James, Javier, thank you for sorting this out. I'll just have couple of
minor comments on the patch.

On Mon, Dec 18, 2017 at 01:22:28PM +0100, Javier Martinez Canillas wrote:
> +     u32 vendor, intfcaps, intmask, clkrun_val;

Could these split into four lines (one declaration per line)?

>       u8 rid;
>       int rc, probe;
>       struct tpm_chip *chip;
> @@ -772,6 +772,15 @@ int tpm_tis_core_init(struct device *dev, struct 
> tpm_tis_data *priv, int irq,
>                                       ILB_REMAP_SIZE);
>               if (!priv->ilb_base_addr)
>                       return -ENOMEM;
> +
> +             clkrun_val = ioread32(priv->ilb_base_addr + LPC_CNTRL_OFFSET);
> +             /* Check if CLKRUN# is already not enabled in the LPC bus */

/* 

> +             if (!(clkrun_val & LPC_CLKRUN_EN)) {
> +                     priv->flags |= TPM_TIS_CLK_ENABLE;

Is the flag added just so surpress those WARN()'s?

I've forgot why the WARN()'s even exist assuming that driver is
functioning correctly.

/Jarkko

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