From patchwork Fri May 7 13:14:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hsin-Yi Wang X-Patchwork-Id: 432305 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, 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 687DBC433ED for ; Fri, 7 May 2021 13:14:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 368DB61482 for ; Fri, 7 May 2021 13:14:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237159AbhEGNPZ (ORCPT ); Fri, 7 May 2021 09:15:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39866 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237134AbhEGNPS (ORCPT ); Fri, 7 May 2021 09:15:18 -0400 Received: from mail-pf1-x42e.google.com (mail-pf1-x42e.google.com [IPv6:2607:f8b0:4864:20::42e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ABC01C061763 for ; Fri, 7 May 2021 06:14:17 -0700 (PDT) Received: by mail-pf1-x42e.google.com with SMTP id p4so7626690pfo.3 for ; Fri, 07 May 2021 06:14:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Z5uRcm+z5t4aeBxWsSjq74fZr3pDWXQjhRR69I0+uIA=; b=H3z2qCoLD7IfYuyroPiDy5fAoe2wbDqn1Vnl1mTG/23sUSa0pIb0dBthqVqkDnwxv5 +gkIBUv8mIFN5pvK/ryk7yl35ZYzq+8nnwQcXY1Bpe0XvVy4vkIQdRhY7J5N1+YssF8D 5HxJZYjzDawin42Sq91HpOpWvSq7lxCu0Nmcg= 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:mime-version:content-transfer-encoding; bh=Z5uRcm+z5t4aeBxWsSjq74fZr3pDWXQjhRR69I0+uIA=; b=UI+4f2qsXc9tOeY9czEwiWc4tO7DEzuNC6H84TIH6NtYUBM/FPZTsWJaeVj4glz82k SEQQMEQHV/xq3TDduM+bV4Fwmevykc+tZLo66K4syD3dHOC9c8/XppCsR54fUO21IeAB wIGa9Ry2MhzLixsdeoTzlJXXTbaZpEnDDfDB1CqPlExf4fHFDRWi86kmwwUV66egMl1O PEXOvDABDFC2Gsbww0fPzrjCXfCljF2fq2QojR9eZpLAZFncal4jlBU0cdo1DLlpREHU 78YJ5+gp4MKm3kwsNd7JNZvmdS2jKIcpFMz4rlzs0UNl/HHkRa4kwlpFAg5EFVXSm7pU 2Ksw== X-Gm-Message-State: AOAM532Fm2kZboFDX/68qQR7F3l0QODeApyuSWCJmiAbVPgbxSn2FgSE zHYLKFOl+QJowdxP+1dDAfK1GA== X-Google-Smtp-Source: ABdhPJwXgl15gc0vRklpyyJcdK2f9/dPf52EGEjnqBHI+xiQ73HrxYgQkGwIjLYder7XGpt9XbxDYQ== X-Received: by 2002:a62:3106:0:b029:25c:cd66:3be1 with SMTP id x6-20020a6231060000b029025ccd663be1mr10438925pfx.29.1620393257211; Fri, 07 May 2021 06:14:17 -0700 (PDT) Received: from hsinyi-z840.tpe.corp.google.com ([2401:fa00:1:10:711f:8553:a124:a19]) by smtp.gmail.com with ESMTPSA id z29sm4656539pga.52.2021.05.07.06.14.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 07 May 2021 06:14:16 -0700 (PDT) From: Hsin-Yi Wang To: Wolfram Sang , Matthias Brugger , Rob Herring , Bartosz Golaszewski Cc: linux-i2c@vger.kernel.org, Qii Wang , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Mark Brown , Marek Szyprowski , Bibby Hsieh , Arnd Bergmann Subject: [PATCH v21 2/5] dt-binding: i2c: mt65xx: add vbus-supply property Date: Fri, 7 May 2021 21:14:03 +0800 Message-Id: <20210507131406.2224177-3-hsinyi@chromium.org> X-Mailer: git-send-email 2.31.1.607.g51e8a6a459-goog In-Reply-To: <20210507131406.2224177-1-hsinyi@chromium.org> References: <20210507131406.2224177-1-hsinyi@chromium.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Add vbus-supply property for mt65xx. The regulator can be passed into core and turned off during suspend/sleep to reduce power consumption. Signed-off-by: Hsin-Yi Wang Acked-by: Rob Herring --- Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt index 7f0194fdd0cc..2c45647e9f0b 100644 --- a/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt +++ b/Documentation/devicetree/bindings/i2c/i2c-mt65xx.txt @@ -32,6 +32,7 @@ Optional properties: - mediatek,have-pmic: platform can control i2c form special pmic side. Only mt6589 and mt8135 support this feature. - mediatek,use-push-pull: IO config use push-pull mode. + - vbus-supply: phandle to the regulator that provides power to SCL/SDA. Example: