diff options
| author |   Jingoo Han <jg1.han@samsung.com> | 2012-01-26 19:32:34 +0900 |
|---|---|---|
| committer |   Florian Tobias Schandinat <FlorianSchandinat@gmx.de> | 2012-01-28 20:50:11 +0000 |
| commit | f8bd493456c3da372ae81ed8f6b903f6207b9d98 (patch) | |
| tree | 2f81cc7fa93df9025eb281ee9c2843d09b5201e6 /drivers/video/omap2 | |
| parent | drivers/video/au*fb.c: use devm_ functions (diff) | |
| download | linux-dev-f8bd493456c3da372ae81ed8f6b903f6207b9d98.tar.xz linux-dev-f8bd493456c3da372ae81ed8f6b903f6207b9d98.zip | |
video: use gpio_request_one
Using gpio_request_one can make the code simpler because it can
set the direction and initial value in one shot.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Michael Hennerich <michael.hennerich@analog.com>
Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Diffstat (limited to 'drivers/video/omap2')
| -rw-r--r-- | drivers/video/omap2/displays/panel-taal.c | 4 | ||||
| -rw-r--r-- | drivers/video/omap2/displays/panel-tpo-td043mtea1.c | 11 |
2 files changed, 3 insertions, 12 deletions
diff --git a/drivers/video/omap2/displays/panel-taal.c b/drivers/video/omap2/displays/panel-taal.c index 00c5c615585f..0f21fa5a16ae 100644 --- a/drivers/video/omap2/displays/panel-taal.c +++ b/drivers/video/omap2/displays/panel-taal.c @@ -1019,14 +1019,12 @@ static int taal_probe(struct omap_dss_device *dssdev) if (panel_data->use_ext_te) { int gpio = panel_data->ext_te_gpio; - r = gpio_request(gpio, "taal irq"); + r = gpio_request_one(gpio, GPIOF_IN, "taal irq"); if (r) { dev_err(&dssdev->dev, "GPIO request failed\n"); goto err_gpio; } - gpio_direction_input(gpio); - r = request_irq(gpio_to_irq(gpio), taal_te_isr, IRQF_TRIGGER_RISING, "taal vsync", dssdev); diff --git a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c index e6649aa89591..880c313d6bcc 100644 --- a/drivers/video/omap2/displays/panel-tpo-td043mtea1.c +++ b/drivers/video/omap2/displays/panel-tpo-td043mtea1.c @@ -408,17 +408,12 @@ static int tpo_td043_probe(struct omap_dss_device *dssdev) } if (gpio_is_valid(nreset_gpio)) { - ret = gpio_request(nreset_gpio, "lcd reset"); + ret = gpio_request_one(nreset_gpio, GPIOF_OUT_INIT_LOW, + "lcd reset"); if (ret < 0) { dev_err(&dssdev->dev, "couldn't request reset GPIO\n"); goto fail_gpio_req; } - - ret = gpio_direction_output(nreset_gpio, 0); - if (ret < 0) { - dev_err(&dssdev->dev, "couldn't set GPIO direction\n"); - goto fail_gpio_direction; - } } ret = sysfs_create_group(&dssdev->dev.kobj, &tpo_td043_attr_group); @@ -427,8 +422,6 @@ static int tpo_td043_probe(struct omap_dss_device *dssdev) return 0; -fail_gpio_direction: - gpio_free(nreset_gpio); fail_gpio_req: regulator_put(tpo_td043->vcc_reg); fail_regulator: |