Signed-off-by: Tomi Valkeinen <tomi.valkeinen@xxxxxx>
---
.../video/omap2/displays-new/connector-analog-tv.c | 70 ++++++++++++++++++++++
1 file changed, 70 insertions(+)
diff --git a/drivers/video/omap2/displays-new/connector-analog-tv.c b/drivers/video/omap2/displays-new/connector-analog-tv.c
index 5338f36..b4fb74b 100644
--- a/drivers/video/omap2/displays-new/connector-analog-tv.c
+++ b/drivers/video/omap2/displays-new/connector-analog-tv.c
@@ -12,6 +12,7 @@
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/of.h>
#include <video/omapdss.h>
#include <video/omap-panel-data.h>
@@ -28,6 +29,12 @@ struct panel_drv_data {
bool invert_polarity;
};
+static const struct of_device_id tvc_of_match[];
+
+struct tvc_of_data {
+ enum omap_dss_venc_type connector_type;
+};
+
#define to_panel_data(x) container_of(x, struct panel_drv_data, dssdev)
static int tvc_connect(struct omap_dss_device *dssdev)
@@ -191,6 +198,36 @@ static int tvc_probe_pdata(struct platform_device *pdev)
return 0;
}
+static int tvc_probe_of(struct platform_device *pdev,
+ const struct tvc_of_data *data)
+{
+ 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 *src_node;
+
+ src_node = of_parse_phandle(node, "video-source", 0);
+ if (!src_node) {
+ dev_err(&pdev->dev, "failed to parse video source\n");
+ return -ENODEV;
+ }
+
+ in = omap_dss_find_output_by_node(src_node);
+ if (in == NULL) {
+ dev_err(&pdev->dev, "failed to find video source\n");
+ return -EPROBE_DEFER;
+ }
+ ddata->in = in;
+
+ ddata->connector_type = data->connector_type;
+
+ ddata->invert_polarity =
+ of_property_read_bool(node, "invert-polarity");
+
+ return 0;
+}
+
+
static int tvc_probe(struct platform_device *pdev)
{
struct panel_drv_data *ddata;
@@ -208,6 +245,18 @@ static int tvc_probe(struct platform_device *pdev)
r = tvc_probe_pdata(pdev);
if (r)
return r;
+ } else if (pdev->dev.of_node) {
+ const struct of_device_id *match;
+
+ match = of_match_node(tvc_of_match, pdev->dev.of_node);
+ if (!match) {
+ dev_err(&pdev->dev, "unsupported device\n");
+ return -ENODEV;
+ }
+
+ r = tvc_probe_of(pdev, match->data);
+ if (r)
+ return r;
} else {
return -ENODEV;
}
@@ -249,12 +298,33 @@ static int __exit tvc_remove(struct platform_device *pdev)
return 0;
}
+static const struct tvc_of_data tv_svideo_data = {
+ .connector_type = OMAP_DSS_VENC_TYPE_SVIDEO,
+};
+
+static const struct tvc_of_data tv_composite_video_data = {
+ .connector_type = OMAP_DSS_VENC_TYPE_COMPOSITE,
+};
+
+static const struct of_device_id tvc_of_match[] = {
+ {
+ .compatible = "ti,svideo-connector",
+ .data = &tv_svideo_data,
+ },
+ {
+ .compatible = "ti,composite-video-connector",
+ .data = &tv_composite_video_data,
+ },
+ {},
+};
+
static struct platform_driver tvc_connector_driver = {
.probe = tvc_probe,
.remove = __exit_p(tvc_remove),
.driver = {
.name = "connector-analog-tv",
.owner = THIS_MODULE,
+ .of_match_table = tvc_of_match,
},
};
--
1.8.1.2
--
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