diff options
Diffstat (limited to 'drivers/media/i2c/smiapp')
| -rw-r--r-- | drivers/media/i2c/smiapp/smiapp-core.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c index d581625d7826..55771826b446 100644 --- a/drivers/media/i2c/smiapp/smiapp-core.c +++ b/drivers/media/i2c/smiapp/smiapp-core.c @@ -2870,6 +2870,7 @@ static int smiapp_probe(struct i2c_client *client, { struct smiapp_sensor *sensor; struct smiapp_hwconfig *hwcfg = smiapp_get_hwconfig(&client->dev); + unsigned long rate; unsigned int i; int rval; @@ -2908,6 +2909,14 @@ static int smiapp_probe(struct i2c_client *client, return rval; } + rate = clk_get_rate(sensor->ext_clk); + if (rate != sensor->hwcfg->ext_clk) { + dev_err(&client->dev, + "can't set clock freq, asked for %u but got %lu\n", + sensor->hwcfg->ext_clk, rate); + return rval; + } + sensor->xshutdown = devm_gpiod_get_optional(&client->dev, "xshutdown", GPIOD_OUT_LOW); if (IS_ERR(sensor->xshutdown)) |