Messages in this thread | | | Date | Tue, 8 Sep 2015 16:18:58 -0700 | From | Bjorn Andersson <> | Subject | Re: [PATCH] soc: qcom: smem: Move RPM message ram out of smem DT node |
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On Tue 08 Sep 15:20 PDT 2015, Stephen Boyd wrote:
> SMEM is a software construct built on top of a DDR carveout and > sometimes a device memory called RPM message ram. Having the RPM > message ram in the smem DT node's reg property leads to the smem > node being located in different places depending on if the > message ram is being used or not. Let's add a qcom specific > property, qcom,rpm-msg-ram, and point to the device memory from > the SMEM node via a phandle. This allows us to always have the > SMEM node at the root of the DT regardless of whether it's using > the message ram or not. >
Based on the codeaurora limit of 99 aux-mem regions I figured this had to be more generic. But I think this makes sense and we can easily extend it with other specific regions (if we ever find any of those other 98 supported aux-mems).
Can you update the dt binding document as well?
Regards, Bjorn
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