lkml.org 
[lkml]   [2022]   [Nov]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] arch/arm64/boot/dts/marvell: add optee FW definitions
Date
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.

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 | 11 +++++++++++
arch/arm64/boot/dts/marvell/armada-ap80x.dtsi | 13 +++++++++++++
2 files changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
index df152c72276b..c7a5a25826ea 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 {
@@ -531,5 +536,11 @@ armada-3700-rwtm {
mboxes = <&rwtm 0>;
status = "okay";
};
+
+ optee {
+ compatible = "linaro,optee-tz";
+ method = "smc";
+ status = "okay";
+ };
};
};
diff --git a/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi b/arch/arm64/boot/dts/marvell/armada-ap80x.dtsi
index a06a0a889c43..abf373b39463 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 {
@@ -461,4 +466,12 @@ map3_emerg: map3-emerg {
};
};
};
+
+ firmware {
+ optee {
+ compatible = "linaro,optee-tz";
+ method = "smc";
+ status = "okay";
+ };
+ };
};
--
2.25.1
\
 
 \ /
  Last update: 2022-11-09 15:32    [W:0.049 / U:2.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site