linux-kernel - Re: [PATCH v2 1/8] dt-bindings: dma: dma40: Prefer to pass sram through phandle

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Message-ID: <168261718864.3210243.12337547291845541745.robh@kernel.org>
Date:   Thu, 27 Apr 2023 12:39:49 -0500
From:   Rob Herring <robh@...nel.org>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     devicetree@...r.kernel.org,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Rob Herring <robh+dt@...nel.org>, dmaengine@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 1/8] dt-bindings: dma: dma40: Prefer to pass sram
 through phandle


On Thu, 27 Apr 2023 14:09:56 +0200, Linus Walleij wrote:
> Extend the DMA40 bindings so that we can pass two SRAM
> segments as phandles instead of directly referring to the
> memory address in the second reg cell. This enables more
> granular control over the SRAM, and adds the optiona LCLA
> SRAM segment as well.
> 
> Deprecate the old way of passing LCPA as a second reg cell,
> make sram compulsory.
> 
> Signed-off-by: Linus Walleij <linus.walleij@...aro.org>
> ---
> ChangeLog v1->v2:
> - Enumerate phandles using inner and outer maxItems as specified
>   by Rob.
> - Drop quotes around reference.
> ---
>  .../devicetree/bindings/dma/stericsson,dma40.yaml  | 36 +++++++++++++++++-----
>  1 file changed, 28 insertions(+), 8 deletions(-)
> 

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