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From:   Dilip Kota <eswara.kota@linux.intel.com>
To:     robh@kernel.org, p.zabel@pengutronix.de,
        devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Cc:     cheol.yong.kim@intel.com, chuanhua.lei@linux.intel.com,
        qi-ming.wu@intel.com, Dilip Kota <eswara.kota@linux.intel.com>
Subject: [PATCH v2 1/2] dt-bindings: reset: Add YAML schemas for the Intel Reset controller
Date:   Fri, 23 Aug 2019 13:28:34 +0800
Message-Id: <42039170811f798b8edc66bf85166aefe7dbc903.1566531960.git.eswara.kota@linux.intel.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Add YAML schemas for the reset controller on Intel
Lightening Mountain (LGM) SoC.

Signed-off-by: Dilip Kota <eswara.kota@linux.intel.com>
---
Changes on v2:
    Address review comments
      Update the compatible property definition
      Add description for reset-cells
      Add 'additionalProperties: false' property
		
 .../bindings/reset/intel,syscon-reset.yaml         | 53 ++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/reset/intel,syscon-reset.yaml

diff --git a/Documentation/devicetree/bindings/reset/intel,syscon-reset.yaml b/Documentation/devicetree/bindings/reset/intel,syscon-reset.yaml
new file mode 100644
index 000000000000..3403a967190a
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/intel,syscon-reset.yaml
@@ -0,0 +1,53 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/intel,syscon-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Intel Lightening Mountain SoC System Reset Controller
+
+maintainers:
+  - Dilip Kota <eswara.kota@linux.intel.com>
+
+properties:
+  compatible:
+    items:
+      - const: intel,rcu-lgm
+      - const: syscon
+
+  reg:
+    description: Reset controller register base address and size
+
+  intel,global-reset:
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    description: Global reset register offset and bit offset.
+
+  "#reset-cells":
+    const: 2
+    description: |
+      The 1st cell is the register offset.
+      The 2nd cell is the bit offset in the register.
+
+required:
+  - compatible
+  - reg
+  - intel,global-reset
+  - "#reset-cells"
+
+additionalProperties: false
+
+examples:
+  - |
+    rcu0: reset-controller@00000000 {
+        compatible = "intel,rcu-lgm", "syscon";
+        reg = <0x000000 0x80000>;
+        intel,global-reset = <0x10 30>;
+        #reset-cells = <2>;
+    };
+
+    pcie_phy0: pciephy@... {
+        ...
+        /* address offset: 0x10, bit offset: 12 */
+        resets = <&rcu0 0x10 12>;
+        ...
+    };
-- 
2.11.0