From patchwork Mon Jan 2 16:37:01 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Quentin Schulz X-Patchwork-Id: 9493859 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 231CB60414 for ; Mon, 2 Jan 2017 16:40:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1586924560 for ; Mon, 2 Jan 2017 16:40:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0A0B2266F3; Mon, 2 Jan 2017 16:40:16 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id C3BB124560 for ; Mon, 2 Jan 2017 16:40:15 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cO5dP-0004iU-3z; Mon, 02 Jan 2017 16:38:55 +0000 Received: from mail.free-electrons.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.85_2 #1 (Red Hat Linux)) id 1cO5cq-0004XL-M1 for linux-arm-kernel@lists.infradead.org; Mon, 02 Jan 2017 16:38:23 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 1D7E020705; Mon, 2 Jan 2017 17:38:00 +0100 (CET) Received: from qschulz.home (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.free-electrons.com (Postfix) with ESMTPSA id A2821206A8; Mon, 2 Jan 2017 17:37:59 +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 Subject: [PATCH 01/22] dt-bindings: iio: adc: add AXP20X/AXP22X ADC DT binding Date: Mon, 2 Jan 2017 17:37:01 +0100 Message-Id: <20170102163723.7939-2-quentin.schulz@free-electrons.com> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20170102163723.7939-1-quentin.schulz@free-electrons.com> References: <20170102163723.7939-1-quentin.schulz@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170102_083820_971197_66C21BFA X-CRM114-Status: GOOD ( 11.29 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thomas.petazzoni@free-electrons.com, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Quentin Schulz , bonbons@linux-vserver.org, icenowy@aosc.xyz, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP The X-Powers AXP20X and AXP22X PMICs have multiple ADCs. They expose the battery voltage, battery charge and discharge currents, AC-in and VBUS voltages and currents, 2 GPIOs muxable in ADC mode and PMIC temperature. This adds the device tree binding documentation for the X-Powers AXP20X and AXP22X PMICs ADCs. Signed-off-by: Quentin Schulz Acked-by: Rob Herring Acked-by: Chen-Yu Tsai Acked-by: Maxime Ripard --- .../devicetree/bindings/iio/adc/axp20x_adc.txt | 24 ++++++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt 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..1b60065 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/adc/axp20x_adc.txt @@ -0,0 +1,24 @@ +X-Powers AXP20X and AXP22X PMIC Analog to Digital Converter (ADC) + +The X-Powers AXP20X and AXP22X PMICs have multiple ADCs. They expose the +battery voltage, battery charge and discharge currents, AC-in and VBUS +voltages and currents, 2 GPIOs muxable in ADC mode and PMIC temperature. + +The AXP22X PMICs do not have all ADCs of the AXP20X though. + +Required properties: + - compatible, one of: + "x-powers,axp209-adc" + "x-powers,axp221-adc" + - #io-channel-cells = <1>; + +This is a subnode of the AXP20X PMIC. + +Example: + +&axp209 { + axp209_adc: axp209_adc { + compatible = "x-powers,axp209-adc"; + #io-channel-cells = <1>; + }; +};