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Set maximum bus clock speed from hints when attaching hinted spibus(4) children.

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Some devices (such as spigen(4)) document that this works, but it appears that the
code to implement it never got added.
This commit is contained in:
Ian Lepore 2019-02-25 23:49:58 +00:00
parent 781e78182d
commit 47a7da7612
1 changed files with 1 additions and 0 deletions
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1
sys/dev/spibus/spibus.c
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@ -216,6 +216,7 @@ spibus_hinted_child(device_t bus, const char *dname, int dunit)
child = BUS_ADD_CHILD(bus, 0, dname, dunit);
devi = SPIBUS_IVAR(child);
devi->mode = SPIBUS_MODE_NONE;
resource_int_value(dname, dunit, "clock", &devi->clock);
resource_int_value(dname, dunit, "cs", &devi->cs);
resource_int_value(dname, dunit, "mode", &devi->mode);
}