From patchwork Mon Dec 28 12:43:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 353664 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 5A6B5C4332B for ; Mon, 28 Dec 2020 14:09:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2C62A21D94 for ; Mon, 28 Dec 2020 14:09:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438876AbgL1OJs (ORCPT ); Mon, 28 Dec 2020 09:09:48 -0500 Received: from mail.kernel.org ([198.145.29.99]:44232 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2438871AbgL1OJr (ORCPT ); Mon, 28 Dec 2020 09:09:47 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 9B51A20731; Mon, 28 Dec 2020 14:09:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1609164547; bh=N69y/d/H65ecCoLoSNVk6ywXFKlWycJhbkQtS2xRbI8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mOa9HQV8iwjqTwaQo2+xDY2GGrKz5LyOcRHCrTMDQzb6h4ZVRywErFKL3ur8W6nfI AB9RnXQEPZUxKBlvFGs6Px2JilYLfnl29je6ccJsABY5noZYGuvUPkIXYPY81I035q sx9KSNF9lpSaMzXF+bOYx7ulk3BoyCyv9IZRDQeE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Stephan Gerhold , Nikita Travkin , Bjorn Andersson , Sasha Levin Subject: [PATCH 5.10 183/717] arm64: dts: qcom: msm8916-samsung-a2015: Disable muic i2c pin bias Date: Mon, 28 Dec 2020 13:43:01 +0100 Message-Id: <20201228125029.735014381@linuxfoundation.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201228125020.963311703@linuxfoundation.org> References: <20201228125020.963311703@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Nikita Travkin [ Upstream commit 4e8692c2ee3d4ac6b669f7e306364d77a574c810 ] Some versions of the firmware leave i2c gpios in a wrong state. Add pinctrl that disables pin bias since external pull-up resistors are present. Reviewed-by: Stephan Gerhold Fixes: 1329c1ab0730 ("arm64: dts: qcom: Add device tree for Samsung Galaxy A3U/A5U") Signed-off-by: Nikita Travkin Link: https://lore.kernel.org/r/20201113175917.189123-6-nikitos.tr@gmail.com Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- .../boot/dts/qcom/msm8916-samsung-a2015-common.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi index b18d21e42f596..f7ac4c4033db6 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi @@ -78,6 +78,9 @@ sda-gpios = <&msmgpio 105 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; scl-gpios = <&msmgpio 106 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>; + pinctrl-names = "default"; + pinctrl-0 = <&muic_i2c_default>; + #address-cells = <1>; #size-cells = <0>; @@ -314,6 +317,14 @@ }; }; + muic_i2c_default: muic-i2c-default { + pins = "gpio105", "gpio106"; + function = "gpio"; + + drive-strength = <2>; + bias-disable; + }; + muic_int_default: muic-int-default { pins = "gpio12"; function = "gpio";