[U-Boot] [PATCH 1/9] ARM: socfpga: Description on FPGA bitstream type and file name for Arria 10

Chee, Tien Fong
2018-11-23T09:19:24Z

On Wed, 2018-11-21 at 15:11 +0100, Marek Vasut wrote:
> On 11/21/2018 11:41 AM, tien.fong.chee at intel.com wrote:
> >
> > From: Tien Fong Chee <tien.fong.chee@intel.com>
> >
> > This patch adds description on properties about file name used for
> > both
> > peripheral bitstream and core bitstream.
> >
> > Signed-off-by: Tien Fong Chee <tien.fong.chee@intel.com>
> > ---
> >  .../fpga/altera-socfpga-a10-fpga-mgr.txt           |    6 ++++++
> >  1 files changed, 6 insertions(+), 0 deletions(-)
> >
> > diff --git a/doc/device-tree-bindings/fpga/altera-socfpga-a10-fpga-
> > mgr.txt b/doc/device-tree-bindings/fpga/altera-socfpga-a10-fpga-
> > mgr.txt
> > index 2fd8e7a..010322a 100644
> > --- a/doc/device-tree-bindings/fpga/altera-socfpga-a10-fpga-mgr.txt
> > +++ b/doc/device-tree-bindings/fpga/altera-socfpga-a10-fpga-mgr.txt
> > @@ -7,6 +7,10 @@ Required properties:
> >                 - The second index is for writing FPGA
> > configuration data.
> >  - resets     : Phandle and reset specifier for the device's reset.
> >  - clocks     : Clocks used by the device.
> > +- altr,bitstream_periph : File name for FPGA peripheral raw binary
> > which is used
> > +   to initialize FPGA IOs, PLL, IO48 and
> > DDR.
> > +- altr,bitstream_core : File name for core raw binary which
> > contains FPGA design
> > + which is used to program FPGA CRAM and
> > ERAM.
> bitstream- instead of bitstream_
Noted.
>
> btw can we get something that works with full bitstream too ?
This patchset actually support the full bitstream too, unfortunately it
is blocked by hardware MPFE issue. The patchset for the MPFE workaround
would come after this patchset. I would advice to use the early IO
release method for the sake of performance.

For details of issue, you can read the from the link https://github.com
/altera-opensource/u-boot-socfpga/commits/socfpga_v2014.10_arria10_brin
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>
> >
> >  Example:
> >
> > @@ -16,4 +20,6 @@ Example:
> >          0xffcfe400 0x20>;
> >   clocks = <&l4_mp_clk>;
> >   resets = <&rst FPGAMGR_RESET>;
> > + altr,bitstream_periph =
> > "ghrd_10as066n2.periph.rbf.mkimage";
> > + altr,bitstream_core =
> > "ghrd_10as066n2.core.rbf.mkimage";
> >   };
> >
>