RE: [PATCH v5 2/2] ACPI: Add Intel MID SPI early console support.

[Zheng, Lv]

> > +#ifdef CONFIG_EARLY_PRINTK_INTEL_MID_SPI
> > +	if (info->port_type == ACPI_DBG2_SERIAL_PORT
> > +	    && info->port_subtype == ACPI_DBG2_INTEL_MID_SPI
> > +	    && info->register_count > 0) {
> Is it ever going to be zero?

NAK.
No register base definition (buggy BIOS?) is meaningless for ACPI launched MID_SPI earlycon.

Thanks and best regards/Lv Zheng
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