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Commit c6e29d26 authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

OMAPDSS: panel-dpi: enable-gpio 



The enable gpio should be optional, but the driver returns an error if
it doesn't get the gpio.

So change the driver to accept -ENOENT error.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Tested-by: default avatarJoachim Eastwood <manabian@gmail.com>
parent d80e02ef

drivers/video/fbdev/omap2/displays-new/panel-dpi.c

+7 −3
Original line number Diff line number Diff line
@@ -210,14 +210,18 @@ static int panel_dpi_probe_of(struct platform_device *pdev) 
	struct gpio_desc *gpio;



	gpio = devm_gpiod_get(&pdev->dev, "enable");



	if (IS_ERR(gpio)) {

		dev_err(&pdev->dev, "failed to parse enable gpio\n");

		if (PTR_ERR(gpio) != -ENOENT)

			return PTR_ERR(gpio);

		else

			gpio = NULL;

	} else {

		gpiod_direction_output(gpio, 0);

		ddata->enable_gpio = gpio;

	}



	ddata->enable_gpio = gpio;



	ddata->backlight_gpio = -ENOENT;



	r = of_get_display_timing(node, "panel-timing", &timing);