OMAPDSS: hdmi-connector: Add DT support

Add DT support for hdmi-connector.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Archit Taneja <archit@ti.com>

diff --git a/drivers/video/omap2/displays-new/connector-hdmi.c b/drivers/video/omap2/displays-new/connector-hdmi.c
index 9abe2c039ae9c44f0ea2cb2a3362c021e9273df4..2e026eab2dd00c37e56ed6d04a816639e5ee845c 100644 (file)
--- a/drivers/video/omap2/displays-new/connector-hdmi.c
+++ b/drivers/video/omap2/displays-new/connector-hdmi.c
@@ -12,6 +12,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
+#include <linux/of.h>
 
 #include <drm/drm_edid.h>
 
@@ -301,6 +302,23 @@ static int hdmic_probe_pdata(struct platform_device *pdev)
        return 0;
 }
 
+static int hdmic_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;
+
+       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;
+
+       return 0;
+}
+
 static int hdmic_probe(struct platform_device *pdev)
 {
        struct panel_drv_data *ddata;
@@ -318,6 +336,10 @@ static int hdmic_probe(struct platform_device *pdev)
                r = hdmic_probe_pdata(pdev);
                if (r)
                        return r;
+       } else if (pdev->dev.of_node) {
+               r = hdmic_probe_of(pdev);
+               if (r)
+                       return r;
        } else {
                return -ENODEV;
        }
@@ -359,12 +381,20 @@ static int __exit hdmic_remove(struct platform_device *pdev)
        return 0;
 }
 
+static const struct of_device_id hdmic_of_match[] = {
+       { .compatible = "omapdss,hdmi-connector", },
+       {},
+};
+
+MODULE_DEVICE_TABLE(of, hdmic_of_match);
+
 static struct platform_driver hdmi_connector_driver = {
        .probe  = hdmic_probe,
        .remove = __exit_p(hdmic_remove),
        .driver = {
                .name   = "connector-hdmi",
                .owner  = THIS_MODULE,
+               .of_match_table = hdmic_of_match,
        },
 };