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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
parentInitial commit. (diff)
downloadlinux-upstream/5.10.209.tar.xz
linux-upstream/5.10.209.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c')
-rw-r--r--drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c134
1 files changed, 134 insertions, 0 deletions
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
new file mode 100644
index 000000000..eb1086e4a
--- /dev/null
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_spi.c
@@ -0,0 +1,134 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * STMicroelectronics st_lsm6dsx spi driver
+ *
+ * Copyright 2016 STMicroelectronics Inc.
+ *
+ * Lorenzo Bianconi <lorenzo.bianconi@st.com>
+ * Denis Ciocca <denis.ciocca@st.com>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/spi/spi.h>
+#include <linux/slab.h>
+#include <linux/regmap.h>
+
+#include "st_lsm6dsx.h"
+
+static const struct regmap_config st_lsm6dsx_spi_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+};
+
+static int st_lsm6dsx_spi_probe(struct spi_device *spi)
+{
+ const struct spi_device_id *id = spi_get_device_id(spi);
+ int hw_id = id->driver_data;
+ struct regmap *regmap;
+
+ regmap = devm_regmap_init_spi(spi, &st_lsm6dsx_spi_regmap_config);
+ if (IS_ERR(regmap)) {
+ dev_err(&spi->dev, "Failed to register spi regmap %d\n",
+ (int)PTR_ERR(regmap));
+ return PTR_ERR(regmap);
+ }
+
+ return st_lsm6dsx_probe(&spi->dev, spi->irq, hw_id, regmap);
+}
+
+static const struct of_device_id st_lsm6dsx_spi_of_match[] = {
+ {
+ .compatible = "st,lsm6ds3",
+ .data = (void *)ST_LSM6DS3_ID,
+ },
+ {
+ .compatible = "st,lsm6ds3h",
+ .data = (void *)ST_LSM6DS3H_ID,
+ },
+ {
+ .compatible = "st,lsm6dsl",
+ .data = (void *)ST_LSM6DSL_ID,
+ },
+ {
+ .compatible = "st,lsm6dsm",
+ .data = (void *)ST_LSM6DSM_ID,
+ },
+ {
+ .compatible = "st,ism330dlc",
+ .data = (void *)ST_ISM330DLC_ID,
+ },
+ {
+ .compatible = "st,lsm6dso",
+ .data = (void *)ST_LSM6DSO_ID,
+ },
+ {
+ .compatible = "st,asm330lhh",
+ .data = (void *)ST_ASM330LHH_ID,
+ },
+ {
+ .compatible = "st,lsm6dsox",
+ .data = (void *)ST_LSM6DSOX_ID,
+ },
+ {
+ .compatible = "st,lsm6dsr",
+ .data = (void *)ST_LSM6DSR_ID,
+ },
+ {
+ .compatible = "st,lsm6ds3tr-c",
+ .data = (void *)ST_LSM6DS3TRC_ID,
+ },
+ {
+ .compatible = "st,ism330dhcx",
+ .data = (void *)ST_ISM330DHCX_ID,
+ },
+ {
+ .compatible = "st,lsm9ds1-imu",
+ .data = (void *)ST_LSM9DS1_ID,
+ },
+ {
+ .compatible = "st,lsm6ds0",
+ .data = (void *)ST_LSM6DS0_ID,
+ },
+ {
+ .compatible = "st,lsm6dsrx",
+ .data = (void *)ST_LSM6DSRX_ID,
+ },
+ {},
+};
+MODULE_DEVICE_TABLE(of, st_lsm6dsx_spi_of_match);
+
+static const struct spi_device_id st_lsm6dsx_spi_id_table[] = {
+ { ST_LSM6DS3_DEV_NAME, ST_LSM6DS3_ID },
+ { ST_LSM6DS3H_DEV_NAME, ST_LSM6DS3H_ID },
+ { ST_LSM6DSL_DEV_NAME, ST_LSM6DSL_ID },
+ { ST_LSM6DSM_DEV_NAME, ST_LSM6DSM_ID },
+ { ST_ISM330DLC_DEV_NAME, ST_ISM330DLC_ID },
+ { ST_LSM6DSO_DEV_NAME, ST_LSM6DSO_ID },
+ { ST_ASM330LHH_DEV_NAME, ST_ASM330LHH_ID },
+ { ST_LSM6DSOX_DEV_NAME, ST_LSM6DSOX_ID },
+ { ST_LSM6DSR_DEV_NAME, ST_LSM6DSR_ID },
+ { ST_LSM6DS3TRC_DEV_NAME, ST_LSM6DS3TRC_ID },
+ { ST_ISM330DHCX_DEV_NAME, ST_ISM330DHCX_ID },
+ { ST_LSM9DS1_DEV_NAME, ST_LSM9DS1_ID },
+ { ST_LSM6DS0_DEV_NAME, ST_LSM6DS0_ID },
+ { ST_LSM6DSRX_DEV_NAME, ST_LSM6DSRX_ID },
+ {},
+};
+MODULE_DEVICE_TABLE(spi, st_lsm6dsx_spi_id_table);
+
+static struct spi_driver st_lsm6dsx_driver = {
+ .driver = {
+ .name = "st_lsm6dsx_spi",
+ .pm = &st_lsm6dsx_pm_ops,
+ .of_match_table = st_lsm6dsx_spi_of_match,
+ },
+ .probe = st_lsm6dsx_spi_probe,
+ .id_table = st_lsm6dsx_spi_id_table,
+};
+module_spi_driver(st_lsm6dsx_driver);
+
+MODULE_AUTHOR("Lorenzo Bianconi <lorenzo.bianconi@st.com>");
+MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>");
+MODULE_DESCRIPTION("STMicroelectronics st_lsm6dsx spi driver");
+MODULE_LICENSE("GPL v2");