From: Tirumalesh Chalamarla <tchalama...@cavium.com>

The PCIe host controller uses MSIs provided by GICv3 ITS. Enable it on
Thunder SoCs by adding an entry to DT.

Signed-off-by: Tirumalesh Chalamarla <tchalama...@cavium.com>
Acked-by: Marc Zyngier <marc.zyng...@arm.com>
---
 arch/arm64/boot/dts/cavium/thunder-88xx.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi 
b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
index d8c0bdc..9cb7cf9 100644
--- a/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
+++ b/arch/arm64/boot/dts/cavium/thunder-88xx.dtsi
@@ -376,10 +376,19 @@
                gic0: interrupt-controller@8010,00000000 {
                        compatible = "arm,gic-v3";
                        #interrupt-cells = <3>;
+                       #address-cells = <2>;
+                       #size-cells = <2>;
+                       ranges;
                        interrupt-controller;
                        reg = <0x8010 0x00000000 0x0 0x010000>, /* GICD */
                              <0x8010 0x80000000 0x0 0x600000>; /* GICR */
                        interrupts = <1 9 0xf04>;
+
+                       its: gic-its@8010,00020000 {
+                               compatible = "arm,gic-v3-its";
+                               msi-controller;
+                               reg = <0x8010 0x20000 0x0 0x200000>;
+                       };
                };
 
                uaa0: serial@87e0,24000000 {
-- 
2.1.0

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