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Message-Id: <20240915114311.75496-2-laurentiu.mihalcea@nxp.com>
Date: Sun, 15 Sep 2024 07:43:09 -0400
From: Laurentiu Mihalcea <laurentiumihalcea111@...il.com>
To: Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Shawn Guo <shawnguo@...nel.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
Liu Ying <victor.liu@....com>,
Sascha Hauer <s.hauer@...gutronix.de>,
Conor Dooley <conor+dt@...nel.org>
Cc: devicetree@...r.kernel.org,
imx@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v4 1/3] dt-bindings: reset: add schema for imx8ulp SIM reset
Add schema for imx8ulp's SIM reset controller.
Signed-off-by: Liu Ying <victor.liu@....com>
Signed-off-by: Laurentiu Mihalcea <laurentiu.mihalcea@....com>
---
.../reset/nxp,imx8ulp-avd-sim-reset.yaml | 58 +++++++++++++++++++
1 file changed, 58 insertions(+)
create mode 100644 Documentation/devicetree/bindings/reset/nxp,imx8ulp-avd-sim-reset.yaml
diff --git a/Documentation/devicetree/bindings/reset/nxp,imx8ulp-avd-sim-reset.yaml b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-avd-sim-reset.yaml
new file mode 100644
index 000000000000..f6797966fd35
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/nxp,imx8ulp-avd-sim-reset.yaml
@@ -0,0 +1,58 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/nxp,imx8ulp-avd-sim-reset.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: NXP i.MX8ULP System Integration Module Reset Controller
+
+maintainers:
+ - Liu Ying <victor.liu@....com>
+
+description:
+ Some instances of i.MX8ULP's SIM may offer control over the reset of some
+ components of a certain domain (example - AVD-SIM).
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - nxp,imx8ulp-avd-sim-reset
+ - const: syscon
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+ '#reset-cells':
+ const: 1
+
+ mux-controller:
+ $ref: /schemas/mux/reg-mux.yaml#
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - '#reset-cells'
+ - mux-controller
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/imx8ulp-clock.h>
+ syscon@...50000 {
+ compatible = "nxp,imx8ulp-avd-sim-reset", "syscon";
+ reg = <0x2da50000 0x38>;
+ clocks = <&pcc5 IMX8ULP_CLK_AVD_SIM>;
+ #reset-cells = <1>;
+
+ mux-controller {
+ compatible = "mmio-mux";
+ #mux-control-cells = <1>;
+ mux-reg-masks = <0x8 0x00000200>;
+ };
+ };
--
2.34.1
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