Hi Marek, On Mon, 25 May 2020 at 09:56, Marek Vasut <ma...@denx.de> wrote: > > On 5/25/20 5:48 PM, Simon Glass wrote: > > Hi Marek, > > > > On Mon, 25 May 2020 at 09:43, Marek Vasut <ma...@denx.de> wrote: > >> > >> On 5/25/20 5:36 PM, Simon Glass wrote: > >>> Hi, > >>> > >>> On Mon, 25 May 2020 at 04:35, Marek Vasut <ma...@denx.de> wrote: > >>>> > >>>> On 5/25/20 10:44 AM, Jagan Teki wrote: > >>>>> SPL has a foot-print constraint, so fully switching a particular > >>>>> subsystem like SPI or SPI Flash to DM would increase the size of it. > >>>>> > >>>>> Possible areas to look at are (assume SPL_DM supported) > >>>>> 1) platdata > >>>>> 2) implement board or platform specific spl device driver which > >>>>> bypassed the actual framework ex: spl_spi_sunxi.c > >>>>> > >>>>> Do we have any other solutions? or any arguments on above step 2? > >>>> > >>>> SPL does not need to support DM until the size problem is solved. > >>> > >>> I don't think the problem will ever be 'solved'. It is an ongoing battle. > >>> > >>> But as it happens I've just sent a proposal for tiny-dm that I think will > >>> help. > >>> > >>> Jagan, which board are you trying to convert? If you are trying to > >>> convert SPI flash, I think we need to remove the legacy code first. > >> > >> If you want a board which boots from SPI NOR and has some 14k or so > >> limit on SPL, any of the R-Car Gen2 boards fit the bill. > > > > Thanks...do you have a link to one? > > https://elinux.org/R-Car/Boards/U-Boot-Gen2
I mean a link to buy one...if not too expensive. The links on those pages all go nowhere. Digikey lists it as a 'non-stock' item. > > > Also was there a 64-bit board that had to run 64-bit SPL? I think I > > remember you mentioning it. > > You can build SPL for R-Car Gen3 boards. Regards, Simon