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Date: Wed, 2 Dec 2020 11:27:45 +0100 From: Nicolas Ferre <nicolas.ferre@...rochip.com> To: Claudiu Beznea <claudiu.beznea@...rochip.com>, <robh+dt@...nel.org>, <alexandre.belloni@...tlin.com>, <ludovic.desroches@...rochip.com> CC: <sandeepsheriker.mallikarjun@...rochip.com>, <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org> Subject: Re: [PATCH 2/2] ARM: dts: at91: sama5d2: map securam as device On 02/12/2020 at 10:57, Claudiu Beznea wrote: > Due to strobe signal not being propagated from CPU to securam > the securam needs to be mapped as device or strongly ordered memory > to work properly. Otherwise, updating to one offset may affect > the adjacent locations in securam. > > Fixes: d4ce5f44d4409 ("ARM: dts: at91: sama5d2: Add securam node") > Signed-off-by: Claudiu Beznea <claudiu.beznea@...rochip.com> Acked-by: Nicolas Ferre <nicolas.ferre@...rochip.com> > --- > arch/arm/boot/dts/sama5d2.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi > index 2ddc85dff8ce..6d399ac0385d 100644 > --- a/arch/arm/boot/dts/sama5d2.dtsi > +++ b/arch/arm/boot/dts/sama5d2.dtsi > @@ -656,6 +656,7 @@ > clocks = <&pmc PMC_TYPE_PERIPHERAL 51>; > #address-cells = <1>; > #size-cells = <1>; > + no-memory-wc; > ranges = <0 0xf8044000 0x1420>; > }; > > -- Nicolas Ferre
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