On Tue, May 21, 2024 at 09:59:00AM +0200, Krzysztof Kozlowski wrote:
> 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?
Sorry! which one doesn't make sense? I suppose not "unevaluatedProperties".
Frank
>
> > +
> > +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
>
