From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kevin Hilman Subject: Re: [PATCH v5 2/2] tty: serial: add driver for the SiFive UART Date: Thu, 02 May 2019 11:58:12 -0700 Message-ID: <7hpnp0lm4b.fsf@baylibre.com> References: <20190413020111.23400-1-paul.walmsley@sifive.com> <20190413020111.23400-3-paul.walmsley@sifive.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <20190413020111.23400-3-paul.walmsley@sifive.com> Sender: linux-kernel-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, linux-riscv@lists.infradead.org, gregkh@linuxfoundation.org Cc: Paul Walmsley , Paul Walmsley , Jiri Slaby , Palmer Dabbelt , Wesley Terpstra , Julia Lawall , Emil Renner Berthing , Andreas Schwab List-Id: linux-serial@vger.kernel.org Paul Walmsley writes: > Add a serial driver for the SiFive UART, found on SiFive FU540 devices > (among others). > > The underlying serial IP block is relatively basic, and currently does > not support serial break detection. Further information on the IP > block can be found in the documentation and Chisel sources: > > https://static.dev.sifive.com/FU540-C000-v1.0.pdf > > https://github.com/sifive/sifive-blocks/tree/master/src/main/scala/devices/uart > > This driver was written in collaboration with Wesley Terpstra > . > > Tested on a SiFive HiFive Unleashed A00 board, using BBL and the open- > source FSBL (using a DT file based on what's targeted for mainline). > > This revision incorporates changes based on comments by Julia Lawall > , Emil Renner Berthing , and > Andreas Schwab . Thanks also to Andreas for testing > the driver with his userspace and reporting a bug with the > set_termios implementation. > > Signed-off-by: Paul Walmsley > Signed-off-by: Paul Walmsley > Cc: Greg Kroah-Hartman > Cc: Jiri Slaby > Cc: Palmer Dabbelt > Cc: Wesley Terpstra > Cc: linux-serial@vger.kernel.org > Cc: linux-riscv@lists.infradead.org > Cc: linux-kernel@vger.kernel.org > Cc: Julia Lawall > Cc: Emil Renner Berthing > Cc: Andreas Schwab Tested-by: Kevin Hilman