From patchwork Sat Jul 17 18:21:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 479752 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=-13.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_INVALID, DKIM_SIGNED, 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 769EDC6377D for ; Sat, 17 Jul 2021 18:23:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5F3E861154 for ; Sat, 17 Jul 2021 18:23:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235736AbhGQS0e (ORCPT ); Sat, 17 Jul 2021 14:26:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44288 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235283AbhGQS0F (ORCPT ); Sat, 17 Jul 2021 14:26:05 -0400 Received: from mail-lf1-x135.google.com (mail-lf1-x135.google.com [IPv6:2a00:1450:4864:20::135]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1F95AC061767; Sat, 17 Jul 2021 11:23:08 -0700 (PDT) Received: by mail-lf1-x135.google.com with SMTP id g8so15764854lfh.8; Sat, 17 Jul 2021 11:23:07 -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=dB+8mmmwzGt+/Vy7uuglaj10Q8xGvMXumt3y0N/FQd01CCNkYOLiONJQTitQUgpnjR mOja3Z+IPjQ6NrCqXRfwfMo4n90CMjJVLsFXx4WpIGJg57tbeozxs5dYMFQps6AuMpmA AogzkcbUpR23cTnZa0bFcA7iJB86WtfsViFdoC+h3m8h/Zayu4C5pIp5Kz0DjAO97k3/ 1Iva72Qkkl8KwE8ZebPEwpuDpVIAZ5MyxYVnXTyJ/N0QzXfA5HfUeI5aa35pDEXIdiJ9 pKPBWtQ2jw1fQ310DLC5W2vujqMYP+C/YRxRdoryEP8w+N5M33I91eSZw/E19ws65Iu7 6jOg== 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=ER0j+120iGDNciI7J8AFata+vWK5iT4J5m79R8s9ByW8FEdUnz+YZuIi1/vUBQ+Tqq 8UtzqeNUxApMdkaXO6/80b+znqhMY3AROx970ORCVvuBr6KKAN2E4YnZbu0Jnv2RWEET U6K9xh3QpXBLSsnjr3IlmDDossXRxgt66y3u4iH9FXaN/jdJVUSNl2RAUQShRSYJCkc1 bQHrGtHVpIs/4u5gn4klqNERguipENoB6unU4haaNDxNmLIdKu3Zds53QnQIfT4+F2jx jD8T26RBFb6c64AFcddqe/tkTrjiJ6Fksra715HUREyd2VnEb1XM05ju08lctlAKEqCT Pebw== X-Gm-Message-State: AOAM531G1OOJp/z5128K1YBV+k5w33DtJHFsSMA05f4hPjYVy23aDoPC CyuRqwuFp28ckIx6I6k1SJQ= X-Google-Smtp-Source: ABdhPJwNiE2Ba5A66eTVEdLqAWKmYI5rMLDUIsmfcF2G529UU5aO0hwhC2ISCZTWSC4j76AM8hkQ+g== X-Received: by 2002:a19:7408:: with SMTP id v8mr12332827lfe.508.1626546186467; Sat, 17 Jul 2021 11:23:06 -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 z20sm1409532ljk.123.2021.07.17.11.23.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 17 Jul 2021 11:23:06 -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 v5 06/12] dt-bindings: power: supply: smb347-charger: Document USB VBUS regulator Date: Sat, 17 Jul 2021 21:21:28 +0300 Message-Id: <20210717182134.30262-7-digetx@gmail.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210717182134.30262-1-digetx@gmail.com> References: <20210717182134.30262-1-digetx@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-usb@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