From 9528582de4aeaf35e04554f13efc61d54e275b4a Mon Sep 17 00:00:00 2001
From: Matt DeVillier <matt.devillier@gmail.com>
Date: Mon, 31 Jul 2023 11:43:28 -0500
Subject: [PATCH] UefiPayloadEntry: Set serial ClockRate from parsed SerialInfo

Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
---
 UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
index 030a5baed9146..8c62eb4e1a232 100644
--- a/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
+++ b/UefiPayloadPkg/UefiPayloadEntry/UefiPayloadEntry.c
@@ -432,6 +432,9 @@ _ModuleEntryPoint (
     UniversalSerialPort->RegisterBase    = SerialPortInfo.BaseAddr;
     UniversalSerialPort->BaudRate        = SerialPortInfo.Baud;
     UniversalSerialPort->RegisterStride  = (UINT8)SerialPortInfo.RegWidth;
+    if (UniversalSerialPort->Header.Revision >= 2) {
+      UniversalSerialPort->ClockRate     = SerialPortInfo.InputHertz;
+    }
   }
 
   // The library constructors might depend on serial port, so call it after serial port hob