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Date: Mon, 10 Mar 2014 11:02:25 +0400 From: Alexander Shiyan <shc_work@...l.ru> To: jon@...gle.org Cc: gregkh@...uxfoundation.org, jslaby@...e.cz, linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org, Jon Ringle <jringle@...dpoint.com> Subject: Re: [PATCH] RFC: WIP: sc16is7xx [v0.4] Понедельник, 10 марта 2014, 2:26 -04:00 от jon@...gle.org: > From: Jon Ringle <jringle@...dpoint.com> ... > +config SERIAL_SC16IS7XX > + tristate "SC16IS7xx RS485 serial support" > + select SERIAL_CORE > + default n > + help > + This selects support for SC16IS7xx for use as a RS485 serial port Documentation says: The SC16IS740/750/760 is a slave I²C-bus/SPI interface to a single-channel high performance UART. ... The SC16IS740/750/760 also provides additional advanced features such as auto hardware and software flow control, automatic RS-485 support... So why do you position this chip as RS485 only? Automatic direction for RS485 is just a feature as an addition for standart UART. ---
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