[U-Boot] [PATCH v1] arm: socfpga: Enable load zImage and Linux DTB from USB

[Chin Liang See <clsee@altera.com>]

Hi Stefan,

On Thu, 2015-11-26 at 07:14 +0100, Stefan Roese wrote:
> On 26.11.2015 04:17, Chin Liang See wrote:
> > Adding new environment usbload which will load zImage and
> > Linux DTB from USB mass storage through FAT file system.
> > 
> > Signed-off-by: Chin Liang See <clsee@altera.com>
> > Cc: Dinh Nguyen <dinguyen@opensource.altera.com>
> > Cc: Dinh Nguyen <dinh.linux@gmail.com>
> > Cc: Pavel Machek <pavel@denx.de>
> > Cc: Marek Vasut <marex@denx.de>
> > Cc: Stefan Roese <sr@denx.de>
> > ---
> >   include/configs/socfpga_arria5_socdk.h   | 5 ++++-
> >   include/configs/socfpga_cyclone5_socdk.h | 5 ++++-
> >   2 files changed, 8 insertions(+), 2 deletions(-)
> > 
> > diff --git a/include/configs/socfpga_arria5_socdk.h
> > b/include/configs/socfpga_arria5_socdk.h
> > index 0506336..f488b00 100644
> > --- a/include/configs/socfpga_arria5_socdk.h
> > +++ b/include/configs/socfpga_arria5_socdk.h
> > @@ -100,7 +100,10 @@
> >   		"sf read ${fdt_addr} ${qspifdtaddr}
> > ${fdtimagesize};\0" \
> >   	"qspiboot=setenv bootargs " CONFIG_BOOTARGS \
> >   		" root=${qspiroot} rw
> > rootfstype=${qspirootfstype};"\
> > -		"bootm ${loadaddr} - ${fdt_addr}\0"
> > +		"bootm ${loadaddr} - ${fdt_addr}\0" \
> > +	"usbload=usb reset;" \
> > +		"fatload usb 0 ${loadaddr} ${bootimage};" \
> > +		"fatload usb 0 ${fdt_addr} ${fdtimage}\0"
> > 
> >   /* The rest of the configuration is shared */
> >   #include <configs/socfpga_common.h>
> > diff --git a/include/configs/socfpga_cyclone5_socdk.h
> > b/include/configs/socfpga_cyclone5_socdk.h
> > index d7369ee..40a4f08 100644
> > --- a/include/configs/socfpga_cyclone5_socdk.h
> > +++ b/include/configs/socfpga_cyclone5_socdk.h
> > @@ -100,7 +100,10 @@
> >   		"sf read ${fdt_addr} ${qspifdtaddr}
> > ${fdtimagesize};\0" \
> >   	"qspiboot=setenv bootargs " CONFIG_BOOTARGS \
> >   		" root=${qspiroot} rw
> > rootfstype=${qspirootfstype};"\
> > -		"bootm ${loadaddr} - ${fdt_addr}\0"
> > +		"bootm ${loadaddr} - ${fdt_addr}\0" \
> > +	"usbload=usb reset;" \
> > +		"fatload usb 0 ${loadaddr} ${bootimage};" \
> > +		"fatload usb 0 ${fdt_addr} ${fdtimage}\0"
> 
> Again, please use the generic FS commands here, e.g. "load" instead
> of "fatload".

Oops, forget about the load. Let me fix this.

> 
> And doesn't it make sense to consolidate these common, identical
> commands into a common file (socfpga_common.h)?

Hmmm, currently there are all in board specific configuration as board
to board might have different configuration (e.g. some board might not
have USB).

Thanks
Chin Liang

> 
> Thanks,
> Stefan
>