[PATCH 1/5] dt-bindings: timer: atmel,at91sam9260-pit: convert to yaml

Claudiu.Beznea at microchip.com Claudiu.Beznea at microchip.com
Thu May 25 21:45:15 PDT 2023


On 25.05.2023 20:10, Conor Dooley wrote:
> On Thu, May 25, 2023 at 03:55:58PM +0300, Claudiu Beznea wrote:
>> Convert Atmel PIT to YAML. Along with it clock binding has been added as
>> the driver enables it to ensure proper hardware functionality.
>>
>> Signed-off-by: Claudiu Beznea <claudiu.beznea at microchip.com>
>> ---
>>  .../devicetree/bindings/arm/atmel-sysregs.txt |  6 ---
>>  .../bindings/timer/atmel,at91sam9260-pit.yaml | 51 +++++++++++++++++++
>>  2 files changed, 51 insertions(+), 6 deletions(-)
>>  create mode 100644 Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml
>>
>> diff --git a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
>> index 67a66bf74895..7024839c5da2 100644
>> --- a/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
>> +++ b/Documentation/devicetree/bindings/arm/atmel-sysregs.txt
>> @@ -4,12 +4,6 @@ Chipid required properties:
>>  - compatible: Should be "atmel,sama5d2-chipid" or "microchip,sama7g5-chipid"
>>  - reg : Should contain registers location and length
>>  
>> -PIT Timer required properties:
>> -- compatible: Should be "atmel,at91sam9260-pit"
>> -- reg: Should contain registers location and length
>> -- interrupts: Should contain interrupt for the PIT which is the IRQ line
>> -  shared across all System Controller members.
>> -
>>  PIT64B Timer required properties:
>>  - compatible: Should be "microchip,sam9x60-pit64b"
>>  - reg: Should contain registers location and length
>> diff --git a/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml b/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml
>> new file mode 100644
>> index 000000000000..f304cd68acd5
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.yaml
>> @@ -0,0 +1,51 @@
>> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
>> +%YAML 1.2
>> +---
>> +$id: http://devicetree.org/schemas/timer/atmel,at91sam9260-pit.yaml#
>> +$schema: http://devicetree.org/meta-schemas/core.yaml#
>> +
>> +title: Atmel Periodic Interval Timer (PIT)
>> +
>> +maintainers:
>> +  - Claudiu Beznea <claudiu.beznea at microchip.com>
>> +
>> +description:
>> +  Atmel periodic interval timer provides the operating system’s scheduler
>> +  interrupt. It is designed to offer maximum accuracy and efficient management,
>> +  even for systems with long response time.
>> +
>> +properties:
>> +  compatible:
>> +    const: atmel,at91sam9260-pit
>> +
>> +  reg:
>> +    maxItems: 1
>> +
>> +  interrupts:
>> +    description:
>> +      Contain interrupt for the PIT which is the IRQ line shared across all
>> +      System Controller members.
>> +    maxItems: 1
>> +
>> +  clocks:
>> +    maxItems: 1
>> +
>> +required:
>> +  - compatible
>> +  - reg
>> +  - interrupts
>> +  - clocks
>> +
>> +additionalProperties: false
>> +
>> +examples:
>> +  - |
>> +    #include <dt-bindings/clock/at91.h>
>> +
>> +    pit: timer at fffffe40 {
>> +        compatible = "atmel,at91sam9260-pit";
>> +        reg = <0xfffffe40 0x10>;
>> +        interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
> make dt_binding_check W=1 -j 30 DT_SCHEMA_FILES=atmel,at91sam9260-pit.yaml
>   LINT    Documentation/devicetree/bindings
>   DTEX    Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.example.dts
>   CHKDT   Documentation/devicetree/bindings/processed-schema.json
>   SCHEMA  Documentation/devicetree/bindings/processed-schema.json
>   DTC_CHK Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.example.dtb
> Error: Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.example.dts:26.29-30 syntax error
> FATAL ERROR: Unable to parse input tree
> make[1]: *** [scripts/Makefile.lib:419: Documentation/devicetree/bindings/timer/atmel,at91sam9260-pit.example.dtb] Error 1
> make: *** [Makefile:1512: dt_binding_check] Error 2
> 
> Think you're missing the header for IRQ_TYPE_LEVEL_HIGH
> 

Well, I messed this series... I had the impression I've tested all these.
Sorry for the noise.


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