diff options
| author | Jan Samek <jan.samek@siemens.com> | 2022-12-01 14:52:51 +0100 |
|---|---|---|
| committer | Martin L Roth <gaumless@gmail.com> | 2022-12-17 20:39:44 +0000 |
| commit | a1a8f58a0713dad8bc621daf180790504b897dda (patch) | |
| tree | 0011a15913fdc835de5d1404ae28caeefdc41e20 /src | |
| parent | a2035cc4d08b0894121024376a8e06749c911dfb (diff) | |
mb/siemens/mc_ehl3/devicetree.cb: Adapt PCIe root port settings
Based upon hardware differences from mc_ehl2, disable RP7
and enable RP3 and RP5.
Change-Id: Iecaa3098c3e4c9ce15254bb8bd1fe6da86d6e706
Signed-off-by: Jan Samek <jan.samek@siemens.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/70689
Reviewed-by: Uwe Poeche <uwe.poeche@siemens.com>
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb b/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb index c922e9e988..7281a7fa45 100644 --- a/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb +++ b/src/mainboard/siemens/mc_ehl/variants/mc_ehl3/devicetree.cb @@ -43,14 +43,15 @@ chip soc/intel/elkhartlake # PCIe root ports related UPDs register "PcieRpEnable[1]" = "1" - register "PcieRpEnable[6]" = "1" + register "PcieRpEnable[2]" = "1" + register "PcieRpEnable[4]" = "1" register "PcieClkSrcUsage[0]" = "PCIE_CLK_NOTUSED" register "PcieClkSrcUsage[1]" = "PCIE_CLK_FREE" - register "PcieClkSrcUsage[2]" = "PCIE_CLK_NOTUSED" + register "PcieClkSrcUsage[2]" = "PCIE_CLK_FREE" register "PcieClkSrcUsage[3]" = "PCIE_CLK_NOTUSED" - register "PcieClkSrcUsage[4]" = "PCIE_CLK_FREE" - register "PcieClkSrcUsage[5]" = "PCIE_CLK_NOTUSED" + register "PcieClkSrcUsage[4]" = "PCIE_CLK_NOTUSED" + register "PcieClkSrcUsage[5]" = "PCIE_CLK_FREE" register "PcieClkSrcClkReq[0]" = "PCIE_CLK_NOTUSED" register "PcieClkSrcClkReq[1]" = "PCIE_CLK_NOTUSED" @@ -61,11 +62,13 @@ chip soc/intel/elkhartlake # Disable all L1 substates for PCIe root ports register "PcieRpL1Substates[1]" = "L1_SS_DISABLED" - register "PcieRpL1Substates[6]" = "L1_SS_DISABLED" + register "PcieRpL1Substates[2]" = "L1_SS_DISABLED" + register "PcieRpL1Substates[4]" = "L1_SS_DISABLED" # Disable LTR for all PCIe root ports register "PcieRpLtrDisable[1]" = "true" - register "PcieRpLtrDisable[6]" = "true" + register "PcieRpLtrDisable[2]" = "true" + register "PcieRpLtrDisable[4]" = "true" # Storage (SDCARD/EMMC) related UPDs register "ScsEmmcHs400Enabled" = "0" @@ -178,8 +181,9 @@ chip soc/intel/elkhartlake device pci 1a.0 on end # eMMC device pci 1a.1 on end # SD - device pci 1c.1 on end # RP2 (pcie0 single VC) - device pci 1c.6 on end # RP7 (pcie3 multi VC) + device pci 1c.1 on end # RP2 + device pci 1c.2 on end # RP3 + device pci 1c.4 on end # RP5 device pci 1d.0 off end # Intel PSE IPC (local host to PSE) device pci 1d.1 on # Intel PSE Time-Sensitive Networking GbE 0 |