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Date: Tue, 9 Apr 2024 15:53:14 +0300
From: Andy Shevchenko <andriy.shevchenko@intel.com>
To: Guanbing Huang <albanhuang0@gmail.com>
Cc: gregkh@linuxfoundation.org, rafael.j.wysocki@intel.com,
	linux-acpi@vger.kernel.org, tony@atomide.com,
	john.ogness@linutronix.de, yangyicong@hisilicon.com,
	jirislaby@kernel.org, linux-kernel@vger.kernel.org,
	linux-serial@vger.kernel.org, lvjianmin@loongson.cn,
	albanhuang@tencent.com, tombinfan@tencent.com
Subject: Re: [PATCH v6 0/3] serial: 8250_pnp: Support configurable reg shift
 property
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References: <cover.1712646750.git.albanhuang@tencent.com>
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Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo

On Tue, Apr 09, 2024 at 03:43:20PM +0800, Guanbing Huang wrote:
> From: Guanbing Huang <albanhuang@tencent.com>
> 
> The 16550a serial port based on the ACPI table requires obtaining the
> reg-shift attribute. In the ACPI scenario, If the reg-shift property
> is not configured like in DTS, the 16550a serial driver cannot read or
> write controller registers properly during initialization.
> 
> To address the issue of configuring the reg-shift property, the 
> __uart_read_properties() universal interface is called to implement it.
> Adaptation of PNP devices is done in the __uart_read_properties() function.

You either forgot or deliberately not added my tag. Can you elaborate?

-- 
With Best Regards,
Andy Shevchenko