From patchwork Wed Dec 2 21:13:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linus Walleij X-Patchwork-Id: 11947193 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A175DC71155 for ; Wed, 2 Dec 2020 21:15:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4E2F320758 for ; Wed, 2 Dec 2020 21:15:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727875AbgLBVOv (ORCPT ); Wed, 2 Dec 2020 16:14:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49388 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727735AbgLBVOv (ORCPT ); Wed, 2 Dec 2020 16:14:51 -0500 Received: from mail-lj1-x243.google.com (mail-lj1-x243.google.com [IPv6:2a00:1450:4864:20::243]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ECEF1C061A47 for ; Wed, 2 Dec 2020 13:14:04 -0800 (PST) Received: by mail-lj1-x243.google.com with SMTP id q8so12909ljc.12 for ; Wed, 02 Dec 2020 13:14:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=q7NYbtygyTG1IxGitcusZU9KV5ZRKQvC8eHatcLLmcQ=; b=lm0uI04I6ie4yuEnn9qyEEMy0ecFrzKrgmaqVCQ5QyOgefZdlHK/dLfrAjtZbmyvH9 Sh5PZZhrqq+4jXXem32D7ofYM/6XW4IfqZZxivpbdc3JZO56akstmP10GCZK2ARXwlJ3 1o5T2PU1BzaIW2lS6e+24K0N3ynRCYANv03c4UyN+R3WGgMw6PvwhL8o/xAm6DGecpkX IJlGxmXCshuA8E/KmVTIOnKWbqA5Mg5sowSbvouyBO+JLgtW12NNcLn+GUz/UsjOk4dD w+tnBCEGIbjK7xcX4owu8y9lK/O20fYQszYMik3wAiGDntgqwhU1hHbmX34wvijDGBJJ ETIA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=q7NYbtygyTG1IxGitcusZU9KV5ZRKQvC8eHatcLLmcQ=; b=EfM3uoFiqEEBj0GqtpuirUpO8hLYMwHeqpSr6BuprlVZMkQb45Ib7tHIqHMdXk9juK ZtO0R4nLX8ql06GjLL/reWTio8if0a0D6KQ+R1quZSHWE1rleAjiudNkfP7C6ObXwK1k FShKJxizGMPVJsKCi03r4DKNE6GXkyJMCbq974wSXjooGAWgIGZHzocxMZdP8wuwFXMt pM0VhAE0WDBC+Wx+WEjCkliqxHrPVa19L9ucL4RJ6HUUedKUr1RGY0PI1Y5iP0N8wGw+ 6tUQYhfMsKsuw0PW5BrGLWlPrKdRduB6ITs7XMpFVzHmzxE9NiW60kYA5/WCXPdc8WNd 5i1g== X-Gm-Message-State: AOAM532FSEGd1tdVwIshXt7CCX9FTEd5VDjNxB+qEvLQC8nBaEN7K5So vz7MdQ5vz55OC4DJ9SxNQ2YdkA== X-Google-Smtp-Source: ABdhPJxMm2Yjz1PLVYDFsrPz3j7SrUUgM32bdxWKBrQDdDkqC5yjxnKCGU81tBt4g/8xpJ7gbj43rQ== X-Received: by 2002:a2e:87cc:: with SMTP id v12mr2205830ljj.458.1606943643339; Wed, 02 Dec 2020 13:14:03 -0800 (PST) Received: from localhost.bredbandsbolaget (c-92d7225c.014-348-6c756e10.bbcust.telenor.se. [92.34.215.146]) by smtp.gmail.com with ESMTPSA id z16sm960637ljc.27.2020.12.02.13.14.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 02 Dec 2020 13:14:02 -0800 (PST) From: Linus Walleij To: Jonathan Cameron , linux-iio@vger.kernel.org Cc: Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler , Linus Walleij , devicetree@vger.kernel.org Subject: [PATCH] iio: st-sensors: Convert bindings to YAML Date: Wed, 2 Dec 2020 22:13:58 +0100 Message-Id: <20201202211358.1517554-1-linus.walleij@linaro.org> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Convert this large binding to YAML. It is pretty simple in it's basic form but the devil is in the details. Some -if restrictions painstakingly created by reading through all the datasheets. Cc: devicetree@vger.kernel.org Signed-off-by: Linus Walleij Reviewed-by: Rob Herring --- .../devicetree/bindings/iio/st-sensors.txt | 82 ------- .../devicetree/bindings/iio/st-sensors.yaml | 213 ++++++++++++++++++ 2 files changed, 213 insertions(+), 82 deletions(-) delete mode 100644 Documentation/devicetree/bindings/iio/st-sensors.txt create mode 100644 Documentation/devicetree/bindings/iio/st-sensors.yaml diff --git a/Documentation/devicetree/bindings/iio/st-sensors.txt b/Documentation/devicetree/bindings/iio/st-sensors.txt deleted file mode 100644 index 3213599c5071..000000000000 --- a/Documentation/devicetree/bindings/iio/st-sensors.txt +++ /dev/null @@ -1,82 +0,0 @@ -STMicroelectronics MEMS sensors - -The STMicroelectronics sensor devices are pretty straight-forward I2C or -SPI devices, all sharing the same device tree descriptions no matter what -type of sensor it is. - -Required properties: -- compatible: see the list of valid compatible strings below -- reg: the I2C or SPI address the device will respond to - -Optional properties: -- vdd-supply: an optional regulator that needs to be on to provide VDD - power to the sensor. -- vddio-supply: an optional regulator that needs to be on to provide the - VDD IO power to the sensor. -- st,drdy-int-pin: the pin on the package that will be used to signal - "data ready" (valid values: 1 or 2). This property is not configurable - on all sensors. -- drive-open-drain: the interrupt/data ready line will be configured - as open drain, which is useful if several sensors share the same - interrupt line. (This binding is taken from pinctrl/pinctrl-bindings.txt) - This is a boolean property. - -Sensors may also have applicable pin control settings, those use the -standard bindings from pinctrl/pinctrl-bindings.txt. - -Valid compatible strings: - -Accelerometers: -- st,lis3lv02d (deprecated, use st,lis3lv02dl-accel) -- st,lis302dl-spi (deprecated, use st,lis3lv02dl-accel) -- st,lis3lv02dl-accel -- st,lsm303dlh-accel -- st,lsm303dlhc-accel -- st,lis3dh-accel -- st,lsm330d-accel -- st,lsm330dl-accel -- st,lsm330dlc-accel -- st,lis331dl-accel -- st,lis331dlh-accel -- st,lsm303dl-accel -- st,lsm303dlm-accel -- st,lsm330-accel -- st,lsm303agr-accel -- st,lis2dh12-accel -- st,h3lis331dl-accel -- st,lng2dm-accel -- st,lis3l02dq -- st,lis2dw12 -- st,lis3dhh -- st,lis3de -- st,lis2de12 -- st,lis2hh12 - -Gyroscopes: -- st,l3g4200d-gyro -- st,lsm330d-gyro -- st,lsm330dl-gyro -- st,lsm330dlc-gyro -- st,l3gd20-gyro -- st,l3gd20h-gyro -- st,l3g4is-gyro -- st,lsm330-gyro -- st,lsm9ds0-gyro - -Magnetometers: -- st,lsm303agr-magn -- st,lsm303dlh-magn -- st,lsm303dlhc-magn -- st,lsm303dlm-magn -- st,lis3mdl-magn -- st,lis2mdl -- st,lsm9ds1-magn - -Pressure sensors: -- st,lps001wp-press -- st,lps25h-press -- st,lps331ap-press -- st,lps22hb-press -- st,lps33hw -- st,lps35hw -- st,lps22hh diff --git a/Documentation/devicetree/bindings/iio/st-sensors.yaml b/Documentation/devicetree/bindings/iio/st-sensors.yaml new file mode 100644 index 000000000000..6435bbedfd9a --- /dev/null +++ b/Documentation/devicetree/bindings/iio/st-sensors.yaml @@ -0,0 +1,213 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iio/st-sensors.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: STMicroelectronics MEMS Sensors + +description: The STMicroelectronics sensor devices are pretty straight-forward + I2C or SPI devices, all sharing the same device tree descriptions no matter + what type of sensor it is. + +maintainers: + - Linus Walleij + +properties: + compatible: + oneOf: + - description: STMicroelectronics Accelerometers + enum: + - st,h3lis331dl-accel + - st,lis2de12 + - st,lis2dw12 + - st,lis2hh12 + - st,lis2dh12-accel + - st,lis331dl-accel + - st,lis331dlh-accel + - st,lis3de + - st,lis3dh-accel + - st,lis3dhh + - st,lis3l02dq + - st,lis3lv02dl-accel + - st,lng2dm-accel + - st,lsm303agr-accel + - st,lsm303dl-accel + - st,lsm303dlh-accel + - st,lsm303dlhc-accel + - st,lsm303dlm-accel + - st,lsm330-accel + - st,lsm330d-accel + - st,lsm330dl-accel + - st,lsm330dlc-accel + - description: STMicroelectronics Gyroscopes + enum: + - st,l3g4200d-gyro + - st,l3g4is-gyro + - st,l3gd20-gyro + - st,l3gd20h-gyro + - st,lsm330-gyro + - st,lsm330d-gyro + - st,lsm330dl-gyro + - st,lsm330dlc-gyro + - st,lsm9ds0-gyro + - description: STMicroelectronics Magnetometers + enum: + - st,lis2mdl + - st,lis3mdl-magn + - st,lsm303agr-magn + - st,lsm303dlh-magn + - st,lsm303dlhc-magn + - st,lsm303dlm-magn + - st,lsm9ds1-magn + - description: STMicroelectronics Pressure Sensors + enum: + - st,lps001wp-press + - st,lps22hb-press + - st,lps22hh + - st,lps25h-press + - st,lps331ap-press + - st,lps33hw + - st,lps35hw + - description: Deprecated bindings + enum: + - st,lis302dl-spi + - st,lis3lv02d + deprecated: true + + reg: + maxItems: 1 + + interrupts: + description: interrupt line(s) connected to the DRDY line(s) and/or the + Intertial interrupt lines INT1 and INT2 if these exist. This means up to + three interrupts, and the DRDY must be the first one if it exists on + the package. The trigger edge of the interrupts is sometimes software + configurable in the hardware so the operating system should parse this + flag and set up the trigger edge as indicated in the device tree. + minItems: 1 + maxItems: 2 + + vdd-supply: true + vddio-supply: true + + st,drdy-int-pin: + $ref: /schemas/types.yaml#/definitions/uint32 + maxItems: 1 + description: the pin on the package that will be used to signal + "data ready" (valid values 1 or 2). This property is not configurable + on all sensors. + items: + minimum: 1 + maximum: 2 + + drive-open-drain: + type: boolean + description: the interrupt/data ready line will be configured + as open drain, which is useful if several sensors share the same + interrupt line. (This binding is taken from pinctrl.) + + mount-matrix: + description: an optional 3x3 mounting rotation matrix. + +allOf: + - if: + properties: + compatible: + enum: + # These have no interrupts + - st,lps001wp + then: + properties: + interrupts: false + st,drdy-int-pin: false + drive-open-drain: false + + - if: + properties: + compatible: + enum: + # These have only DRDY + - st,lis2mdl + - st,lis3l02dq + - st,lis3lv02dl-accel + - st,lps22hb-press + - st,lps22hh + - st,lps25h-press + - st,lps33hw + - st,lps35hw + - st,lsm303agr-magn + - st,lsm303dlh-magn + - st,lsm303dlhc-magn + - st,lsm303dlm-magn + then: + properties: + interrupts: + maxItems: 1 + st,drdy-int-pin: false + + - if: + properties: + compatible: + enum: + # Two intertial interrupts i.e. accelerometer/gyro interrupts + - st,h3lis331dl-accel + - st,l3g4200d-gyro + - st,l3g4is-gyro + - st,l3gd20-gyro + - st,l3gd20h-gyro + - st,lis2de12 + - st,lis2dw12 + - st,lis2hh12 + - st,lis2dh12-accel + - st,lis331dl-accel + - st,lis331dlh-accel + - st,lis3de + - st,lis3dh-accel + - st,lis3dhh + - st,lis3mdl-magn + - st,lng2dm-accel + - st,lps331ap-press + - st,lsm303agr-accel + - st,lsm303dlh-accel + - st,lsm303dlhc-accel + - st,lsm303dlm-accel + - st,lsm330-accel + - st,lsm330-gyro + - st,lsm330d-accel + - st,lsm330d-gyro + - st,lsm330dl-accel + - st,lsm330dl-gyro + - st,lsm330dlc-accel + - st,lsm330dlc-gyro + - st,lsm9ds0-gyro + - st,lsm9ds1-magn + then: + properties: + interrupts: + maxItems: 2 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + #include + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + + accelerometer@1c { + compatible = "st,lis331dl-accel"; + reg = <0x1c>; + st,drdy-int-pin = <1>; + vdd-supply = <&ldo1>; + vddio-supply = <&ldo2>; + interrupt-parent = <&gpio>; + interrupts = <18 IRQ_TYPE_EDGE_RISING>, <19 IRQ_TYPE_EDGE_RISING>; + }; + };