From 604a104a1c1df55345f5a90c577cbce4b52de323 Mon Sep 17 00:00:00 2001 From: Subrata Banik Date: Wed, 14 Oct 2020 22:02:48 +0530 Subject: [PATCH] mb/intel/adlrvp: Fix SSD detection issue on ADL RVP Make PCI ClkReq-to-ClkSrc mapping correct to fix SSD detection issue on ADL RVP. TEST=Able to detect WD SSD card over PCH SSD RP9. Change-Id: I7e26429281f8d3b9edae0f266a5868118369be3f Signed-off-by: Subrata Banik Reviewed-on: https://review.coreboot.org/c/coreboot/+/46418 Tested-by: build bot (Jenkins) Reviewed-by: Tim Wawrzynczak Reviewed-by: Angel Pons --- src/mainboard/intel/adlrvp/variants/adlrvp_p/devicetree.cb | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mainboard/intel/adlrvp/variants/adlrvp_p/devicetree.cb b/src/mainboard/intel/adlrvp/variants/adlrvp_p/devicetree.cb index 7025b7654f..afa4c19098 100644 --- a/src/mainboard/intel/adlrvp/variants/adlrvp_p/devicetree.cb +++ b/src/mainboard/intel/adlrvp/variants/adlrvp_p/devicetree.cb @@ -43,7 +43,7 @@ chip soc/intel/alderlake # Enable PCH PCIE RP 5 using CLK 2 register "PcieRpEnable[4]" = "1" - register "PcieClkSrcClkReq[4]" = "4" + register "PcieClkSrcClkReq[2]" = "2" register "PcieClkSrcUsage[2]" = "0x4" register "PcieRpClkReqDetect[4]" = "1" @@ -55,7 +55,7 @@ chip soc/intel/alderlake # Enable PCH PCIE RP 9 using CLK 1 register "PcieRpEnable[8]" = "1" - register "PcieClkSrcClkReq[8]" = "8" + register "PcieClkSrcClkReq[1]" = "1" register "PcieClkSrcUsage[1]" = "0x8" register "PcieRpClkReqDetect[8]" = "1"