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-rw-r--r--src/mainboard/google/hatch/variants/mushu/overridetree.cb15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/hatch/variants/mushu/overridetree.cb b/src/mainboard/google/hatch/variants/mushu/overridetree.cb
index c623fde5ba..f50bab248d 100644
--- a/src/mainboard/google/hatch/variants/mushu/overridetree.cb
+++ b/src/mainboard/google/hatch/variants/mushu/overridetree.cb
@@ -64,6 +64,21 @@ chip soc/intel/cannonlake
},
}"
+ # PCIe port 7 for M.2 E-key WLAN
+ register "PcieRpEnable[6]" = "1"
+ register "PcieRpLtrEnable[6]" = "1"
+ # RP 7 uses CLK SRC 3
+ register "PcieClkSrcUsage[3]" = "6"
+ register "PcieClkSrcClkReq[3]" = "3"
+
+ # Enable Root port 13 (x4) for dGPU
+ register "PcieRpEnable[12]" = "1"
+ register "PcieRpLtrEnable[12]" = "1"
+ # RP 13 uses CLK SRC 5
+ register "PcieClkSrcUsage[5]" = "12"
+ # ClkReq-to-ClkSrc mapping for CLK SRC 5
+ register "PcieClkSrcClkReq[5]" = "5"
+
# GPIO for SD card detect
register "sdcard_cd_gpio" = "vSD3_CD_B"