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| author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2015-08-18 05:31:10 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-09-03 13:18:23 -0300 |
| commit | 1e137d92c0c6f162d57ede1ba85c298acde26bdc (patch) | |
| tree | d10f629a500bec9e5269df28734551f5c132706c /drivers/media/i2c | |
| parent | 06d3f2e02024912d46e1fc8387c0284c9dfc36ad (diff) | |
| download | op-kernel-dev-1e137d92c0c6f162d57ede1ba85c298acde26bdc.zip op-kernel-dev-1e137d92c0c6f162d57ede1ba85c298acde26bdc.tar.gz | |
[media] tc358743: make reset gpio optional
Commit 256148246852 ("[media] tc358743: support probe from device tree")
specified in the device tree binding documentation that the reset gpio
is optional. Make the implementation match accordingly.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/i2c')
| -rw-r--r-- | drivers/media/i2c/tc358743.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/media/i2c/tc358743.c b/drivers/media/i2c/tc358743.c index a4efb6e..7a6fdec 100644 --- a/drivers/media/i2c/tc358743.c +++ b/drivers/media/i2c/tc358743.c @@ -1782,14 +1782,16 @@ static int tc358743_probe_of(struct tc358743_state *state) state->pdata.ths_trailcnt = 0x2; state->pdata.hstxvregcnt = 0; - state->reset_gpio = devm_gpiod_get(dev, "reset", GPIOD_OUT_LOW); + state->reset_gpio = devm_gpiod_get_optional(dev, "reset", + GPIOD_OUT_LOW); if (IS_ERR(state->reset_gpio)) { dev_err(dev, "failed to get reset gpio\n"); ret = PTR_ERR(state->reset_gpio); goto disable_clk; } - tc358743_gpio_reset(state); + if (state->reset_gpio) + tc358743_gpio_reset(state); ret = 0; goto free_endpoint; |
