[PATCH 1/5] drivercore/of: Add OF style matching to platform bus

Grant Likely grant.likely at secretlab.ca
Thu Jul 22 09:39:54 EST 2010

As part of the merge between platform bus and of_platform bus, add the
ability to do of-style matching to the platform bus.

Signed-off-by: Grant Likely <grant.likely at secretlab.ca>
CC: Greg Kroah-Hartman <gregkh at suse.de>
CC: Michal Simek <monstr at monstr.eu>
CC: Grant Likely <grant.likely at secretlab.ca>
CC: Benjamin Herrenschmidt <benh at kernel.crashing.org>
CC: Stephen Rothwell <sfr at canb.auug.org.au>
CC: linux-kernel at vger.kernel.org
CC: microblaze-uclinux at itee.uq.edu.au
CC: linuxppc-dev at ozlabs.org
CC: devicetree-discuss at lists.ozlabs.org
 drivers/base/platform.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 4d99c8b..6a9b3dd 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -12,6 +12,7 @@
 #include <linux/string.h>
 #include <linux/platform_device.h>
+#include <linux/of_device.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/dma-mapping.h>
@@ -673,6 +674,10 @@ static int platform_match(struct device *dev, struct device_driver *drv)
 	struct platform_device *pdev = to_platform_device(dev);
 	struct platform_driver *pdrv = to_platform_driver(drv);
+	/* Attempt an OF style match first */
+	if (of_driver_match_device(dev, drv))
+		return 1;
 	/* match against the id table first */
 	if (pdrv->id_table)
 		return platform_match_id(pdrv->id_table, pdev) != NULL;

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