Am Montag, 13. Juni 2016, 16:04:30 schrieb Douglas Anderson: > Some SD/eMMC PHYs (like the PHY from Arasan that is designed to work > with arasan,sdhci-5.1) need to know the card clock frequency in order to > function properly. Physically in a SoC this clock is exported from the > SDHCI IP block to the PHY IP block and the PHY needs to know the speed. > Let's export the SDHCI card clock using a standard device tree mechanism > so that the PHY can get access to it and query the card clock frequency. > > Signed-off-by: Douglas Anderson <dianders at chromium.org> > Acked-by: Rob Herring <robh at kernel.org> Doug and me talked about how to solve this beforehand, so obviously I'm in favour of doing it like this :-) Reviewed-by: Heiko Stuebner <heiko at sntech.de>
