Robert Chen has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/62753 )
Change subject: TEST WWAN VELL ......................................................................
TEST WWAN VELL
Change-Id: Ia5eb40f067365665f03a1884d1eb62b15a1a238d --- M src/mainboard/google/brya/variants/vell/overridetree.cb 1 file changed, 22 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/53/62753/1
diff --git a/src/mainboard/google/brya/variants/vell/overridetree.cb b/src/mainboard/google/brya/variants/vell/overridetree.cb index 5f2780e..544062a 100644 --- a/src/mainboard/google/brya/variants/vell/overridetree.cb +++ b/src/mainboard/google/brya/variants/vell/overridetree.cb @@ -155,6 +155,28 @@ device generic 0 on end end end + device ref pcie_rp6 on + # Enable WWAN PCIE 6 using clk 5 + register "pch_pcie_rp[PCH_RP(6)]" = "{ + .clk_src = 5, + .clk_req = 5, + .flags = PCIE_RP_LTR | PCIE_RP_AER, + }" + chip soc/intel/common/block/pcie/rtd3 + register "reset_gpio" = "ACPI_GPIO_OUTPUT_ACTIVE_LOW(GPP_E0)" + register "reset_off_delay_ms" = "20" + # register "reset_delay_ms" = "1000" + register "srcclk_pin" = "5" + register "ext_pm_support" = "ACPI_PCIE_RP_EMIT_ALL" + register "skip_on_off_support" = "true" + device generic 0 alias rp6_rtd3 on end + end + chip drivers/pcie/generic + register "is_untrusted" = "1" + use rp6_wwan as companion_dev + device pci 0 on end + end + end device ref pcie_rp8 off end device ref pcie_rp9 off end device ref tcss_dma0 on