On 17 April 2017 at 09:43, Philipp Tomsich < philipp.toms...@theobroma-systems.com> wrote: > The original code for the clock clamping did not support going up to > half the module input frequency (even when clocking the module at > 99MHz), as a hard limit (of 48MHz) was used for the maximum bitrate. > > This rewrites the check to allow frequencies of up to half the SPI > module rate as bitrates and then clamps to whatever the DTS allows > as a maximum (board-specific) frequency. > > Signed-off-by: Philipp Tomsich <philipp.toms...@theobroma-systems.com> > > --- > > Changes in v3: > - change the top bitrate permissible (without generating a -EINVAL) > from 48MHz/MBit to half the input clockrate (i.e. 49.5MHz/MBit for > a 99MHz module input clock) > > Changes in v2: None > > drivers/spi/rk_spi.c | 9 ++++++++- > 1 file changed, 8 insertions(+), 1 deletion(-)
Acked-by: Simon Glass <s...@chromium.org> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
