Re: [PATCH] tty: serial: amba-pl011: added RS485 support

[Ivan Sistik - 3K Solutions, s. r. o.]

On 7. 1. 2020 at 8:27 Greg Kroah-Hartman wrote:

>> +config SERIAL_AMBA_PL011_SOFT_RS485
>> +	bool "RS485 software direction switching for ARM AMBA PL011 serial"
>> +	depends on SERIAL_AMBA_PL011=y
> 
> Why "=y" here?  Shouldn't this just read:
> 	depends on SERIAL_AMBA_PL011?
> 
>> +	select SERIAL_CORE
> 
> Is this needed?  SERIAL_AMBA_PL011 already selects this.

I am not sure. I found this few lines above:

> config SERIAL_AMBA_PL010_CONSOLE
> 	bool "Support for console on AMBA serial port"
> 	depends on SERIAL_AMBA_PL010=y
> 	select SERIAL_CORE_CONSOLE

and modified it for my purpose.


Thanks,

Ivan