diff options
| author | Jeff Chase <jnchase@google.com> | 2020-01-16 16:36:20 -0500 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-01-28 18:34:42 +0000 |
| commit | 4b1bfe6d854f27f5a68950be8782555ab09b2fa9 (patch) | |
| tree | e0bd9a0297a261d37394d421b5aebcbe146b210e /src | |
| parent | fc7b953366b776aa3eaaf0539af06086facda14e (diff) | |
mb/google/fizz/variants/endeavour: Enable root ports for TPUs
BUG=b:148221635
TEST=build;install;lspci
Change-Id: I1732f7fe64ace41a721a2d6a964988efc97b2579
Signed-off-by: Jeff Chase <jnchase@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38550
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/google/fizz/variants/endeavour/overridetree.cb | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/mainboard/google/fizz/variants/endeavour/overridetree.cb b/src/mainboard/google/fizz/variants/endeavour/overridetree.cb index 65b5f73397..861e1b194a 100644 --- a/src/mainboard/google/fizz/variants/endeavour/overridetree.cb +++ b/src/mainboard/google/fizz/variants/endeavour/overridetree.cb @@ -1,5 +1,31 @@ chip soc/intel/skylake + # Enable Root port 7(x1) for TPU1 + register "PcieRpEnable[6]" = "1" + # Enable CLKREQ# + register "PcieRpClkReqSupport[6]" = "1" + # RP 7 uses SRCCLKREQ4# + register "PcieRpClkReqNumber[6]" = "4" + # RP 7, Enable Advanced Error Reporting + register "PcieRpAdvancedErrorReporting[6]" = "1" + # RP 7, Enable Latency Tolerance Reporting Mechanism + register "PcieRpLtrEnable[6]" = "1" + # RP 7 uses uses CLK SRC 4 + register "PcieRpClkSrcNumber[6]" = "4" + + # Enable Root port 8(x1) for TPU0 + register "PcieRpEnable[7]" = "1" + # Enable CLKREQ# + register "PcieRpClkReqSupport[7]" = "1" + # RP 8 uses SRCCLKREQ2# + register "PcieRpClkReqNumber[7]" = "2" + # RP 8, Enable Advanced Error Reporting + register "PcieRpAdvancedErrorReporting[7]" = "1" + # RP 8, Enable Latency Tolerance Reporting Mechanism + register "PcieRpLtrEnable[7]" = "1" + # RP 8 uses uses CLK SRC 2 + register "PcieRpClkSrcNumber[7]" = "2" + # Enable Root port 9(x4) for i350 LAN register "PcieRpEnable[8]" = "1" # Disable CLKREQ# @@ -133,6 +159,8 @@ chip soc/intel/skylake device i2c 13 on end end end # I2C #5 + device pci 1c.6 on end # PCI Express Port 7 for TPU1 + device pci 1c.7 on end # PCI Express Port 8 for TPU0 device pci 1d.0 on end # PCI Express Port 9 for POE LAN device pci 1d.1 off end # PCI Express Port 10 device pci 1d.2 off end # PCI Express Port 11 |