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mb/intel/adlrvp: Remove ClkReq assignment for RP8 

CLKSRC6 for RP8 is free-running CLK hence ClkReq is not required.

TEST=Able to detect PCIe SD card over x1 slot.

Change-Id: I550d5be9cc7566708b0b86fcd1da833bc4bc828f
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49981
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: EricR Lai <ericr_lai@compal.corp-partner.google.com>
This commit is contained in:
Subrata Banik 2021-01-27 16:34:34 +05:30
parent 1b8906a529
commit 1476f6992a
1 changed files with 0 additions and 2 deletions
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src/mainboard/intel/adlrvp/devicetree.cb
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@ -53,9 +53,7 @@ chip soc/intel/alderlake
# Enable PCH PCIE RP 8 using CLK 6
register "PchPcieRpEnable[7]" = "1"
register "PcieClkSrcClkReq[7]" = "6" # CLKSRC -> 7 and CLKREQ -> 6
register "PcieClkSrcUsage[6]" = "PCIE_CLK_FREE" # CLK 6 is using free running CLK
register "PcieRpClkReqDetect[6]" = "1"
# Enable PCH PCIE RP 9 using CLK 1
register "PchPcieRpEnable[8]" = "1"