Re: [PATCH v3 2/3] soc: dt-bindings: add loongson-2 pm

From: Krzysztof Kozlowski
Date: Fri Jun 16 2023 - 04:04:21 EST


On 15/06/2023 11:17, Yinbo Zhu wrote:
> Add the Loongson-2 SoC Power Management Controller binding with DT
> schema format using json-schema.
>
> Signed-off-by: Yinbo Zhu <zhuyinbo@xxxxxxxxxxx>
> ---
> .../soc/loongson/loongson,ls2k-pmc.yaml | 53 +++++++++++++++++++
> MAINTAINERS | 6 +++
> 2 files changed, 59 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml
>
> diff --git a/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml b/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml
> new file mode 100644
> index 000000000000..32499bd10f8c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/loongson/loongson,ls2k-pmc.yaml
> @@ -0,0 +1,53 @@
> +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/soc/loongson/loongson,ls2k-pmc.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Loongson-2 Power Manager controller
> +
> +maintainers:
> + - Yinbo Zhu <zhuyinbo@xxxxxxxxxxx>
> +
> +properties:
> + compatible:
> + oneOf:

Drop oneOf, you don't have here many choices.

> + - items:
> + - enum:
> + - loongson,ls2k1000-pmc
> + - loongson,ls2k0500-pmc
> + - const: syscon
> +
> + reg:
> + maxItems: 1
> +
> + interrupts:
> + maxItems: 1
> +
> + suspend-address:
> + $ref: /schemas/types.yaml#/definitions/uint32
> + description:
> + The "suspend-address" is a deep sleep state (Suspend To RAM)
> + firmware entry address which was jumped from kernel and it's
> + value was dependent on specific platform firmware code. In
> + addition, the PM need according to it to indicate that current
> + SoC whether support Suspend To RAM.
> +
> +required:
> + - compatible
> + - reg
> + - interrupts
> +
> +additionalProperties: false
> +
> +examples:
> + - |
> + #include <dt-bindings/interrupt-controller/irq.h>
> +
> + pmc: pm@1fe27000 {

Node name: system-controller or power-pamanagement

With these two:

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>

Best regards,
Krzysztof