Add the code to make the SDI driver work with device tree on OMAP3.
Signed-off-by: Sebastian Reichel <[email protected]>
---
drivers/video/omap2/dss/sdi.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/drivers/video/omap2/dss/sdi.c b/drivers/video/omap2/dss/sdi.c
index ccc569a..bdc6a68 100644
--- a/drivers/video/omap2/dss/sdi.c
+++ b/drivers/video/omap2/dss/sdi.c
@@ -26,6 +26,8 @@
#include <linux/export.h>
#include <linux/platform_device.h>
#include <linux/string.h>
+#include <linux/of.h>
+#include <linux/of_platform.h>
#include <video/omapdss.h>
#include "dss.h"
@@ -333,6 +335,9 @@ static const struct omapdss_sdi_ops sdi_ops = {
static void sdi_init_output(struct platform_device *pdev)
{
+ struct device_node *node = pdev->dev.of_node;
+ struct device_node *ep;
+
struct omap_dss_device *out = &sdi.output;
out->dev = &pdev->dev;
@@ -344,6 +349,15 @@ static void sdi_init_output(struct platform_device *pdev)
out->owner = THIS_MODULE;
omapdss_register_output(out);
+
+ if (!pdev->dev.of_node)
+ return;
+
+ ep = omapdss_of_get_first_endpoint(node);
+ if (!ep)
+ return;
+
+ of_property_read_u32(ep, "data-lines", &sdi.datapairs);
}
static void __exit sdi_uninit_output(struct platform_device *pdev)
@@ -369,12 +383,18 @@ static int __exit omap_sdi_remove(struct platform_device
*pdev)
return 0;
}
+static const struct of_device_id sdi_of_match[] = {
+ { .compatible = "ti,omap3-sdi" },
+ {},
+};
+
static struct platform_driver omap_sdi_driver = {
.probe = omap_sdi_probe,
.remove = __exit_p(omap_sdi_remove),
.driver = {
.name = "omapdss_sdi",
.owner = THIS_MODULE,
+ .of_match_table = sdi_of_match,
},
};
--
1.8.5.1
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