Am Mittwoch, 15. Juni 2016, 09:37:51 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 in order to function > properly. Let's add the ability to expose this clock. Any PHY that > needs to know the clock rate can add a reference and query the clock > rate. > > At the moment we register a CLK_GET_RATE_NOCACHE clock that simply > allows querying the clock. This allows us to be less intrusive with > regards to the main SDHCI driver, which has complex logic for adjusting > the SD clock. Right now we always fully power cycle the PHY when the > clock changes and that gives the PHY a good chance to query our clock. > > Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx> for me this looks very nice implementation-wise and I also didn't spot glaring things, so Reviewed-by: Heiko Stuebner <heiko@xxxxxxxxx> and as states in the original series, on a rk3399-evb Tested-by: Heiko Stuebner <heiko@xxxxxxxxx> -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
