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SubjectRe: [PATCH 2/6] dt-bindings: ti,sci: Add lpm region and ti,lpm-firmware-name
On Thu, Apr 21, 2022 at 03:36:55PM -0500, Dave Gerlach wrote:
> Add documentation for the lpm region which tells the ti-sci driver where
> to load the FS Stub low power mode firmware and also the
> ti,lpm-firmware-name which tells the driver which binary to load. Both
> of these are optional for normal system operation but required to
> enabled suspend-to-mem usage of Deep Sleep state.
>
> Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
> ---
> .../bindings/arm/keystone/ti,sci.yaml | 21 +++++++++++++++----
> 1 file changed, 17 insertions(+), 4 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml b/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml
> index ec88aa88a2a0..31c783507cd0 100644
> --- a/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml
> +++ b/Documentation/devicetree/bindings/arm/keystone/ti,sci.yaml
> @@ -42,12 +42,19 @@ properties:
> - const: ti,am654-sci
>
> reg-names:
> - description: |
> - Specifies the debug messages memory mapped region that is optionally
> - made available from TI-SCI controller.
> - const: debug_messages
> + items:
> + - const: debug_messages
> + - const: lpm
> + minItems: 1
>
> reg:
> + items:
> + - description: |
> + Specifies the debug messages memory mapped region that is optionally
> + made available from TI-SCI controller.
> + - description: |
> + Specifies the lpm memory mapped region where the FS Stub low power
> + firmware is to be loaded.
> minItems: 1
>
> mbox-names:
> @@ -92,6 +99,12 @@ properties:
> type: object
> $ref: /schemas/reset/ti,sci-reset.yaml#
>
> + ti,lpm-firmware-name:

firmware-name

> + description: |
> + Name of binary of FS Stub low power firmware located on the
> + firmware search path.
> + $ref: /schemas/types.yaml#/definitions/string
> +
> required:
> - compatible
> - mbox-names
> --
> 2.35.0
>
>

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