diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/octopus/variants/baseboard/devicetree.cb | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/mainboard/google/octopus/variants/baseboard/devicetree.cb b/src/mainboard/google/octopus/variants/baseboard/devicetree.cb index 97a13103cf..fb8fe540c9 100644 --- a/src/mainboard/google/octopus/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/octopus/variants/baseboard/devicetree.cb @@ -3,6 +3,24 @@ chip soc/intel/apollolake device lapic 0 on end end + register "pcie_rp_clkreq_pin[0]" = "3" # wifi/bt + # Disable unused clkreq of PCIe root ports + register "pcie_rp_clkreq_pin[1]" = "CLKREQ_DISABLED" + register "pcie_rp_clkreq_pin[2]" = "CLKREQ_DISABLED" + register "pcie_rp_clkreq_pin[3]" = "CLKREQ_DISABLED" + register "pcie_rp_clkreq_pin[4]" = "CLKREQ_DISABLED" + register "pcie_rp_clkreq_pin[5]" = "CLKREQ_DISABLED" + + # Set de-emphasis to disabled for PCIE WiFI (Thunderpeak) + # as it is required for detection + register "pcie_rp_deemphasis_enable[0]" = "0" + # Set de-emphasis to default (enabled) for remaining ports + register "pcie_rp_deemphasis_enable[1]" = "1" + register "pcie_rp_deemphasis_enable[2]" = "1" + register "pcie_rp_deemphasis_enable[3]" = "1" + register "pcie_rp_deemphasis_enable[4]" = "1" + register "pcie_rp_deemphasis_enable[5]" = "1" + # GPIO for PERST_0 (WLAN_PE_RST) register "prt0_gpio" = "GPIO_164" |