Author: loos
Date: Wed Mar 30 17:00:33 2016
New Revision: 297423
URL: https://svnweb.freebsd.org/changeset/base/297423
Log:
Add basic FDT support for the mx25l SPI flash.
Sponsored by: Rubicon Communications (Netgate)
Modified:
head/sys/dev/flash/mx25l.c
Modified: head/sys/dev/flash/mx25l.c
==============================================================================
--- head/sys/dev/flash/mx25l.c Wed Mar 30 16:57:28 2016 (r297422)
+++ head/sys/dev/flash/mx25l.c Wed Mar 30 17:00:33 2016 (r297423)
@@ -26,6 +26,8 @@
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
+#include "opt_platform.h"
+
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/bio.h>
@@ -40,6 +42,12 @@ __FBSDID("$FreeBSD$");
#include <sys/mutex.h>
#include <geom/geom_disk.h>
+#ifdef FDT
+#include <dev/fdt/fdt_common.h>
+#include <dev/ofw/ofw_bus_subr.h>
+#include <dev/ofw/openfirm.h>
+#endif
+
#include <dev/spibus/spi.h>
#include "spibus_if.h"
@@ -360,7 +368,15 @@ mx25l_read(device_t dev, off_t offset, c
static int
mx25l_probe(device_t dev)
{
+
+#ifdef FDT
+ if (!ofw_bus_status_okay(dev))
+ return (ENXIO);
+ if (!ofw_bus_is_compatible(dev, "st,m25p"))
+ return (ENXIO);
+#endif
device_set_desc(dev, "M25Pxx Flash Family");
+
return (0);
}
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