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path: root/drivers/i2c/busses/i2c-designware-platdrv.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-designware-platdrv.c')
-rw-r--r--drivers/i2c/busses/i2c-designware-platdrv.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 2d3657ab1258..5244c4724df7 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -34,6 +34,7 @@
#include <linux/sched.h>
#include <linux/err.h>
#include <linux/interrupt.h>
+#include <linux/of_i2c.h>
#include <linux/platform_device.h>
#include <linux/io.h>
#include <linux/slab.h>
@@ -137,6 +138,7 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev)
sizeof(adap->name));
adap->algo = &i2c_dw_algo;
adap->dev.parent = &pdev->dev;
+ adap->dev.of_node = pdev->dev.of_node;
adap->nr = pdev->id;
r = i2c_add_numbered_adapter(adap);
@@ -144,6 +146,7 @@ static int __devinit dw_i2c_probe(struct platform_device *pdev)
dev_err(&pdev->dev, "failure adding adapter\n");
goto err_free_irq;
}
+ of_i2c_register_devices(adap);
return 0;
@@ -187,6 +190,14 @@ static int __devexit dw_i2c_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id dw_i2c_of_match[] = {
+ { .compatible = "snps,designware-i2c", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, dw_i2c_of_match);
+#endif
+
/* work with hotplug and coldplug */
MODULE_ALIAS("platform:i2c_designware");
@@ -195,6 +206,7 @@ static struct platform_driver dw_i2c_driver = {
.driver = {
.name = "i2c_designware",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(dw_i2c_of_match),
},
};