a driver for the phillips pcf8584 i2c controller as found on the sun netra

t1 105.

tested by henning@ djm@
ok kettenis@ put it in deraadt@

1 files changed, 34 insertions, 0 deletions

diff --git a/sys/dev/ic/pcf8584var.h b/sys/dev/ic/pcf8584var.h
new file mode 100644
index 00000000000..7fbdac1d50a
--- /dev/null
+++ b/sys/dev/ic/pcf8584var.h
@@ -0,0 +1,34 @@
+/*	$OpenBSD: pcf8584var.h,v 1.1 2006/02/01 11:03:34 dlg Exp $ */
+
+/*
+ * Copyright (c) 2006 David Gwynne <dlg@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+struct pcfiic_softc {
+	struct device		sc_dev;
+
+	bus_space_tag_t		sc_iot;
+	bus_space_handle_t	sc_ioh;
+
+	int			sc_poll;
+
+	struct i2c_controller	sc_i2c;
+	struct lock		sc_lock;
+};
+
+void	pcfiic_attach(struct pcfiic_softc *, i2c_addr_t,
+	    void (*)(struct device *, struct i2cbus_attach_args *, void *),
+	    void *);
+int	pcfiic_intr(void *);