[PATCH 10/12] arm64: dts: st: Add v2m to GIC node on stm32mp251

From: Antonio Borneo
Date: Fri Feb 16 2024 - 04:54:44 EST


From: Christian Bruel <christian.bruel@xxxxxxxxxxx>

The GIC of STM32MP25 includes v2m extension for PCIEe MSI support.

Add the v2m sub-node to the GIC interrupt controller and adapt the
other properties accordingly.

Signed-off-by: Christian Bruel <christian.bruel@xxxxxxxxxxx>
Signed-off-by: Antonio Borneo <antonio.borneo@xxxxxxxxxxx>
---
arch/arm64/boot/dts/st/stm32mp251.dtsi | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi
index 96859d098ef8..5c9095382cc7 100644
--- a/arch/arm64/boot/dts/st/stm32mp251.dtsi
+++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi
@@ -81,12 +81,20 @@ scmi_reset: protocol@16 {
intc: interrupt-controller@4ac00000 {
compatible = "arm,cortex-a7-gic";
#interrupt-cells = <3>;
- #address-cells = <1>;
+ #address-cells = <2>;
+ #size-cells = <2>;
interrupt-controller;
reg = <0x0 0x4ac10000 0x0 0x1000>,
<0x0 0x4ac20000 0x0 0x2000>,
<0x0 0x4ac40000 0x0 0x2000>,
<0x0 0x4ac60000 0x0 0x2000>;
+ ranges;
+
+ v2m0: v2m@48090000 {
+ compatible = "arm,gic-v2m-frame";
+ reg = <0x0 0x48090000 0x0 0x1000>;
+ msi-controller;
+ };
};

psci {
--
2.34.1