linux-kernel - Re: [PATCH v2 2/4] dt-bindings: soc: smem: Make indirection optional

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Message-ID: <YV4S+nwUAtiqu1RI@robh.at.kernel.org>
Date:   Wed, 6 Oct 2021 16:19:54 -0500
From:   Rob Herring <robh@...nel.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Deepak Kumar Singh <deesin@...eaurora.org>,
        Andy Gross <agross@...nel.org>, devicetree@...r.kernel.org,
        Chris Lew <clew@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>
Subject: Re: [PATCH v2 2/4] dt-bindings: soc: smem: Make indirection optional

On Thu, 30 Sep 2021 11:21:09 -0700, Bjorn Andersson wrote:
> In the olden days the Qualcomm shared memory (SMEM) region consisted of
> multiple chunks of memory, so SMEM was described as a standalone node
> with references to its various memory regions.
> 
> But practically all modern Qualcomm platforms has a single reserved memory
> region used for SMEM. So rather than having to use two nodes to describe
> the one SMEM region, update the binding to allow the reserved-memory
> region alone to describe SMEM.
> 
> The olden format is preserved as valid, as this is widely used already.
> 
> Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
> ---
> 
> Changes since v1:
> - None
> 
>  .../bindings/soc/qcom/qcom,smem.yaml          | 34 ++++++++++++++++---
>  1 file changed, 30 insertions(+), 4 deletions(-)
> 

Reviewed-by: Rob Herring <robh@...nel.org>