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-rw-r--r--drivers/media/i2c/imx219.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/media/i2c/imx219.c b/drivers/media/i2c/imx219.c
index f1effb5a5f66..16010ca1781a 100644
--- a/drivers/media/i2c/imx219.c
+++ b/drivers/media/i2c/imx219.c
@@ -1224,6 +1224,23 @@ static int imx219_probe(struct i2c_client *client)
/* Set default mode to max resolution */
imx219->mode = &supported_modes[0];
+ /* sensor doesn't enter LP-11 state upon power up until and unless
+ * streaming is started, so upon power up switch the modes to:
+ * streaming -> standby
+ */
+ ret = imx219_write_reg(imx219, IMX219_REG_MODE_SELECT,
+ IMX219_REG_VALUE_08BIT, IMX219_MODE_STREAMING);
+ if (ret < 0)
+ goto error_power_off;
+ usleep_range(100, 110);
+
+ /* put sensor back to standby mode */
+ ret = imx219_write_reg(imx219, IMX219_REG_MODE_SELECT,
+ IMX219_REG_VALUE_08BIT, IMX219_MODE_STANDBY);
+ if (ret < 0)
+ goto error_power_off;
+ usleep_range(100, 110);
+
ret = imx219_init_controls(imx219);
if (ret)
goto error_power_off;