@@ -128,7 +128,6 @@ struct ov2740_mode {
};
static const struct ov2740_reg mipi_data_rate_720mbps[] = {
- {0x0103, 0x01},
{0x0302, 0x4b},
{0x030d, 0x4b},
{0x030e, 0x02},
@@ -137,7 +136,6 @@ static const struct ov2740_reg mipi_data_rate_720mbps[] = {
};
static const struct ov2740_reg mipi_data_rate_360mbps[] = {
- {0x0103, 0x01},
{0x0302, 0x4b},
{0x0303, 0x01},
{0x030d, 0x4b},
@@ -935,6 +933,15 @@ static int ov2740_start_streaming(struct ov2740 *ov2740)
if (ov2740->nvm)
ov2740_load_otp_data(ov2740->nvm);
+ /* Reset the sensor */
+ ret = ov2740_write_reg(ov2740, 0x0103, 1, 0x01);
+ if (ret) {
+ dev_err(&client->dev, "failed to reset\n");
+ return ret;
+ }
+
+ usleep_range(10000, 15000);
+
link_freq_index = ov2740->cur_mode->link_freq_index;
reg_list = &link_freq_configs[link_freq_index].reg_list;
ret = ov2740_write_reg_list(ov2740, reg_list);
Split the resetting of the sensor out of the link_freq_config reg_list and add a delay after this. This hopefully fixes the stream sometimes not starting, this was taken from the ov2740 sensor driver in the out of tree IPU6 driver: https://github.com/intel/ipu6-drivers/ Signed-off-by: Hans de Goede <hdegoede@redhat.com> --- drivers/media/i2c/ov2740.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)