT mode, you must enable the PPI block to generate a waveform from PPI_CLK */ | ||
228 | #define ANOMALY_05000145 (__SILICON_REVISION__ < 3) | ||
229 | /* MDMA may lose the first few words of a descriptor chain */ | ||
230 | #define ANOMALY_05000146 (__SILICON_REVISION__ < 3) | ||
231 | /* The source MDMA descriptor may stop with a DMA Error */ | ||
232 | #define ANOMALY_05000147 (__SILICON_REVISION__ < 3) | ||
233 | /* When booting from a 16-bit asynchronous memory device, the upper 8-bits of each word must be 0x00 */ | ||
234 | #define ANOMALY_05000148 (__SILICON_REVISION__ < 3) | ||
235 | /* Frame Delay in SPORT Multichannel Mode */ | ||
236 | #define ANOMALY_05000153 (__SILICON_REVISION__ < 3) | ||
237 | /* SPORT TFS signal is active in Multi-channel mode outside of valid channels */ | ||
238 | #define ANOMALY_05000154 (__SILICON_REVISION__ < 3) | ||
239 | /* Timer1 can not be used for PWMOUT mode when a certain PPI mode is in use */ | ||
240 | #define ANOMALY_05000155 (__SILICON_REVISION__ < 3) | ||
241 | /* A killed 32-bit System MMR write will lead to the next system MMR access thinking it should be 32-bit. */ | ||
242 | #define ANOMALY_05000157 (__SILICON_REVISION__ < 3) | ||
243 | /* SPORT transmit data is not gated by external frame sync in certain conditions */ | ||
244 | #define ANOMALY_05000163 (__SILICON_REVISION__ < 3) | ||
245 | /* SDRAM auto-refresh and subsequent Power Ups */ | ||
246 | #define ANOMALY_05000168 (__SILICON_REVISION__ < 3) | ||
247 | /* DATA CPLB page miss can result in lost write-through cache data writes */ | ||
248 | #define ANOMALY_05000169 (__SILICON_REVISION__ < 3) | ||
249 | /* DMA vs Core accesses to external memory */ | ||
250 | #define ANOMALY_05000173 (__SILICON_REVISION__ < 3) | ||
251 | /* Cache Fill Buffer Data lost */ | ||
252 | #define ANOMALY_05000174 (__SILICON_REVISION__ < 3) | ||
253 | /* Overlapping Sequencer and Memory Stalls */ | ||
254 | #define ANOMALY_05000175 (__SILICON_REVISION__ < 3) | ||
255 | /* Multiplication of (-1) by (-1) followed by an accumulator saturation */ | ||
256 | #define ANOMALY_05000176 (__SILICON_REVISION__ < 3) | ||
257 | /* Disabling the PPI resets the PPI configuration registers */ | ||
258 | #define ANOMALY_05000181 (__SILICON_REVISION__ < 3) | ||
259 | /* PPI TX Mode with 2 External Frame Syncs */ | ||
260 | #define ANOMALY_05000185 (__SILICON_REVISION__ < 3) | ||
261 | /* PPI does not invert the Driving PPICLK edge in Transmit Modes */ | ||
262 | #define ANOMALY_05000191 (__SILICON_REVISION__ < 3) | ||
263 | /* In PPI Transmit Modes with External Frame Syncs POLC */ | ||
264 | #define ANOMALY_05000192 (__SILICON_REVISION__ < 3) | ||
265 | /* Internal Voltage Regulator may not start up */ | ||
266 | #define ANOMALY_05000206 (__SILICON_REVISION__ < 3) | ||
267 | |||
268 | /* Anomalies that don't exist on this proc */ | ||
269 | #define ANOMALY_05000266 (0) | ||
270 | #define ANOMALY_05000323 (0) | ||
271 | |||
272 | #endif | ||