From patchwork Sat Jul 17 12:11:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 479347 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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 7045EC636CD for ; Sat, 17 Jul 2021 12:11:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5A8D5613BB for ; Sat, 17 Jul 2021 12:11:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234466AbhGQMOj (ORCPT ); Sat, 17 Jul 2021 08:14:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47300 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233850AbhGQMOb (ORCPT ); Sat, 17 Jul 2021 08:14:31 -0400 Received: from mail-lf1-x12e.google.com (mail-lf1-x12e.google.com [IPv6:2a00:1450:4864:20::12e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9F401C061767; Sat, 17 Jul 2021 05:11:32 -0700 (PDT) Received: by mail-lf1-x12e.google.com with SMTP id i5so20629662lfe.2; Sat, 17 Jul 2021 05:11:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=5Vgfkn6aojezGyNshrp4rdUuCsXyIjMI3yAFc0juggw=; b=UHvrWhhwpcUuQOIPpK22jHEi7JX3plC7DsT9NNkpvpszcO4q4AYRGk77Y943U+ra2u nXyG0zzmOLYkxYMSYcuQhMJQ5ZtjNuc2b1DACwbJyZHqIf5532jCD2N2UMNDmgPCndgO xPXN0bC8uqJ31A7Kvbh8YyESVQ7aH2IBOZLtD/FHWMmHrg7EtSno864xiU1eSukh5BJk EmUAHhTQn6DTW+kynY7nXz0YXDCrmUf7xDazYfDeOFzqHKKvfz83e8obyRWNmwQxzh9n pvd5Oo1pksbXBOGGq3eDeZgVaMYdz5bNd2E5HGqlmDLTFxQRed9F+EWG0mhoUWLTruxb ZlOg== 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=5Vgfkn6aojezGyNshrp4rdUuCsXyIjMI3yAFc0juggw=; b=bF2yEVFe6oGAPJMO0jHsKqYXEVjzf5XDR3P6rO5mOLr6ccV1I3x5GXyX3V0yEGIZQ2 Teucu3edhR/7OJljjEAL+3XIUfgagiYh3avc2Aqn2AhsFdtAdMWV81PwrIWbaUMkL8lq jvyrizqXWsn0RWdhuPzimwjReVGvV9CoYKth4mtzr9gM7LHee5BqnV5zs0JY+TXkrPUV DPWRkQCUvgvycxc5U5lukJRLpHP5y5DSAN02teCYW4PPYMuyjSozutcEZvbHnM0i62WQ S314sIxGnJ1QbnfxFHsiPbzbagVLKu5vFFn9TIAGY+iqNLtLVPNWUs9j0SsvBAaijM9m 793Q== X-Gm-Message-State: AOAM532N/NEzQZeGfRFvsY41/lRw4U0VWkKnbK7y3vBCS/pk6JYMYgA8 /y/1X0obuxNeSz9uz8PgBpE= X-Google-Smtp-Source: ABdhPJyO8g0219TmdUe8/OktK+NJx29ZTQWj7jvkILuLCrT8d3J2SKnl+79bNkLx+V8PXGMZhphuvg== X-Received: by 2002:a19:8588:: with SMTP id h130mr11315847lfd.501.1626523890842; Sat, 17 Jul 2021 05:11:30 -0700 (PDT) Received: from localhost.localdomain (46-138-17-250.dynamic.spd-mgts.ru. [46.138.17.250]) by smtp.gmail.com with ESMTPSA id m16sm852597lfq.23.2021.07.17.05.11.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Jul 2021 05:11:30 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Mark Brown , Rob Herring , Sebastian Reichel , Peter Chen , Greg Kroah-Hartman , Felipe Balbi , David Heidelberg Cc: devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v4 06/12] dt-bindings: power: supply: smb347-charger: Document USB VBUS regulator Date: Sat, 17 Jul 2021 15:11:06 +0300 Message-Id: <20210717121112.3248-7-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210717121112.3248-1-digetx@gmail.com> References: <20210717121112.3248-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org SMB347 can supply power to USB VBUS, which is required by OTG-cable devices that want to switch USB port into the host mode. Add USB VBUS regulator properties. Reviewed-by: Rob Herring Signed-off-by: Dmitry Osipenko --- .../power/supply/summit,smb347-charger.yaml | 30 +++++++++++++++++++ .../dt-bindings/power/summit,smb347-charger.h | 4 +++ 2 files changed, 34 insertions(+) diff --git a/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml b/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml index 983fc215c1e5..20862cdfc116 100644 --- a/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml +++ b/Documentation/devicetree/bindings/power/supply/summit,smb347-charger.yaml @@ -73,6 +73,26 @@ properties: - 1 # SMB3XX_SOFT_TEMP_COMPENSATE_CURRENT Current compensation - 2 # SMB3XX_SOFT_TEMP_COMPENSATE_VOLTAGE Voltage compensation + summit,inok-polarity: + description: | + Polarity of INOK signal indicating presence of external power supply. + $ref: /schemas/types.yaml#/definitions/uint32 + enum: + - 0 # SMB3XX_SYSOK_INOK_ACTIVE_LOW + - 1 # SMB3XX_SYSOK_INOK_ACTIVE_HIGH + + usb-vbus: + $ref: "../../regulator/regulator.yaml#" + type: object + + properties: + summit,needs-inok-toggle: + type: boolean + description: INOK signal is fixed and polarity needs to be toggled + in order to enable/disable output mode. + + unevaluatedProperties: false + allOf: - if: properties: @@ -134,6 +154,7 @@ examples: reg = <0x7f>; summit,enable-charge-control = ; + summit,inok-polarity = ; summit,chip-temperature-threshold-celsius = <110>; summit,mains-current-limit-microamp = <2000000>; summit,usb-current-limit-microamp = <500000>; @@ -141,6 +162,15 @@ examples: summit,enable-mains-charging; monitored-battery = <&battery>; + + usb-vbus { + regulator-name = "usb_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-min-microamp = <750000>; + regulator-max-microamp = <750000>; + summit,needs-inok-toggle; + }; }; }; diff --git a/include/dt-bindings/power/summit,smb347-charger.h b/include/dt-bindings/power/summit,smb347-charger.h index d918bf321a71..3205699b5e41 100644 --- a/include/dt-bindings/power/summit,smb347-charger.h +++ b/include/dt-bindings/power/summit,smb347-charger.h @@ -16,4 +16,8 @@ #define SMB3XX_CHG_ENABLE_PIN_ACTIVE_LOW 1 #define SMB3XX_CHG_ENABLE_PIN_ACTIVE_HIGH 2 +/* Polarity of INOK signal */ +#define SMB3XX_SYSOK_INOK_ACTIVE_LOW 0 +#define SMB3XX_SYSOK_INOK_ACTIVE_HIGH 1 + #endif