From patchwork Mon May 18 13:33:46 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Albrieux X-Patchwork-Id: 200406 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, 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 31142C433E3 for ; Mon, 18 May 2020 13:35:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0F13420842 for ; Mon, 18 May 2020 13:35:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="S+Ml6WrR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728048AbgERNf6 (ORCPT ); Mon, 18 May 2020 09:35:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49232 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727020AbgERNf5 (ORCPT ); Mon, 18 May 2020 09:35:57 -0400 Received: from mail-wm1-x341.google.com (mail-wm1-x341.google.com [IPv6:2a00:1450:4864:20::341]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 40BB6C061A0C; Mon, 18 May 2020 06:35:57 -0700 (PDT) Received: by mail-wm1-x341.google.com with SMTP id m185so5555614wme.3; Mon, 18 May 2020 06:35:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=PioGi4Hba7haqtg57rWfjXP/P5pE/B0GcbWPRGco23Y=; b=S+Ml6WrRLqg6BM1/mDF4puVQrVbH8Y5rpjUv8HITzdMUF+KqbmNzkWGIupu3FTkGxx p16PZGgVD333x/6pIqSt9Ia7pq7U2VazHhU+yDww+QzGzCdXIbaaLh6S1oKbTZTebc8J C5MpWIh2Zlw8IxEBHf6JjftTM9jejh7mVlu5ALTi6oXKlycAapdEyd7NSRpyG/iBWpqk /DBlX8hFhOdFY4j7tKagGkDJH1sbUdKNOtCe3Z5OpGaOXQF4J+fns71mNwnm0aEIIgBR HkfJDvkOtM5KEt4PKl+WSUgAap28oyH2K0ebqQ4xu0zzL6p6HoV76MFxa/8wPm3uSK80 KrmQ== 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:in-reply-to :references; bh=PioGi4Hba7haqtg57rWfjXP/P5pE/B0GcbWPRGco23Y=; b=rHZJKgfNXd9NN9Hiwp7/QSsLeMRIB4fsPtlvJaQxUZkorlJkhxoGviaiJQooiQ3HWL qw+lsebOQpJE0w4ktqyoYDpad8ggv9FGEpo9cxseTxnBNfXheL9W87tr2MzQrGeNDb/q 55qje/qsh5wkuknjT/WVQHUp5gV94XLVQMZxbtth9r/Y/Mcs7ZDfuYxWXmzlx9yWNW6r FNQCLgmS8BSRxN0lXbKslP4PmYUcZm5ViXJ03da5Fp+x9FqB1GcK72MEArrGRTzsime6 TtkLY5K2kFRJsqbxAU9vBrr+cOa0QvAjkSFhmc1nzdbIJTn8s4nha14h/YRzzomgcpYx EdeQ== X-Gm-Message-State: AOAM532LrqzBihrZprZmuf7wTWMCvexl5OlcHTBNJQFjA6DXDLwmuu38 rts6Nt65W3BX7fFjMdZTPCa0aBdyRvs= X-Google-Smtp-Source: ABdhPJyd4EZlt8dwOJxsGSLXim8mpRadmCh2WrANQCKWgJg9pdQrrPR+PaKf8P2kfm0qQcCLTO7mnw== X-Received: by 2002:a1c:1d12:: with SMTP id d18mr18829700wmd.109.1589808955111; Mon, 18 May 2020 06:35:55 -0700 (PDT) Received: from ict14-OptiPlex-980.kataweb.it ([178.23.248.46]) by smtp.googlemail.com with ESMTPSA id l19sm17086772wmj.14.2020.05.18.06.35.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 May 2020 06:35:54 -0700 (PDT) From: Jonathan Albrieux To: linux-kernel@vger.kernel.org Cc: Jonathan Albrieux , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), Hartmut Knaack , Lars-Peter Clausen , linux-iio@vger.kernel.org (open list:IIO SUBSYSTEM AND DRIVERS), Peter Meerwald-Stadler , Jonathan Cameron , Rob Herring Subject: [PATCH 2/4] dt-bindings: iio: imu: bmi160: add regulators and mount-matrix Date: Mon, 18 May 2020 15:33:46 +0200 Message-Id: <20200518133358.18978-3-jonathan.albrieux@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200518133358.18978-1-jonathan.albrieux@gmail.com> References: <20200518133358.18978-1-jonathan.albrieux@gmail.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add vdd-supply and vddio-supply support. Add mount-matrix support. Signed-off-by: Jonathan Albrieux --- .../devicetree/bindings/iio/imu/bmi160.yaml | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/imu/bmi160.yaml b/Documentation/devicetree/bindings/iio/imu/bmi160.yaml index 6b464ce5ed0b..5b13af7a209f 100644 --- a/Documentation/devicetree/bindings/iio/imu/bmi160.yaml +++ b/Documentation/devicetree/bindings/iio/imu/bmi160.yaml @@ -46,6 +46,21 @@ properties: set if the specified interrupt pin should be configured as open drain. If not set, defaults to push-pull. + vdd-supply: + maxItems: 1 + description: | + an optional regulator that needs to be on to provide VDD power to + the sensor. + + vddio-supply: + maxItems: 1 + description: | + an optional regulator that needs to be on to provide the VDD IO power to + the sensor. + + mount-matrix: + description: an optional 3x3 mounting rotation matrix + required: - compatible - reg @@ -61,9 +76,15 @@ examples: bmi160@68 { compatible = "bosch,bmi160"; reg = <0x68>; + vdd-supply = <&pm8916_l17>; + vddio-supply = <&pm8916_l6>; interrupt-parent = <&gpio4>; interrupts = <12 1>; interrupt-names = "INT1"; + mount-matrix = "0", "1", "0", + "-1", "0", "0", + "0", "0", "1"; + }; }; - | // Example for SPI From patchwork Mon May 18 13:33:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Albrieux X-Patchwork-Id: 200405 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 EC120C433E1 for ; Mon, 18 May 2020 13:36:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CA50A2065F for ; Mon, 18 May 2020 13:36:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ZwMrnn+t" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727911AbgERNgF (ORCPT ); Mon, 18 May 2020 09:36:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727020AbgERNgE (ORCPT ); Mon, 18 May 2020 09:36:04 -0400 Received: from mail-wm1-x341.google.com (mail-wm1-x341.google.com [IPv6:2a00:1450:4864:20::341]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F28AFC061A0C; Mon, 18 May 2020 06:36:03 -0700 (PDT) Received: by mail-wm1-x341.google.com with SMTP id z72so10464856wmc.2; Mon, 18 May 2020 06:36:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=EeNFiJ1FC5DZjuSZh9hyKMC8Zinmtds/VmAwu1z5abo=; b=ZwMrnn+to6VQMkNjzZOwmfTwwkBqR7cX5q6nH+k6TuYBxihJ93+aqwF9C2LSPaVxcD 1dpP9uOp5g30ttImSR5urNvNejLoJ5+HH69IYD58CI5jeWLR/RWRlVqGn4WC1rpofCtl x8cbxbGT0nSGSnCDXF3BgvysqAlQc1dM5JWG9l10bUFvdc/SxphI+WNyl65Lw4dDkA+W ho3ZU04ZRPe9pkmJJjKbL8+VwixocTfKkMbOjkBeYGU1mMZJ2EDAmtDiU1HQtBUc6fPf jxPlHdqMRH6Q7wN7+sAlEZbSD9xq8ZKZGQB9h1QeAffqEO59jHzXH/AmJcKbCLs14EYp Mp7Q== 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:in-reply-to :references; bh=EeNFiJ1FC5DZjuSZh9hyKMC8Zinmtds/VmAwu1z5abo=; b=e8euYzWSEcTzWo6qmaAAmV8dRdahdQ1ZlYVMAf8YztAe2b1pNEn5N6T9IJ56BFjG56 lxi3eyMBsgdHTbDtrr7WzJYUvxnYWKJFFm8L/oXEkQZUB9Obtxbj0EeJAYG3sz4Bk2b9 RvbvJZcj30k8TnUeL6+9XOlSv8BTpOevQd0jf2mh+6o3iGp4WXcnF6XZx4vQlg++FlKA 8ESBBGvFwvWO/11q9yACKg3ikx2xJEXVYpJSJljp2BWlGWtrbP32lfDYOeArOawnmEpx wvqvnX2q6Yun6/gipGU+fvrnQFqeYI4OyjtIYbOliWoui0KMq7mHal/itkHPSXgFZhCS Zo/w== X-Gm-Message-State: AOAM5308V6p2hhppXVtCUQeH4SYOaWoK++A65BuKT25wNQlJtUM2kSHW glWLp+jE0X9PHzlPYpBxChS7Ypc1bCQ= X-Google-Smtp-Source: ABdhPJzewy/2r3VFYMjprFF3FTgffZFTtGs+QntmBmtQsjKWVhSkrgTScldbQh2bVXN3KBi0R1OTbA== X-Received: by 2002:a1c:7f4e:: with SMTP id a75mr19045184wmd.94.1589808962216; Mon, 18 May 2020 06:36:02 -0700 (PDT) Received: from ict14-OptiPlex-980.kataweb.it ([178.23.248.46]) by smtp.googlemail.com with ESMTPSA id l19sm17086772wmj.14.2020.05.18.06.36.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 May 2020 06:36:01 -0700 (PDT) From: Jonathan Albrieux To: linux-kernel@vger.kernel.org Cc: Jonathan Albrieux , devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS), Hartmut Knaack , Lars-Peter Clausen , linux-iio@vger.kernel.org (open list:IIO SUBSYSTEM AND DRIVERS), Peter Meerwald-Stadler , Jonathan Cameron Subject: [PATCH 4/4] iio: imu: bmi160: added mount-matrix support Date: Mon, 18 May 2020 15:33:48 +0200 Message-Id: <20200518133358.18978-5-jonathan.albrieux@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200518133358.18978-1-jonathan.albrieux@gmail.com> References: <20200518133358.18978-1-jonathan.albrieux@gmail.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add mount-matrix binding support. As chip could have different orientations a mount matrix support is needed to correctly translate these differences Signed-off-by: Jonathan Albrieux --- drivers/iio/imu/bmi160/bmi160.h | 1 + drivers/iio/imu/bmi160/bmi160_core.c | 20 ++++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/drivers/iio/imu/bmi160/bmi160.h b/drivers/iio/imu/bmi160/bmi160.h index 923c3b274fde..a82e040bd109 100644 --- a/drivers/iio/imu/bmi160/bmi160.h +++ b/drivers/iio/imu/bmi160/bmi160.h @@ -9,6 +9,7 @@ struct bmi160_data { struct regmap *regmap; struct iio_trigger *trig; struct regulator_bulk_data supplies[2]; + struct iio_mount_matrix orientation; }; extern const struct regmap_config bmi160_regmap_config; diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c index 9bbe0d8e6720..78c8ca962359 100644 --- a/drivers/iio/imu/bmi160/bmi160_core.c +++ b/drivers/iio/imu/bmi160/bmi160_core.c @@ -110,6 +110,7 @@ .storagebits = 16, \ .endianness = IIO_LE, \ }, \ + .ext_info = bmi160_ext_info, \ } /* scan indexes follow DATA register order */ @@ -265,6 +266,20 @@ static const struct bmi160_odr_item bmi160_odr_table[] = { }, }; +static const struct iio_mount_matrix * +bmi160_get_mount_matrix(const struct iio_dev *indio_dev, + const struct iio_chan_spec *chan) +{ + struct bmi160_data *data = iio_priv(indio_dev); + + return &data->orientation; +} + +static const struct iio_chan_spec_ext_info bmi160_ext_info[] = { + IIO_MOUNT_MATRIX(IIO_SHARED_BY_DIR, bmi160_get_mount_matrix), + { } +}; + static const struct iio_chan_spec bmi160_channels[] = { BMI160_CHANNEL(IIO_ACCEL, X, BMI160_SCAN_ACCEL_X), BMI160_CHANNEL(IIO_ACCEL, Y, BMI160_SCAN_ACCEL_Y), @@ -840,6 +855,11 @@ int bmi160_core_probe(struct device *dev, struct regmap *regmap, return ret; } + ret = iio_read_mount_matrix(dev, "mount-matrix", + &data->orientation); + if (ret) + return ret; + ret = bmi160_chip_init(data, use_spi); if (ret) return ret;