Author: br
Date: Sun Jan 4 23:14:04 2015
New Revision: 276670
URL: https://svnweb.freebsd.org/changeset/base/276670
Log:
Do not configure Altera PIO device on ARM startup.
PIO is a device implemented in soft-core and becomes
available after flashing FPGA only.
Modified:
head/sys/dev/altera/pio/pio.c
head/sys/dev/beri/virtio/virtio.c
Modified: head/sys/dev/altera/pio/pio.c
==============================================================================
--- head/sys/dev/altera/pio/pio.c Sun Jan 4 22:37:44 2015
(r276669)
+++ head/sys/dev/altera/pio/pio.c Sun Jan 4 23:14:04 2015
(r276670)
@@ -178,8 +178,6 @@ pio_attach(device_t dev)
sc->bst = rman_get_bustag(sc->res[0]);
sc->bsh = rman_get_bushandle(sc->res[0]);
- WRITE4(sc, PIO_DATA, 0);
-
if ((node = ofw_bus_get_node(sc->dev)) == -1)
return (ENXIO);
Modified: head/sys/dev/beri/virtio/virtio.c
==============================================================================
--- head/sys/dev/beri/virtio/virtio.c Sun Jan 4 22:37:44 2015
(r276669)
+++ head/sys/dev/beri/virtio/virtio.c Sun Jan 4 23:14:04 2015
(r276670)
@@ -211,8 +211,6 @@ setup_pio(device_t dev, char *name, devi
SLIST_FOREACH(ic, &fdt_ic_list_head, fdt_ics) {
if (ic->iph == pio_node) {
*pio_dev = ic->dev;
- PIO_CONFIGURE(*pio_dev, PIO_OUT_ALL,
- PIO_UNMASK_ALL);
return (0);
}
}
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