linux-kernel - Re: [PATCH 0/2] serial: 8250_dw: Add ACPI support for uart on Hisilicon Hip05 soc

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Message-ID: <6f5301e8-c477-ed59-593f-cafb1593f6af@huawei.com>
Date:	Thu, 30 Jun 2016 09:24:51 +0800
From:	Kefeng Wang <wangkefeng.wang@...wei.com>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	Jiri Slaby <jslaby@...e.com>, <linux-serial@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <z.liuxinliang@...ilicon.com>,
	<guohanjun@...wei.com>
Subject: Re: [PATCH 0/2] serial: 8250_dw: Add ACPI support for uart on
 Hisilicon Hip05 soc



On 2016/6/29 20:52, Andy Shevchenko wrote:
> On Tue, 2016-06-28 at 11:17 +0800, Kefeng Wang wrote:
>> Make dw8250_set_termios() as the default set_termios callback for 8250
>> dw uart, correct me
>> if I am wrong.
>>
>> Then add ACPI support for uart on Hisilicon Hip05 soc, be careful that
>> it is not 16500
>> compatible.
> 
> You mean it has Busy Functionality implemented?

After check it again with designer, yes.

> Is there any public specification to look at?

I think Xin liang is in a better position to answer this question.

> 
>>  Note, the build(no ACPI) depends on
>> https://patchwork.kernel.org/patch/9141207/,
>> which was already accepted in net-next.
>>
>> Meanwhile, set dw8250_serial_out32 to keep consistent between
>> serial_out
>> and serial_in in ACPI.
>>
>> Kefeng Wang (2):
>>   serial: 8250_dw: make dw8250_set_termios as default set_termios
>>     callback
>>   serial: 8250_dw: add ACPI support for uart on Hisilicon Hip05 soc
>>
>>  drivers/tty/serial/8250/8250_dw.c | 11 +++++++----
>>  1 file changed, 7 insertions(+), 4 deletions(-)
>>
>