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SubjectRe: [PATCH v2 02/11] dt-bindings: i2c: npcm: support NPCM845
Hi Rob:

Thank you for your comment and it'll be addressed.

Rob Herring <robh@kernel.org> 於 2022年2月23日 週三 上午1:56寫道:
>
> On Sun, Feb 20, 2022 at 11:53:12AM +0800, Tyrone Ting wrote:
> > From: Tyrone Ting <kfting@nuvoton.com>
> >
> > Add compatible and nuvoton,sys-mgr description for NPCM i2c module.
> >
> > Signed-off-by: Tyrone Ting <kfting@nuvoton.com>
> > Signed-off-by: Tali Perry <tali.perry1@gmail.com>
> > ---
> > .../bindings/i2c/nuvoton,npcm7xx-i2c.yaml | 17 ++++++++++++-----
> > 1 file changed, 12 insertions(+), 5 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
> > index 128444942aec..809c51ac32fe 100644
> > --- a/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
> > +++ b/Documentation/devicetree/bindings/i2c/nuvoton,npcm7xx-i2c.yaml
> > @@ -7,17 +7,18 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
> > title: nuvoton NPCM7XX I2C Controller Device Tree Bindings
> >
> > description: |
> > - The NPCM750x includes sixteen I2C bus controllers. All Controllers support
> > - both master and slave mode. Each controller can switch between master and slave
> > - at run time (i.e. IPMB mode). Each controller has two 16 byte HW FIFO for TX and
> > - RX.
> > + I2C bus controllers of the NPCM series support both master and
> > + slave mode. Each controller can switch between master and slave at run time
> > + (i.e. IPMB mode). HW FIFO for TX and RX are supported.
> >
> > maintainers:
> > - Tali Perry <tali.perry1@gmail.com>
> >
> > properties:
> > compatible:
> > - const: nuvoton,npcm750-i2c
> > + enum:
> > + - nuvoton,npcm750-i2c
> > + - nuvoton,npcm845-i2c
> >
> > reg:
> > maxItems: 1
> > @@ -36,11 +37,16 @@ properties:
> > default: 100000
> > enum: [100000, 400000, 1000000]
> >
> > + nuvoton,sys-mgr:
> > + $ref: "/schemas/types.yaml#/definitions/phandle"
> > + description: The phandle of system manager register node.
> > +
> > required:
> > - compatible
> > - reg
> > - interrupts
> > - clocks
> > + - nuvoton,sys-mgr
>
> You can't make nuvoton,sys-mgr required for existing users. You can add
> an if/then schema for nuvoton,npcm845-i2c if you want to make it
> required in that case.
>
> Rob

Best regards,
Tyrone

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