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Bug#845422: [PATCH] Please add BCM2835 MMC driver for Raspberry Pi 3



Hi,

On Thu, 05 Jan 2017 03:53:54 +0000 Ben Hutchings <ben@decadent.org.uk> wrote:
> Control: tag -1 upstream
> 
> On Wed, 2016-11-23 at 09:43 +0100, Michael Stapelberg wrote:
> [...]
> > However, when trying to boot linux-image-4.8.0-1-arm64 version 4.8.5-1, I
> > noticed that the kernel can’t find any block devices (and hence no root file
> > system). This is because the bcm2835-sdhost MMC driver has not actually made it
> > into Linux 4.8; it is still under review:
> > https://www.spinics.net/lists/arm-kernel/msg513433.html
> [...]
> 
> As this is still the case, we won't add the driver yet.  Please let us
> know when it is accepted upstream, and we can consider backporting that
> version for stretch.
> 
> Besides which, we already enable the sdhci-iproc driver which should
> also work on the RPi 3.

Looks like the driver has been upstreamed since 4.12 and is used by
default for the SD card in DT. 4.9 from Debian stable boots on RPi2
for me, but 4.12 from testing and sid does not, since it does not
detect the SD card. Please add CONFIG_MMC_BCM2835=m to 4.12+.

-- Sebastian

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