On 27 December 2013 12:08, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
> On Fri, Dec 27, 2013 at 12:00:20PM +0530, Tushar Behera wrote:
>> On 27 December 2013 10:48, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>> > On Fri, Dec 27, 2013 at 10:37:28AM +0530, Tushar Behera wrote:
[ ... ]
>> >> @@ -951,8 +949,6 @@ static struct uart_driver s3c24xx_uart_drv = {
>> >> .nr = CONFIG_SERIAL_SAMSUNG_UARTS,
>> >> .cons = S3C24XX_SERIAL_CONSOLE,
>> >> .dev_name = S3C24XX_SERIAL_NAME,
>> >> - .major = S3C24XX_SERIAL_MAJOR,
>> >> - .minor = S3C24XX_SERIAL_MINOR,
>> >
>> > Doesn't this break existing systems and configurations that are
>> > expecting 204:64 as the location of this serial port?
>> >
>>
>> I tested this on Exynos4210-Origen, Exynos5250-Arndale board, it works
>> fine there. I haven't tested on any older boards.
>
> How did it work? You are relying on some userspace tools to do this
> properly, right? What about systems without those specific tools?
>
Enabling CONFIG_DEVTMPFS, all the /dev/ttySAC<n> nodes are generated
and the appropriate console is specified through command line
argument.
>> > Why change this one and not the amba-pl011 driver?
>> >
>>
>> I could only test this driver, so thought of changing this rather than
>> modifying amba-pl011 driver. I don't have any other reason.
>
> Please get the samsung driver maintainer to agree with this and sign off
> on it before trying to get it merged again.
>
> greg k-h
Adding a few other developers who have contributed to this file or are
working on different Samsung platforms to get an ack/sign-off.
--
Tushar Behera
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