On Wed, Jul 20, 2016 at 04:17:45PM +0200, Wadim Egorov wrote: > Signed-off-by: Wadim Egorov <w.egorov@xxxxxxxxx> > --- > Documentation/boards/rk3288.rst | 57 ++++++++++++++++++++++++++++++ > Documentation/boards/rk3288/phytec-som.rst | 24 +++++++++++++ > 2 files changed, 81 insertions(+) > create mode 100644 Documentation/boards/rk3288.rst > create mode 100644 Documentation/boards/rk3288/phytec-som.rst > > diff --git a/Documentation/boards/rk3288.rst b/Documentation/boards/rk3288.rst > new file mode 100644 > index 0000000..3acca74 > --- /dev/null > +++ b/Documentation/boards/rk3288.rst > @@ -0,0 +1,57 @@ > +Rockchip RK3288 > +=============== > + > +The RK3288 SoC has a two stage boot process. The booting is completed in two > +consecutive stages. The binary for the 1st stage is referred to as the > +Secondary Program Loader (SPL). The binary for the 2nd stage is simply referred to > +as barebox. > +SPL is a non-interactive loader and is only used to boot the 2nd stage loader. > + > +At this moment barebox can only be used as a 2nd stage bootloader. > +Starting barebox requires another bootloader which will do the very basic > +SDRAM initialization for us. We can use the u-boot for that. Do you plan to add SPL support for barebox aswell? From what I see in the U-Boot source code the Rockchip SoCs seem to be of the nicer SoCs which do not require that much and complicated setup. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
