From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 34C2A25578; Thu, 4 Jan 2024 16:50:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="rrFdAWrE" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A2035C433CD; Thu, 4 Jan 2024 16:50:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1704387032; bh=e1/EyuNrO8zFSIZyb7K4uf3yImR6BtL3AOAsqB2y+24=; h=Date:Subject:From:To:Cc:References:In-Reply-To:From; b=rrFdAWrEL9ttXdbNwzT5Xysz/UIBBC4l1tZ6zGyhVVbZ45kV8mrwrQldb55ZjLUz7 VBSH09IspwDHBX4G1GLQkzBdYyZlHjdKaacRUNZQhNVacPag9cQmKmY3kiFRU1Gg6F 8NQrVXb4gEJLv/+7rI/dBiU7tEiFIHygtzXvVir+XTLzVoBLUdTKoZOARay5E0YuCe ehr2iNcnMrejBsZkkHPfRgE/ynA2isI42/C/K1+brbfc6VqqqKFPgrRzbXGF1oV9gN IQgWcwIMQvTzngpVnBM10/d2SEoYnN3L/9Y628tTlLsX2WBePWu/dQDAXjwRlj6lFe 05THLTxicATOw== Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Thu, 04 Jan 2024 18:50:28 +0200 Message-Id: Subject: Re: [PATCH] dt-bindings: tpm: Add compatible string atmel,attpm20p From: "Jarkko Sakkinen" To: "Lukas Wunner" , "Rob Herring" , "Krzysztof Kozlowski" , "Conor Dooley" , "Peter Huewe" , "Jason Gunthorpe" , "Tim Harvey" Cc: , X-Mailer: aerc 0.15.2 References: In-Reply-To: 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-Platfor= m-Module-TPM-2.0-SPI-Interface-Summary-Data-Sheet-DS40002082A.pdf > > Signed-off-by: Lukas Wunner > Cc: Tim Harvey > --- > This patch depends on the following series to consolidate TCG TIS binding= s: > 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 BR, Jarkko