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Commit 2cbe2304 authored by Tomi Valkeinen's avatar Tomi Valkeinen
Browse files

OMAPDSS: connector-dvi: Add DT support 



Add DT support for connector-dvi.

Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: default avatarArchit Taneja <archit@ti.com>
parent cfa71144

drivers/video/omap2/displays-new/connector-dvi.c

+43 −0
Original line number Diff line number Diff line
@@ -277,6 +277,37 @@ static int dvic_probe_pdata(struct platform_device *pdev) 
	return 0;

}



static int dvic_probe_of(struct platform_device *pdev)

{

	struct panel_drv_data *ddata = platform_get_drvdata(pdev);

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

	struct omap_dss_device *in;

	struct device_node *adapter_node;

	struct i2c_adapter *adapter;



	in = omapdss_of_find_source_for_first_ep(node);

	if (IS_ERR(in)) {

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

		return PTR_ERR(in);

	}



	ddata->in = in;



	adapter_node = of_parse_phandle(node, "ddc-i2c-bus", 0);

	if (adapter_node) {

		adapter = of_find_i2c_adapter_by_node(adapter_node);

		if (adapter == NULL) {

			dev_err(&pdev->dev, "failed to parse ddc-i2c-bus\n");

			omap_dss_put_device(ddata->in);

			return -EPROBE_DEFER;

		}



		ddata->i2c_adapter = adapter;

	}



	return 0;

}



static int dvic_probe(struct platform_device *pdev)

{

	struct panel_drv_data *ddata;
@@ -293,6 +324,10 @@ static int dvic_probe(struct platform_device *pdev) 
		r = dvic_probe_pdata(pdev);

		if (r)

			return r;

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

		r = dvic_probe_of(pdev);

		if (r)

			return r;

	} else {

		return -ENODEV;

	}
@@ -342,12 +377,20 @@ static int __exit dvic_remove(struct platform_device *pdev) 
	return 0;

}



static const struct of_device_id dvic_of_match[] = {

	{ .compatible = "omapdss,dvi-connector", },

	{},

};



MODULE_DEVICE_TABLE(of, dvic_of_match);



static struct platform_driver dvi_connector_driver = {

	.probe	= dvic_probe,

	.remove	= __exit_p(dvic_remove),

	.driver	= {

		.name	= "connector-dvi",

		.owner	= THIS_MODULE,

		.of_match_table = dvic_of_match,

	},

};