From patchwork Mon Jul 13 23:39:30 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Bird X-Patchwork-Id: 494823 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3BFD81402CC for ; Tue, 14 Jul 2015 09:39:47 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752169AbbGMXjp (ORCPT ); Mon, 13 Jul 2015 19:39:45 -0400 Received: from seldrel01.sonyericsson.com ([37.139.156.2]:1050 "EHLO seldrel01.sonyericsson.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751994AbbGMXjp (ORCPT ); Mon, 13 Jul 2015 19:39:45 -0400 From: Tim Bird To: , , , CC: , , , , , , Tim Bird Subject: [PATCH 1/3] ARM: dts: qcom: Add binding for the qcom coincell charger Date: Mon, 13 Jul 2015 16:39:30 -0700 Message-ID: <1436830772-32632-1-git-send-email-tim.bird@sonymobile.com> X-Mailer: git-send-email 1.8.2.2 MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This binding is used to configure the driver for the coincell charger found in Qualcomm PMICs. Signed-off-by: Tim Bird --- .../bindings/power/qcom,coincell-charger.txt | 44 ++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/power/qcom,coincell-charger.txt -- 1.8.2.2 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/Documentation/devicetree/bindings/power/qcom,coincell-charger.txt b/Documentation/devicetree/bindings/power/qcom,coincell-charger.txt new file mode 100644 index 0000000..bf39e2a --- /dev/null +++ b/Documentation/devicetree/bindings/power/qcom,coincell-charger.txt @@ -0,0 +1,44 @@ +Qualcomm Coincell Charger: + +The hardware block controls charging for a coincell or capacitor that is +used to provide power backup for certain features of the power management +IC (PMIC) + +- compatible: + Usage: required + Value type: + Definition: must be: "qcom,pm8941-coincell" + +- reg: + Usage: required + Value type: + Definition: base address of the coincell charger registers + +- qcom,rset-ohms: + Usage: required + Value type: + Definition: resistance (in ohms) for current-limiting resistor + must be one of: 800, 1200, 1700, 2100 + +- qcom,vset-millivolts: + Usage: required + Value type: + Definition: voltage (in millivolts) to apply for charging + must be one of: 2500, 3000, 3100, 3200 + +- qcom,charge-enable: + Usage: optional + Value type: or + Definition: definining this property, with an optional non-zero + value, enables charging + +Examples: + + qcom,coincell@2800 { + compatible = "qcom,pm8941-coincell"; + reg = <0x2800>; + + qcom,rset-ohms = <2100>; + qcom,vset-millivolts = <3000>; + qcom,charge-enable; + };