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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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