From patchwork Fri Aug 16 00:44:47 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Oltean X-Patchwork-Id: 11096661 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2D45118EC for ; Fri, 16 Aug 2019 00:45:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1F46021C9A for ; Fri, 16 Aug 2019 00:45:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 13904286E6; Fri, 16 Aug 2019 00:45:24 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B1BF121C9A for ; Fri, 16 Aug 2019 00:45:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726488AbfHPApW (ORCPT ); Thu, 15 Aug 2019 20:45:22 -0400 Received: from mail-wr1-f67.google.com ([209.85.221.67]:38594 "EHLO mail-wr1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726393AbfHPApN (ORCPT ); Thu, 15 Aug 2019 20:45:13 -0400 Received: by mail-wr1-f67.google.com with SMTP id g17so3804639wrr.5; Thu, 15 Aug 2019 17:45:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=O+BuAp2dc2x7NLQjist46bsjVgghdM8S/nB8+111tp8=; b=orqK9eRGSdYPsVvLabVo5OK7nr7294MjupOxhKPTGmhDM8jiTw9HRcaHUgGn8m0p4r ULL3ZT77hpNGGwN1c3F04XZXiQOYZQiaPZEsSPYGUt4lTFltsCfNF/5Bm+xAQiOnlMCW +oqmP31rAf6EDdCiJMv+WqeLTnFnIHzQjZgNwTi9dGFs+IPSg/iuqsmp8OA1Fz0O+jB0 dc2BaVTQN0XbdT0XnIW9L7CuHijfYHKTjOaQWwXdQsL6jmNz9QEbo09Kz0frYoelDTRa 1avuM10GK1su7G989SYVYfK4CFH3om2SDKTG2JzeHwaYj6HuXtg6UjlasfY4Wk95y0h5 m7ZA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=O+BuAp2dc2x7NLQjist46bsjVgghdM8S/nB8+111tp8=; b=J0ymOJNNKit7a1DS9JAe2vm8nvF3JEvr7URxD6D90oc7LTHfzHLcJoYjEzdacB7gwm 10K7qOpMV9/q5hb5h+CHsI9ONK0I7Ne7DHz9D3sbxK2rm9ASz1v5cmZvbFZqkQUcYoGK Jf0PbHFpcAIkrwEDgu522Ay++6hVaHt5U4zq1aK4IP3l9xg0/prpCJ2/4tvany8cQSHA Ege/ZoZPwjHj/jQXX7I8SLlh4y6RnZBnlFrjZLpG84Psbxkt4VcKcYw5K7FCYKIyuIHM C8Vu3p2fkS9HlOGFy3tlTM1dAJcOY0QpcPuFZ6ZSXAwgiOppg3PNWzPmoa+lEq+2UhTo daWQ== X-Gm-Message-State: APjAAAUV7tbIcG+rW+ddeq/WLTzIrPGynFCKTG91R4n6igYEGigzJ1mO FBHrUCq6iE7/s8Ei5ji4Mv5Y8X0Kvuc= X-Google-Smtp-Source: APXvYqwqyl0zg5KFH2x/77QCr3jJXEclNRTyNbovRIK79aCgSHzmxNxMkXBC06C/sHwYAEqbPVmZFA== X-Received: by 2002:a5d:628d:: with SMTP id k13mr7726849wru.69.1565916311452; Thu, 15 Aug 2019 17:45:11 -0700 (PDT) Received: from localhost.localdomain ([188.25.91.80]) by smtp.gmail.com with ESMTPSA id k124sm6451204wmk.47.2019.08.15.17.45.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Aug 2019 17:45:11 -0700 (PDT) From: Vladimir Oltean To: h.feurstein@gmail.com, mlichvar@redhat.com, richardcochran@gmail.com, andrew@lunn.ch, f.fainelli@gmail.com, broonie@kernel.org Cc: linux-spi@vger.kernel.org, netdev@vger.kernel.org, Vladimir Oltean Subject: [RFC PATCH net-next 09/11] ARM: dts: ls1021a-tsn: Add debugging GPIOs for the SJA1105 and DSPI drivers Date: Fri, 16 Aug 2019 03:44:47 +0300 Message-Id: <20190816004449.10100-10-olteanv@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190816004449.10100-1-olteanv@gmail.com> References: <20190816004449.10100-1-olteanv@gmail.com> Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP These GPIOs are exported to the expansion pin header at the rear of the board: EXP1_GPIO7: row 1, pin 9 from left EXP1_GPIO6: row 1, pin 8 from left Experimentally I could only see EXP1_GPIO6 (the pin currently assigned to the DSPI driver) actually toggle on an analyzer - I don't know why, but on my board, EXP1_GPIO7 isn't. Signed-off-by: Vladimir Oltean --- arch/arm/boot/dts/ls1021a-tsn.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/ls1021a-tsn.dts b/arch/arm/boot/dts/ls1021a-tsn.dts index 9d4eee986f53..6cec454c484c 100644 --- a/arch/arm/boot/dts/ls1021a-tsn.dts +++ b/arch/arm/boot/dts/ls1021a-tsn.dts @@ -5,6 +5,7 @@ /dts-v1/; #include "ls1021a.dtsi" +#include / { model = "NXP LS1021A-TSN Board"; @@ -34,6 +35,8 @@ &dspi0 { bus-num = <0>; + /* EXP1_GPIO6 is GPIO4_18 */ + debug-gpios = <&gpio3 18 GPIO_ACTIVE_HIGH>; status = "okay"; /* ADG704BRMZ 1:4 SPI mux/demux */ @@ -57,6 +60,8 @@ /* SPI controller settings for SJA1105 timing requirements */ fsl,spi-cs-sck-delay = <1000>; fsl,spi-sck-cs-delay = <1000>; + /* EXP1_GPIO7 is GPIO4_19 */ + debug-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>; ports { #address-cells = <1>;