From patchwork Sun Aug 18 22:29:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?QmFybmFiw6FzIEN6w6ltw6Fu?= X-Patchwork-Id: 13767659 Received: from mail.mainlining.org (mail.mainlining.org [5.75.144.95]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4E3D515665C; Sun, 18 Aug 2024 22:29:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=5.75.144.95 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724020193; cv=none; b=qxCQx8kBJ3OWI2AdDVu2Ndl+o6D+tkws0Zs/MKGO+ppmheBbgf4Jm7hMzsxlMsaw7OgJdy7KLIF+CT9GpS+1B/+wxGJwq0HNTNXZuyqUzXPbsoqOWU36jb7Egjxk4yuCGaLLLaVNNMsfFwk+kId44ajXBEWB/lUR+tLksWErnP0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724020193; c=relaxed/simple; bh=erR3YXfyR6YYacA2NXu2UfVsRMEtFUNDbmujbsNttnQ=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=TGGghUoazxKPdCXadvb9qJD3t4c4Wl1lhuavvmTi5o+FA/Qo3bRVdC6oy8InxENyxW3zbUrjavQeUgjTAQ6xfoeC1wDfmDV3Sb/x4EOFG6+6bI1vkBAJxIpnF3VRU/ZG3b8ixXDKMxU+7sVjRlq6uwLPhr//aIJ6kwER9Ba3ZZE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mainlining.org; spf=pass smtp.mailfrom=mainlining.org; dkim=pass (2048-bit key) header.d=mainlining.org header.i=@mainlining.org header.b=DICxbbHB; arc=none smtp.client-ip=5.75.144.95 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mainlining.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mainlining.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mainlining.org header.i=@mainlining.org header.b="DICxbbHB" Received: from [192.168.1.130] (BC24970D.unconfigured.pool.telekom.hu [188.36.151.13]) by mail.mainlining.org (Postfix) with ESMTPSA id F33E6E44FA; Sun, 18 Aug 2024 22:29:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mainlining.org; s=psm; t=1724020183; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=AuAB+Yyk0IY0gR/o8Nr+b5iFRu32YIFGK3pitiqJ894=; b=DICxbbHBbKioUGdouPLAMZ6dtuX1xbGvRxmdrR+ZLk3nQavVUoETebbI78JlJMci+l3ZsS ujNpznX7yMbWbYhwCOg4BwM6iVxaWJbJojWDP940LBT25fuJ/woMbKxqlxAZxOof5B4ESO kxCurm3Qqi5XeUhTmSFkKWv8x8Vd1CVmXt4E39CZu7mRqeF9UAlupM1FzZs7dGh5OaMigG qzGyI4iyn8gTZRQmUvoOELc+a7iiATrD3owiLGewcmcsJK1qZTJsf9Zur/pDmsglVKXcVR qpCz/UrWOOycT3rpqcFw1wA3Ps4S9dHDpDXPaDi7C+iteApoUm9fcobfXOpA1Q== From: =?utf-8?b?QmFybmFiw6FzIEN6w6ltw6Fu?= Date: Mon, 19 Aug 2024 00:29:42 +0200 Subject: [PATCH v4 4/4] iio: magnetometer: ak8975: Add AK09118 support Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240819-ak09918-v4-4-f0734d14cfb9@mainlining.org> References: <20240819-ak09918-v4-0-f0734d14cfb9@mainlining.org> In-Reply-To: <20240819-ak09918-v4-0-f0734d14cfb9@mainlining.org> To: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jonathan Albrieux , Gwendal Grignou Cc: linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux@mainlining.org, =?utf-8?b?QmFybmFiw6Fz?= =?utf-8?b?IEN6w6ltw6Fu?= , Danila Tikhonov , Krzysztof Kozlowski X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1724020180; l=3929; i=barnabas.czeman@mainlining.org; s=20240730; h=from:subject:message-id; bh=jH94zmHYohaHlsfuauJez36FEmmQ91Sz43Wv2cI6eTA=; b=+aAgFedlGGJ0qjoP2fysKXe821fhndg/kj6phLDhZC0tHH3mRc9BEVx3l2IyjR0sSTlD3QEKi 3HKM7ROp0XhDQqz9kNu5gnO0tc9ZWKUBqO2QAiSlRTJyYRTiG4CU7sq X-Developer-Key: i=barnabas.czeman@mainlining.org; a=ed25519; pk=TWUSIGgwW/Sn4xnX25nw+lszj1AT/A3bzkahn7EhOFc= From: Danila Tikhonov Add additional AK09118 to the magnetometer driver which has the same register mapping and scaling as the AK09112 device. Signed-off-by: Danila Tikhonov Acked-by: Krzysztof Kozlowski Signed-off-by: Barnabás Czémán --- drivers/iio/magnetometer/Kconfig | 2 +- drivers/iio/magnetometer/ak8975.c | 37 +++++++++++++++++++++++++++++++++++++ 2 files changed, 38 insertions(+), 1 deletion(-) diff --git a/drivers/iio/magnetometer/Kconfig b/drivers/iio/magnetometer/Kconfig index cd2917d71904..8eb718f5e50f 100644 --- a/drivers/iio/magnetometer/Kconfig +++ b/drivers/iio/magnetometer/Kconfig @@ -39,7 +39,7 @@ config AK8975 select IIO_TRIGGERED_BUFFER help Say yes here to build support for Asahi Kasei AK8975, AK8963, - AK09911, AK09912 or AK09916 3-Axis Magnetometer. + AK09911, AK09912, AK09916 or AK09918 3-Axis Magnetometer. To compile this driver as a module, choose M here: the module will be called ak8975. diff --git a/drivers/iio/magnetometer/ak8975.c b/drivers/iio/magnetometer/ak8975.c index 2fa6721aa66f..0eb0da9d6787 100644 --- a/drivers/iio/magnetometer/ak8975.c +++ b/drivers/iio/magnetometer/ak8975.c @@ -78,6 +78,7 @@ */ #define AK09912_REG_WIA1 0x00 #define AK09912_REG_WIA2 0x01 +#define AK09918_DEVICE_ID 0x0C #define AK09916_DEVICE_ID 0x09 #define AK09912_DEVICE_ID 0x04 #define AK09911_DEVICE_ID 0x05 @@ -209,6 +210,7 @@ enum asahi_compass_chipset { AK09911, AK09912, AK09916, + AK09918, }; enum ak_ctrl_reg_addr { @@ -371,6 +373,34 @@ static const struct ak_def ak_def_array[] = { AK09912_REG_HXL, AK09912_REG_HYL, AK09912_REG_HZL}, + }, + [AK09918] = { + /* ak09918 is register compatible with ak09912 this is for avoid + * unknown id messages. + */ + .type = AK09918, + .raw_to_gauss = ak09912_raw_to_gauss, + .range = 32752, + .ctrl_regs = { + AK09912_REG_ST1, + AK09912_REG_ST2, + AK09912_REG_CNTL2, + AK09912_REG_ASAX, + AK09912_MAX_REGS}, + .ctrl_masks = { + AK09912_REG_ST1_DRDY_MASK, + AK09912_REG_ST2_HOFL_MASK, + 0, + AK09912_REG_CNTL2_MODE_MASK}, + .ctrl_modes = { + AK09912_REG_CNTL_MODE_POWER_DOWN, + AK09912_REG_CNTL_MODE_ONCE, + AK09912_REG_CNTL_MODE_SELF_TEST, + AK09912_REG_CNTL_MODE_FUSE_ROM}, + .data_regs = { + AK09912_REG_HXL, + AK09912_REG_HYL, + AK09912_REG_HZL}, } }; @@ -452,6 +482,7 @@ static int ak8975_who_i_am(struct i2c_client *client, /* * Signature for each device: * Device | WIA1 | WIA2 + * AK09918 | DEVICE_ID_| AK09918_DEVICE_ID * AK09916 | DEVICE_ID_| AK09916_DEVICE_ID * AK09912 | DEVICE_ID | AK09912_DEVICE_ID * AK09911 | DEVICE_ID | AK09911_DEVICE_ID @@ -484,6 +515,10 @@ static int ak8975_who_i_am(struct i2c_client *client, if (wia_val[1] == AK09916_DEVICE_ID) return 0; break; + case AK09918: + if (wia_val[1] == AK09918_DEVICE_ID) + return 0; + break; } dev_info(&client->dev, "Device ID %x is unknown.\n", wia_val[1]); @@ -1070,6 +1105,7 @@ static const struct i2c_device_id ak8975_id[] = { {"ak09911", (kernel_ulong_t)&ak_def_array[AK09911] }, {"ak09912", (kernel_ulong_t)&ak_def_array[AK09912] }, {"ak09916", (kernel_ulong_t)&ak_def_array[AK09916] }, + {"ak09918", (kernel_ulong_t)&ak_def_array[AK09918] }, {} }; MODULE_DEVICE_TABLE(i2c, ak8975_id); @@ -1084,6 +1120,7 @@ static const struct of_device_id ak8975_of_match[] = { { .compatible = "asahi-kasei,ak09912", .data = &ak_def_array[AK09912] }, { .compatible = "ak09912", .data = &ak_def_array[AK09912] }, { .compatible = "asahi-kasei,ak09916", .data = &ak_def_array[AK09916] }, + { .compatible = "asahi-kasei,ak09918", .data = &ak_def_array[AK09918] }, {} }; MODULE_DEVICE_TABLE(of, ak8975_of_match);