From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934134AbdA0RaY (ORCPT ); Fri, 27 Jan 2017 12:30:24 -0500 Received: from mail-wm0-f49.google.com ([74.125.82.49]:36876 "EHLO mail-wm0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933928AbdA0R2k (ORCPT ); Fri, 27 Jan 2017 12:28:40 -0500 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, Lee Jones Subject: [PATCH v2 08/10] ARM: dts: STiH407-pinctrl: Add Pinctrl group for HW flow-control Date: Fri, 27 Jan 2017 17:28:02 +0000 Message-Id: <20170127172804.23881-9-lee.jones@linaro.org> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170127172804.23881-1-lee.jones@linaro.org> References: <20170127172804.23881-1-lee.jones@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Each serial port which supports HW flow-control should have 2 Pinctrl groups. Once for when HW flow-control is in progress, where the IP will take over controlling the lines and another group which enables the lines to be toggled using GPIO mechanisms. Signed-off-by: Lee Jones --- arch/arm/boot/dts/stih407-pinctrl.dtsi | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/stih407-pinctrl.dtsi b/arch/arm/boot/dts/stih407-pinctrl.dtsi index daab16b..fbb7f86 100644 --- a/arch/arm/boot/dts/stih407-pinctrl.dtsi +++ b/arch/arm/boot/dts/stih407-pinctrl.dtsi @@ -465,8 +465,16 @@ serial0 { pinctrl_serial0: serial0-0 { st,pins { - tx = <&pio17 0 ALT1 OUT>; - rx = <&pio17 1 ALT1 IN>; + tx = <&pio17 0 ALT1 OUT>; + rx = <&pio17 1 ALT1 IN>; + }; + }; + pinctrl_serial0_flowctrl: serial0-0_flowctrl { + st,pins { + tx = <&pio17 0 ALT1 OUT>; + rx = <&pio17 1 ALT1 IN>; + cts = <&pio17 2 ALT1 IN>; + rts = <&pio17 3 ALT1 OUT>; }; }; }; -- 2.9.3