From patchwork Tue Apr 11 07:28:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bhupesh Sharma X-Patchwork-Id: 672504 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 63C03C76196 for ; Tue, 11 Apr 2023 07:29:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230073AbjDKH3S (ORCPT ); Tue, 11 Apr 2023 03:29:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47466 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230077AbjDKH3K (ORCPT ); Tue, 11 Apr 2023 03:29:10 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5134E2D61 for ; Tue, 11 Apr 2023 00:29:06 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id kh6so5443614plb.0 for ; Tue, 11 Apr 2023 00:29:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1681198146; 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=ttg1M/y6XRWds7TOi5LMKQJ7a3u0jw8Op4Jljrrs1LY=; b=lOdOF5GgGZiRgPcjxd57Qc4KWyITnjrrk5izHeqcMbkAAuRb9Vmk2trJ+oKUoeM6AV 1nAnEW+9e0PVqCLYLPPl6UsJ9DORPetiZvH+oaEUgBnNpvimNEZD+eh68YGf43M3LkVY PAB7/M/rCVuv9GbT1v+Zv/brlLAiFGFgdNKPKXpTBQjV1FugZnViJ9dSuhZEXuhopc0p 6QpQk9ShDvcvM4FOvHrAM50qJJyVKY/iYkxTDUUi5friOJ+F5lYniwvFeURalXbxT0Jk NKXfFaNTTtfFr395due6i/LLZjghiMAj6Uz3c+oCruCUaXl/Si6TiEv/NcaKss3MzGGS pc3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1681198146; 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=ttg1M/y6XRWds7TOi5LMKQJ7a3u0jw8Op4Jljrrs1LY=; b=3XkzeHdDaNyd8uLD8YWPNwDtGAs6E233ef9XfSBkyR35AKrE7apT/8d3gRM2/ONnAc glQq1tFkYR6nTg0vOWWk60eKGjShy+TL+9e6m8UKJzVj484R3ELwNvIU7qvunz+O2Gv2 XpZ3QbrQzr4cjT8CtFQ6u0kG/LF1VhgKmnbLgJVC2d+N/nT8p8EQP8fEiE534L0PFLB2 UICkVbUYui6xJsFH7UB1Pd1fYwTTFhWWt/4XoHTNOhZOZtND88zfBAkdTDotmpAN+xW8 WQrZhh90IDCVCA9ZJbFeE4nOBHjge8da0AcxaT23Gf3nBtkKjjvTh/Mm5KTV/76liSHQ Ggnw== X-Gm-Message-State: AAQBX9e90myyBCuRShc63C0q8kxj1P72A3ukUNIRmwLAp2Qb3/G3hUSG 6de9GIXHmm0aBXZpW5p8YOVvEw== X-Google-Smtp-Source: AKy350a8gDRhfza1WigxIfqVURRUajmbjL8ibhT1MGiO4W1sH/ZgsiZmvD5VJVAtczmLfWk/7EmCdg== X-Received: by 2002:a17:902:ce85:b0:1a2:2091:ee8b with SMTP id f5-20020a170902ce8500b001a22091ee8bmr18057238plg.10.1681198145903; Tue, 11 Apr 2023 00:29:05 -0700 (PDT) Received: from localhost.localdomain ([2401:4900:1c60:6a11:8ba1:beba:def7:a4ae]) by smtp.gmail.com with ESMTPSA id s7-20020a170902988700b001a043e84bf0sm8946612plp.209.2023.04.11.00.29.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Apr 2023 00:29:05 -0700 (PDT) From: Bhupesh Sharma To: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org Cc: agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, linux-kernel@vger.kernel.org, bhupesh.linux@gmail.com, bhupesh.sharma@linaro.org, robh+dt@kernel.org, krzysztof.kozlowski@linaro.org Subject: [PATCH v3 3/3] arm64: dts: qcom: qrb4210-rb2: Increase load on l22 and l24 for uSD and eMMC Date: Tue, 11 Apr 2023 12:58:40 +0530 Message-Id: <20230411072840.2751813-4-bhupesh.sharma@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230411072840.2751813-1-bhupesh.sharma@linaro.org> References: <20230411072840.2751813-1-bhupesh.sharma@linaro.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Increase the l22 and l24 load used for uSD and eMMC VMMC. These need to be increased in order to prevent any voltage drop issues due to limited current happening during specific operations (e.g. write). Signed-off-by: Bhupesh Sharma --- arch/arm64/boot/dts/qcom/qrb4210-rb2.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts index c9c6e3787462..dc80f0bca767 100644 --- a/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts +++ b/arch/arm64/boot/dts/qcom/qrb4210-rb2.dts @@ -171,6 +171,8 @@ vreg_l21a_2p704: l21 { vreg_l22a_2p96: l22 { regulator-min-microvolt = <2952000>; regulator-max-microvolt = <3304000>; + regulator-system-load = <100000>; + regulator-allow-set-load; }; vreg_l23a_3p3: l23 { @@ -181,6 +183,8 @@ vreg_l23a_3p3: l23 { vreg_l24a_2p96: l24 { regulator-min-microvolt = <2704000>; regulator-max-microvolt = <3600000>; + regulator-system-load = <100000>; + regulator-allow-set-load; }; }; };