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Date: Tue, 12 Dec 2023 17:15:51 +0000
From: Conor Dooley <conor@...nel.org>
To: Ninad Palsule <ninad@...ux.ibm.com>
Cc: robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org, joel@....id.au, andrew@...econstruct.com.au,
	peterhuewe@....de, jarkko@...nel.org, jgg@...pe.ca,
	keescook@...omium.org, tony.luck@...el.com, gpiccoli@...lia.com,
	johannes.holland@...ineon.com, linux@...ck-us.net,
	broonie@...nel.org, patrick.rudolph@...ements.com,
	vincent@...emblay.dev, peteryin.openbmc@...il.com,
	lakshmiy@...ibm.com, bhelgaas@...gle.com,
	naresh.solanki@...ements.com, alexander.stein@...tq-group.com,
	festevam@...x.de, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-aspeed@...ts.ozlabs.org,
	linux-kernel@...r.kernel.org, linux-integrity@...r.kernel.org,
	linux-hardening@...r.kernel.org, geissonator@...oo.com
Subject: Re: [PATCH v1 7/8] tpm: tis-i2c: Add more compatible strings

On Tue, Dec 12, 2023 at 10:40:03AM -0600, Ninad Palsule wrote:
> From: Joel Stanley <joel@....id.au>
> 
> The NPCT75x TPM is TIS compatible. It has an I2C and SPI interface.
> 
> https://www.nuvoton.com/products/cloud-computing/security/trusted-platform-module-tpm/
> 
> Add a compatible string for it, and the generic compatible.
> 
> OpenBMC-Staging-Count: 3

Delete this from every patch that it appears from.

> Signed-off-by: Joel Stanley <joel@....id.au>
> Acked-by: Jarkko Sakkinen <jarkko@...nel.org>
> Link: https://lore.kernel.org/r/20220928043957.2636877-4-joel@jms.id.au
> Signed-off-by: Ninad Palsule <ninad@...ux.ibm.com>
> ---
>  drivers/char/tpm/tpm_tis_i2c.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/char/tpm/tpm_tis_i2c.c b/drivers/char/tpm/tpm_tis_i2c.c
> index a897402cc36a..9511c0d50185 100644
> --- a/drivers/char/tpm/tpm_tis_i2c.c
> +++ b/drivers/char/tpm/tpm_tis_i2c.c
> @@ -383,6 +383,8 @@ MODULE_DEVICE_TABLE(i2c, tpm_tis_i2c_id);
>  #ifdef CONFIG_OF
>  static const struct of_device_id of_tis_i2c_match[] = {
>  	{ .compatible = "infineon,slb9673", },
> +	{ .compatible = "nuvoton,npct75x", },
> +	{ .compatible = "tcg,tpm-tis-i2c", },

What's the point of the generic compatible if you are adding the device
specific ones to the driver anyway?

Thanks,
Conor.

>  	{}
>  };
>  MODULE_DEVICE_TABLE(of, of_tis_i2c_match);
> -- 
> 2.39.2
> 

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