[PATCH 1/3] dt-bindings: reset: Document th1520 reset control
k.son at samsung.com
k.son at samsung.com
Mon Sep 11 19:49:12 PDT 2023
From: Kwanghoon Son <k.son at samsung.com>
Add documentation to describe th1520 reset device
Signed-off-by: Kwanghoon Son <k.son at samsung.com>
---
.../bindings/reset/thead,th1520-reset.yaml | 47 +++++++++++++++++++
include/dt-bindings/reset/th1520-reset.h | 9 ++++
2 files changed, 56 insertions(+)
create mode 100644 Documentation/devicetree/bindings/reset/thead,th1520-reset.yaml
create mode 100644 include/dt-bindings/reset/th1520-reset.h
diff --git a/Documentation/devicetree/bindings/reset/thead,th1520-reset.yaml b/Documentation/devicetree/bindings/reset/thead,th1520-reset.yaml
new file mode 100644
index 000000000000..6724a9ccdd55
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/thead,th1520-reset.yaml
@@ -0,0 +1,47 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/thead,th1520-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: T-HEAD th1520 SoC Reset Controller
+
+maintainers:
+ - Kwanghoon Son <k.son at samsung.com>
+
+allOf:
+ - $ref: /schemas/mfd/syscon.yaml#
+
+properties:
+ compatible:
+ items:
+ - const: thead,th1520-reset
+ - const: syscon
+
+ reg:
+ maxItems: 1
+
+ '#reset-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+ - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/reset/th1520-reset.h>
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ reset-controller at ffef014000 {
+ compatible = "thead,th1520-reset", "syscon";
+ reg = <0xff 0xef014000 0x0 0x1000>;
+ #reset-cells = <1>;
+ };
+ };
diff --git a/include/dt-bindings/reset/th1520-reset.h b/include/dt-bindings/reset/th1520-reset.h
new file mode 100644
index 000000000000..ec10751814e5
--- /dev/null
+++ b/include/dt-bindings/reset/th1520-reset.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+
+#ifndef DT_BINDING_RESET_TH1520_H
+#define DT_BINDING_RESET_TH1520_H
+
+#define TH1520_RESET_WDT0 0
+#define TH1520_RESET_WDT1 1
+
+#endif
--
2.34.1
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