Hi Everyone, Does anyone know any good methods or tips for finding out? Reagards, BBBW User A. 2021年2月18日木曜日 16:10:53 UTC+9 ha ppay:
> > Hi Everyone. > I'm collecting information to get even faster boot times, > I have 2 questions. > It is written that it is possible to boot from MMC (8bit mode) (18.1.1 > MMCHS Features) using MMC mode with TRM of am335x. > - Clock support > -96-MHz functional clock source input > -up to 384Mbit/sec (48MByte/sec) in MMC mode 8-bit data transfer > -up to 192Mbit/sec (24MByte/sec) in High-Speed SD mode 4-bit data > transfer > -up to 24Mbit/sec (3MByte/sec) in Default SD mode 1-bit data transfer > > Also, the SD_CON register DW8 Field has a flag for it. > I expect this setting to start up much faster. > In BBB, how do I set it to 8bit mode and how do I set the frequency to > 384Mbit / sec (is it mmc_clk/clock-div in Devicetree?)? > > Regards, > BBB User A. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/4ab0562f-2ad0-4cc5-9a71-8eee50f1a3aan%40googlegroups.com.
