Hi Ashutosh, On Thu, May 15, 2014 at 11:19:01AM +0530, Ashutosh Singh wrote: > I want to fixed the SDIO Operating Frequency to 25MHz for one of the > SDIO based Wifi module connected to Card slot. > How can i fixed it in my dtsi file. I am using iMX6 quard based custom board. Set the max-frequency property in the usdhc device node. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -- 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