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rtc: nuvoton: Modify part number value

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Base on datasheet,
    the part number is corresponding to bit 0 and 1 of the part info reg.

Signed-off-by: Mia Lin <mimi05633@gmail.com>
Link: https://lore.kernel.org/r/20240311013405.3398823-2-mimi05633@gmail.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Mia Lin 2024-03-11 09:34:05 +08:00 committed by Alexandre Belloni
parent 95c46336ab
commit 8b59a11fb8
1 changed files with 9 additions and 6 deletions
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15
drivers/rtc/rtc-nct3018y.c
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@ -517,12 +517,15 @@ static int nct3018y_probe(struct i2c_client *client)
if (nct3018y->part_num < 0) {
dev_dbg(&client->dev, "Failed to read NCT3018Y_REG_PART.\n");
return nct3018y->part_num;
} else if (nct3018y->part_num == NCT3018Y_REG_PART_NCT3018Y) {
flags = NCT3018Y_BIT_HF;
err = i2c_smbus_write_byte_data(client, NCT3018Y_REG_CTRL, flags);
if (err < 0) {
dev_dbg(&client->dev, "Unable to write NCT3018Y_REG_CTRL.\n");
return err;
} else {
nct3018y->part_num &= 0x03; /* Part number is corresponding to bit 0 and 1 */
if (nct3018y->part_num == NCT3018Y_REG_PART_NCT3018Y) {
flags = NCT3018Y_BIT_HF;
err = i2c_smbus_write_byte_data(client, NCT3018Y_REG_CTRL, flags);
if (err < 0) {
dev_dbg(&client->dev, "Unable to write NCT3018Y_REG_CTRL.\n");
return err;
}
}
}