Hi Arnd, i hope it's okay if i answer.
> Arnd Bergmann <a...@arndb.de> hat am 24. März 2017 um 23:25 geschrieben: > > > On Tue, Mar 21, 2017 at 8:39 PM, Eric Anholt <e...@anholt.net> wrote: > > Linux 4.11-rc1 (2017-03-05 12:59:56 -0800) > > > > are available in the git repository at: > > > > git://github.com/anholt/linux tags/bcm2835-dt-next-2017-03-21 > > > > for you to fetch changes up to 7f31a955a0c34de0463f7ff50b2bd62a5cce4204: > > > > ARM: dts: bcm2835: add sdhost controller to devicetree (2017-03-17 > > 17:35:50 -0700) > > > > ---------------------------------------------------------------- > > This pull request brings in the DT nodes for enabling HDMI audio on > > Raspberry Pi, and nodes to describe the DSI and SDHOST hardware > > modules (which are still disabled by default). > > Just a quick question: how do you plan to switch between the SD host > drivers? If I understand this right, there are two working hardware blocks > that can connect to the same slot. Do you have to configure this in > device tree using hardwired pinctrl settings, or can the user pick > one of the drivers at runtime? via device tree The relevant changes [1] hasn't been merged yet. [1] - http://marc.info/?l=linux-mmc&m=148896494931931&w=2 > > Arnd