Commit 1e137d92 authored Aug 18, 2015 by Uwe Kleine-König Committed by Mauro Carvalho Chehab Sep 03, 2015

[media] tc358743: make reset gpio optional



Commit 25614824 ("[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>

parent 06d3f2e0

drivers/media/i2c/tc358743.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -1782,13 +1782,15 @@ 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;
		}

		if (state->reset_gpio)
		tc358743_gpio_reset(state);

		ret = 0;