diff options
| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2017-08-29 09:41:25 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2017-10-04 17:25:26 -0300 |
| commit | ccec44cc910d1fa94690e0b9f07194be3421cb1a (patch) | |
| tree | f9c5486a56866de795121e0acb659531310f6d5a /drivers/media/i2c/smiapp/smiapp-core.c | |
| parent | de10c1619c489d1ecaf6b478ef9f5057d946a710 (diff) | |
[media] smiapp: Make clock control optional
The clock control is not explicitly controlled by the driver in two cases:
ACPI based systems and when the clock is part of the power sequence of the
camera module.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/i2c/smiapp/smiapp-core.c')
| -rw-r--r-- | drivers/media/i2c/smiapp/smiapp-core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/media/i2c/smiapp/smiapp-core.c b/drivers/media/i2c/smiapp/smiapp-core.c index 009b5e26204b..fbd851be51d2 100644 --- a/drivers/media/i2c/smiapp/smiapp-core.c +++ b/drivers/media/i2c/smiapp/smiapp-core.c @@ -2892,7 +2892,10 @@ static int smiapp_probe(struct i2c_client *client, } sensor->ext_clk = devm_clk_get(&client->dev, NULL); - if (IS_ERR(sensor->ext_clk)) { + if (PTR_ERR(sensor->ext_clk) == -ENOENT) { + dev_info(&client->dev, "no clock defined, continuing...\n"); + sensor->ext_clk = NULL; + } else if (IS_ERR(sensor->ext_clk)) { dev_err(&client->dev, "could not get clock (%ld)\n", PTR_ERR(sensor->ext_clk)); return -EPROBE_DEFER; |