From patchwork Tue Aug 15 15:31:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Yi Wang X-Patchwork-Id: 713896 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 587F5C04FE2 for ; Tue, 15 Aug 2023 15:45:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238217AbjHOPpT (ORCPT ); Tue, 15 Aug 2023 11:45:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44728 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238201AbjHOPpD (ORCPT ); Tue, 15 Aug 2023 11:45:03 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 747C8172A for ; Tue, 15 Aug 2023 08:45:02 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id d2e1a72fcca58-688779ffcfdso201544b3a.1 for ; Tue, 15 Aug 2023 08:45:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; t=1692114302; x=1692719102; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=gJmTT5Birsmw3IffSKTzNizstUWs73hZ2XtnCyouma4=; b=EmtRFWNxOZBhCSvbwn/tqeAcE99fLpxaVbN7woJu/mWoDOtjxym1jTZkxHhu07Rkyt aRrgPSp/P/3sucNU9SeuOykjKSQh3VlqmEj8eU7wU4xRqA6huNIOrfmc4oNT57mf+z5F 6gU0Vk6XMHXfclV87Ur5S7pFb+TluJkDGSF1w= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692114302; x=1692719102; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=gJmTT5Birsmw3IffSKTzNizstUWs73hZ2XtnCyouma4=; b=D3fm5Posauh97StAL1nTa72N4TKgq8AGyIrtsnXxZhioqLzTYPhEcwpA0t5CZM5ObV 3Ik+0j3tfIQV59GbmcZR0/UC3ol0Sri0ddpsqn7EJjnC2SiwWfEc5hmLhfb+BAojih0p CobaS1bPToYXTOEB3M/k2//wW18qKzrmaYHxRcX8ow7JwNJrz8TzubdG+kffm/+7kr6x nTdpBrES8/wfzeQH2m3ahDmT/wt8jfnQWbI20e6mTB7CjbPGS2HNL7JrOR9S2BWmQS6Y 9607zX8F020S9CeNuOROSvBJfs+guYThVJ/Y3nZwipB1Qav9n3i4nnMk9FoCTmmDyQdu UbVg== X-Gm-Message-State: AOJu0YxvuCvqcsnVZHkQlkbo+gIzvJ5r8kE2cgfth6d5O1F+fqXBFxRt K9p30SukSKMXlid3U4Q/4RdjRA== X-Google-Smtp-Source: AGHT+IF1i0bsPTgkJk9HYJHsQ+5ia/nkZZCBU7zl2is+oYE8IhKDNs3GjUWaIoKqVbHs5puDt5BuXg== X-Received: by 2002:a05:6a00:10cb:b0:688:48be:50b4 with SMTP id d11-20020a056a0010cb00b0068848be50b4mr1899247pfu.16.1692114301925; Tue, 15 Aug 2023 08:45:01 -0700 (PDT) Received: from hsinyi-z840.tpe.corp.google.com ([2401:fa00:1:10:40cf:3807:f8c8:2d76]) by smtp.gmail.com with ESMTPSA id n13-20020aa78a4d000000b0065e154bac6dsm9431247pfa.133.2023.08.15.08.44.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 15 Aug 2023 08:45:01 -0700 (PDT) From: Hsin-Yi Wang To: Tudor Ambarus , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , Bjorn Andersson Cc: Pratyush Yadav , Michael Walle , "Miquel Raynal )" , "Richard Weinberger )" , "Vignesh Raghavendra )" , Rob Herring , linux-mtd@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, AngeloGioacchino Del Regno , linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, cros-qcom-dts-watchers@chromium.org, Andy Gross , Konrad Dybcio Subject: [PATCH 4/4] arm64: dts: qcom: sc7180: disable quad mode for spi nor Date: Tue, 15 Aug 2023 23:31:55 +0800 Message-ID: <20230815154412.713846-5-hsinyi@chromium.org> X-Mailer: git-send-email 2.41.0.694.ge786442a9b-goog In-Reply-To: <20230815154412.713846-1-hsinyi@chromium.org> References: <20230815154412.713846-1-hsinyi@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Some of the SKUs are using gigadevice gd25lq64c flash chip. The chip default enables quad mode, which results in the write protect pin set to IO pin. In trogdor platforms, we won't use quad enable for all SKUs, so apply the property to disable spi nor's quad mode. Signed-off-by: Hsin-Yi Wang --- arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi index 5a33e16a8b677..0806ce8e86bea 100644 --- a/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi @@ -436,6 +436,7 @@ flash@0 { spi-max-frequency = <37500000>; spi-tx-bus-width = <2>; spi-rx-bus-width = <2>; + disable-quad-mode; }; };