[PATCH linux dev-5.4] ARM: dts: aspeed: rainier: Add host FSI description

[Joel Stanley]

This adds the description of the Power CPUs that are attached to the
BMC.

Without this userspace will see the '/dev/scom66' style layout.

Signed-off-by: Joel Stanley <joel at jms.id.au>
---
 arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts | 82 ++++++++++++++++++++
 1 file changed, 82 insertions(+)

diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
index dad5233efba3..e1d931a0907b 100644
--- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
+++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts
@@ -72,6 +72,88 @@
 	status = "okay";
 };
 
+&fsim0 {
+	status = "okay";
+
+	#address-cells = <2>;
+	#size-cells = <0>;
+
+	cfam at 0,0 {
+		reg = <0 0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		chip-id = <0>;
+
+		scom at 1000 {
+			compatible = "ibm,fsi2pib";
+			reg = <0x1000 0x400>;
+		};
+
+		sbefifo at 2400 {
+			compatible = "ibm,p9-sbefifo";
+			reg = <0x2400 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			fsi_occ0: occ {
+				compatible = "ibm,p9-occ";
+			};
+		};
+
+		fsi_hub0: hub at 3400 {
+			compatible = "fsi-master-hub";
+			reg = <0x3400 0x400>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			no-scan-on-init;
+		};
+	};
+};
+
+&fsi_hub0 {
+	cfam at 1,0 {
+		reg = <1 0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+		chip-id = <1>;
+
+		scom at 1000 {
+			compatible = "ibm,fsi2pib";
+			reg = <0x1000 0x400>;
+		};
+
+		sbefifo at 2400 {
+			compatible = "ibm,p9-sbefifo";
+			reg = <0x2400 0x400>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			fsi_occ1: occ {
+				compatible = "ibm,p9-occ";
+			};
+		};
+
+		fsi_hub1: hub at 3400 {
+			compatible = "fsi-master-hub";
+			reg = <0x3400 0x400>;
+			#address-cells = <2>;
+			#size-cells = <0>;
+
+			no-scan-on-init;
+		};
+	};
+};
+
+/* Legacy OCC numbering (to get rid of when userspace is fixed) */
+&fsi_occ0 {
+	reg = <1>;
+};
+
+&fsi_occ1 {
+	reg = <2>;
+};
+
 &ibt {
 	status = "okay";
 };
-- 
2.24.0