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* [PATCH] arm64: dts: st: OP-TEE async notif on PPI 15 for stm32mp25
@ 2024-05-21  8:01 Pascal Paillet
  2024-06-05  7:12 ` Alexandre TORGUE
  0 siblings, 1 reply; 2+ messages in thread
From: Pascal Paillet @ 2024-05-21  8:01 UTC (permalink / raw)
  To: Rob Herring, Krzysztof Kozlowski, Conor Dooley, Maxime Coquelin,
	Alexandre Torgue, devicetree, linux-stm32, linux-arm-kernel,
	linux-kernel
  Cc: p.paillet

From: Etienne Carriere <etienne.carriere@foss.st.com>

Define GIC PPI 15 (aka GIC interrupt line 31) for OP-TEE asynchronous
notification.

Signed-off-by: Etienne Carriere <etienne.carriere@foss.st.com>
Signed-off-by: Pascal Paillet <p.paillet@foss.st.com>
---
 arch/arm64/boot/dts/st/stm32mp251.dtsi | 4 +++-
 arch/arm64/boot/dts/st/stm32mp253.dtsi | 4 ++++
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 4b48e4ed2d28..d0e10dda96b6 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -51,9 +51,11 @@ clk_rcbsec: clk-rcbsec {
 	};
 
 	firmware {
-		optee {
+		optee: optee {
 			compatible = "linaro,optee-tz";
 			method = "smc";
+			interrupt-parent = <&intc>;
+			interrupts = <GIC_PPI 15 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
 		};
 
 		scmi {
diff --git a/arch/arm64/boot/dts/st/stm32mp253.dtsi b/arch/arm64/boot/dts/st/stm32mp253.dtsi
index 029f88981961..69001f924d17 100644
--- a/arch/arm64/boot/dts/st/stm32mp253.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp253.dtsi
@@ -28,3 +28,7 @@ timer {
 			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
 	};
 };
+
+&optee {
+	interrupts = <GIC_PPI 15 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
+};
-- 
2.34.1


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