From 3e39f7971d75cafe1c90dec60526ad45484657c0 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Sun, 11 Dec 2022 21:51:23 +0100 Subject: [PATCH] dt-bindings: rtc: m41t80: Convert text schema to YAML one Convert the m41t80 text schema to YAML schema. Add "#clock-cells" requirement, which is required by clock-output-names. Signed-off-by: Marek Vasut Reviewed-by: Krzysztof Kozlowski Link: https://lore.kernel.org/r/20221211205124.23823-1-marex@denx.de Signed-off-by: Alexandre Belloni --- .../devicetree/bindings/rtc/rtc-m41t80.txt | 39 ------------ .../devicetree/bindings/rtc/st,m41t80.yaml | 73 ++++++++++++++++++++++ 2 files changed, 73 insertions(+), 39 deletions(-) delete mode 100644 Documentation/devicetree/bindings/rtc/rtc-m41t80.txt create mode 100644 Documentation/devicetree/bindings/rtc/st,m41t80.yaml diff --git a/Documentation/devicetree/bindings/rtc/rtc-m41t80.txt b/Documentation/devicetree/bindings/rtc/rtc-m41t80.txt deleted file mode 100644 index cdd196b..0000000 --- a/Documentation/devicetree/bindings/rtc/rtc-m41t80.txt +++ /dev/null @@ -1,39 +0,0 @@ -ST M41T80 family of RTC and compatible - -Required properties: -- compatible: should be one of: - "st,m41t62", - "st,m41t65", - "st,m41t80", - "st,m41t81", - "st,m41t81s", - "st,m41t82", - "st,m41t83", - "st,m41t84", - "st,m41t85", - "st,m41t87", - "microcrystal,rv4162", -- reg: I2C bus address of the device - -Optional properties: -- interrupts: rtc alarm interrupt. -- clock-output-names: From common clock binding to override the default output - clock name -- wakeup-source: Enables wake up of host system on alarm - -Optional child node: -- clock: Provide this if the square wave pin is used as boot-enabled fixed clock. - -Example: - rtc@68 { - compatible = "st,m41t80"; - reg = <0x68>; - interrupt-parent = <&UIC0>; - interrupts = <0x9 0x8>; - - clock { - compatible = "fixed-clock"; - #clock-cells = <0>; - clock-frequency = <32768>; - }; - }; diff --git a/Documentation/devicetree/bindings/rtc/st,m41t80.yaml b/Documentation/devicetree/bindings/rtc/st,m41t80.yaml new file mode 100644 index 0000000..fc9c6da --- /dev/null +++ b/Documentation/devicetree/bindings/rtc/st,m41t80.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/rtc/st,m41t80.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: ST M41T80 family of RTC and compatible + +maintainers: + - Alexandre Belloni + +properties: + compatible: + enum: + - st,m41t62 + - st,m41t65 + - st,m41t80 + - st,m41t81 + - st,m41t81s + - st,m41t82 + - st,m41t83 + - st,m41t84 + - st,m41t85 + - st,m41t87 + - microcrystal,rv4162 + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + "#clock-cells": + const: 1 + + clock-output-names: + maxItems: 1 + description: From common clock binding to override the default output clock name. + + clock: + type: object + $ref: /schemas/clock/fixed-clock.yaml# + properties: + clock-frequency: + const: 32768 + +allOf: + - $ref: rtc.yaml + +unevaluatedProperties: false + +required: + - compatible + - reg + +examples: + - | + i2c { + #address-cells = <1>; + #size-cells = <0>; + rtc@68 { + compatible = "st,m41t80"; + reg = <0x68>; + interrupt-parent = <&UIC0>; + interrupts = <0x9 0x8>; + + clock { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <32768>; + }; + }; + }; -- 2.7.4