On 5/25/20 5:36 PM, Simon Glass wrote: > Hi, > > On Mon, 25 May 2020 at 04:35, Marek Vasut <[email protected]> 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.
