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authorLean Sheng Tan <sheng.tan@9elements.com>2022-04-07 15:34:40 +0200
committerFelix Held <felix-coreboot@felixheld.de>2022-04-11 14:00:32 +0000
commited74918f4e5104d2adf22a53fa5586d5b86132ee (patch)
tree3093d6a8fbd64fb471291c90300b8b9d2c08f9a1
parent84ef4fb15b061424c001e1c4a3520c73908208c8 (diff)
mb/prodrive/atlas: Disable ASPM for i225 port
I225 doesn’t support ASPM, so disable it at the root port. Signed-off-by: Lean Sheng Tan <sheng.tan@9elements.com> Change-Id: I61fe3760c1cde60795c9b52c703e521ba4df504a Reviewed-on: https://review.coreboot.org/c/coreboot/+/63466 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
-rw-r--r--src/mainboard/prodrive/atlas/devicetree.cb1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/mainboard/prodrive/atlas/devicetree.cb b/src/mainboard/prodrive/atlas/devicetree.cb
index 8476c482eb..1a3a0581b3 100644
--- a/src/mainboard/prodrive/atlas/devicetree.cb
+++ b/src/mainboard/prodrive/atlas/devicetree.cb
@@ -60,6 +60,7 @@ chip soc/intel/alderlake
}"
register "pch_pcie_rp[PCH_RP(10)]" = "{
.flags = PCIE_RP_CLK_SRC_UNUSED,
+ .pcie_rp_aspm = ASPM_DISABLE,
}"
register "pcie_clk_config_flag[0]" = "PCIE_CLK_FREE_RUNNING"
register "pcie_clk_config_flag[1]" = "PCIE_CLK_FREE_RUNNING"