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* [PATCH] arch/arm64/boot/dts/marvell: add optee FW definitions
@ 2022-11-09 14:30 kostap
  2022-11-09 14:34 ` Krzysztof Kozlowski
  0 siblings, 1 reply; 2+ messages in thread
From: kostap @ 2022-11-09 14:30 UTC (permalink / raw)
  To: linux-arm-kernel, devicetree, linux-kernel
  Cc: Krzysztof Kozlowski, Rob Herring, Stefan Chulski, Nadav Haklai,
	Konstantin Porotchkin, Andrew Lunn, Gregory Clement,
	Sebastian Hesselbarth

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


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2022-11-09 14:30 [PATCH] arch/arm64/boot/dts/marvell: add optee FW definitions kostap
2022-11-09 14:34 ` Krzysztof Kozlowski

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