arm64: dts: fvp: Fix ITS node names and #msi-cells

The GIC ITS nodes in the fastmodel DTS files were not fully binding
compliant.

Use one of the allowed node names, also add the required #msi-cells
property for the older model.

Link: https://lore.kernel.org/r/20200513103016.130417-12-andre.przywara@arm.com
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>

diff --git a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi
index 906f519..e4a3c7d 100644 (file)
--- a/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi
+++ b/arch/arm64/boot/dts/arm/foundation-v8-gicv3.dtsi
@@ -19,9 +19,10 @@
                        <0x0 0x2c02f000 0x0 0x2000>;
                interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
 
-               its: its@2f020000 {
+               its: msi-controller@2f020000 {
                        compatible = "arm,gic-v3-its";
                        msi-controller;
+                       #msi-cells = <1>;
                        reg = <0x20000 0x20000>;
                };
        };

diff --git a/arch/arm64/boot/dts/arm/fvp-base-revc.dts b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
index 66381d8..0cf96ce 100644 (file)
--- a/arch/arm64/boot/dts/arm/fvp-base-revc.dts
+++ b/arch/arm64/boot/dts/arm/fvp-base-revc.dts
@@ -126,7 +126,7 @@
                      <0x0 0x2c02f000 0 0x2000>;        // GICV
                interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
 
-               its: its@2f020000 {
+               its: msi-controller@2f020000 {
                        #msi-cells = <1>;
                        compatible = "arm,gic-v3-its";
                        reg = <0x0 0x2f020000 0x0 0x20000>; // GITS