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SubjectRe: [PATCH 1/3] dt-bindings: watchdog: sama5d4-wdt: convert to yaml
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On 27/05/2021 at 12:01, Eugen Hristev wrote:
> Convert the old txt binding to yaml format.
>
> Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>

Series queued on at91-dt for 5.14. Will be sent to arm-soc soon.
Thanks, best regards,
Nicolas

> ---
> .../bindings/watchdog/atmel,sama5d4-wdt.yaml | 73 +++++++++++++++++++
> .../bindings/watchdog/atmel-sama5d4-wdt.txt | 34 ---------
> 2 files changed, 73 insertions(+), 34 deletions(-)
> create mode 100644 Documentation/devicetree/bindings/watchdog/atmel,sama5d4-wdt.yaml
> delete mode 100644 Documentation/devicetree/bindings/watchdog/atmel-sama5d4-wdt.txt
>
> diff --git a/Documentation/devicetree/bindings/watchdog/atmel,sama5d4-wdt.yaml b/Documentation/devicetree/bindings/watchdog/atmel,sama5d4-wdt.yaml
> new file mode 100644
> index 000000000000..0d0ab81da040
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/watchdog/atmel,sama5d4-wdt.yaml
> @@ -0,0 +1,73 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/watchdog/atmel,sama5d4-wdt.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Atmel SAMA5D4 Watchdog Timer (WDT) Controller
> +
> +maintainers:
> + - Eugen Hristev <eugen.hristev@microchip.com>
> +
> +allOf:
> + - $ref: "watchdog.yaml#"
> +
> +properties:
> + compatible:
> + enum:
> + - atmel,sama5d4-wdt
> + - microchip,sam9x60-wdt
> +
> + reg:
> + maxItems: 1
> +
> + atmel,watchdog-type:
> + $ref: /schemas/types.yaml#/definitions/string
> + description: should be hardware or software.
> + oneOf:
> + - description:
> + Enable watchdog fault reset. A watchdog fault triggers
> + watchdog reset.
> + const: hardware
> + - description:
> + Enable watchdog fault interrupt. A watchdog fault asserts
> + watchdog interrupt.
> + const: software
> + default: hardware
> +
> + atmel,idle-halt:
> + $ref: /schemas/types.yaml#/definitions/flag
> + description: |
> + present if you want to stop the watchdog when the CPU is in idle state.
> + CAUTION: This property should be used with care, it actually makes the
> + watchdog not counting when the CPU is in idle state, therefore the
> + watchdog reset time depends on mean CPU usage and will not reset at all
> + if the CPU stop working while it is in idle state, which is probably
> + not what you want.
> +
> + atmel,dbg-halt:
> + $ref: /schemas/types.yaml#/definitions/flag
> + description: |
> + present if you want to stop the watchdog when the CPU is in debug state.
> +
> +required:
> + - compatible
> + - reg
> +
> +unevaluatedProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> +
> + watchdog@fc068640 {
> + compatible = "atmel,sama5d4-wdt";
> + reg = <0xfc068640 0x10>;
> + interrupts = <4 IRQ_TYPE_LEVEL_HIGH 5>;
> + timeout-sec = <10>;
> + atmel,watchdog-type = "hardware";
> + atmel,dbg-halt;
> + atmel,idle-halt;
> + };
> +
> +...
> diff --git a/Documentation/devicetree/bindings/watchdog/atmel-sama5d4-wdt.txt b/Documentation/devicetree/bindings/watchdog/atmel-sama5d4-wdt.txt
> deleted file mode 100644
> index 44727fcc2729..000000000000
> --- a/Documentation/devicetree/bindings/watchdog/atmel-sama5d4-wdt.txt
> +++ /dev/null
> @@ -1,34 +0,0 @@
> -* Atmel SAMA5D4 Watchdog Timer (WDT) Controller
> -
> -Required properties:
> -- compatible: "atmel,sama5d4-wdt" or "microchip,sam9x60-wdt"
> -- reg: base physical address and length of memory mapped region.
> -
> -Optional properties:
> -- timeout-sec: watchdog timeout value (in seconds).
> -- interrupts: interrupt number to the CPU.
> -- atmel,watchdog-type: should be "hardware" or "software".
> - "hardware": enable watchdog fault reset. A watchdog fault triggers
> - watchdog reset.
> - "software": enable watchdog fault interrupt. A watchdog fault asserts
> - watchdog interrupt.
> -- atmel,idle-halt: present if you want to stop the watchdog when the CPU is
> - in idle state.
> - CAUTION: This property should be used with care, it actually makes the
> - watchdog not counting when the CPU is in idle state, therefore the
> - watchdog reset time depends on mean CPU usage and will not reset at all
> - if the CPU stop working while it is in idle state, which is probably
> - not what you want.
> -- atmel,dbg-halt: present if you want to stop the watchdog when the CPU is
> - in debug state.
> -
> -Example:
> - watchdog@fc068640 {
> - compatible = "atmel,sama5d4-wdt";
> - reg = <0xfc068640 0x10>;
> - interrupts = <4 IRQ_TYPE_LEVEL_HIGH 5>;
> - timeout-sec = <10>;
> - atmel,watchdog-type = "hardware";
> - atmel,dbg-halt;
> - atmel,idle-halt;
> - };
>


--
Nicolas Ferre

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