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[2620:137:e000::1:20]) by mx.google.com with ESMTP id k12-20020a65434c000000b004fbb1ffaf6dsi7706883pgq.448.2023.03.05.17.46.13; Sun, 05 Mar 2023 17:46:25 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229701AbjCFBNL (ORCPT + 99 others); Sun, 5 Mar 2023 20:13:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45390 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229609AbjCFBNI (ORCPT ); Sun, 5 Mar 2023 20:13:08 -0500 Received: from mg.richtek.com (mg.richtek.com [220.130.44.152]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 614DD4C38; Sun, 5 Mar 2023 17:13:05 -0800 (PST) X-MailGates: (flag:4,DYNAMIC,BADHELO,RELAY,NOHOST:PASS)(compute_score:DE LIVER,40,3) Received: from 192.168.10.47 by mg.richtek.com with MailGates ESMTP Server V5.0(16304:0:AUTH_RELAY) (envelope-from ); Mon, 06 Mar 2023 09:12:55 +0800 (CST) Received: from ex4.rt.l (192.168.10.47) by ex4.rt.l (192.168.10.47) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.25; Mon, 6 Mar 2023 09:12:54 +0800 Received: from linuxcarl2.richtek.com (192.168.10.154) by ex4.rt.l (192.168.10.45) with Microsoft SMTP Server id 15.2.1118.25 via Frontend Transport; Mon, 6 Mar 2023 09:12:54 +0800 From: To: , , CC: , , , , , Subject: [PATCH RESEND v4 1/3] dt-bindings: power: supply: Add Richtek RT9759 smart cap divider charger Date: Mon, 6 Mar 2023 09:12:50 +0800 Message-ID: <1678065172-20085-1-git-send-email-cy_huang@richtek.com> X-Mailer: git-send-email 1.8.3.1 MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1759580977443931568?= X-GMAIL-MSGID: =?utf-8?q?1759580977443931568?= From: ChiYuan Huang Add bindings for the Richtek RT9759 smart cap divider charger. Signed-off-by: ChiYuan Huang Reviewed-by: Rob Herring --- Since v2 - Add Reviewed-by tag for dt-binding patch --- .../bindings/power/supply/richtek,rt9759.yaml | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/supply/richtek,rt9759.yaml diff --git a/Documentation/devicetree/bindings/power/supply/richtek,rt9759.yaml b/Documentation/devicetree/bindings/power/supply/richtek,rt9759.yaml new file mode 100644 index 00000000..04fc6b0 --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/richtek,rt9759.yaml @@ -0,0 +1,61 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/power/supply/richtek,rt9759.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Richtek RT9759 Smart Cap Divider Charger + +maintainers: + - ChiYuan Huang + +description: | + The RT9759 is a high efficiency and high charge current charger. + The efficiency is up to 97.8% when VBAT = 4.2V, IBAT = 2.5A and the maximum + charge current is up to 8A. The device integrates smart cap divider topology + with dual phase charge pump core. The ADCs provide input and output voltage, + current and temperature information to monitor the whole charging process. + + Datasheet is available at + https://www.richtek.com/assets/product_file/RT9759/DS9759-02.pdf + +properties: + compatible: + enum: + - richtek,rt9759 + + reg: + maxItems: 1 + + wakeup-source: true + + interrupts: + maxItems: 1 + + shunt-resistor-micro-ohms: + description: Battery current sense resistor mounted. + default: 2000 + +required: + - compatible + - reg + - wakeup-source + - interrupts + +additionalProperties: false + +examples: + - | + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + + charger@66 { + compatible = "richtek,rt9759"; + reg = <0x66>; + wakeup-source; + interrupts-extended = <&gpio_intc 32 IRQ_TYPE_EDGE_FALLING>; + shunt-resistor-micro-ohms = <5000>; + }; + };