Re: [PATCH] arm64: dts: marvell: add optee FW definitions
From: Gregory CLEMENT
Date: Sun Nov 27 2022 - 19:11:00 EST
<kostap@xxxxxxxxxxx> writes:
> From: Konstantin Porotchkin <kostap@xxxxxxxxxxx>
>
> 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@xxxxxxxxxxx>
> Cc: Andrew Lunn <andrew@xxxxxxx>
> Cc: Gregory Clement <gregory.clement@xxxxxxxxxxx>
> Cc: Sebastian Hesselbarth <sebastian.hesselbarth@xxxxxxxxx>
> ---
> 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