[PATCH v7 4/7] dt-bindings: clock: imx: Add documentation for i.MXRT1050 clock

From: Jesse Taube <mr.bossman075@gmail•com>
To: linux-imx@nxp•com
Cc: mturquette@baylibre•com, sboyd@kernel•org, robh+dt@kernel•org,
	shawnguo@kernel•org, s.hauer@pengutronix•de,
	kernel@pengutronix•de, festevam@gmail•com,
	ulf.hansson@linaro•org, aisheng.dong@nxp•com, stefan@agner•ch,
	linus.walleij@linaro•org, gregkh@linuxfoundation•org,
	arnd@arndb•de, olof@lixom•net, soc@kernel•org,
	linux@armlinux•org.uk, abel.vesa@nxp•com,
	adrian.hunter@intel•com, jirislaby@kernel•org,
	giulio.benetti@benettiengineering•com,
	nobuhiro1.iwamatsu@toshiba•co.jp, Mr.Bossman075@gmail•com,
	linux-clk@vger•kernel.org, devicetree@vger•kernel.org,
	linux-arm-kernel@lists•infradead.org,
	linux-kernel@vger•kernel.org, linux-mmc@vger•kernel.org,
	linux-gpio@vger•kernel.org, linux-serial@vger•kernel.org,
	Jesse Taube <mr.bossman075@gmail•com>
Subject: [PATCH v7 4/7] dt-bindings: clock: imx: Add documentation for i.MXRT1050 clock
Date: Mon,  3 Jan 2022 18:39:45 -0500	[thread overview]
Message-ID: <20220103233948.198119-5-Mr.Bossman075@gmail.com> (raw)
In-Reply-To: <20220103233948.198119-1-Mr.Bossman075@gmail.com>

From: Jesse Taube <mr.bossman075@gmail•com>

Add DT binding documentation for i.MXRT1050 clock driver.

Cc: Giulio Benetti <giulio.benetti@benettiengineering•com>
Signed-off-by: Jesse Taube <Mr.Bossman075@gmail•com>
---
V1->V2:
* Replace macros with values
V2->V3:
* Remove anatop
* Use lpuart not gpt
* include imxrt1050-clock.h
* 2 space tabs to 4
* Remove oneOf enum
* Change maxItems to 2
V3->V4:
* Nothing done
V4->V5:
* Remove extra newline
* Rename ccm to clock-controller
* Change minItems to const
* Change minItems to description
* Rename file to add 1050
* Change commit description to just 1050
V5->V6:
* Add maxItems for clocks description
V6->V7:
* Nothing done
---
 .../bindings/clock/imxrt1050-clock.yaml       | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml

diff --git a/Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml b/Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml
new file mode 100644
index 000000000000..35fd08c143f4
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/imxrt1050-clock.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/imxrt1050-clock.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Clock bindings for Freescale i.MXRT
+
+maintainers:
+  - Giulio Benetti <giulio.benetti@benettiengineering•com>
+  - Jesse Taube <Mr.Bossman075@gmail•com>
+
+description: |
+  The clock consumer should specify the desired clock by having the clock
+  ID in its "clocks" phandle cell. See include/dt-bindings/clock/imxrt*-clock.h
+  for the full list of i.MXRT clock IDs.
+
+properties:
+  compatible:
+    const: fsl,imxrt1050-ccm
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 2
+
+  clocks:
+    description: 24m osc
+    maxItems: 1
+
+  clock-names:
+    const: osc
+
+  '#clock-cells':
+    const: 1
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - '#clock-cells'
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/imxrt1050-clock.h>
+
+    clks: clock-controller@400fc000 {
+        compatible = "fsl,imxrt1050-ccm";
+        reg = <0x400fc000 0x4000>;
+        interrupts = <95>, <96>;
+        clocks = <&osc>;
+        clock-names = "osc";
+        #clock-cells = <1>;
+    };
+
+    lpuart1: serial@40184000 {
+        compatible = "fsl,imxrt1050-lpuart";
+        reg = <0x40184000 0x4000>;
+        interrupts = <20>;
+        clocks = <&clks IMXRT1050_CLK_LPUART1>;
+        clock-names = "ipg";
+    };
-- 
2.34.1


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