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Add basic FDT support for the mx25l SPI flash.
Sponsored by: Rubicon Communications (Netgate)
This commit is contained in:
parent
320d842101
commit
8f74c88a73
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=297423
@ -26,6 +26,8 @@
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_platform.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bio.h>
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@ -40,6 +42,12 @@ __FBSDID("$FreeBSD$");
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#include <sys/mutex.h>
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#include <geom/geom_disk.h>
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#ifdef FDT
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#include <dev/fdt/fdt_common.h>
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#include <dev/ofw/ofw_bus_subr.h>
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#include <dev/ofw/openfirm.h>
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#endif
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#include <dev/spibus/spi.h>
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#include "spibus_if.h"
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@ -360,7 +368,15 @@ mx25l_read(device_t dev, off_t offset, caddr_t data, off_t count)
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static int
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mx25l_probe(device_t dev)
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{
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#ifdef FDT
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if (!ofw_bus_status_okay(dev))
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return (ENXIO);
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if (!ofw_bus_is_compatible(dev, "st,m25p"))
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return (ENXIO);
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#endif
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device_set_desc(dev, "M25Pxx Flash Family");
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return (0);
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}
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