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From: Ard Biesheuvel <ard.biesheuvel@linaro.org>
To: Udit Kumar <udit.kumar@nxp.com>
Cc: Leif Lindholm <leif.lindholm@linaro.org>,
	 "edk2-devel@lists.01.org" <edk2-devel@lists.01.org>
Subject: Re: [PATCH 2/2] ArmPlatformPkg: Include PL011UartClock Lib
Date: Mon, 11 Jun 2018 12:07:27 +0200	[thread overview]
Message-ID: <CAKv+Gu8AivuqnCzbuRRWSj_-z=wC06qrzjjcZNc65rU1NTXm-A@mail.gmail.com> (raw)
In-Reply-To: <1528221595-22145-3-git-send-email-udit.kumar@nxp.com>

On 5 June 2018 at 19:59, Udit Kumar <udit.kumar@nxp.com> wrote:
> This patch includes, PL011UartClock lib.
>
> In case of no implemenation of this Clock Lib,
> Pcd value will be used for PL011 frequency.
>

Please improve the commit log. You are modifying the code to obtain
the PL011 baud clock frequency from a library instead of a PCD

> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Udit Kumar <udit.kumar@nxp.com>
> ---
>  ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c   | 5 +++--
>  ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf | 1 +
>  2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
> index 6aa8063..c73e8db 100644
> --- a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
> +++ b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.c
> @@ -19,6 +19,7 @@
>
>  #include <Library/IoLib.h>
>  #include <Library/PcdLib.h>
> +#include <Library/PL011UartClockLib.h>
>  #include <Library/PL011UartLib.h>
>  #include <Library/SerialPortLib.h>
>
> @@ -48,7 +49,7 @@ SerialPortInitialize (
>
>    return PL011UartInitializePort (
>             (UINTN)FixedPcdGet64 (PcdSerialRegisterBase),
> -           FixedPcdGet32 (PL011UartClkInHz),
> +           ArmPlatformGetPL011ClockFreq(),
>             &BaudRate,
>             &ReceiveFifoDepth,
>             &Parity,
> @@ -156,7 +157,7 @@ SerialPortSetAttributes (
>  {
>    return PL011UartInitializePort (
>             (UINTN)FixedPcdGet64 (PcdSerialRegisterBase),
> -           FixedPcdGet32 (PL011UartClkInHz),
> +           ArmPlatformGetPL011ClockFreq(),
>             BaudRate,
>             ReceiveFifoDepth,
>             Parity,
> diff --git a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf
> index 3683e06..5ce5b2f 100644
> --- a/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf
> +++ b/ArmPlatformPkg/Library/PL011SerialPortLib/PL011SerialPortLib.inf
> @@ -26,6 +26,7 @@
>    PL011SerialPortLib.c
>
>  [LibraryClasses]
> +  PL011UartClockLib
>    PL011UartLib
>    PcdLib
>

You need to add a library resolution to
ArmPlatformPkg/ArmPlatformPkg.dsc for this library or you will break
the build.


  reply	other threads:[~2018-06-11 10:07 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-05 17:59 [PATCH v2 0/2] ArmPlatformPkg: PL011 Dynamic clock freq Support Udit Kumar
2018-06-05 17:59 ` [PATCH 1/2] " Udit Kumar
2018-06-11 10:05   ` Ard Biesheuvel
2018-06-11 10:32     ` Udit Kumar
2018-06-05 17:59 ` [PATCH 2/2] ArmPlatformPkg: Include PL011UartClock Lib Udit Kumar
2018-06-11 10:07   ` Ard Biesheuvel [this message]
2018-06-11 10:24     ` Udit Kumar

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