08325dd04e
Merge pull request #94 from mithro/lpddr-fix
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Fix broken LPDDR support.
2019-10-30 14:28:53 -07:00
746329cb43
Fix broken lpddr support.
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Fixes #93 .
2019-10-30 13:51:05 -07:00
401554f94c
Merge pull request #92 from gsomlo/gls-assert-width
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frontend/[axi,wishbone]: add data_width match assertion, add base_address to LiteDRAMWishbone2Native
2019-10-25 12:25:07 +02:00
7356d3b15d
frontend/wishbone: add base_address param. to LiteDRAMWishbone2Native
2019-10-24 11:31:56 -04:00
24203cfc7b
frontend/axi: add assertion on matching axi, native port data_width
2019-10-23 10:01:42 -04:00
d84e1b4ac5
frontend/axi: add assert on axi.address_width and base_address
2019-10-18 18:30:39 +02:00
1d037d2a64
frontend/axi: add base_address parameter to LiteDRAMAXI2Native
2019-10-17 12:16:15 +02:00
5d1a9847aa
core: add LiteDRAMCore (ControllerInjector from LiteX)
2019-09-29 14:42:41 +02:00
d647abd026
gen: fix with_wishbone
2019-09-23 15:54:53 +02:00
db97203877
gen: use SoCCore with_wishbone parameter, do more replace in yml files before passing config to LiteDRAMCore
2019-09-23 12:55:14 +02:00
adf481f1d5
gen: disable peripherals that are not used when cpu_type is None
2019-09-23 10:16:47 +02:00
233191939e
gen: change CSR config names, switch to csr_expose/csr_align
2019-09-23 09:12:40 +02:00
da408a3982
gen: fix default csr_port_align value
2019-09-23 09:05:54 +02:00
bac66aa08f
gen: In conjunction with the corresponding changes in litex itself, this will allow us to generate a more useful standalone litedram core.
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The CSR alignment and base can be specified (which mostly affects
the generation of csr.h) andwe stop trying to copy the init code
that we haven't generated
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2019-09-23 08:58:16 +02:00
afbf709767
We had the address and data bus sizes mixed up
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Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2019-09-23 08:51:04 +02:00
d93dded624
frontend/wishbone: add data_width assertions
2019-09-18 21:12:23 +02:00
f586aada1c
phys: improve presentation (add separators, better indent)
2019-09-11 09:50:46 +02:00
783258c97f
phys: use dfi instead if self.dfi internally
2019-09-11 09:00:36 +02:00
59c1289432
phy/usddrphy: move DDR4DFIMux to dfi.py
2019-09-11 08:57:58 +02:00
f861d99903
core/refresher: improve naming/parameters of refresh postponing
2019-09-11 08:38:22 +02:00
dc1bb53a88
phys: move get_cl_cw/get_sys_latency/get_sys_phases helpers to common
2019-09-11 08:00:54 +02:00
509f60652a
README: add periodic refresh/ZQ short calibration.
2019-09-09 18:05:17 +02:00
40b4c62889
test/test_init: fix
2019-09-09 15:17:43 +02:00
5b48eb278a
test/test_init: delete generated file
2019-09-09 15:08:01 +02:00
188b6a8feb
add ZQ periodic short calibration support (default to 1s)
2019-09-09 15:07:38 +02:00
6e176d40ac
init: split by memtype
2019-09-09 12:10:48 +02:00
0b24b817e3
test: add test_init with sdr/ddr3/ddr4 references
2019-09-09 11:45:10 +02:00
bf5883cd43
rename sdram_init to init
2019-09-09 11:42:02 +02:00
23ccdc9c0c
modules: add DDR3 MT8KTF51264 SO-DIMM
2019-09-09 08:47:29 +02:00
d37a30e0d7
litedram_gen: add wishbone user port support
2019-09-03 23:47:08 +02:00
b6a0eff2d9
frontend/wishbone: split control/data paths (to avoid data muxes)
2019-09-03 12:44:07 +02:00
6497343fc0
frontend/wishbone: remove IDLE fsm state
2019-09-03 12:37:31 +02:00
00ecb871c4
gen: add separators
2019-09-03 12:37:05 +02:00
a782eb5aa8
test/test_examples: adapt for travis
2019-08-31 14:55:14 +02:00
f678efa02b
travis: add pyyaml
2019-08-29 12:13:05 +02:00
8861d8058a
Merge pull request #91 from sd-fritze/master
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modules: Add support for Micron MT47H32M16 DDR2 RAM
2019-08-31 13:59:40 +02:00
fe2cc948dc
modules: Add support for Micron MT47H32M16 DDR2 RAM
2019-08-31 12:05:07 +02:00
a23b9e7877
core/refresher: set cmd.valid to 0 when sequencer done
2019-08-30 08:55:38 +02:00
12ddc135be
litedram/gen: add description and switch to argparse
2019-08-28 08:07:20 +02:00
2bdeda021b
move standalone core generation to litedram package and make it usable externally
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When LiteDRAM is installed, standalone core can now be generated with "litedram_gen config.yml"
2019-08-28 07:19:30 +02:00
0dde125740
examples/litedram_gen: fix #!/usr/bin/env python3 location
2019-08-28 07:09:58 +02:00
602ff8be81
examples: switch to YAML config files
2019-08-28 07:08:10 +02:00
fb28f791c8
core/refresher: remove load/load_count on RefreshTimer (not used)
2019-08-16 08:52:36 +02:00
1c69f49760
core/controller: allow user provided Refresher
2019-08-16 08:39:08 +02:00
b64daba711
core/controller: add separators, ease readibility
2019-08-16 08:37:08 +02:00
338d18dba0
core/refresher: add capability to accumulate N refreshs and execute the N refreshs together
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Being able to accumulate refreshs allow reducing the number of interruptions to the Controller from 1 every tREFI cycles to 1 every N*tREFI cycles.
2019-08-14 09:57:24 +02:00
818c4ca9db
core/refresher: another cleanup pass
2019-08-14 09:07:49 +02:00
80c8ecf477
core/multiplexer: rewrite arbiter comment
2019-08-14 08:59:49 +02:00
37db41648e
core/refresher: another cleanup pass
2019-08-14 08:50:34 +02:00
f0592ff89f
core/refresher: add comments
2019-08-14 08:30:25 +02:00
Tim Ansell
enjoy-digital
Gabriel Somlo
Benjamin Herrenschmidt
gruetzkopf