diff options
| author | Tim Crawford <tcrawford@system76.com> | 2024-02-29 11:34:05 -0700 |
|---|---|---|
| committer | Felix Held <felix-coreboot@felixheld.de> | 2024-03-04 14:54:09 +0000 |
| commit | b1ed9f4f87638b9cbde4c2b7b821ebc29f584eec (patch) | |
| tree | 793673aa189ebd4687d629f2abbaea71ebc04a97 /src/mainboard/system76/adl | |
| parent | a78388508c91a82a037efe39f69b3f7d0d8713c5 (diff) | |
mb/system76/adl,rpl: Add 50ms timeout for PCIe 3.0 RPs
The FSP may fail to detect PCIe 4.0 devices in PCIe 3.0 slots on S3
resume. This issue has only been experienced on lemp12, and only with
Samsung drives, but implies it could happen on other systems or with
other drives as well. A timeout of 50ms is arbitrarily chosen.
Tested on lemp12 with Samsung 980 PRO (FW: 3B2QGXA7, 5B2QGXA7) and 990
PRO (FW: 4B2QJXD7) drives.
Change-Id: I4f44fc429c52e407b7566d6bb6dd31b2cf85c48d
Signed-off-by: Tim Crawford <tcrawford@system76.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/80756
Reviewed-by: Jeremy Soller <jeremy@system76.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/mainboard/system76/adl')
4 files changed, 4 insertions, 0 deletions
diff --git a/src/mainboard/system76/adl/variants/darp8/overridetree.cb b/src/mainboard/system76/adl/variants/darp8/overridetree.cb index 05d6a4504c..73d016f17d 100644 --- a/src/mainboard/system76/adl/variants/darp8/overridetree.cb +++ b/src/mainboard/system76/adl/variants/darp8/overridetree.cb @@ -152,6 +152,7 @@ chip soc/intel/alderlake .clk_src = 4, .clk_req = 4, .flags = PCIE_RP_LTR, + .pcie_rp_detect_timeout_ms = 50, }" # FIXME: Drives do not exit D3cold on S3 exit #chip soc/intel/common/block/pcie/rtd3 diff --git a/src/mainboard/system76/adl/variants/gaze17-3050/overridetree.cb b/src/mainboard/system76/adl/variants/gaze17-3050/overridetree.cb index 880bb27514..960ead6e5c 100644 --- a/src/mainboard/system76/adl/variants/gaze17-3050/overridetree.cb +++ b/src/mainboard/system76/adl/variants/gaze17-3050/overridetree.cb @@ -98,6 +98,7 @@ chip soc/intel/alderlake .clk_src = 1, .clk_req = 1, .flags = PCIE_RP_LTR, + .pcie_rp_detect_timeout_ms = 50, }" end device ref pcie_rp9 on diff --git a/src/mainboard/system76/adl/variants/gaze17-3060-b/overridetree.cb b/src/mainboard/system76/adl/variants/gaze17-3060-b/overridetree.cb index 90bd5c18a0..74b87ee60e 100644 --- a/src/mainboard/system76/adl/variants/gaze17-3060-b/overridetree.cb +++ b/src/mainboard/system76/adl/variants/gaze17-3060-b/overridetree.cb @@ -130,6 +130,7 @@ chip soc/intel/alderlake .clk_src = 1, .clk_req = 1, .flags = PCIE_RP_LTR, + .pcie_rp_detect_timeout_ms = 50, }" end device ref gbe on end diff --git a/src/mainboard/system76/adl/variants/lemp11/overridetree.cb b/src/mainboard/system76/adl/variants/lemp11/overridetree.cb index d31e6a4255..1e652483a9 100644 --- a/src/mainboard/system76/adl/variants/lemp11/overridetree.cb +++ b/src/mainboard/system76/adl/variants/lemp11/overridetree.cb @@ -138,6 +138,7 @@ chip soc/intel/alderlake .clk_src = 1, .clk_req = 1, .flags = PCIE_RP_LTR, + .pcie_rp_detect_timeout_ms = 50, }" # FIXME: Drives do not exit D3cold on S3 exit #chip soc/intel/common/block/pcie/rtd3 |