[PATCH] iio: accel: fxls8962af: add padding to regmap for SPI

From: Sean Nyekjaer
Date: Mon Dec 20 2021 - 07:51:53 EST


Add missing don't care padding between address and
data for SPI transfers

Fixes: a3e0b51884ee ("iio: accel: add support for FXLS8962AF/FXLS8964AF accelerometers")
Signed-off-by: Sean Nyekjaer <sean@xxxxxxxxxx>
---
drivers/iio/accel/fxls8962af-core.c | 12 ++++++++++--
drivers/iio/accel/fxls8962af-i2c.c | 2 +-
drivers/iio/accel/fxls8962af-spi.c | 2 +-
drivers/iio/accel/fxls8962af.h | 3 ++-
4 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/drivers/iio/accel/fxls8962af-core.c b/drivers/iio/accel/fxls8962af-core.c
index 32989d91b982..f7fd9e046588 100644
--- a/drivers/iio/accel/fxls8962af-core.c
+++ b/drivers/iio/accel/fxls8962af-core.c
@@ -173,12 +173,20 @@ struct fxls8962af_data {
u16 upper_thres;
};

-const struct regmap_config fxls8962af_regmap_conf = {
+const struct regmap_config fxls8962af_i2c_regmap_conf = {
.reg_bits = 8,
.val_bits = 8,
.max_register = FXLS8962AF_MAX_REG,
};
-EXPORT_SYMBOL_GPL(fxls8962af_regmap_conf);
+EXPORT_SYMBOL_GPL(fxls8962af_i2c_regmap_conf);
+
+const struct regmap_config fxls8962af_spi_regmap_conf = {
+ .reg_bits = 8,
+ .pad_bits = 8,
+ .val_bits = 8,
+ .max_register = FXLS8962AF_MAX_REG,
+};
+EXPORT_SYMBOL_GPL(fxls8962af_spi_regmap_conf);

enum {
fxls8962af_idx_x,
diff --git a/drivers/iio/accel/fxls8962af-i2c.c b/drivers/iio/accel/fxls8962af-i2c.c
index cfb004b20455..6bde9891effb 100644
--- a/drivers/iio/accel/fxls8962af-i2c.c
+++ b/drivers/iio/accel/fxls8962af-i2c.c
@@ -18,7 +18,7 @@ static int fxls8962af_probe(struct i2c_client *client)
{
struct regmap *regmap;

- regmap = devm_regmap_init_i2c(client, &fxls8962af_regmap_conf);
+ regmap = devm_regmap_init_i2c(client, &fxls8962af_i2c_regmap_conf);
if (IS_ERR(regmap)) {
dev_err(&client->dev, "Failed to initialize i2c regmap\n");
return PTR_ERR(regmap);
diff --git a/drivers/iio/accel/fxls8962af-spi.c b/drivers/iio/accel/fxls8962af-spi.c
index 57108d3d480b..6f4dff3238d3 100644
--- a/drivers/iio/accel/fxls8962af-spi.c
+++ b/drivers/iio/accel/fxls8962af-spi.c
@@ -18,7 +18,7 @@ static int fxls8962af_probe(struct spi_device *spi)
{
struct regmap *regmap;

- regmap = devm_regmap_init_spi(spi, &fxls8962af_regmap_conf);
+ regmap = devm_regmap_init_spi(spi, &fxls8962af_spi_regmap_conf);
if (IS_ERR(regmap)) {
dev_err(&spi->dev, "Failed to initialize spi regmap\n");
return PTR_ERR(regmap);
diff --git a/drivers/iio/accel/fxls8962af.h b/drivers/iio/accel/fxls8962af.h
index b67572c3ef06..9cbe98c3ba9a 100644
--- a/drivers/iio/accel/fxls8962af.h
+++ b/drivers/iio/accel/fxls8962af.h
@@ -17,6 +17,7 @@ int fxls8962af_core_probe(struct device *dev, struct regmap *regmap, int irq);
int fxls8962af_core_remove(struct device *dev);

extern const struct dev_pm_ops fxls8962af_pm_ops;
-extern const struct regmap_config fxls8962af_regmap_conf;
+extern const struct regmap_config fxls8962af_i2c_regmap_conf;
+extern const struct regmap_config fxls8962af_spi_regmap_conf;

#endif /* _FXLS8962AF_H_ */
--
2.34.1