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authorSean Rhodes <sean@starlabs.systems>2023-04-19 14:48:51 +0100
committerLean Sheng Tan <sheng.tan@9elements.com>2023-04-29 19:45:06 +0000
commitcd48c7ece3d38acaf67d25e35b1a66a47728aec8 (patch)
treee75d48432a783faaa67dfe31ab3e03eb76e0ddd0 /src
parent5fc0afbc170960d05012eec9b3b8717f65a07478 (diff)
mb/starlabs/starbook: Let coreboot configure ASPM
FSP is fractionally faster at configuring ASPM (1,118,688 vs 1,122,205) but coreboot's configuration results in lower power consumption of approximately 0.5W when idling - the reason why is unknown. Signed-off-by: Sean Rhodes <sean@starlabs.systems> Change-Id: Ib15eaede956f0aa55118d093fdff0fd9487df250 Reviewed-on: https://review.coreboot.org/c/coreboot/+/74520 Reviewed-by: Paul Menzel <paulepanter@mailbox.org> Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
-rw-r--r--src/mainboard/starlabs/starbook/Kconfig21
-rw-r--r--src/mainboard/starlabs/starbook/variants/adl/devicetree.cb4
2 files changed, 0 insertions, 25 deletions
diff --git a/src/mainboard/starlabs/starbook/Kconfig b/src/mainboard/starlabs/starbook/Kconfig
index 5ad7e2747f..b49a86d4b3 100644
--- a/src/mainboard/starlabs/starbook/Kconfig
+++ b/src/mainboard/starlabs/starbook/Kconfig
@@ -147,30 +147,9 @@ config EDK2_BOOTSPLASH_FILE
string
default "3rdparty/blobs/mainboard/starlabs/Logo.bmp"
-config PCIEXP_ASPM
- bool
- default n
- help
- FSP is already taking care of ASPM, which is configured through the devicetree in coreboot
- on Alderlake Platforms. Disable it to save some boot time.
-
config PCIEXP_DEFAULT_MAX_RESIZABLE_BAR_BITS
default 32
-config PCIEXP_L1_SUB_STATE
- bool
- default n
- help
- Enabling PCIe L1 sub states is already done in FSP.
- Disable it to save some boot time.
-
-config PCIEXP_CLK_PM
- bool
- default n
- help
- Enabling PCIe clock power management is already done in FSP.
- Disable it to save some boot time
-
config SOC_INTEL_CSE_SEND_EOP_EARLY
default n if BOARD_STARLABS_STARBOOK_ADL
diff --git a/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb b/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb
index 5c54f4da35..298ec199b2 100644
--- a/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb
+++ b/src/mainboard/starlabs/starbook/variants/adl/devicetree.cb
@@ -100,8 +100,6 @@ chip soc/intel/alderlake
.clk_src = 2,
.clk_req = 2,
.flags = PCIE_RP_LTR | PCIE_RP_AER,
- .PcieRpL1Substates = L1_SS_L1_2,
- .pcie_rp_aspm = ASPM_L0S_L1,
}"
smbios_slot_desc "SlotTypePciExpressGen3X1"
"SlotLengthShort"
@@ -119,8 +117,6 @@ chip soc/intel/alderlake
.clk_src = 1,
.clk_req = 1,
.flags = PCIE_RP_LTR | PCIE_RP_AER,
- .PcieRpL1Substates = L1_SS_L1_2,
- .pcie_rp_aspm = ASPM_L0S_L1,
}"
smbios_slot_desc "SlotTypeM2Socket3"