Florent Kermarrec
b16e9bfd5c
phy/s7/usddrphy: cleanup/uniformize DQ path.
2020-10-02 12:43:02 +02:00
Florent Kermarrec
39178ce460
test: add minimal OSERDESE2/OSERDESE3 simulations to check Data/Tristate latencies.
2020-10-02 12:30:19 +02:00
Florent Kermarrec
329c9904f7
common/DQSPattern: add transmission order, minor simplification on USDDRPHY.
2020-10-02 12:26:57 +02:00
Florent Kermarrec
16480d9aed
phy/s7ddrphy: adjust dqs/dq tristate latency.
...
OSERDESE2 has a latency of 2 sys_clk.
2020-10-02 12:15:32 +02:00
Florent Kermarrec
6a23bd623b
phy/ecp5/s7/usddrphy: simplify dq/dqs tristate using TappedDelayLine.
2020-10-02 09:37:32 +02:00
Florent Kermarrec
e3461704b5
phy/ecp5/s7/usddrphy: simplify control path using TappedDelayLine.
2020-10-01 18:30:17 +02:00
Florent Kermarrec
d12caf1e0c
common: add TappedDelayLine to simplify delays on control signals.
2020-10-01 18:29:35 +02:00
Florent Kermarrec
a5a4a422dd
phy/core: move rd/wrcmdphase and computation to Multiplexer.
...
rd/wrcmdphases are always computated as (rd/wrphase-1)%nphases so it's not useful
to expose them as PhySettings. rd/wrcmdphases are now directly computated in
Multiplexer and static/dynamic rd/wrphases are supported.
2020-10-01 11:26:04 +02:00
Florent Kermarrec
f8ee596464
test/reference: update.
2020-09-30 19:49:38 +02:00
Florent Kermarrec
c8f1e80215
phy/s7ddrphy: handle cmd_latency properly (add it to rd/wrphase).
2020-09-30 19:45:23 +02:00
Florent Kermarrec
b1c26d996f
phy/s7ddrphy: handle cmd_latency properly (add it to rd/wrphase).
2020-09-30 19:40:55 +02:00
Florent Kermarrec
05ed5bf59d
phy/ecp5ddrphy: simplify using new get_sys_phase.
2020-09-30 19:39:10 +02:00
Florent Kermarrec
207b8f48bb
common: simplify/rename get_sys_phase (cmd_phase is always -1 can be calculated on phys).
2020-09-30 19:38:43 +02:00
Florent Kermarrec
a611778e3d
litedram/init/get_sdram_phy_c_header: add CL/CWL defines.
2020-09-30 19:19:31 +02:00
Florent Kermarrec
6d063b196c
test/reference: update.
2020-09-30 18:06:48 +02:00
Florent Kermarrec
18e8f5c565
phy/usddrphy: add dynamic read/write phase support.
2020-09-30 17:13:55 +02:00
Florent Kermarrec
afe29d4231
phy/s7ddrphy: add dynamic read/write phase support.
2020-09-30 17:13:41 +02:00
Florent Kermarrec
a67aed2a02
init/get_sdram_phy_c_header: add support for dynamic write/read phases.
2020-09-30 17:07:34 +02:00
Florent Kermarrec
c4d7083677
test/reference: update.
2020-09-30 13:29:39 +02:00
Florent Kermarrec
d06e2dda23
phy/usddrphy: simplify dq_bitslip.o mapping.
2020-09-30 11:41:43 +02:00
Florent Kermarrec
6b0591920b
phy/usddrphy: simplify commands.
2020-09-30 11:39:07 +02:00
Florent Kermarrec
1d756cb209
phy/usddrphy: simplify OSERDESE3/ISERDESE3 data mapping.
2020-09-30 10:44:41 +02:00
Florent Kermarrec
5d41cce080
phy/gensdrphy: simplify commands and add dm support.
2020-09-30 10:39:36 +02:00
Florent Kermarrec
b772bb54a7
phy/ecp5ddrphy: simplify commands and ODDR/IDDR data mapping.
2020-09-30 09:52:39 +02:00
Florent Kermarrec
db8eaff086
phy/ecp5ddrphy: fix regression after DQS/DM changes.
2020-09-30 09:11:39 +02:00
Florent Kermarrec
c17bf3f5a1
phy/s7ddrphy: simplify commands (avoid duplication between address/banks/controls).
2020-09-30 08:04:45 +02:00
Florent Kermarrec
7f347af1ed
phy/s7ddrphy: simplify ISERDESE2/OSERDESE2 data mapping using for loops.
2020-09-30 07:33:52 +02:00
Florent Kermarrec
68e9a02a55
litedram/common: add cl/cwl values for DDR4 data rates from 1333MT/s to 2666MT/s.
2020-09-29 19:46:39 +02:00
Florent Kermarrec
c2d1cf358b
phy/ecp5/s7/usddrphy: separate DQS/DM to improve readability.
2020-09-29 19:23:34 +02:00
Florent Kermarrec
5aaffb7c16
phy/s7ddrphy: remove dqs_i/dqs_i_delayed (no longer used).
2020-09-29 19:00:25 +02:00
Florent Kermarrec
e69dbd2d91
bench: add DDR3 Mode Register settings generator.
...
Useful to change timing/electrical settings dynamically and bringup/debug DDR3 on new hardware.
2020-09-24 17:51:22 +02:00
Florent Kermarrec
7ccb7d8f16
test/reference: update.
2020-09-24 15:03:35 +02:00
Florent Kermarrec
5257197475
bench: add DDR4 Mode Register settings generator.
...
Useful to change timing/electrical settings dynamically and bringup/debug DDR4 on new hardware.
2020-09-24 14:57:14 +02:00
Florent Kermarrec
db54e325c8
phy/usddrphy: reduce BitSlip cycles to 1 sys_clk.
...
Increasing it to 2 hasn't been useful.
2020-09-24 13:36:02 +02:00
Florent Kermarrec
06544c6547
bench: uniformize targets with 125MHz clock and Etherbone.
2020-09-24 13:03:07 +02:00
Florent Kermarrec
0279b770ee
phy/s7ddrphy: avoid cdly CSRs when no odelay capability.
2020-09-22 10:58:14 +02:00
Florent Kermarrec
6fc6174c38
bench/genesys2: expose uart parameter.
2020-09-17 08:22:17 +02:00
Florent Kermarrec
8525a27762
test/reference: update.
2020-09-15 20:00:55 +02:00
Florent Kermarrec
8d39ac6dd1
phy/s7ddrphy: remove interface_type parameter and ISERDESE2's MEMORY_MODE support.
...
Supporting MEMORY_MODE add complexity to the codebase and this mode is not used by anyone.
It has been experimented on NeTV2 to solves instability at low temperature but hasn't improved
the behaviour.
2020-09-15 19:55:58 +02:00
Florent Kermarrec
c3b4b0d338
phy/s7ddrphy: reduce BitSlip's cycles to 1 (seems to be enough for all cases).
2020-09-15 19:50:45 +02:00
Florent Kermarrec
26e45d1ce4
phys: add support for dynamic rd/rdcmd/wr/wrcmd phases.
2020-09-14 18:57:20 +02:00
Florent Kermarrec
6a5f2fdb09
bench/genesys2: add uart_name parameter.
...
Useful when Etherbone is just used to reload BIOS.
2020-09-14 18:43:33 +02:00
Florent Kermarrec
f5184b41b5
core/multiplexer/steerel_sel: add support for dynamic rd/rdcmd/wr/wrcmd phases.
...
This is useful for development and also simplifies code (without using more resources when constants are used).
2020-09-14 18:40:58 +02:00
Florent Kermarrec
020cff1970
bench/genesys2: add back Etherbone (faster for BIOS dev) and add --load-bios/set-sys_clk arguments.
2020-09-14 10:55:16 +02:00
Florent Kermarrec
6a75aa0ad7
bench/common: add s7_load_bios/s7_set_sys_clk functions.
2020-09-14 10:54:35 +02:00
Florent Kermarrec
7eeea34c4e
bench: use 115200bauds UART on all targets (fast enough and simplify switch betwen targets).
2020-09-14 10:05:55 +02:00
Florent Kermarrec
e56f74e08b
test/reference: update.
2020-09-07 19:37:03 +02:00
Florent Kermarrec
cf45ca48bc
s7ddrphy/usddrphy: add cmd_delay parameter and pass cmd_latency/cmd_delay to PhySettings/Software.
2020-09-07 18:50:01 +02:00
Florent Kermarrec
3bab6f2024
common/PHYPadsReducer: make Cat optional (disabled by default).
2020-09-04 11:10:48 +02:00
Florent Kermarrec
543a94dd33
bench/common: enable load_rom on kcu105 (with delay workaround).
2020-09-03 17:46:50 +02:00
