Hi Eugeniy, On Wed, 2017-10-11 at 20:01 +0300, Eugeniy Paltsev wrote: > With current SDIO CIU clock frequency (12500000Hz) DW MMC > controller fails to initialize some SD cards (which don't > support slow mode). > > So increase SDIO CIU frequency from 12500000Hz to 50000000Hz by > switching from the default divisor value (div-by-8) to the > minimum possible value of the divisor (div-by-2) in HSDK platform > code. > > Reported-by: Vineet Gupta <vgu...@synopsys.com> > Tested-by: Vineet Gupta <vgu...@synopsys.com> > Signed-off-by: Eugeniy Paltsev <eugeniy.palt...@synopsys.com>
Given this change doesn't introduce any regressions or at least so far we only saw 1 card started to work (confirmed by Vineet) while cards we tried locally continue to work... Acked-by: Alexey Brodkin <abrod...@synopsys.com> _______________________________________________ linux-snps-arc mailing list linux-snps-arc@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-snps-arc
