On Friday 23 April 2010 01:55:11 Thomas Chou wrote: > On 04/23/2010 12:04 PM, Thomas Chou wrote: > >> it's too bad the new framework doesnt allow for dynamic probing like > >> the spi layer. makes it a pain to work with a SPI/MMC card that can have > >> the CS changed on the fly. > > Second thought. > With generic mmc framework, we can instance multiple mmc devices. Then > we can probe one of them when we want.
i dont think that's a scalable solution. what if you have multiple spi busses or 10's of GPIO CS's ? only way to scale is to have a new subcommand so people can do it themselves. a simple CONFIG_CMD_MMC_SPI command which forwards along calls to mmc_spi_init() on the fly would work. -mike
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