From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750985AbdBBHmm (ORCPT ); Thu, 2 Feb 2017 02:42:42 -0500 Received: from mail-wm0-f50.google.com ([74.125.82.50]:36550 "EHLO mail-wm0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750876AbdBBHmk (ORCPT ); Thu, 2 Feb 2017 02:42:40 -0500 Date: Thu, 2 Feb 2017 07:42:36 +0000 From: Lee Jones To: gregkh@linuxfoundation.org, jslaby@suse.com, linux-serial@vger.kernel.org, dt@kernel.org, devicetree@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@stlinux.com, patrice.chotard@st.com Subject: Re: [PATCH v2 00/10] serial: st-asc: Allow handling of RTS line Message-ID: <20170202074236.ni3tozz3er4g3t64@dell> References: <20170127172804.23881-1-lee.jones@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20170127172804.23881-1-lee.jones@linaro.org> User-Agent: Mutt/1.6.2-neo (2016-08-21) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Greg, Jiri, > When hardware flow-control is disabled, manual toggling of the UART's > reset line (RTS) using userland applications (e.g. stty) is not > possible, since the ASC IP does not provide this functionality in the > same was as some other IPs do. Thus, we have to do this manually. > > This set ensures the correct Pinctrl groups are configured and > obtained for both manual toggling of the RTS line and for the IP to > take over the lines when HW flow-control is requested by the user. > > Lee Jones (10): > serial: st-asc: Ignore the parity error bit if 8-bit mode is enabled > serial: st-asc: Provide RTS functionality > serial: st-asc: Read in all Pinctrl states > serial: st-asc: (De)Register GPIOD and swap Pinctrl profiles > serial: st-asc: Use generic DT binding for announcing RTS/CTS lines > dt-bindings: serial: Update 'uart-has-rtscts' description > ARM: dts: STiH410-b2260: Identify the UART RTS line > ARM: dts: STiH407-pinctrl: Add Pinctrl group for HW flow-control > ARM: dts: STiH407-family: Use new Pinctrl groups > ARM: dts: STiH410-b2260: Enable HW flow-control > > .../devicetree/bindings/serial/serial.txt | 3 +- > arch/arm/boot/dts/stih407-family.dtsi | 3 +- > arch/arm/boot/dts/stih407-pinctrl.dtsi | 12 ++- > arch/arm/boot/dts/stih410-b2260.dts | 5 + > drivers/tty/serial/st-asc.c | 101 +++++++++++++++++++-- > 5 files changed, 110 insertions(+), 14 deletions(-) Looks like everyone is happy with the set. Are you planning to merge it? -- Lee Jones Linaro STMicroelectronics Landing Team Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog