On 29 March 2017 at 13:20, Philipp Tomsich <philipp.toms...@theobroma-systems.com> wrote: > The RK3399 hangs during DMA of the Designware MMC controller, when > performing DMA-based transactions in SPL due to the DDR security settings > left behind by the BootROM (i.e. accesses to the first MB of DRAM are > restricted... however, the DMA is likely to target this first MB, as it > transfers from/to the stack). > > System security is not affected, as the final security configuration is > performed by the ATF, which is executed after the SPL stage. > > With this fix in place, we can now drop 'fifo-mode' in the DTS for the > RK3399-Q7 (Puma). > > Signed-off-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com> > > --- > > Changes in v3: > - replaces the work-around (i.e. falling back to fifo-mode in SPL) with > a permanent fix > > arch/arm/mach-rockchip/rk3399-board-spl.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+)
Acked-by: Simon Glass <s...@chromium.org> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
