linux-kernel - [PATCH 03/14] dt-bindings: reset: Add reset controller for i.MX8QM and i.MX8QXP

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Message-Id: <20250131-8qxp_camera-v1-3-319402ab606a@nxp.com>
Date: Fri, 31 Jan 2025 16:33:48 -0500
From: Frank Li <Frank.Li@....com>
To: Vinod Koul <vkoul@...nel.org>, 
 Kishon Vijay Abraham I <kishon@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Philipp Zabel <p.zabel@...gutronix.de>, 
 Laurent Pinchart <laurent.pinchart@...asonboard.com>, 
 Mauro Carvalho Chehab <mchehab@...nel.org>, 
 Rui Miguel Silva <rmfrfs@...il.com>, Martin Kepplinger <martink@...teo.de>, 
 Purism Kernel Team <kernel@...i.sm>
Cc: linux-phy@...ts.infradead.org, devicetree@...r.kernel.org, 
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, 
 linux-kernel@...r.kernel.org, linux-media@...r.kernel.org, 
 "Guoniu.zhou" <guoniu.zhou@....com>, Robby Cai <robby.cai@....com>, 
 Robert Chiras <robert.chiras@....com>, Frank Li <Frank.Li@....com>
Subject: [PATCH 03/14] dt-bindings: reset: Add reset controller for i.MX8QM
 and i.MX8QXP

Add binding doc for reset controller of i.MX8QM and i.MX8QXP, which use
System Controller Firmware(SCU) reset some peripherals, such as CSI.

Signed-off-by: Frank Li <Frank.Li@....com>
---
 .../devicetree/bindings/reset/fsl,imx-scu.yaml     | 35 ++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/Documentation/devicetree/bindings/reset/fsl,imx-scu.yaml b/Documentation/devicetree/bindings/reset/fsl,imx-scu.yaml
new file mode 100644
index 0000000000000..6046df8723262
--- /dev/null
+++ b/Documentation/devicetree/bindings/reset/fsl,imx-scu.yaml
@@ -0,0 +1,35 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/reset/fsl,imx-scu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX8 SCU Reset
+
+maintainers:
+  - Frank Li <Frank.Li@....com>
+
+description:
+  i.MX8QM and i.MX8QXP System Controller Firmware(SCU) provide reset for
+  some peripheral.
+
+properties:
+  compatible:
+    enum:
+      - fsl,imx-scu-reset
+
+  '#reset-cells':
+    const: 1
+
+required:
+  - compatible
+  - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    reset-controller {
+        compatible = "fsl,imx-scu-reset";
+        #reset-cells = <1>;
+    };

-- 
2.34.1