From patchwork Tue Jan 9 09:33:33 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Quentin Schulz X-Patchwork-Id: 123843 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp3809745qgn; Tue, 9 Jan 2018 01:44:05 -0800 (PST) X-Google-Smtp-Source: ACJfBot/55d8vlU6LbGRB7V9PisX1HwbBxLO19YP/b1eoOQ6wExY9X0HneKVdELPpmRTK3libCUp X-Received: by 10.101.81.135 with SMTP id h7mr11560108pgq.181.1515491045189; Tue, 09 Jan 2018 01:44:05 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1515491045; cv=none; d=google.com; s=arc-20160816; b=QKGymYi0YWLtczRpKbxK4Zpt8xUias0TdsHhRsE7TRDqok5vrEIbWIUEsNqKBXzehK 8FtohjeYKfygkpDsfAJjlQatdF0mEFcSIeRSDH8cQq+8czhWFqXN3GYwIIbSgj3TpQsF TApXbljbgLvM5U8RBX67wPOm9brzOiihT/WGzgy6QH8nluXh8pQACmOJYhEgukUhKkas tbXRLUczqRoxPAcXxdJyn1AhCNKoIEgC0clu8Nbwrz251RwXiKg7zDo+uuRSPqrxjke7 tjj6llQCboGx12zjaw3ILwUdd59LOPbLjWv322VVWdGU9jVG2+7rx+oKbMabxxhHZM+Z E3uQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:references :in-reply-to:message-id:date:subject:cc:to:from :arc-authentication-results; bh=YbjNi89GcjFM0G+BPqQgnafJp6Wi6Lzyjr3WznvWSs8=; b=cVFM3kfVZFdAJEn4oKVjeHKeinqd5KsW8Vb/71/1WKYJoBhyDgOEFGFuAhfz3V+oxP 9tebAfgYc8Wwcim66vcaMGZwLszRl96OfU+/2lTwBS4hb/QpS4RSUNA21E+Lzish4Qis F5NLU1kdeLR5tX/rlOA6Ayjn8+N3Ad4ENP+0MQYTrUz8oO0RqqS4kRh40oPUZ0HYAQ86 fzB+brj4kl/tlB7JyTnmsiPxhPzWRJ5mxfGCWYxrPgRd4ZmY3DDVVPhmyd0CVd5idkSr edu4mz+y2Wd18ZZPVHMJHX/zOJzyM+WoOcc1N8gXeHs7vKf0KmA1EeT9f6kwz6d474rG /NBg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id x76si2993607pgx.46.2018.01.09.01.44.04; Tue, 09 Jan 2018 01:44:05 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752711AbeAIJfH (ORCPT + 28 others); Tue, 9 Jan 2018 04:35:07 -0500 Received: from mail.free-electrons.com ([62.4.15.54]:45694 "EHLO mail.free-electrons.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752641AbeAIJfC (ORCPT ); Tue, 9 Jan 2018 04:35:02 -0500 Received: by mail.free-electrons.com (Postfix, from userid 110) id 9610B2064F; Tue, 9 Jan 2018 10:34:59 +0100 (CET) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on mail.free-electrons.com X-Spam-Level: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,SHORTCIRCUIT, URIBL_BLOCKED shortcircuit=ham autolearn=disabled version=3.4.0 Received: from localhost.localdomain (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id 2B15F20727; Tue, 9 Jan 2018 10:34:49 +0100 (CET) From: Quentin Schulz To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, robh+dt@kernel.org, mark.rutland@arm.com, wens@csie.org, sre@kernel.org, linux@armlinux.org.uk, maxime.ripard@free-electrons.com, lee.jones@linaro.org Cc: linux-iio@vger.kernel.org, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, thomas.petazzoni@free-electrons.com, linux-sunxi@googlegroups.com, Quentin Schulz Subject: [PATCH v2 02/16] dt-bindings: iio: adc: add binding for X-Powers AXP PMICs ADC Date: Tue, 9 Jan 2018 10:33:33 +0100 Message-Id: X-Mailer: git-send-email 2.14.1 In-Reply-To: References: In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Powers PMICs have several ADC channels that can be used for different purposes, e.g. PMIC internal temperature, battery voltage or AC current. This is the documentation for AXP209, AXP221/223 ADC bindings. Signed-off-by: Quentin Schulz --- Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt | 39 +++++++++- 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt -- git-series 0.9.1 diff --git a/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt new file mode 100644 index 0000000..ed6d04e --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt @@ -0,0 +1,39 @@ +* X-Powers AXP ADC bindings + +Required properties: + - compatible: should be one of: + - "x-powers,axp20x-adc", + - "x-powers,axp22x-adc", + - #io-channel-cells: should be 1, + +Example: + +&axp22x { + axp_adc: axp-adc { + compatible = "x-powers,axp22x-adc"; + #io-channel-cells = <1>; + }; +}; + +ADC channels and their indexes per variant: + +AXP209 +------ + 0 | acin_v + 1 | acin_i + 2 | vbus_v + 3 | vbus_i + 4 | pmic_temp + 5 | gpio0_v + 6 | gpio1_v + 7 | ipsout_v + 8 | batt_v + 9 | batt_chrg_i +10 | batt_dischrg_i + +AXP22x +------ + 0 | pmic_temp + 1 | batt_v + 2 | batt_chrg_i + 3 | batt_dischrg_i