On 10:00-20231103, Wadim Egorov wrote: > Hi Nishanth, > > Am 03.11.23 um 01:17 schrieb Nishanth Menon: > > On 13:12-20231102, Garrett Giordano wrote: > > > Communication between the R5F subsystem and Linux takes place using DMA > > > memory regions and mailboxes. Here we add DT nodes for the memory > > > regions and mailboxes to facilitate communication between the R5 > > > clusters and Linux as remoteproc will fail to start if no memory > > > regions or mailboxes are provided. > > > > > > Fixes: c48ac0efe6d7 ("arm64: dts: ti: Add support for phyBOARD-Electra-AM642") > > is this fixes? Sounds more or less like rproc support is added in? > > I would say it is also a fix, as the R5 cores are enabled by default at the > SoC level devicetree and also require mboxes & memory regions to be > configured. The docs mention both as mandatory. > > Otherwise, we will encounter errors such as > > platform 78000000.r5f: device does not have reserved memory regions, ret = > -22 > Please repost this, for some reason, the patch[1] does not appear[2] in the archives and b4 drops out. [1] https://lore.kernel.org/all/5effa700-480b-4030-8335-304ebc4444b7@xxxxxxxxx/ [2] https://lore.kernel.org/all/20231102201216.3771589-1-ggiordano@xxxxxxxxxx/ -- Regards, Nishanth Menon Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3 1A34 DDB5 849D 1736 249D