[PATCH 1/4] dt-bindings: reset: add schema for imx8ulp SIM reset

From: Laurentiu Mihalcea
Date: Thu May 16 2024 - 16:41:49 EST


From: Laurentiu Mihalcea <laurentiu.mihalcea@xxxxxxx>

Add schema for imx8ulp's SIM reset controller.

Signed-off-by: Liu Ying <victor.liu@xxxxxxx>
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@xxxxxxx>
---
.../bindings/reset/nxp,imx8ulp-sim-reset.yaml | 43 +++++++++++++++++++
1 file changed, 43 insertions(+)
create mode 100644 Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml

diff --git a/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml
new file mode 100644
index 000000000000..ec9a5c73e83c
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-sim-reset.yaml
@@ -0,0 +1,43 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/nxp,imx8ulp-sim-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX8ULP System Integration Module Reset Controller
+
+maintainers:
+ - Liu Ying <victor.liu@xxxxxxx>
+
+description: |
+ Some instances of i.MX8ULP's SIM may offer control over the
+ reset of some components of a certain domain (e.g: AVD-SIM).
+ As far as the DT is concerned, this means that the reset
+ controller needs to be a child of the SIM node.
+
+properties:
+ compatible:
+ const: nxp,imx8ulp-avd-sim-reset
+
+ '#reset-cells':
+ const: 1
+
+required:
+ - compatible
+ - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/imx8ulp-clock.h>
+ syscon@2da50000 {
+ compatible = "nxp,imx8ulp-avd-sim", "syscon";
+ reg = <0x2da50000 0x38>;
+ clocks = <&pcc5 IMX8ULP_CLK_AVD_SIM>;
+
+ reset-controller {
+ compatible = "nxp,imx8ulp-avd-sim-reset";
+ #reset-cells = <1>;
+ };
+ };
--
2.34.1