On 7/6/20 6:41 PM, Alistair Francis wrote: > On Sun, Jul 5, 2020 at 3:08 PM Philippe Mathieu-Daudé <f4bug@xxxxxxxxx> wrote: >> >> I tried to maintain the SPI mode because it is useful in >> tiny embedded devices, and thought it would be helpful for >> the AVR MCUs. >> As AVR was blocked, I thought it was wise to deprecate the >> SPI mode as users are interested in the faster MMC mode. >> Today Thomas surprised me by posting an update of it! >> https://www.mail-archive.com/qemu-devel@xxxxxxxxxx/msg720089.html >> >> I'm still posting this as RFC to discuss, but I'm reconsiderating >> keeping this mode a bit more. > > I think it's worth keeping. > > I'm pretty sure the HiFive Unleashed (sifive_u in QEMU) uses SD over > SPI. There isn't an upstream model but I think there are out of tree > patches that hopefully one day will make it upstream. Glad to hear that! :) > > Alistair > >> >> Philippe Mathieu-Daudé (2): >> hw/sd/ssi-sd: Deprecate the SPI to SD card 'adapter' >> hw/sd/sdcard: Deprecate the SPI mode >> >> docs/system/deprecated.rst | 10 ++++++++++ >> 1 file changed, 10 insertions(+) >> >> -- >> 2.21.3 >> >> >
