On 20/05/2024 23:46, Frank Li wrote:
> Convert dt-binding doc "rtc-fsl-ftm-alarm.txt" to yaml format.
>
> Change example's reg to 32bit address and length.
> Remove unrelated rcpm@1e34040 in example.
>
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
> ---
>
> Notes:
> make dt_binding_check DT_SCHEMA_FILES=rtc-fsl-ftm-alarm.yaml
> SCHEMA Documentation/devicetree/bindings/processed-schema.json
> CHKDT Documentation/devicetree/bindings
> LINT Documentation/devicetree/bindings
> DTEX Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.example.dts
> DTC_CHK Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.example.dtb
>
> .../bindings/rtc/rtc-fsl-ftm-alarm.txt | 36 -----------
> .../bindings/rtc/rtc-fsl-ftm-alarm.yaml | 61 +++++++++++++++++++
> 2 files changed, 61 insertions(+), 36 deletions(-)
> delete mode 100644 Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt
> create mode 100644 Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.yaml
>
> diff --git a/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt
> deleted file mode 100644
> index fffac74999da6..0000000000000
> --- a/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.txt
> +++ /dev/null
> @@ -1,36 +0,0 @@
> -Freescale FlexTimer Module (FTM) Alarm
> -
> -Required properties:
> -- compatible : Should be "fsl,<chip>-ftm-alarm", the
> - supported chips include
> - "fsl,ls1012a-ftm-alarm"
> - "fsl,ls1021a-ftm-alarm"
> - "fsl,ls1028a-ftm-alarm"
> - "fsl,ls1043a-ftm-alarm"
> - "fsl,ls1046a-ftm-alarm"
> - "fsl,ls1088a-ftm-alarm"
> - "fsl,ls208xa-ftm-alarm"
> - "fsl,lx2160a-ftm-alarm"
> -- reg : Specifies base physical address and size of the register sets for the
> - FlexTimer Module.
> -- interrupts : Should be the FlexTimer Module interrupt.
> -- fsl,rcpm-wakeup property and rcpm node : Please refer
> - Documentation/devicetree/bindings/soc/fsl/rcpm.txt
> -
> -Optional properties:
> -- big-endian: If the host controller is big-endian mode, specify this property.
> - The default endian mode is little-endian.
> -
> -Example:
> -rcpm: rcpm@1e34040 {
> - compatible = "fsl,ls1088a-rcpm", "fsl,qoriq-rcpm-2.1+";
> - reg = <0x0 0x1e34040 0x0 0x18>;
> - #fsl,rcpm-wakeup-cells = <6>;
> -};
> -
> -ftm_alarm0: timer@2800000 {
> - compatible = "fsl,ls1088a-ftm-alarm";
> - reg = <0x0 0x2800000 0x0 0x10000>;
> - fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0>;
> - interrupts = <0 44 4>;
> -};
> diff --git a/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.yaml b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.yaml
> new file mode 100644
> index 0000000000000..69b44e9920033
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/rtc/rtc-fsl-ftm-alarm.yaml
fsl,ls-ftm-alarm.yaml
or
fsl,ls1012a-ftm-alarm.yaml
> @@ -0,0 +1,61 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/rtc/rtc-fsl-ftm-alarm.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Freescale FlexTimer Module (FTM) Alarm
> +
> +maintainers:
> + - Frank Li <Frank.Li@xxxxxxx>
> +
> +properties:
> + compatible:
> + enum:
> + - fsl,ls1012a-ftm-alarm
> + - fsl,ls1021a-ftm-alarm
> + - fsl,ls1028a-ftm-alarm
> + - fsl,ls1043a-ftm-alarm
> + - fsl,ls1046a-ftm-alarm
> + - fsl,ls1088a-ftm-alarm
> + - fsl,ls208xa-ftm-alarm
> + - fsl,lx2160a-ftm-alarm
> +
> + reg:
> + description:
> + Specifies base physical address and size of the register sets for the
> + FlexTimer Module.
Drop description, redundant.
> + maxItems: 1
> +
> + interrupts:
> + description: Should be the FlexTimer Module interrupt.
Drop description, redundant.
> + maxItems: 1
> +
> + fsl,rcpm-wakeup:
> + $ref: /schemas/types.yaml#/definitions/phandle-array
Please describe the items (see syscon-like phandles).
> + description:
> + phandle to rcpm node, Please refer
> + documentation/devicetree/bindings/soc/fsl/rcpm.txt
> +
> + big-endian:
> + $ref: /schemas/types.yaml#/definitions/flag
> + description:
> + If the host controller is big-endian mode, specify this property.
> + The default endian mode is little-endian.
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> + - fsl,rcpm-wakeup
> +
Missing allOf with ref to rtc.yaml.
> +unevaluatedProperties: false
becauase otherwise above does not make much sense... unless this is not
a RTC?
> +
> +examples:
> + - |
> + timer@2800000 {
timer or rtc?
> + compatible = "fsl,ls1088a-ftm-alarm";
> + reg = <0x2800000 0x10000>;
> + fsl,rcpm-wakeup = <&rcpm 0x0 0x0 0x0 0x0 0x4000 0x0>;
> + interrupts = <0 44 4>;
Include proper header and use defines for GIC and flags.
> + };
Best regards,
Krzysztof
