From patchwork Fri Oct 9 14:41:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dan Murphy X-Patchwork-Id: 1379252 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=ti.com header.i=@ti.com header.a=rsa-sha256 header.s=ti-com-17Q1 header.b=eZKgqzau; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4C79k53pz3z9sTR for ; Sat, 10 Oct 2020 01:41:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388965AbgJIOlQ (ORCPT ); Fri, 9 Oct 2020 10:41:16 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:47316 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388848AbgJIOlP (ORCPT ); Fri, 9 Oct 2020 10:41:15 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 099EfDs7130278; Fri, 9 Oct 2020 09:41:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1602254473; bh=CqA3/3irziC+4BcEaHbe20GdHaKIvMNwdaUsujUpDGI=; h=From:To:CC:Subject:Date; b=eZKgqzau8RPAvbAm2vii+BVWsDl+rBQLSDnmtCYfZNPQXNazr3lUyaIaOaD6e9qaF mT6ORe6dBKzGIvWIxorC/gWl2xCE/qyDe9nx/jtH9MC056rm9ZFbl8TVR9PL/kBUYS au+PzXc7xhfblV01nDHNDGXMV72YXW674B6SGsiw= Received: from DFLE114.ent.ti.com (dfle114.ent.ti.com [10.64.6.35]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 099EfDlK079112 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Fri, 9 Oct 2020 09:41:13 -0500 Received: from DFLE106.ent.ti.com (10.64.6.27) by DFLE114.ent.ti.com (10.64.6.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Fri, 9 Oct 2020 09:41:13 -0500 Received: from fllv0039.itg.ti.com (10.64.41.19) by DFLE106.ent.ti.com (10.64.6.27) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Fri, 9 Oct 2020 09:41:13 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id 099EfDUY109157; Fri, 9 Oct 2020 09:41:13 -0500 From: Dan Murphy To: CC: , , , , Dan Murphy , Ricardo Rivera-Matos Subject: [PATCH v4 1/2] dt-bindings: power: Add the bq25790 dt bindings Date: Fri, 9 Oct 2020 09:41:11 -0500 Message-ID: <20201009144112.3007-1-dmurphy@ti.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add the bindings for the bq25790. Reviewed-by: Rob Herring Signed-off-by: Ricardo Rivera-Matos Signed-off-by: Dan Murphy --- .../bindings/power/supply/bq25790.yaml | 95 +++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/supply/bq25790.yaml diff --git a/Documentation/devicetree/bindings/power/supply/bq25790.yaml b/Documentation/devicetree/bindings/power/supply/bq25790.yaml new file mode 100644 index 000000000000..6d9178ce5a2b --- /dev/null +++ b/Documentation/devicetree/bindings/power/supply/bq25790.yaml @@ -0,0 +1,95 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2020 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/power/supply/bq25790.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: TI BQ25790 Switch Mode Buck-Boost Charger + +maintainers: + - Dan Murphy + +description: | + BQ25790 is a highly integrated switch-mode buck-boost charger for 1-4 cell + Li-ion batteries and Li-polymer batteries. The device charges a battery from a + wide range of input sources including legacy USB adapters to high voltage USB + PD adapters and traditional barrel adapters. + +allOf: + - $ref: power-supply.yaml# + +properties: + compatible: + enum: + - ti,bq25790 + - ti,bq25792 + + reg: + maxItems: 1 + + ti,watchdog-timeout-ms: + default: 0 + description: | + Watchdog timer in milli seconds. 0 (default) disables the watchdog. + minimum: 0 + maximum: 160000 + enum: [ 0, 500, 1000, 2000, 20000, 40000, 80000, 160000] + + input-voltage-limit-microvolt: + description: | + Minimum input voltage limit in micro volts with a 100000 micro volt step. + minimum: 3600000 + maximum: 22000000 + + input-current-limit-microamp: + description: | + Maximum input current limit in micro amps with a 100000 micro amp step. + minimum: 100000 + maximum: 3300000 + + monitored-battery: + $ref: /schemas/types.yaml#/definitions/phandle + description: phandle to the battery node being monitored + + interrupts: + maxItems: 1 + description: | + Interrupt sends an active low, 256 μs pulse to host to report the charger + device status and faults. + +required: + - compatible + - reg + - monitored-battery + +unevaluatedProperties: false + +examples: + - | + bat: battery { + compatible = "simple-battery"; + constant-charge-current-max-microamp = <2000000>; + constant-charge-voltage-max-microvolt = <4200000>; + precharge-current-microamp = <160000>; + charge-term-current-microamp = <160000>; + }; + #include + #include + i2c0 { + #address-cells = <1>; + #size-cells = <0>; + + bq25790: charger@6b { + compatible = "ti,bq25790"; + reg = <0x6b>; + interrupt-parent = <&gpio1>; + interrupts = <16 IRQ_TYPE_EDGE_FALLING>; + ti,watchdog-timeout-ms = <2000>; + input-current-limit-microamp = <3000000>; + input-voltage-limit-microvolt = <4500000>; + monitored-battery = <&bat>; + }; + }; + +...