On Thu Jan 4, 2024 at 8:46 PM EET, Jarkko Sakkinen wrote: > 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@xxxxxxxxx> > > > Cc: Tim Harvey <tharvey@xxxxxxxxxxxxx> > > > --- > > > This patch depends on the following series to consolidate TCG TIS bindings: > > > https://lore.kernel.org/all/cover.1702806810.git.lukas@xxxxxxxxx/ > > > > > > 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@xxxxxxxxxx> > > meant: > > Reviewed-by: Jarkko Sakkinen <jarkko@xxxxxxxxxx> > > I can pick this if no objections. I have issues with ancestor commits. The most convenient for me would be probably, if you could send a v2 patch set with both patches and my tags, and then I can take that to my tree and include it to the next PR. BR, Jarkko