linux-kernel - Re: [PATCH v4 1/3] dt-bindings: trivial-devices: Add two I2C TPM devices

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Date:   Thu, 26 May 2022 14:29:56 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Alexander Steffen <Alexander.Steffen@...ineon.com>,
        jarkko@...nel.org, linux-kernel@...r.kernel.org,
        linux-integrity@...r.kernel.org, devicetree@...r.kernel.org
Cc:     peterhuewe@....de, jgg@...pe.ca, krzysztof.kozlowski+dt@...aro.org,
        Johannes Holland <johannes.holland@...ineon.com>,
        Amir Mizinski <amirmizi6@...il.com>
Subject: Re: [PATCH v4 1/3] dt-bindings: trivial-devices: Add two I2C TPM
 devices

On 25/05/2022 18:58, Alexander Steffen wrote:
> Both are supported by the upcoming tpm_tis_i2c driver.
> 
> Signed-off-by: Alexander Steffen <Alexander.Steffen@...ineon.com>
> ---
>  Documentation/devicetree/bindings/trivial-devices.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/trivial-devices.yaml b/Documentation/devicetree/bindings/trivial-devices.yaml
> index 550a2e5c9e05..dc52822331dd 100644
> --- a/Documentation/devicetree/bindings/trivial-devices.yaml
> +++ b/Documentation/devicetree/bindings/trivial-devices.yaml
> @@ -135,6 +135,8 @@ properties:
>            - infineon,slb9635tt
>              # Infineon SLB9645 I2C TPM (new protocol, max 400khz)
>            - infineon,slb9645tt
> +            # Infineon SLB9673 I2C TPM 2.0
> +          - infineon,slb9673
>              # Infineon TLV493D-A1B6 I2C 3D Magnetic Sensor
>            - infineon,tlv493d-a1b6
>              # Infineon Multi-phase Digital VR Controller xdpe11280
> @@ -323,6 +325,8 @@ properties:
>            - st,24c256
>              # Ambient Light Sensor with SMBUS/Two Wire Serial Interface
>            - taos,tsl2550
> +            # TCG TIS-compliant TPM with I2C interface
> +          - tcg,tpm_tis-i2c

One flavor uses tpm-tis, another tpm_tis... I guess it is too late to
make it consistent, but let's stick to the one more reasonable, so:
"tpm-tis-i2c".


Best regards,
Krzysztof