Re: 2017-06-20-netbsd-raspi-earmv6hf.img

[mlelstv%serpens.de@localhost (Michael van Elst)]

jmcneill%invisible.ca@localhost (Jared McNeill) writes:

>On Thu, 22 Jun 2017, John Klos wrote:

>> Considering that many cards work fine at SDR50 speeds in both GNU/Linux and 
>> NetBSD, I'd say this is a card issue, not an unsupported-by-Pi issue.

>Are you sure Linux uses SDR50 mode? The latest driver in raspberrypi/linux 
>doesn't advertise any UHS or 1.8V signaling capabilities (and I don't 
>recall seeing support in the previous 7 or so iterations of the driver either):

>https://github.com/raspberrypi/linux/blob/rpi-4.9.y/drivers/mmc/host/sdhci-iproc.c#L189


https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=75464


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                                Michael van Elst
Internet: mlelstv%serpens.de@localhost
                                "A potential Snark may lurk in every tree."