linux-kernel - Re: [PATCH 1/4] dt-bindings: tpm: Add compatible for Tegra TPM

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Date:   Thu, 2 Feb 2023 17:25:43 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Krishna Yarlagadda <kyarlagadda@...dia.com>, robh+dt@...nel.org,
        broonie@...nel.org, peterhuewe@....de, jgg@...pe.ca,
        jarkko@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        linux-spi@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     thierry.reding@...il.com, jonathanh@...dia.com,
        skomatineni@...dia.com, ldewangan@...dia.com
Subject: Re: [PATCH 1/4] dt-bindings: tpm: Add compatible for Tegra TPM

On 02/02/2023 17:17, Krishna Yarlagadda wrote:
> Tegra234 and Tegra241 devices have QSPI controller that supports TPM
> devices. Since the controller only supports half duplex, sw wait polling
> method implemented in tpm_tis_spi does not suffice. Wait polling as per
> protocol is a hardware feature.
> 
> Add compatible for Tegra TPM driver with hardware flow control.

Sorry, new bindings only in DT schema.

see Documentation/devicetree/bindings/writing-schema.rst for instructions.

Best regards,
Krzysztof