linux-kernel - Re: [PATCH v2 1/2] arm64: dts: broadcom: clear the warnings caused by empty dma-ranges

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Message-ID: <c38cf11a-ed1d-d150-52fb-e3b4a0a30712@gmail.com>
Date:   Tue, 15 Dec 2020 07:41:00 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Bharat Gooty <bharat.gooty@...adcom.com>,
        Arnd Bergmann <arnd@...nel.org>
Cc:     Ray Jui <ray.jui@...adcom.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        Scott Branden <sbranden@...adcom.com>,
        Ray Jui <rjui@...adcom.com>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        bcm-kernel-feedback-list <bcm-kernel-feedback-list@...adcom.com>,
        Zhen Lei <thunder.leizhen@...wei.com>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 1/2] arm64: dts: broadcom: clear the warnings caused by
 empty dma-ranges



On 12/15/2020 5:19 AM, Bharat Gooty wrote:
> Since the IOMMU is disabled and DMA engine is on 32-bit bus, We can not
> give the complete DDR for the USB DMA.
> So restricting the usable DAM size to 4GB.

Thanks, can you make this a proper patch submission along with a Fixes:
tag that is:

Fixes: 2013a4b684b6 ("arm64: dts: broadcom: clear the warnings caused by
empty dma-ranges")
-- 
Florian