[U-Boot] [PATCH 4/5] nios2: Enable support for fitImage

[Marek Vasut <marex@denx.de>]

On Tuesday, December 15, 2015 at 02:26:44 PM, Thomas Chou wrote:
> Hi Marek,
> 
> On 2015?12?15? 18:26, Marek Vasut wrote:
> > On Tuesday, December 15, 2015 at 06:31:11 AM, Thomas Chou wrote:
> >> Hi Marek,
> >> 
> >> On 2015?12?15? 10:09, Marek Vasut wrote:
> >>> The uImage format is legacy for years now, enable support for the
> >>> fitImage format, which allows combining multiple files (kernel and
> >>> dtb) into a single file, offers better protection of the payload
> >>> and so on.
> >>> 
> >>> Signed-off-by: Marek Vasut <marex@denx.de>
> >>> Cc: Thomas Chou <thomas@wytron.com.tw>
> >>> ---
> >>> 
> >>>    include/configs/10m50_devboard.h | 2 ++
> >>>    include/configs/3c120_devboard.h | 2 ++
> >>>    2 files changed, 4 insertions(+)
> >>> 
> >>> diff --git a/include/configs/10m50_devboard.h
> >>> b/include/configs/10m50_devboard.h index 608127f..0aa79f7 100644
> >>> --- a/include/configs/10m50_devboard.h
> >>> +++ b/include/configs/10m50_devboard.h
> >>> @@ -14,6 +14,8 @@
> >>> 
> >>>     */
> >>>    
> >>>    #define CONFIG_DISPLAY_CPUINFO
> >>>    #define CONFIG_DISPLAY_BOARDINFO_LATE
> >>> 
> >>> +#define CONFIG_OF_LIBFDT
> >> 
> >> Already defined.
> >> 
> >>> +#define CONFIG_FIT
> >>> 
> >>>    /*
> >>>    
> >>>     * SERIAL
> >>> 
> >>> diff --git a/include/configs/3c120_devboard.h
> >>> b/include/configs/3c120_devboard.h index 6c9dc3f..0054d8b 100644
> >>> --- a/include/configs/3c120_devboard.h
> >>> +++ b/include/configs/3c120_devboard.h
> >>> @@ -14,6 +14,8 @@
> >>> 
> >>>     */
> >>>    
> >>>    #define CONFIG_DISPLAY_CPUINFO
> >>>    #define CONFIG_DISPLAY_BOARDINFO_LATE
> >>> 
> >>> +#define CONFIG_OF_LIBFDT
> >> 
> >> Ditto.
> >> 
> >>> +#define CONFIG_FIT
> >>> 
> >>>    /*
> >>>    
> >>>     * SERIAL
> > 
> > The compiler is not complaining, is it really ?
> 
> Hmm, it might be the compiler's problem.
> 
> It might be better to move CONFIG_FIT to the misc (the last) config
> section.

Apparently, if the macro is defined in the same file twice and it is the same,
CPP will not complain.