From: Anson Huang <Anson.Huang@nxp.com>
To: wim@linux-watchdog.org, linux@roeck-us.net, robh+dt@kernel.org,
shawnguo@kernel.org, s.hauer@pengutronix.de,
kernel@pengutronix.de, festevam@gmail.com,
linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Cc: Linux-imx@nxp.com
Subject: [PATCH V2 2/2] dt-bindings: watchdog: Convert i.MX7ULP to json-schema
Date: Wed, 15 Apr 2020 08:40:11 +0800 [thread overview]
Message-ID: <1586911211-1141-2-git-send-email-Anson.Huang@nxp.com> (raw)
In-Reply-To: <1586911211-1141-1-git-send-email-Anson.Huang@nxp.com>
Convert the i.MX7ULP watchdog binding to DT schema format using json-schema.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
Changes since V1:
- Add 'timeout-sec' property to avoid build error.
---
.../bindings/watchdog/fsl-imx7ulp-wdt.txt | 22 --------
.../bindings/watchdog/fsl-imx7ulp-wdt.yaml | 65 ++++++++++++++++++++++
2 files changed, 65 insertions(+), 22 deletions(-)
delete mode 100644 Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt
create mode 100644 Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml
diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt
deleted file mode 100644
index f902508..0000000
--- a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.txt
+++ /dev/null
@@ -1,22 +0,0 @@
-* Freescale i.MX7ULP Watchdog Timer (WDT) Controller
-
-Required properties:
-- compatible : Should be "fsl,imx7ulp-wdt"
-- reg : Should contain WDT registers location and length
-- interrupts : Should contain WDT interrupt
-- clocks: Should contain a phandle pointing to the gated peripheral clock.
-
-Optional properties:
-- timeout-sec : Contains the watchdog timeout in seconds
-
-Examples:
-
-wdog1: watchdog@403d0000 {
- compatible = "fsl,imx7ulp-wdt";
- reg = <0x403d0000 0x10000>;
- interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&pcc2 IMX7ULP_CLK_WDG1>;
- assigned-clocks = <&pcc2 IMX7ULP_CLK_WDG1>;
- assigned-clocks-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>;
- timeout-sec = <40>;
-};
diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml
new file mode 100644
index 0000000..86b4d93
--- /dev/null
+++ b/Documentation/devicetree/bindings/watchdog/fsl-imx7ulp-wdt.yaml
@@ -0,0 +1,65 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/watchdog/fsl-imx7ulp-wdt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale i.MX7ULP Watchdog Timer (WDT) Controller
+
+maintainers:
+ - Anson Huang <Anson.Huang@nxp.com>
+
+allOf:
+ - $ref: "watchdog.yaml#"
+
+properties:
+ compatible:
+ enum:
+ - fsl,imx7ulp-wdt
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ clocks:
+ description: |
+ Watchdog's clock source.
+ maxItems: 1
+
+ assigned-clocks:
+ maxItems: 1
+
+ assigned-clocks-parents:
+ maxItems: 1
+
+ timeout-sec:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description: |
+ Contains the watchdog timeout in seconds.
+
+required:
+ - compatible
+ - interrupts
+ - reg
+ - clocks
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/imx7ulp-clock.h>
+
+ wdog1: watchdog@403d0000 {
+ compatible = "fsl,imx7ulp-wdt";
+ reg = <0x403d0000 0x10000>;
+ interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&pcc2 IMX7ULP_CLK_WDG1>;
+ assigned-clocks = <&pcc2 IMX7ULP_CLK_WDG1>;
+ assigned-clocks-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>;
+ timeout-sec = <40>;
+ };
+
+...
--
2.7.4
next prev parent reply other threads:[~2020-04-15 0:48 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-15 0:40 [PATCH V2 1/2] dt-bindings: watchdog: Convert i.MX to json-schema Anson Huang
2020-04-15 0:40 ` Anson Huang [this message]
2020-04-20 21:27 ` [PATCH V2 2/2] dt-bindings: watchdog: Convert i.MX7ULP " Rob Herring
2020-05-12 3:10 ` Aisheng Dong
2020-04-20 21:29 ` [PATCH V2 1/2] dt-bindings: watchdog: Convert i.MX " Rob Herring
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