On 28-9-2010 11:34, zhangfei gao wrote: > > Just curious how to get 400000, which is slowest speed for > initializaion, is this OK for all card? > Hi Zhangfei, It looks as if you missed another thread about f_min recently? See: https://patchwork.kernel.org/patch/177932/ This was in response to complaints about 400 Khz being too high for some ... platforms But note that 400 Khz is the highest possible speed to initialize an SD card, Hein Tibosch -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html