[PATCH] spi: Add OF-style registration and binding

From: Sinan Akman
Date: Tue Sep 28 2010 - 17:19:05 EST


This patch adds the OF hook to the spi core so that devices
can automatically be registered based on device tree data.

Signed-off-by: Sinan Akman <sinan@xxxxxxxxxxx>
---
drivers/spi/spi.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 0bcf4c1..b5a78a1 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -23,6 +23,7 @@
#include <linux/init.h>
#include <linux/cache.h>
#include <linux/mutex.h>
+#include <linux/of_device.h>
#include <linux/slab.h>
#include <linux/mod_devicetable.h>
#include <linux/spi/spi.h>
@@ -86,6 +87,10 @@ static int spi_match_device(struct device *dev, struct device_driver *drv)
const struct spi_device *spi = to_spi_device(dev);
const struct spi_driver *sdrv = to_spi_driver(drv);

+ /* Attempt an OF style match */
+ if (of_driver_match_device(dev, drv))
+ return 1;
+
if (sdrv->id_table)
return !!spi_match_id(sdrv->id_table, spi);

--
1.6.2.5

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