From patchwork Tue Mar 10 21:27:24 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Belisko X-Patchwork-Id: 448720 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 4BB1A14009B for ; Wed, 11 Mar 2015 08:28:09 +1100 (AEDT) Authentication-Results: ozlabs.org; dkim=fail reason="verification failed; unprotected key" header.d=gmail.com header.i=@gmail.com header.b=pFKmk5Hz; dkim-adsp=none (unprotected policy); dkim-atps=neutral Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753576AbbCJV2C (ORCPT ); Tue, 10 Mar 2015 17:28:02 -0400 Received: from mail-wg0-f45.google.com ([74.125.82.45]:44218 "EHLO mail-wg0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753561AbbCJV16 (ORCPT ); Tue, 10 Mar 2015 17:27:58 -0400 Received: by wghl18 with SMTP id l18so4768046wgh.11; Tue, 10 Mar 2015 14:27:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references; bh=/fGNBxaOgzTlYv/JcHBAg/22hAUGVf4puYZ/HYGPnlM=; b=pFKmk5HzJzPZ/oHIkDDIboCOsvi5m60kWZnowVPV2eC1Nu18Qw9w8utDQgO3u56saY tym47IYS1Z2dsRCYt+Iu86hNOxnDQOvCuXEQmtI2nQAxWCkoz5JWHvKYPg6H8MHzQykC lF0lh9+KVwQRjmACm933XRRTsob9QTynfihXCIXzHrViOL8CnNq0NI17Fw/FqBD0gyaO DUIGEFA980+6++RgMEGfzdJ+Z5FzJLPg/J55w55t6eNOiTNojVF96Sg8066Y46gfBChP UusCZ00UFbnwoyrQt3rTkrKG/7kYi6HDL32wScCHXShl/Hp/rBpMVr+A6FFNfQ7XDdNr F9yA== X-Received: by 10.194.82.226 with SMTP id l2mr73539892wjy.11.1426022876978; Tue, 10 Mar 2015 14:27:56 -0700 (PDT) Received: from marek.lan (ip-85.163.101.103.o2inet.sk. [85.163.101.103]) by mx.google.com with ESMTPSA id nb18sm3311653wic.3.2015.03.10.14.27.52 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 10 Mar 2015 14:27:56 -0700 (PDT) From: Marek Belisko To: bcousson@baylibre.com, tony@atomide.com, sre@kernel.org, dbaryshkov@gmail.com, dwmw2@infradead.org Cc: robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, hns@goldelico.com, Marek Belisko Subject: [PATCH v4 3/6] Documentation: DT: Document twl4030-madc-battery bindings Date: Tue, 10 Mar 2015 22:27:24 +0100 Message-Id: <1426022847-30912-4-git-send-email-marek@goldelico.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1426022847-30912-1-git-send-email-marek@goldelico.com> References: <1426022847-30912-1-git-send-email-marek@goldelico.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Signed-off-by: Marek Belisko Acked-by: Tony Lindgren Signed-off-by: Pavel Machek --- .../bindings/power_supply/twl4030_madc_battery.txt | 43 ++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 Documentation/devicetree/bindings/power_supply/twl4030_madc_battery.txt diff --git a/Documentation/devicetree/bindings/power_supply/twl4030_madc_battery.txt b/Documentation/devicetree/bindings/power_supply/twl4030_madc_battery.txt new file mode 100644 index 0000000..d3dd9d8 --- /dev/null +++ b/Documentation/devicetree/bindings/power_supply/twl4030_madc_battery.txt @@ -0,0 +1,43 @@ +twl4030_madc_battery + +Required properties: + - compatible : "ti,twl4030-madc-battery" + - capacity-uah : battery capacity in uAh + - ti,volt-to-capacity-charging-map : list of voltage(mV):level(%) values + for charging calibration (see example) + - ti,volt-to-capacity-discharging-map : list of voltage(mV):level(%) values + for discharging calibration (see example) + - io-channels: Should contain IIO channel specifiers + for each element in io-channel-names. +- io-channel-names: Should contain the following values: + * "temp" - The ADC channel for temperature reading + * "ichg" - The ADC channel for battery charging status + * "vbat" - The ADC channel to measure the battery voltage + +Example: + madc-battery { + compatible = "ti,twl4030-madc-battery"; + capacity-uah = <1200000>; + ti,volt-to-capacity-charging-map = <4200 100>, + <4100 75>, + <4000 55>, + <3900 25>, + <3800 5>, + <3700 2>, + <3600 1>, + <3300 0>; + + ti,volt-to-capacity-discharging-map = <4200 100> + <4100 95>, + <4000 70>, + <3800 50>, + <3700 10>, + <3600 5>, + <3300 0>; + io-channels = <&twl_madc 1>, + <&twl_madc 10>, + <&twl_madc 12>; + io-channel-names = "temp", + "ichg", + "vbat"; + };