From patchwork Fri Aug 26 07:59:07 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 74775 Delivered-To: patch@linaro.org Received: by 10.140.29.52 with SMTP id a49csp190006qga; Fri, 26 Aug 2016 00:59:28 -0700 (PDT) X-Received: by 10.98.77.70 with SMTP id a67mr3474124pfb.151.1472198367978; Fri, 26 Aug 2016 00:59:27 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d186si20037255pfc.72.2016.08.26.00.59.27; Fri, 26 Aug 2016 00:59:27 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=neutral (body hash did not verify) header.i=@linaro.org; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=fail (p=NONE dis=NONE) header.from=linaro.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750947AbcHZH7R (ORCPT + 7 others); Fri, 26 Aug 2016 03:59:17 -0400 Received: from mail-lf0-f46.google.com ([209.85.215.46]:36193 "EHLO mail-lf0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750698AbcHZH7Q (ORCPT ); Fri, 26 Aug 2016 03:59:16 -0400 Received: by mail-lf0-f46.google.com with SMTP id g62so51076511lfe.3 for ; Fri, 26 Aug 2016 00:59:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=17kvatIVXHoebRfPnAZpJblvy4lHPsLHwklZ6qqvmz0=; b=TaEvmt82FGFi+Qx2SUVrx9/W9k4tIXdwtMPUKSvVwyqHdXN5i815BdxNPNWrf8ONUY COoXEZzRvjYoWuU76arN7M6yRmmTKMbqne6Jn3mwWEd+ZLfyJ1Kj5j0U4a6Be+m38dfB h7G8PiU4/XMosKcPUoynsL4O1/4Pzh/scRfEQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=17kvatIVXHoebRfPnAZpJblvy4lHPsLHwklZ6qqvmz0=; b=Ix5aHlNByVRhEEIzdFxmGeNpTeDgGNjvykEmColvp4xtjFUoOYLoBiRCrtV4yHU2R6 Vgg2SNuH0NA4Oc32OLMo6+/NlSrs34yKd2iQlT/O4/JWdy/HRcOBtu3Ujw9X+4kxO3CQ /SdsYS0EUomzvWClHwwgoGPNcQ2KxlEhgkv9PkwYAPPjwBdS0Hs/YAN4pt5v26rY72Xl m4SPMrnnmkNXHJogIcdNhG9XwyIY2GYxX3rKLagTgyWXFge/LZ8PGGsFSVNuWAfQjuDN rtr40Z7K9JRyZ0ByeE3yf3KVnc//nSNxamVvq9YWC1jhC0lIEiqpsHQBo2iTC0+kneSE e0Ew== X-Gm-Message-State: AE9vXwP38w4O4PHFRomWE6JE6kzT8w3OFTPD07OA8oqwifUpdk0FhfXd5PRCYUYvakzig5kQ X-Received: by 10.25.126.6 with SMTP id z6mr420255lfc.155.1472198354494; Fri, 26 Aug 2016 00:59:14 -0700 (PDT) Received: from linuslaptop.ideon.se ([85.235.10.227]) by smtp.gmail.com with ESMTPSA id 196sm3725998ljf.5.2016.08.26.00.59.13 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 26 Aug 2016 00:59:13 -0700 (PDT) From: Linus Walleij To: Jonathan Cameron , linux-iio@vger.kernel.org Cc: Linus Walleij , devicetree@vger.kernel.org, Peter Rosin Subject: [PATCH 1/2 v3] iio: gyro: Add MPU-3050 device tree bindings Date: Fri, 26 Aug 2016 09:59:07 +0200 Message-Id: <1472198348-31201-1-git-send-email-linus.walleij@linaro.org> X-Mailer: git-send-email 2.7.4 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This adds device tree bindings for the MPU-3050 gyroscope. Since it is the first set of bindings for a gyroscope, the folder for it is also created. Cc: devicetree@vger.kernel.org Cc: Peter Rosin Signed-off-by: Linus Walleij --- ChangeLog v2->v3: - Augmented device tree bindings to reflect Peter Rosins now merged I2C gate bindings. ChangeLog v1->v2: - Not yet convered to use i2c-gate as I'm waiting for that patch set to stabilize. --- .../bindings/iio/gyroscope/invensense,mpu3050.txt | 46 ++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt -- 2.7.4 -- 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/iio/gyroscope/invensense,mpu3050.txt b/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt new file mode 100644 index 000000000000..b0d3b59966bc --- /dev/null +++ b/Documentation/devicetree/bindings/iio/gyroscope/invensense,mpu3050.txt @@ -0,0 +1,46 @@ +Invensense MPU-3050 Gyroscope device tree bindings + +Required properties: + - compatible : should be "invensense,mpu3050" + - reg : the I2C address of the sensor + +Optional properties: + - interrupt-parent : should be the phandle for the interrupt controller + - interrupts : interrupt mapping for the trigger interrupt from the + internal oscillator. The following IRQ modes are supported: + IRQ_TYPE_EDGE_RISING, IRQ_TYPE_EDGE_FALLING, IRQ_TYPE_LEVEL_HIGH and + IRQ_TYPE_LEVEL_LOW. The driver should detect and configure the hardware + for the desired interrupt type. + - vdd-supply : supply regulator for the main power voltage. + - vlogic-supply : supply regulator for the signal voltage. + - mount-matrix : see iio/mount-matrix.txt + +Optional subnodes: + - The MPU-3050 will pass through and forward the I2C signals from the + incoming I2C bus, alternatively drive traffic to a slave device (usually + an accelerometer) on its own initiative. Therefore is supports a subnode + i2c gate node. For details see: i2c/i2c-gate.txt + +Example: + +mpu3050@68 { + compatible = "invensense,mpu3050"; + reg = <0x68>; + interrupt-parent = <&foo>; + interrupts = <12 IRQ_TYPE_EDGE_FALLING>; + vdd-supply = <&bar>; + vlogic-supply = <&baz>; + + /* External I2C interface */ + i2c-gate { + #address-cells = <1>; + #size-cells = <0>; + + fnord@18 { + compatible = "fnord"; + reg = <0x18>; + interrupt-parent = <&foo>; + interrupts = <13 IRQ_TYPE_EDGE_FALLING>; + }; + }; +};