[PATCH v2 1/3] iio: pressure: bmp280: Use uint8 to store chip ids

[Angel Iglesias <ang.iglesiasg@xxxxxxxxx>]

Represent the device id reg values using uint8 to optimize memory use.

Signed-off-by: Angel Iglesias <ang.iglesiasg@xxxxxxxxx>

diff --git a/drivers/iio/pressure/bmp280.h b/drivers/iio/pressure/bmp280.h
index 5c0563ce7572..ff72e82f55ad 100644
--- a/drivers/iio/pressure/bmp280.h
+++ b/drivers/iio/pressure/bmp280.h
@@ -418,7 +418,7 @@ struct bmp280_data {
 
 struct bmp280_chip_info {
 	unsigned int id_reg;
-	const unsigned int chip_id;
+	uint8_t chip_id;
 
 	const struct regmap_config *regmap_config;
 
-- 
2.42.0