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drm: omapdrm: panel-lgphilips-lb035q02: Remove unused backlight GPIO 

The backlight GPIO was supported with platform data only. Now that the
driver only supports DT, the backlight GPIO is never initialized. Remove
it.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Laurent Pinchart 2016-04-26 23:35:42 +03:00 committed by Tomi Valkeinen
parent 5379be2912
commit a84a49d507
1 changed files with 0 additions and 19 deletions
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19
drivers/gpu/drm/omapdrm/displays/panel-lgphilips-lb035q02.c
View File

@ -51,9 +51,6 @@ struct panel_drv_data {
struct omap_video_timings videomode;
/* used for non-DT boot, to be removed */
int backlight_gpio;
struct gpio_desc *enable_gpio;
};
@ -171,9 +168,6 @@ static int lb035q02_enable(struct omap_dss_device *dssdev)
if (ddata->enable_gpio)
gpiod_set_value_cansleep(ddata->enable_gpio, 1);
if (gpio_is_valid(ddata->backlight_gpio))
gpio_set_value_cansleep(ddata->backlight_gpio, 1);
dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
return 0;
@ -190,9 +184,6 @@ static void lb035q02_disable(struct omap_dss_device *dssdev)
if (ddata->enable_gpio)
gpiod_set_value_cansleep(ddata->enable_gpio, 0);
if (gpio_is_valid(ddata->backlight_gpio))
gpio_set_value_cansleep(ddata->backlight_gpio, 0);
in->ops.dpi->disable(in);
dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
@ -256,8 +247,6 @@ static int lb035q02_probe_of(struct spi_device *spi)
ddata->enable_gpio = gpio;
ddata->backlight_gpio = -ENOENT;
in = omapdss_of_find_source_for_first_ep(node);
if (IS_ERR(in)) {
dev_err(&spi->dev, "failed to find video source\n");
@ -290,13 +279,6 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi)
if (r)
return r;
if (gpio_is_valid(ddata->backlight_gpio)) {
r = devm_gpio_request_one(&spi->dev, ddata->backlight_gpio,
GPIOF_OUT_INIT_LOW, "panel backlight");
if (r)
goto err_gpio;
}
ddata->videomode = lb035q02_timings;
dssdev = &ddata->dssdev;
@ -316,7 +298,6 @@ static int lb035q02_panel_spi_probe(struct spi_device *spi)
return 0;
err_reg:
err_gpio:
omap_dss_put_device(ddata->in);
return r;
}