This patch includes, ArmPlatformClock in PL011 lib.

In case of NULL implemenation of Clock Lib, Pcd
value will be used for PL011 frequency.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Udit Kumar <udit.ku...@nxp.com>
---
 ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c   | 7 +++++--
 ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf | 1 +
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c 
b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
index 6aa8063..40fa50a 100644
--- a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
+++ b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
@@ -17,11 +17,14 @@
 
 #include <Base.h>
 
+#include <Library/ArmPlatformClockLib.h>
 #include <Library/IoLib.h>
 #include <Library/PcdLib.h>
 #include <Library/PL011UartLib.h>
 #include <Library/SerialPortLib.h>
 
+
+
 /** Initialise the serial device hardware with default settings.
 
   @retval RETURN_SUCCESS            The serial device was initialised.
@@ -48,7 +51,7 @@ SerialPortInitialize (
 
   return PL011UartInitializePort (
            (UINTN)FixedPcdGet64 (PcdSerialRegisterBase),
-           FixedPcdGet32 (PL011UartClkInHz),
+           ArmPlatformGetPL011ClockFreq() ? ArmPlatformGetPL011ClockFreq() : 
FixedPcdGet32 (PL011UartClkInHz),
            &BaudRate,
            &ReceiveFifoDepth,
            &Parity,
@@ -156,7 +159,7 @@ SerialPortSetAttributes (
 {
   return PL011UartInitializePort (
            (UINTN)FixedPcdGet64 (PcdSerialRegisterBase),
-           FixedPcdGet32 (PL011UartClkInHz),
+           ArmPlatformGetPL011ClockFreq() ? ArmPlatformGetPL011ClockFreq() : 
FixedPcdGet32 (PL011UartClkInHz),
            BaudRate,
            ReceiveFifoDepth,
            Parity,
diff --git a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf 
b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf
index 3683e06..9820811 100644
--- a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf
+++ b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf
@@ -26,6 +26,7 @@
   PL011SerialPortLib.c
 
 [LibraryClasses]
+  ArmPlatformClockLib
   PL011UartLib
   PcdLib
 
-- 
1.9.1

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