[PATCH v8 6/9] iio: accel: mma8452: Add comment block for struct mma8452_data

[Esben Haabendal]

The struct mma8452_data is central for this driver, and it makes sense to
have a description of the fields in it to make it easier to work with the
driver.

Signed-off-by: Esben Haabendal <esben@xxxxxxxxxx>
---
 drivers/iio/accel/mma8452.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index c6af68d2a297..2c1b97b77bc1 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -104,6 +104,22 @@
 
 #define MMA8452_AUTO_SUSPEND_DELAY_MS		2000
 
+/**
+ * struct mma8452_data - IIO device private data structure
+ * @client:			the I2C client object
+ * @lock:			mutex for synchronziation of register
+ *				read-modify-write and holding chip in STANDBY
+ *				mode while writing to registers
+ * @orientation:		mounting matrix, flipped axis etc
+ * @chip_info:			chip specific data
+ * @vdd_reg:			reference to VDD regulator
+ * @vddio_reg:			reference to VDDIO regulator
+ * @buffer:			triggered buffer
+ * @sleep_val:			time in ms to sleep while waiting for drdy
+ * @ctrl_reg1:			CTRL_REG1 register shadow value
+ * @data_cfg:			DATA_CFG register shadow value
+ * @open_drain:			true for irq pin in open-drain mode
+ */
 struct mma8452_data {
 	struct i2c_client *client;
 	struct mutex lock;

-- 
2.55.0