linux-kernel - Re: [PATCH v2 1/1] arm64: dts: marvell: armada-ap806: reserve PSCI area

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Message-ID: <2c42946c-8bc1-d4cf-b6af-da54aba61c94@gmx.de>
Date:   Sun, 20 Jan 2019 15:14:05 +0100
From:   Heinrich Schuchardt <xypron.glpk@....de>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org
Cc:     Gregory CLEMENT <gregory.clement@...tlin.com>,
        Jason Cooper <jason@...edaemon.net>,
        Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/1] arm64: dts: marvell: armada-ap806: reserve PSCI
 area

On 1/10/19 12:04 PM, Gregory CLEMENT wrote:
> Hi Heinrich,
>  
>  On ven., déc. 21 2018, Heinrich Schuchardt <xypron.glpk@....de> wrote:
> 
>> The memory area [0x4000000-0x4200000[ is occupied by the PSCI firmware. Any
>> attempt to access it from Linux leads to an immediate crash.
>>
>> So let's make the same memory reservation as the vendor kernel.
>>
>> Signed-off-by: Heinrich Schuchardt <xypron.glpk@....de>
> 
> 
> Applied on mvebu/fixes
> 
> I added a comment about the use with a mainline /U-Boot
> 
> Thanks,
> 
> Gregory
> 
> 


Hello Greg,

please, consider

arm64: dts: marvell: armada-ap806: reserve PSCI area
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.0-rc2&id=132ac39cffbcfed80ada38ef0fc6d34d95da7be6

for backporting to v4.19.

This patch is needed to run Linux on the MACCHIATObin and other boards.

Best regards

Heinrich