spi: spidev: Add device tree bindings

This will allow to probe spidev from device tree by adding the
compatible string of each device to this array.

Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 830adbed1d7ace083697312cf4ed585606c4a35b..9fc5788f20951dfaeffe752d67b11cfc9c484020 100644 (file)
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -31,6 +31,8 @@
 #include <linux/mutex.h>
 #include <linux/slab.h>
 #include <linux/compat.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/spidev.h>
@@ -642,10 +644,17 @@ static int __devexit spidev_remove(struct spi_device *spi)
        return 0;
 }
 
+static const struct of_device_id spidev_dt_ids[] = {
+       {},
+};
+
+MODULE_DEVICE_TABLE(of, spidev_dt_ids);
+
 static struct spi_driver spidev_spi_driver = {
        .driver = {
                .name =         "spidev",
                .owner =        THIS_MODULE,
+               .of_match_table = of_match_ptr(spidev_dt_ids),
        },
        .probe =        spidev_probe,
        .remove =       __devexit_p(spidev_remove),