Firmware component that does memory training already limits the memory
controller to train at 5500 Mbps for all memory parts in Sabrina. Hence
removing this interim SPD change to limit the speed.
BUG=b:238074863
TEST=Build and boot to OS in Skyrim.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: I2bc82c7407a97aac282708c3e0bd56ae99a8fc31
Reviewed-on: https://review.coreboot.org/c/coreboot/+/66290
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
In Sabrina platform, memory speed is limited to 5500 Mbps. Update the
SPD generation tool to limit to that speed.
BUG=b:238074863
TEST=Build and boot to OS in Skyrim.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: Ie3507898167012e0d812c9b1aacba72e9055fcd8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65708
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com>
Datasheet is available in the bug.
BUG=b:238674174
BRANCH=firmware-brya-14505.B
TEST=util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
Signed-off-by: Jack Rosenthal <jrosenth@chromium.org>
Change-Id: Iadd4bf07d38dbd2e1f47df5024282b04dec3c805
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65795
Reviewed-by: Caveh Jalali <caveh@chromium.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This patch add support for MTL platform to the `spd_tools`.
This would be useful to create dynamic SPD for rex variants.
BUG=b:224325352
TEST=Able to generate SPD for LP5 DRAM part.
Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I1db6e3a63d2842c12ef0f256ba1d32b9258670f8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65473
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tarun Tuli <taruntuli@google.com>
This adds support for Samsung K3LKCKC0BM-MGCP LP5 chips.
Generatd SPD data with:
util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
BRANCH=None
BUG=235664831
Signed-off-by: Leo Chou <leo.chou@lcfc.corp-partner.google.com>
Change-Id: I49cea0594f8a94aa7efbb375ea1c28b5d1136498
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65085
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Hynix H58G56AK6BX069 will be used by the brya variant crota. Add
it to the LP5 parts list and regenerate the SPDs using spd_gen.
BUG=b:233830713
TEST=util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
Signed-off-by: Terry Chen <terry_chen@wistron.corp-partner.google.com>
Change-Id: I6136e17706c6248598886f8f9bd8fdd7efff4dab
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64662
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Samsung K3LKLKL0EM-MGCN will be used by the nissa variant craask. Add
it to the LP5 parts list and regenerate the SPDs using spd_gen.
BUG=b:229938024
TEST=util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
Signed-off-by: Tyler Wang <tyler.wang@quanta.corp-partner.google.com>
Change-Id: I5648f297130eaf8541d99b2db7777774a0b1d8fc
Reviewed-on: https://review.coreboot.org/c/coreboot/+/64439
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Micron MT62F2G32D8DR-031 will be used for skyrim P1. Add it to the parts
list and regenerate the SPDs using spd_gen.
BUG=b:213926260
TEST=util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
Change-Id: Iad2bb53de2b54648d5dd66808973f26b1c8a5df7
Signed-off-by: Amanda Huang <amanda_hwang@compal.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62542
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
ADL encodes CK cycle time as tCKMin whereas Sabrina encodes WCK cycle
time. Encode tCKMin as per the respective advisories.
BUG=None
TEST=Generate the SPD and ensure that tCKMin is encoded accordingly.
Minimum CAS Latency time is also impacted and is encoded accordingly.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: I99ada7ead3a75befb0f934af871eecc060adcb26
Reviewed-on: https://review.coreboot.org/c/coreboot/+/62387
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
ADL supports 8B Bank Architecture, whereas Sabrina supports either BG or
16B Bank Architectures depending on the speed. This influences SDRAM
Density and Banks, SDRAM Addressing bytes in SPD. Encode them as per the
individual SoC advisories.
BUG=b:211510456
TEST=Generate SPDs for Sabrina.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: Ic854ccccb2b301e75d0f28cd36daf87fd41e07e7
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61948
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
ADL and Sabrina provide different advisories to encode Optional SDRAM
features (byte indices 7 & 9). Encode those bytes as per the respective
advisories.
BUG=b:211510456
TEST=Generate the SPD binaries for Sabrina.
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: Icac8ae148458162768a919d9690d7bf96734e6c0
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61730
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Reka Norman <rekanorman@chromium.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Hynix H9JCNNNBK3MLYR-N6E will be used for nereid P1. Add it to the parts
list and regenerate the SPDs using spd_gen.
BUG=b:217096008
TEST=None
Signed-off-by: Reka Norman <rekanorman@google.com>
Change-Id: I8775fe0551e0712507d42a778e04745a07270d71
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61904
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Mainboards using Sabrina SoC will be using LP5 memory technology.
Generate the initial set of SPDs for the existing LP5 memory parts.
BUG=b:211510456
TEST=util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Change-Id: Ibb43f26b36460290341c5ffcad1ef5a2ff1647c8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61543
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Samsung K3LKBKB0BM-MGCP will be used by the nissa variant nereid. Add
it to the LP5 parts list and regenerate the SPDs using spd_gen.
BUG=b:197479026
TEST=None
Signed-off-by: Reka Norman <rekanorman@google.com>
Change-Id: I4db983d5015a4dacad0bd03cf7a85f6214856a76
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61442
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kangheui Won <khwon@chromium.org>
Add the parts below which will be used by the brya variant Vell. Add
the parts to memory_parts.json and generate the SPDs using spd_gen.
Micron MT62F512M32D2DR-031 WT:B
Micron MT62F1G32D4DR-031 WT:B
Hynix H9JCNNNCP3MLYR-N6E
Generated using:
util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
BUG=b:204284866
TEST=None
Change-Id: Ifbcadfb78281b2b78a61a9b61180c421748193a0
Signed-off-by: Reka Norman <rekanorman@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58929
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Add spd/lp5/memory_parts.json with an empty parts list, then run spd_gen
to generate the manifests and empty SPD.
Generated using:
util/spd_tools/bin/spd_gen spd/lp5/memory_parts.json lp5
BUG=b:204284866
TEST=None
Change-Id: I0314314130a1ccc58fb5a0416b110e7a86338fd0
Signed-off-by: Reka Norman <rekanorman@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/58928
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Karthikeyan Ramasubramanian