These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / drivers / iio / gyro / bmg160_spi.c

diff --git a/kernel/drivers/iio/gyro/bmg160_spi.c b/kernel/drivers/iio/gyro/bmg160_spi.c
new file mode 100644 (file)
index 0000000..021ea5f
--- /dev/null
+++ b/kernel/drivers/iio/gyro/bmg160_spi.c
@@ -0,0 +1,57 @@
+#include <linux/spi/spi.h>
+#include <linux/regmap.h>
+#include <linux/iio/iio.h>
+#include <linux/module.h>
+
+#include "bmg160.h"
+
+static const struct regmap_config bmg160_regmap_spi_conf = {
+       .reg_bits = 8,
+       .val_bits = 8,
+       .max_register = 0x3f,
+};
+
+static int bmg160_spi_probe(struct spi_device *spi)
+{
+       struct regmap *regmap;
+       const struct spi_device_id *id = spi_get_device_id(spi);
+
+       regmap = devm_regmap_init_spi(spi, &bmg160_regmap_spi_conf);
+       if (IS_ERR(regmap)) {
+               dev_err(&spi->dev, "Failed to register spi regmap %d\n",
+                       (int)PTR_ERR(regmap));
+               return PTR_ERR(regmap);
+       }
+
+       return bmg160_core_probe(&spi->dev, regmap, spi->irq, id->name);
+}
+
+static int bmg160_spi_remove(struct spi_device *spi)
+{
+       bmg160_core_remove(&spi->dev);
+
+       return 0;
+}
+
+static const struct spi_device_id bmg160_spi_id[] = {
+       {"bmg160", 0},
+       {"bmi055_gyro", 0},
+       {}
+};
+
+MODULE_DEVICE_TABLE(spi, bmg160_spi_id);
+
+static struct spi_driver bmg160_spi_driver = {
+       .driver = {
+               .name   = "bmg160_spi",
+               .pm     = &bmg160_pm_ops,
+       },
+       .probe          = bmg160_spi_probe,
+       .remove         = bmg160_spi_remove,
+       .id_table       = bmg160_spi_id,
+};
+module_spi_driver(bmg160_spi_driver);
+
+MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION("BMG160 SPI Gyro driver");