From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B03A9C433DB for ; Sun, 17 Jan 2021 18:37:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 83B19224D2 for ; Sun, 17 Jan 2021 18:37:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729745AbhAQShn (ORCPT ); Sun, 17 Jan 2021 13:37:43 -0500 Received: from esa.microchip.iphmx.com ([68.232.154.123]:52319 "EHLO esa.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726295AbhAQShi (ORCPT ); Sun, 17 Jan 2021 13:37:38 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1610908658; x=1642444658; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=5zEtVXUtLNSl7Itit1n2Vbnz8QdINdtV9kRZRL9aMTo=; b=yIHT/5nyGb2/XfHyYpu2kUN5ahXHPNuJ27kJEJj0oRnp5vbegX+ptBSV 3gYcqGIrtYsZO+PXAHUGReMumRD9uN1oEm8U86ODGdMnIxuhL4Ef5uotl 41S5/DX/x1IfKuY9KB8OxQXp9Jpy/ktK9pU3YUYweycJWNa6m8FGhrf4y MVOPLsD1KgfUHWPgOqLFTYsr122hawoIH3lGOhT8ETDoxkaVfm63koOps VmmlJXF8VINKOoo86W5ujH9+96uDyULngzZk1C1kQK9VShwG39CcA4e2S +mFtW3I/tITz0yWKyofGE6i7I2eF9rpcNMOdaBroYhxdNphRXKm2bkO4t w==; IronPort-SDR: yWjOMqHUnzQemjZ4spKMTavd5xNjDCVMKqSHjMv7rjrfxiwD93wOFzCnA2DPfgXGshMegp2tTX Cbq6tsUfXAmhM3ptiN1SYI/gyDYViLB5NCRwaX4/L1d6V9IZ2/QXIPvijaTr1BwiXrOzSgKvra m4a/ksSfaoPmZg/UZITnuktinFwp86ENNSJr/BOOfOW/aJQ40xr9h5JtZ8PR3TJMyYta0NtbXI ZrUWUhjsORtBoGawCa026ECWEddLw5qxH1H33pPJ3uPWEfSVTUT/O1temMHcNKrNk24c/oieFm Dzg= X-IronPort-AV: E=Sophos;i="5.79,354,1602572400"; d="scan'208";a="40702894" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 17 Jan 2021 11:36:22 -0700 Received: from chn-vm-ex02.mchp-main.com (10.10.85.144) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1979.3; Sun, 17 Jan 2021 11:36:18 -0700 Received: from ness.microchip.com (10.10.115.15) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server id 15.1.1979.3 via Frontend Transport; Sun, 17 Jan 2021 11:36:15 -0700 From: To: Alexandre Belloni , Ludovic Desroches CC: , , , Nicolas Ferre , Codrin Ciubotariu Subject: [PATCH] ARM: dts: at91-sama5d27_wlsom1: add i2c recovery Date: Sun, 17 Jan 2021 19:35:58 +0100 Message-ID: <20210117183558.5369-1-nicolas.ferre@microchip.com> X-Mailer: git-send-email 2.30.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Nicolas Ferre Add the i2c gpio pinctrls to support the i2c bus recovery on this board. Signed-off-by: Nicolas Ferre Reviewed-by: Codrin Ciubotariu --- arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi | 22 +++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi index a06700e53e4c..025a78310e3a 100644 --- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi +++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi @@ -43,14 +43,20 @@ uart6: serial@200 { &i2c0 { pinctrl-0 = <&pinctrl_i2c0_default>; - pinctrl-names = "default"; + pinctrl-1 = <&pinctrl_i2c0_gpio>; + pinctrl-names = "default", "gpio"; + sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>; + scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; }; &i2c1 { dmas = <0>, <0>; - pinctrl-names = "default"; + pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c1_default>; + pinctrl-1 = <&pinctrl_i2c1_gpio>; + sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>; + scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; mcp16502@5b { @@ -258,12 +264,24 @@ pinctrl_i2c0_default: i2c0_default { bias-disable; }; + pinctrl_i2c0_gpio: i2c0_gpio { + pinmux = , + ; + bias-disable; + }; + pinctrl_i2c1_default: i2c1_default { pinmux = , ; bias-disable; }; + pinctrl_i2c1_gpio: i2c1_gpio { + pinmux = , + ; + bias-disable; + }; + pinctrl_macb0_default: macb0_default { pinmux = , , -- 2.30.0