Re: [PATCH] dt-bindings: tpm: Add compatible string atmel,attpm20p

["Jarkko Sakkinen" <jarkko@kernel.org>]

On Thu Jan 4, 2024 at 6:50 PM EET, Jarkko Sakkinen wrote:
> On Tue Jan 3, 2023 at 5:51 PM EET, Lukas Wunner wrote:
> > Commit 4f2a348aa365 ("arm64: dts: imx8mm-venice-gw73xx: add TPM device")
> > added a devicetree node for the Trusted Platform Module on certain
> > Gateworks boards.
> >
> > The commit only used the generic "tcg,tpm_tis-spi" compatible string,
> > but public documentation shows that the chip is an ATTPM20P from Atmel
> > (nowadays Microchip):
> > https://trac.gateworks.com/wiki/tpm
> >
> > Add the chip to the supported compatible strings of the TPM TIS SPI
> > schema.
> >
> > For reference, a datasheet is available at:
> > https://ww1.microchip.com/downloads/en/DeviceDoc/ATTPM20P-Trusted-Platform-Module-TPM-2.0-SPI-Interface-Summary-Data-Sheet-DS40002082A.pdf
> >
> > Signed-off-by: Lukas Wunner <lukas@wunner.de>
> > Cc: Tim Harvey <tharvey@gateworks.com>
> > ---
> > This patch depends on the following series to consolidate TCG TIS bindings:
> > https://lore.kernel.org/all/cover.1702806810.git.lukas@wunner.de/
> >
> >  Documentation/devicetree/bindings/tpm/tcg,tpm_tis-spi.yaml | 1 +
> >  1 file changed, 1 insertion(+)
> >
> > diff --git a/Documentation/devicetree/bindings/tpm/tcg,tpm_tis-spi.yaml b/Documentation/devicetree/bindings/tpm/tcg,tpm_tis-spi.yaml
> > index c3413b4..6cb2de7 100644
> > --- a/Documentation/devicetree/bindings/tpm/tcg,tpm_tis-spi.yaml
> > +++ b/Documentation/devicetree/bindings/tpm/tcg,tpm_tis-spi.yaml
> > @@ -20,6 +20,7 @@ properties:
> >    compatible:
> >      items:
> >        - enum:
> > +          - atmel,attpm20p
> >            - infineon,slb9670
> >            - st,st33htpm-spi
> >            - st,st33zp24-spi
>
> Acked-by: Jarkko Sakkinen <jarkko@kernel.org>

meant:

Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>

I can pick this if no objections.

BR, Jarkko