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From:   Gregory CLEMENT <gregory.clement@bootlin.com>
To:     kostap@marvell.com, linux-arm-kernel@lists.infradead.org,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Stefan Chulski <stefanc@marvell.com>,
        Nadav Haklai <nadavh@marvell.com>,
        Konstantin Porotchkin <kostap@marvell.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Subject: Re: [PATCH] arm64: dts: marvell: add optee FW definitions
In-Reply-To: <20221109150743.1444103-1-kostap@marvell.com>
References: <20221109150743.1444103-1-kostap@marvell.com>
Date:   Mon, 28 Nov 2022 01:10:51 +0100
Message-ID: <87o7ss7xbo.fsf@BL-laptop>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

<kostap@marvell.com> writes:

> From: Konstantin Porotchkin <kostap@marvell.com>
>
> Add reserved memory and ARM firmware definitions for optee
> memory region in Marvell Armada SoCs to avoid protected memory
> access.
>

Applied on mvebu/dt64

Thanks,

Gregory

> Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
> Cc: Andrew Lunn <andrew@lunn.ch>
> Cc: Gregory Clement <gregory.clement@bootlin.com>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
> ---
>  arch/arm64/boot/dts/marvell/armada-37xx.dtsi  | 5 +++++
>  arch/arm64/boot/dts/marvell/armada-ap80x.dtsi | 5 +++++
>  2 files changed, 10 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
> index df152c72276b..e300145ad1a6 100644
> --- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
> @@ -35,6 +35,11 @@ psci-area@4000000 {
>  			reg = <0 0x4000000 0 0x200000>;
>  			no-map;
>  		};
> +
> +		tee@4400000 {
> +			reg = <0 0x4400000 0 0x1000000>;
> +			no-map;
> +		};
>  	};
>  
>  	cpus {
> diff --git a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
> index a06a0a889c43..4e6d29ad32eb 100644
> --- a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
> +++ b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
> @@ -41,6 +41,11 @@ psci-area@4000000 {
>  			reg = <0x0 0x4000000 0x0 0x200000>;
>  			no-map;
>  		};
> +
> +		tee@4400000 {
> +			reg = <0 0x4400000 0 0x1000000>;
> +			no-map;
> +		};
>  	};
>  
>  	AP_NAME {
> -- 
> 2.25.1
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com