From nobody Sat Sep 13 22:31:01 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 61F971AAE17; Fri, 11 Apr 2025 13:28:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744378122; cv=none; b=GizfgGQRjaMyMwXaIuaD0WzOAc5yDyzeTK/mxaetBLjVguFrJVavEbIxI3Al0gubXoUSgvQ0hiGPJIBsHsjE1SxaT43vHC37DFjPjqnag+iDkbG4zjCDT8QgM+fe8fDt/5aEnSqhMrFWfpaquGdVCuBDwruCA8lZ3ETvT4YoQJ0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744378122; c=relaxed/simple; bh=zdCSDIXvp4S4/c3ewltB0IiwGxcP/fWw9CcKslvterA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=EjOmePacKJvAwl+IE45PXYCenLG2tMluM1iij7LIzJDJ6xojpw1rlUMrmwPsa5Qs5gpKMs76V27wh2xkylcAi695d58xwXC1iyYILWtVFoeacHdszltbDXyGSU/8KJx5TMW8smbEPLpeJpYGg3TaKGBR9D4/eKvgHfNsFuzx/oM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uN1j2jzr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uN1j2jzr" Received: by smtp.kernel.org (Postfix) with ESMTPS id 9D15BC4CEEC; Fri, 11 Apr 2025 13:28:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744378121; bh=zdCSDIXvp4S4/c3ewltB0IiwGxcP/fWw9CcKslvterA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=uN1j2jzr9d6xeoIxjv2yS/F9b/Bha+FVEhQbhhQ5Ds9XbIex62d0uxORn4zkBsY1L 4u1/Yl/dbSmXDMMtYJjkpGoWmZV41EGfZh4CKRWx5luaHEFDlmSU7sJ5gD8APnsavx AZx9fmCOt8gL6C2M+xh+73FMaNgwQ5LwOv4Suc46Wj1F1S00Jr+LoOZcat7IKf7BOf m6C0YgS6K3lQOMwrK30OgRf6bFnKkCiQjYFUqovXx9Z/Ue2horFRQJnWLQge4XeLwy kACi2zAB2z/gW3uIidGWKVcOGVWKKFFOxn3d3frQoqYSpz+uMxGbA8Np0LWD9gU+ai JJ7wydAj/KgEw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8ADA2C36010; Fri, 11 Apr 2025 13:28:41 +0000 (UTC) From: Remi Buisson via B4 Relay Date: Fri, 11 Apr 2025 13:28:35 +0000 Subject: [PATCH 3/8] iio: imu: inv_icm45600: add SPI driver for inv_icm45600 driver Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250411-add_newport_driver-v1-3-15082160b019@tdk.com> References: <20250411-add_newport_driver-v1-0-15082160b019@tdk.com> In-Reply-To: <20250411-add_newport_driver-v1-0-15082160b019@tdk.com> To: Jonathan Cameron , David Lechner , =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org, devicetree@vger.kernel.org, Remi Buisson X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1744378119; l=3615; i=remi.buisson@tdk.com; s=20250411; h=from:subject:message-id; bh=kqX0rbDG6+UEQFF0zrY6sK4rRJYJeEFgrhZxCbw57Rw=; b=AP71d1UNFHiRuw1VvbmHLzAqFCdSRmI2MGJnQlK6npqHwBzB8nj8UZ3pviuLvPVUIW93GETU1 n3Vp53wooyrCujcPNU9kKW7wjYIx923N5q9OsRaKY/g4bhcNk9/xjvU X-Developer-Key: i=remi.buisson@tdk.com; a=ed25519; pk=yDVMi4C7RpXN4dififo42A7fDDt3THYzoZoNq9lUZuo= X-Endpoint-Received: by B4 Relay for remi.buisson@tdk.com/20250411 with auth_id=372 X-Original-From: Remi Buisson Reply-To: remi.buisson@tdk.com From: Remi Buisson Add SPI driver for InvenSense ICM-456xxx devices. Signed-off-by: Remi Buisson --- drivers/iio/imu/inv_icm45600/inv_icm45600_spi.c | 110 ++++++++++++++++++++= ++++ 1 file changed, 110 insertions(+) diff --git a/drivers/iio/imu/inv_icm45600/inv_icm45600_spi.c b/drivers/iio/= imu/inv_icm45600/inv_icm45600_spi.c new file mode 100644 index 0000000000000000000000000000000000000000..fba0953343aaf9a6009a740d3a6= e6446b5bea53f --- /dev/null +++ b/drivers/iio/imu/inv_icm45600/inv_icm45600_spi.c @@ -0,0 +1,110 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Copyright (C) 2025 InvenSense, Inc. + */ + +#include +#include +#include +#include +#include +#include +#include + +#include "inv_icm45600.h" + +static const struct regmap_config inv_icm45600_regmap_config =3D { + .reg_bits =3D 8, + .val_bits =3D 8, +}; + +static int inv_icm45600_spi_bus_setup(struct inv_icm45600_state *st) +{ + /* set slew rates for SPI */ + return regmap_update_bits(st->map, INV_ICM45600_REG_DRIVE_CONFIG0, + INV_ICM45600_DRIVE_CONFIG0_SPI_MASK, + INV_ICM45600_SPI_SLEW_RATE_5NS); +} + +static int inv_icm45600_probe(struct spi_device *spi) +{ + const void *match; + enum inv_icm45600_chip chip; + struct regmap *regmap; + + match =3D device_get_match_data(&spi->dev); + if (!match) + return -EINVAL; + chip =3D (uintptr_t)match; + + /* use SPI specific regmap */ + regmap =3D devm_regmap_init_spi(spi, &inv_icm45600_regmap_config); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + return inv_icm45600_core_probe(regmap, chip, true, + inv_icm45600_spi_bus_setup); +} + +/* + * device id table is used to identify what device can be + * supported by this driver + */ +static const struct spi_device_id inv_icm45600_id[] =3D { + { "icm45605", INV_CHIP_ICM45605 }, + { "icm45686", INV_CHIP_ICM45686 }, + { "icm45688p", INV_CHIP_ICM45688P }, + { "icm45608", INV_CHIP_ICM45608 }, + { "icm45634", INV_CHIP_ICM45634 }, + { "icm45689", INV_CHIP_ICM45689 }, + { "icm45606", INV_CHIP_ICM45606 }, + { "icm45687", INV_CHIP_ICM45687 }, + { } +}; +MODULE_DEVICE_TABLE(spi, inv_icm45600_id); + +static const struct of_device_id inv_icm45600_of_matches[] =3D { + { + .compatible =3D "invensense,icm45605", + .data =3D (void *)INV_CHIP_ICM45605, + }, { + .compatible =3D "invensense,icm45686", + .data =3D (void *)INV_CHIP_ICM45686, + }, { + .compatible =3D "invensense,icm45688p", + .data =3D (void *)INV_CHIP_ICM45688P, + }, { + .compatible =3D "invensense,icm45608", + .data =3D (void *)INV_CHIP_ICM45608, + }, { + .compatible =3D "invensense,icm45634", + .data =3D (void *)INV_CHIP_ICM45634, + }, { + .compatible =3D "invensense,icm45689", + .data =3D (void *)INV_CHIP_ICM45689, + }, { + .compatible =3D "invensense,icm45606", + .data =3D (void *)INV_CHIP_ICM45606, + }, { + .compatible =3D "invensense,icm45687", + .data =3D (void *)INV_CHIP_ICM45687, + }, + {} +}; +MODULE_DEVICE_TABLE(of, inv_icm45600_of_matches); + +static struct spi_driver inv_icm45600_driver =3D { + .driver =3D { + .name =3D "inv-icm45600-spi", + .of_match_table =3D inv_icm45600_of_matches, + .pm =3D pm_ptr(&inv_icm45600_pm_ops), + }, + .id_table =3D inv_icm45600_id, + .probe =3D inv_icm45600_probe, +}; +module_spi_driver(inv_icm45600_driver); + +MODULE_AUTHOR("InvenSense, Inc."); +MODULE_DESCRIPTION("InvenSense ICM-456xx SPI driver"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS("IIO_ICM45600"); --=20 2.34.1