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Commit Graph

103 Commits

Author SHA1 Message Date
David Shah
c3d4117a21 ecp5: Fix handling of custom DEL_VALUE 
Signed-off-by: David Shah <dave@ds0.me>
 2019-11-18 22:03:11 +00:00
David Shah
9a848d9d76 ecp5: Add logic utilisation before packing statistics 
Signed-off-by: David Shah <dave@ds0.me>
 2019-11-18 16:54:42 +00:00
David Shah
d08e2ade88
Merge pull request #345 from YosysHQ/dave/sdf 
Improve handling of top level IO and add SDF support
 2019-11-18 14:28:40 +00:00
David Shah
21c09c8b8f ecp5: Copy timing constraints across ECLKBRIDGECS 
Signed-off-by: David Shah <dave@ds0.me>
 2019-11-01 16:27:51 +00:00
David Shah
58b7cb920f ecp5: Fix placement of ECLKBRIDGECS 
Signed-off-by: David Shah <dave@ds0.me>
 2019-11-01 16:07:51 +00:00
David Shah
cf5cbd1153 ecp5: Preserve top level IO properly 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-18 15:58:57 +01:00
David Shah
8f86ccc412 ecp5: Add support for ECLKBRIDGECS 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-11 14:52:31 +01:00
David Shah
f2fd1bf80a ecp5: Fix tristate IO registers 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-09 14:35:16 +01:00
David Shah
c6401413a4 ecp5: Add support for IO registers 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-09 14:23:35 +01:00
David Shah
a14555c8d1 ecp5: Add IDDR71B support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-09 12:07:56 +01:00
David Shah
21847a55e0 ecp5: Add ODDR71B support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-09 11:23:20 +01:00
David Shah
cba36239a4 ecp5: Fix parameters 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-04 14:54:31 +01:00
David Shah
d04e5954a6 ecp5: Adding support for 36-bit wide PDP RAMs 
Signed-off-by: David Shah <dave@ds0.me>
 2019-10-01 12:01:33 +01:00
David Shah
2ace9b5ad3 ecp5: Move clock constraints across IO and DCCA 
Signed-off-by: David Shah <dave@ds0.me>
 2019-09-13 16:50:07 +01:00
David Shah
78f86ce67a ecp5: Add GSR/SGSR support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-08-27 13:14:41 +01:00
David Shah
661237eb64 ecp5: Add --out-of-context for building hard macros 
Signed-off-by: David Shah <dave@ds0.me>
 2019-08-07 14:22:47 +01:00
David Shah
7126dacccd ecp5: Add a check for legacy parameter values 
Signed-off-by: David Shah <dave@ds0.me>
 2019-08-06 09:53:33 +01:00
David Shah
ec48f8f464 ecp5: New Property interface 
Signed-off-by: David Shah <dave@ds0.me>
 2019-08-05 17:22:37 +01:00
David Shah
d297a96dc1 ecp5: Fix missing LUT inputs, fixes #301 
Signed-off-by: David Shah <dave@ds0.me>
 2019-07-10 09:34:22 +01:00
Miodrag Milanovic
36ccc22fc9 Use flags for each step 2019-06-14 09:59:04 +02:00
Miodrag Milanovic
d9b0bac248 Save top level attrs and store current step 2019-06-07 16:11:11 +02:00
David Shah
15a1d4f582 ecp5: Use an attribute to store is_global 
Signed-off-by: David Shah <dave@ds0.me>
 2019-06-07 11:55:20 +01:00
Miodrag Milanovic
1093d7e122 WIP saving/loading attributes 2019-06-07 11:48:15 +02:00
Miodrag Milanovic
d5d8213871 Added support for attributes/properties types 2019-06-01 15:52:32 +02:00
David Shah
12f375a239 ecp5: Fix USRMCLK primitive 
Signed-off-by: David Shah <dave@ds0.me>
 2019-05-10 18:51:45 +01:00
David Shah
df79d94944 ecp5: DELAY fixes 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-25 11:49:25 +00:00
David Shah
95a85c8ea7 ecp5: Improve packing density 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-25 11:49:25 +00:00
David Shah
a0fa164399 ecp5: Add criticality-based LUT permutation 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-25 11:49:25 +00:00
David Shah
998d055ea7 ecp5: Speed up timing analysis 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-25 11:49:25 +00:00
David Shah
64dc453f12 ecp5: DELAYF/G fixes 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 13:53:06 +00:00
David Shah
0d83f3fcfe ecp5: Connect unused DQSBUF inputs to GND 
Signed-off-by: David Shah <davey1576@gmail.com>
 2019-02-24 10:28:25 +01:00
David Shah
ab50a6ef54 ecp5: Compute derived constraints iteratively 
Signed-off-by: David Shah <davey1576@gmail.com>
 2019-02-24 10:28:25 +01:00
David Shah
ae6c1170ef ecp5: Derived constraint support for PLLs, clock dividers and oscillators 
Signed-off-by: David Shah <davey1576@gmail.com>
 2019-02-24 10:28:25 +01:00
David Shah
e50ab2106f ecp5: Fixes for litedram 
Signed-off-by: David Shah <davey1576@gmail.com>
 2019-02-24 10:28:25 +01:00
David Shah
817ba5a4b9 ecp5: Add DELAYF/DELAYG support 
Signed-off-by: David Shah <davey1576@gmail.com>
 2019-02-24 10:28:25 +01:00
David Shah
491d64293d ecp5: Add DDRDLLA support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
68abcb365a ecp5: Add ECLKSYNCB support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
49e9453820 ecp5: Add TSHX2DQSA support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
82ad10a395 ecp5: Add TSHX2DQA support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
6e8fbe8cdf ecp5: Add IDDRX2DQA support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
4e49ab1625 ecp5: Add ODDRX2DQSB suppport 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
6f203dfd7b ecp5: Add ODDRX2DQA support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
4402361246 ecp5: Helper functions and bitstream for DQS 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
eb45956d0e ecp5: Constraint checker and placer for DQSBUFM 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
fe2375324d ecp5: Add OSHX2A support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
8a64a72a21 ecp5: Add IDDRX2F support 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
52d1954d96 ecp5: Packing of ODDRX2F 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
63e1f02c65 ecp5: Helper functions for DQS and ECLK 
Signed-off-by: David Shah <dave@ds0.me>
 2019-02-24 10:28:25 +01:00
David Shah
1661350d25 ecp5: Check for incorrect use of TRELLIS_IO 'B' pin 
Signed-off-by: David Shah <dave@ds0.me>
 2018-12-25 19:45:10 +00:00
David Shah
dc10fe0319 ecp5: Fix ODDR when used with manually instantiated TRELLIS_IO 
Signed-off-by: David Shah <davey1576@gmail.com>
 2018-12-19 10:11:29 +00:00