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From: Tanmay Shah <tanmay.shah@amd.com>
To: <andersson@kernel.org>, <mathieu.poirier@linaro.org>,
	<robh+dt@kernel.org>, <krzysztof.kozlowski+dt@linaro.org>,
	<conor+dt@kernel.org>, <michal.simek@amd.com>, <ben.levinsky@amd.com>,
	<tanmay.shah@amd.com>
CC: <linux-remoteproc@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH 1/3] dt-bindings: remoteproc: add Versal platform support
Date: Fri, 15 Mar 2024 14:15:31 -0700
Message-ID: <20240315211533.1996543-2-tanmay.shah@amd.com>
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AMD-Xilinx Versal platform is successor of ZynqMP platform. Real-time
Processor Unit R5 cluster IP on Versal is same as of ZynqMP Platform.
Only difference is power-domains ID needed by power management firmware.
Hence, keeping the compatible property same as of zynqmp node.

Signed-off-by: Tanmay Shah <tanmay.shah@amd.com>
---
 .../remoteproc/xlnx,zynqmp-r5fss.yaml         | 93 +++++++++++++++++++
 1 file changed, 93 insertions(+)

diff --git a/Documentation/devicetree/bindings/remoteproc/xlnx,zynqmp-r5fss.yaml b/Documentation/devicetree/bindings/remoteproc/xlnx,zynqmp-r5fss.yaml
index 629084a84ce6..711da0272250 100644
--- a/Documentation/devicetree/bindings/remoteproc/xlnx,zynqmp-r5fss.yaml
+++ b/Documentation/devicetree/bindings/remoteproc/xlnx,zynqmp-r5fss.yaml
@@ -293,4 +293,97 @@ examples:
             };
         };
     };
+
+  - |
+    // Versal Split mode configuration
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        remoteproc@ffe00000 {
+            compatible = "xlnx,zynqmp-r5fss";
+            xlnx,cluster-mode = <0>;
+
+            #address-cells = <2>;
+            #size-cells = <2>;
+            ranges = <0x0 0x0 0x0 0xffe00000 0x0 0x10000>,
+                     <0x0 0x20000 0x0 0xffe20000 0x0 0x10000>,
+                     <0x1 0x0 0x0 0xffe90000 0x0 0x10000>,
+                     <0x1 0x20000 0x0 0xffeb0000 0x0 0x10000>;
+
+            r5f@0 {
+                compatible = "xlnx,zynqmp-r5f";
+                reg = <0x0 0x0 0x0 0x10000>, <0x0 0x20000 0x0 0x10000>;
+                reg-names = "atcm0", "btcm0";
+                power-domains = <&versal_firmware 0x18110005>,
+                                <&versal_firmware 0x1831800b>,
+                                <&versal_firmware 0x1831800c>;
+                memory-region = <&rproc_0_fw_image>, <&rpu0vdev0buffer>,
+                                <&rpu0vdev0vring0>, <&rpu0vdev0vring1>;
+                mboxes = <&ipi_mailbox_rpu0 0>, <&ipi_mailbox_rpu0 1>;
+                mbox-names = "tx", "rx";
+            };
+
+            r5f@1 {
+                compatible = "xlnx,zynqmp-r5f";
+                reg = <0x1 0x0 0x0 0x10000>, <0x1 0x20000 0x0 0x10000>;
+                reg-names = "atcm0", "btcm0";
+                power-domains = <&versal_firmware 0x18110006>,
+                                <&versal_firmware 0x1831800d>,
+                                <&versal_firmware 0x1831800e>;
+                memory-region = <&rproc_1_fw_image>, <&rpu1vdev0buffer>,
+                                <&rpu1vdev0vring0>, <&rpu1vdev0vring1>;
+                mboxes = <&ipi_mailbox_rpu1 0>, <&ipi_mailbox_rpu1 1>;
+                mbox-names = "tx", "rx";
+            };
+        };
+    };
+
+  - |
+    // Versal Lockstep configuration
+    soc {
+        #address-cells = <2>;
+        #size-cells = <2>;
+
+        remoteproc@ffe00000 {
+            compatible = "xlnx,zynqmp-r5fss";
+            xlnx,cluster-mode = <1>;
+
+            #address-cells = <2>;
+            #size-cells = <2>;
+            ranges = <0x0 0x0 0x0 0xffe00000 0x0 0x20000>,
+                     <0x0 0x20000 0x0 0xffe20000 0x0 0x20000>;
+
+            r5f@0 {
+                compatible = "xlnx,zynqmp-r5f";
+                reg = <0x0 0x0 0x0 0x10000>,
+                      <0x0 0x20000 0x0 0x10000>,
+                      <0x0 0x10000 0x0 0x10000>,
+                      <0x0 0x30000 0x0 0x10000>;
+                reg-names = "atcm0", "btcm0", "atcm1", "btcm1";
+                power-domains = <&versal_firmware 0x18110005>,
+                                <&versal_firmware 0x1831800b>,
+                                <&versal_firmware 0x1831800c>,
+                                <&versal_firmware 0x1831800d>,
+                                <&versal_firmware 0x1831800e>;
+                memory-region = <&rproc_0_fw_image>, <&rpu0vdev0buffer>,
+                                <&rpu0vdev0vring0>, <&rpu0vdev0vring1>;
+                mboxes = <&ipi_mailbox_rpu0 0>, <&ipi_mailbox_rpu0 1>;
+                mbox-names = "tx", "rx";
+            };
+
+            r5f@1 {
+                compatible = "xlnx,zynqmp-r5f";
+                reg = <0x1 0x0 0x0 0x10000>, <0x1 0x20000 0x0 0x10000>;
+                reg-names = "atcm0", "btcm0";
+                power-domains = <&versal_firmware 0x18110006>,
+                                <&versal_firmware 0x1831800d>,
+                                <&versal_firmware 0x1831800e>;
+                memory-region = <&rproc_1_fw_image>, <&rpu1vdev0buffer>,
+                                <&rpu1vdev0vring0>, <&rpu1vdev0vring1>;
+                mboxes = <&ipi_mailbox_rpu1 0>, <&ipi_mailbox_rpu1 1>;
+                mbox-names = "tx", "rx";
+            };
+        };
+    };
 ...
-- 
2.25.1