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Commit 597cc1e4 authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

OMAPDSS: Panel TPO-TD043MTEA1 DT support 



Add DT support for panel TPO-TD043MTEA1.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Grazvydas Ignotas <notasas@gmail.com>
parent 8a46558d

drivers/video/fbdev/omap2/displays-new/panel-tpo-td043mtea1.c

+41 −1
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
#include <linux/gpio.h>

#include <linux/err.h>

#include <linux/slab.h>

#include <linux/of_gpio.h>



#include <video/omapdss.h>

#include <video/omap-panel-data.h>
@@ -376,6 +377,7 @@ static int tpo_td043_enable(struct omap_dss_device *dssdev) 
	if (omapdss_device_is_enabled(dssdev))

		return 0;



	if (ddata->data_lines)

		in->ops.dpi->set_data_lines(in, ddata->data_lines);

	in->ops.dpi->set_timings(in, &ddata->videomode);
@@ -489,6 +491,31 @@ static int tpo_td043_probe_pdata(struct spi_device *spi) 
	return 0;

}



static int tpo_td043_probe_of(struct spi_device *spi)

{

	struct device_node *node = spi->dev.of_node;

	struct panel_drv_data *ddata = dev_get_drvdata(&spi->dev);

	struct omap_dss_device *in;

	int gpio;



	gpio = of_get_named_gpio(node, "reset-gpios", 0);

	if (!gpio_is_valid(gpio)) {

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

		return gpio;

	}

	ddata->nreset_gpio = gpio;



	in = omapdss_of_find_source_for_first_ep(node);

	if (IS_ERR(in)) {

		dev_err(&spi->dev, "failed to find video source\n");

		return PTR_ERR(in);

	}



	ddata->in = in;



	return 0;

}



static int tpo_td043_probe(struct spi_device *spi)

{

	struct panel_drv_data *ddata;
@@ -518,6 +545,10 @@ static int tpo_td043_probe(struct spi_device *spi) 
		r = tpo_td043_probe_pdata(spi);

		if (r)

			return r;

	} else if (spi->dev.of_node) {

		r = tpo_td043_probe_of(spi);

		if (r)

			return r;

	} else {

		return -ENODEV;

	}
@@ -629,11 +660,19 @@ static int tpo_td043_spi_resume(struct device *dev) 
static SIMPLE_DEV_PM_OPS(tpo_td043_spi_pm,

	tpo_td043_spi_suspend, tpo_td043_spi_resume);



static const struct of_device_id tpo_td043_of_match[] = {

	{ .compatible = "omapdss,tpo,td043mtea1", },

	{},

};



MODULE_DEVICE_TABLE(of, tpo_td043_of_match);



static struct spi_driver tpo_td043_spi_driver = {

	.driver = {

		.name	= "panel-tpo-td043mtea1",

		.owner	= THIS_MODULE,

		.pm	= &tpo_td043_spi_pm,

		.of_match_table = tpo_td043_of_match,

	},

	.probe	= tpo_td043_probe,

	.remove	= tpo_td043_remove,
@@ -641,6 +680,7 @@ static struct spi_driver tpo_td043_spi_driver = { 


module_spi_driver(tpo_td043_spi_driver);



MODULE_ALIAS("spi:tpo,td043mtea1");

MODULE_AUTHOR("Gražvydas Ignotas <notasas@gmail.com>");

MODULE_DESCRIPTION("TPO TD043MTEA1 LCD Driver");

MODULE_LICENSE("GPL");