diff mbox

[PATCHv2,27/27] OMAPDSS: connector-analog-tv: Add DT support

Message ID 1387205794-32246-28-git-send-email-tomi.valkeinen@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Tomi Valkeinen Dec. 16, 2013, 2:56 p.m. UTC
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
---
 .../video/omap2/displays-new/connector-analog-tv.c | 66 +++++++++++++++++++++-
 1 file changed, 65 insertions(+), 1 deletion(-)

Comments

Laurent Pinchart Aug. 26, 2014, 4:58 p.m. UTC | #1
Hi Tomi,

On Monday 16 December 2013 16:56:34 Tomi Valkeinen wrote:
> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
> ---
>  .../video/omap2/displays-new/connector-analog-tv.c | 66 ++++++++++++++++++-
>  1 file changed, 65 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/video/omap2/displays-new/connector-analog-tv.c
> b/drivers/video/omap2/displays-new/connector-analog-tv.c index
> ccd9073f706f..ebed25a86487 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>
> @@ -42,6 +43,12 @@ static const struct omap_video_timings tvc_pal_timings =
> { .interlace	= true,
>  };
> 
> +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)
> @@ -92,7 +99,10 @@ static int tvc_enable(struct omap_dss_device *dssdev)
>  	in->ops.atv->set_timings(in, &ddata->timings);
> 
>  	in->ops.atv->set_type(in, ddata->connector_type);
> -	in->ops.atv->invert_vid_out_polarity(in, ddata->invert_polarity);
> +
> +	if (!ddata->dev->of_node)
> +		in->ops.atv->invert_vid_out_polarity(in,
> +			ddata->invert_polarity);
> 
>  	r = in->ops.atv->enable(in);
>  	if (r)
> @@ -205,6 +215,35 @@ static int tvc_probe_pdata(struct platform_device
> *pdev) return 0;
>  }
> 
> +static int tvc_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;
> +	const struct of_device_id *match;
> +	const struct tvc_of_data *data;
> +
> +	match = of_match_node(tvc_of_match, pdev->dev.of_node);
> +	if (!match) {
> +		dev_err(&pdev->dev, "unsupported device\n");
> +		return -ENODEV;
> +	}
> +
> +	data = match->data;
> +
> +	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;
> +
> +	ddata->connector_type = data->connector_type;
> +
> +	return 0;
> +}
> +
>  static int tvc_probe(struct platform_device *pdev)
>  {
>  	struct panel_drv_data *ddata;
> @@ -222,6 +261,10 @@ static int tvc_probe(struct platform_device *pdev)
>  		r = tvc_probe_pdata(pdev);
>  		if (r)
>  			return r;
> +	} else if (pdev->dev.of_node) {
> +		r = tvc_probe_of(pdev);
> +		if (r)
> +			return r;
>  	} else {
>  		return -ENODEV;
>  	}
> @@ -263,12 +306,33 @@ 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 = "svideo-connector",
> +		.data = &tv_svideo_data,
> +	},
> +	{
> +		.compatible = "composite-video-connector",

I've just noticed that this doesn't match the bindings that document the 
compatible value to be "composite-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,
>  	},
>  };
Tomi Valkeinen Aug. 27, 2014, 9:37 a.m. UTC | #2
On 26/08/14 19:58, Laurent Pinchart wrote:
> Hi Tomi,
> 
> On Monday 16 December 2013 16:56:34 Tomi Valkeinen wrote:
>> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
>> ---
>>  .../video/omap2/displays-new/connector-analog-tv.c | 66 ++++++++++++++++++-
>>  1 file changed, 65 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/video/omap2/displays-new/connector-analog-tv.c
>> b/drivers/video/omap2/displays-new/connector-analog-tv.c index
>> ccd9073f706f..ebed25a86487 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>
>> @@ -42,6 +43,12 @@ static const struct omap_video_timings tvc_pal_timings =
>> { .interlace	= true,
>>  };
>>
>> +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)
>> @@ -92,7 +99,10 @@ static int tvc_enable(struct omap_dss_device *dssdev)
>>  	in->ops.atv->set_timings(in, &ddata->timings);
>>
>>  	in->ops.atv->set_type(in, ddata->connector_type);
>> -	in->ops.atv->invert_vid_out_polarity(in, ddata->invert_polarity);
>> +
>> +	if (!ddata->dev->of_node)
>> +		in->ops.atv->invert_vid_out_polarity(in,
>> +			ddata->invert_polarity);
>>
>>  	r = in->ops.atv->enable(in);
>>  	if (r)
>> @@ -205,6 +215,35 @@ static int tvc_probe_pdata(struct platform_device
>> *pdev) return 0;
>>  }
>>
>> +static int tvc_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;
>> +	const struct of_device_id *match;
>> +	const struct tvc_of_data *data;
>> +
>> +	match = of_match_node(tvc_of_match, pdev->dev.of_node);
>> +	if (!match) {
>> +		dev_err(&pdev->dev, "unsupported device\n");
>> +		return -ENODEV;
>> +	}
>> +
>> +	data = match->data;
>> +
>> +	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;
>> +
>> +	ddata->connector_type = data->connector_type;
>> +
>> +	return 0;
>> +}
>> +
>>  static int tvc_probe(struct platform_device *pdev)
>>  {
>>  	struct panel_drv_data *ddata;
>> @@ -222,6 +261,10 @@ static int tvc_probe(struct platform_device *pdev)
>>  		r = tvc_probe_pdata(pdev);
>>  		if (r)
>>  			return r;
>> +	} else if (pdev->dev.of_node) {
>> +		r = tvc_probe_of(pdev);
>> +		if (r)
>> +			return r;
>>  	} else {
>>  		return -ENODEV;
>>  	}
>> @@ -263,12 +306,33 @@ 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 = "svideo-connector",
>> +		.data = &tv_svideo_data,
>> +	},
>> +	{
>> +		.compatible = "composite-video-connector",
> 
> I've just noticed that this doesn't match the bindings that document the 
> compatible value to be "composite-connector".

Thanks. arch/arm/boot/dts/omap3-n900.dts uses the same value as in the
bindings document, so I think the proper fix is to change the compatible
value for this driver. I'll make a patch.

 Tomi
diff mbox

Patch

diff --git a/drivers/video/omap2/displays-new/connector-analog-tv.c b/drivers/video/omap2/displays-new/connector-analog-tv.c
index ccd9073f706f..ebed25a86487 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>
@@ -42,6 +43,12 @@  static const struct omap_video_timings tvc_pal_timings = {
 	.interlace	= true,
 };
 
+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)
@@ -92,7 +99,10 @@  static int tvc_enable(struct omap_dss_device *dssdev)
 	in->ops.atv->set_timings(in, &ddata->timings);
 
 	in->ops.atv->set_type(in, ddata->connector_type);
-	in->ops.atv->invert_vid_out_polarity(in, ddata->invert_polarity);
+
+	if (!ddata->dev->of_node)
+		in->ops.atv->invert_vid_out_polarity(in,
+			ddata->invert_polarity);
 
 	r = in->ops.atv->enable(in);
 	if (r)
@@ -205,6 +215,35 @@  static int tvc_probe_pdata(struct platform_device *pdev)
 	return 0;
 }
 
+static int tvc_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;
+	const struct of_device_id *match;
+	const struct tvc_of_data *data;
+
+	match = of_match_node(tvc_of_match, pdev->dev.of_node);
+	if (!match) {
+		dev_err(&pdev->dev, "unsupported device\n");
+		return -ENODEV;
+	}
+
+	data = match->data;
+
+	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;
+
+	ddata->connector_type = data->connector_type;
+
+	return 0;
+}
+
 static int tvc_probe(struct platform_device *pdev)
 {
 	struct panel_drv_data *ddata;
@@ -222,6 +261,10 @@  static int tvc_probe(struct platform_device *pdev)
 		r = tvc_probe_pdata(pdev);
 		if (r)
 			return r;
+	} else if (pdev->dev.of_node) {
+		r = tvc_probe_of(pdev);
+		if (r)
+			return r;
 	} else {
 		return -ENODEV;
 	}
@@ -263,12 +306,33 @@  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 = "svideo-connector",
+		.data = &tv_svideo_data,
+	},
+	{
+		.compatible = "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,
 	},
 };