linux-kernel - [PATCH v2 1/2] dt-bindings: edac: Add cadence ddr mc support

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Message-ID: <20200406085404.3983-2-dkangude@cadence.com>
Date:   Mon, 6 Apr 2020 10:54:03 +0200
From:   Dhananjay Kangude <dkangude@...ence.com>
To:     <linux-edac@...r.kernel.org>
CC:     <bp@...en8.de>, <mchehab@...nel.org>, <tony.luck@...el.com>,
        <james.morse@....com>, <linux-kernel@...r.kernel.org>,
        <mparab@...ence.com>, <robh+dt@...nel.org>,
        <devicetree@...r.kernel.org>,
        Dhananjay Kangude <dkangude@...ence.com>
Subject: [PATCH v2 1/2] dt-bindings: edac: Add cadence ddr mc support

Add documentation for cadence ddr memory controller EDAC DTS bindings

Signed-off-by: Dhananjay Kangude <dkangude@...ence.com>
---
 .../devicetree/bindings/cdns,ddr-edac.yaml         |   47 ++++++++++++++++++++
 1 files changed, 47 insertions(+), 0 deletions(-)
 create mode 100644 Documentation/devicetree/bindings/cdns,ddr-edac.yaml

diff --git a/Documentation/devicetree/bindings/cdns,ddr-edac.yaml b/Documentation/devicetree/bindings/cdns,ddr-edac.yaml
new file mode 100644
index 0000000..30ea757
--- /dev/null
+++ b/Documentation/devicetree/bindings/cdns,ddr-edac.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/edac/cdns,ddr-edac.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Cadence DDR IP with ECC support (EDAC)
+
+description:
+  This binding describes the Cadence DDR/LPDDR IP with ECC feature enabled
+  to detect and correct CE/UE errors.
+
+maintainers:
+  - Dhananjay Kangdue <dkangude@...ence.com>
+
+properties:
+  compatible:
+    enum:
+      - cdns,ddr4-mc
+
+  reg:
+    minItems: 1
+    maxItems: 2
+    items:
+      - description:
+          Register block of DDR/LPDDR apb registers up to mapped area.
+          Mapped area contains the register set for memory controller,
+          phy and PI module register set doesn't part of this mapping.
+
+  interrupts:
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+
+additionalProperties: false
+
+examples:
+  - |
+    edac: edac@...00000 {
+        compatible = "cdns,ddr4-mc-edac";
+        reg = <0xfd100000 0x4000>;
+        interrupts = <0x00 0x01 0x04>;
+    };
+...
-- 
1.7.1