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Sun, 3 May 2020 17:22:31 +0000 From: Jonathan Bakker To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, robh+dt@kernel.org, linus.walleij@linaro.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dmitry.torokhov@gmail.com, kstewart@linuxfoundation.org, gregkh@linuxfoundation.org, tglx@linutronix.de, linux-input@vger.kernel.org Cc: Jonathan Bakker Subject: [PATCH 1/5] iio: accel: bma180: Prepare for different reset values Date: Sun, 3 May 2020 10:22:02 -0700 Message-ID: X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200503172206.13782-1-xc-racer2@live.ca> References: <20200503172206.13782-1-xc-racer2@live.ca> X-ClientProxiedBy: MWHPR14CA0047.namprd14.prod.outlook.com (2603:10b6:300:12b::33) To BN6PR04MB0660.namprd04.prod.outlook.com (2603:10b6:404:d9::21) X-Microsoft-Original-Message-ID: <20200503172206.13782-2-xc-racer2@live.ca> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from jon-hp-6570b.telus (2001:569:fb68:9c00:8067:f823:1e15:7520) by MWHPR14CA0047.namprd14.prod.outlook.com (2603:10b6:300:12b::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2958.20 via Frontend Transport; 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In preparation for adding support for them, factor out the reset value into the chip specific data. Signed-off-by: Jonathan Bakker --- drivers/iio/accel/bma180.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index fcd91d5f05fd..75440dd83ec4 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -57,7 +57,7 @@ struct bma180_part_info { u8 power_reg, power_mask, lowpower_val; u8 int_enable_reg, int_enable_mask; u8 int_map_reg, int_enable_dataready_int1_mask; - u8 softreset_reg; + u8 softreset_reg, softreset_val; int (*chip_config)(struct bma180_data *data); void (*chip_disable)(struct bma180_data *data); @@ -319,7 +319,8 @@ static int bma180_set_pmode(struct bma180_data *data, bool mode) static int bma180_soft_reset(struct bma180_data *data) { int ret = i2c_smbus_write_byte_data(data->client, - data->part_info->softreset_reg, BMA180_RESET_VAL); + data->part_info->softreset_reg, + data->part_info->softreset_val); if (ret) dev_err(&data->client->dev, "failed to reset the chip\n"); @@ -693,6 +694,7 @@ static const struct bma180_part_info bma180_part_info[] = { .int_enable_reg = BMA180_CTRL_REG3, .int_enable_mask = BMA180_NEW_DATA_INT, .softreset_reg = BMA180_RESET, + .softreset_val = BMA180_RESET_VAL, .chip_config = bma180_chip_config, .chip_disable = bma180_chip_disable, }, @@ -721,6 +723,7 @@ static const struct bma180_part_info bma180_part_info[] = { .int_map_reg = BMA250_INT_MAP_REG, .int_enable_dataready_int1_mask = BMA250_INT1_DATA_MASK, .softreset_reg = BMA250_RESET_REG, + .softreset_val = BMA180_RESET_VAL, .chip_config = bma25x_chip_config, .chip_disable = bma25x_chip_disable, }, @@ -749,6 +752,7 @@ static const struct bma180_part_info bma180_part_info[] = { .int_map_reg = BMA254_INT_MAP_REG, .int_enable_dataready_int1_mask = BMA254_INT1_DATA_MASK, .softreset_reg = BMA254_RESET_REG, + .softreset_val = BMA180_RESET_VAL, .chip_config = bma25x_chip_config, .chip_disable = bma25x_chip_disable, }, From patchwork Sun May 3 17:22:03 2020 Content-Type: text/plain; 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Sun, 3 May 2020 17:22:33 +0000 From: Jonathan Bakker To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, robh+dt@kernel.org, linus.walleij@linaro.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dmitry.torokhov@gmail.com, kstewart@linuxfoundation.org, gregkh@linuxfoundation.org, tglx@linutronix.de, linux-input@vger.kernel.org Cc: Jonathan Bakker Subject: [PATCH 2/5] input: misc: bma150: Conditionally disable bma023 support Date: Sun, 3 May 2020 10:22:03 -0700 Message-ID: X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200503172206.13782-1-xc-racer2@live.ca> References: <20200503172206.13782-1-xc-racer2@live.ca> X-ClientProxiedBy: MWHPR14CA0047.namprd14.prod.outlook.com (2603:10b6:300:12b::33) To BN6PR04MB0660.namprd04.prod.outlook.com (2603:10b6:404:d9::21) X-Microsoft-Original-Message-ID: <20200503172206.13782-3-xc-racer2@live.ca> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from jon-hp-6570b.telus (2001:569:fb68:9c00:8067:f823:1e15:7520) by MWHPR14CA0047.namprd14.prod.outlook.com (2603:10b6:300:12b::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2958.20 via Frontend Transport; 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However, this could cause conflicts with this driver. Since some setups may depend upon the evdev setup, disable support in this driver for the bma023 only when the IIO driver is being built. Signed-off-by: Jonathan Bakker --- drivers/input/misc/bma150.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/input/misc/bma150.c b/drivers/input/misc/bma150.c index a9d984da95f3..5d3f8b05b316 100644 --- a/drivers/input/misc/bma150.c +++ b/drivers/input/misc/bma150.c @@ -541,7 +541,10 @@ static UNIVERSAL_DEV_PM_OPS(bma150_pm, bma150_suspend, bma150_resume, NULL); static const struct i2c_device_id bma150_id[] = { { "bma150", 0 }, { "smb380", 0 }, + /* Prefer the IIO-based driver for bma023 if enabled */ +#if !IS_ENABLED(CONFIG_BMA180) { "bma023", 0 }, +#endif { } }; From patchwork Sun May 3 17:22:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Bakker X-Patchwork-Id: 201178 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=-9.5 required=3.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER, 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 BBB85C28CBC for ; 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Sun, 3 May 2020 17:22:38 +0000 X-IncomingTopHeaderMarker: OriginalChecksum:CCA0B2BBF4270DE7710937906A791CE11FA4BE0660D53D0770BD574DA042BF7D; UpperCasedChecksum:1C0F01E0B3F65744F25782ABB286EDC601B4B1A66B46D2EEE782924FD37CC8B4; SizeAsReceived:8017; Count:50 Received: from BN6PR04MB0660.namprd04.prod.outlook.com ([fe80::ad10:4127:4bc8:76fc]) by BN6PR04MB0660.namprd04.prod.outlook.com ([fe80::ad10:4127:4bc8:76fc%6]) with mapi id 15.20.2958.029; Sun, 3 May 2020 17:22:38 +0000 From: Jonathan Bakker To: jic23@kernel.org, knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net, robh+dt@kernel.org, linus.walleij@linaro.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dmitry.torokhov@gmail.com, kstewart@linuxfoundation.org, gregkh@linuxfoundation.org, tglx@linutronix.de, linux-input@vger.kernel.org Cc: Jonathan Bakker Subject: [PATCH 4/5] dt-bindings: iio: accel: Add required regulators to bma180 Date: Sun, 3 May 2020 10:22:05 -0700 Message-ID: X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200503172206.13782-1-xc-racer2@live.ca> References: <20200503172206.13782-1-xc-racer2@live.ca> X-ClientProxiedBy: MWHPR14CA0047.namprd14.prod.outlook.com (2603:10b6:300:12b::33) To BN6PR04MB0660.namprd04.prod.outlook.com (2603:10b6:404:d9::21) X-Microsoft-Original-Message-ID: <20200503172206.13782-5-xc-racer2@live.ca> MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from jon-hp-6570b.telus (2001:569:fb68:9c00:8067:f823:1e15:7520) by MWHPR14CA0047.namprd14.prod.outlook.com (2603:10b6:300:12b::33) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2958.20 via Frontend Transport; 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The IIO driver currently uses them, document them here as well. Signed-off-by: Jonathan Bakker --- Documentation/devicetree/bindings/iio/accel/bma180.txt | 2 ++ 1 file changed, 2 insertions(+) diff --git a/Documentation/devicetree/bindings/iio/accel/bma180.txt b/Documentation/devicetree/bindings/iio/accel/bma180.txt index 48bec35f452a..af34f4fe410d 100644 --- a/Documentation/devicetree/bindings/iio/accel/bma180.txt +++ b/Documentation/devicetree/bindings/iio/accel/bma180.txt @@ -11,6 +11,8 @@ Required properties: "bosch,bma250" "bosch,bma254" - reg : the I2C address of the sensor + - vdd-supply : regulator phandle connected to the VDD pin + - vddio-supply : regulator phandle connected to the VDDIO pin Optional properties: