Add glue for the USB3 controller on the rk3399-firefly.

3 files changed, 70 insertions, 2 deletions

diff --git a/sys/arch/arm64/conf/GENERIC b/sys/arch/arm64/conf/GENERIC
index 3f6befacdcd..e769741f912 100644
--- a/sys/arch/arm64/conf/GENERIC
+++ b/sys/arch/arm64/conf/GENERIC
@@ -1,4 +1,4 @@
-# $OpenBSD: GENERIC,v 1.33 2017/07/29 17:25:20 kettenis Exp $
+# $OpenBSD: GENERIC,v 1.34 2017/08/11 22:06:20 kettenis Exp $
 #
 # GENERIC machine description file
 #
@@ -89,6 +89,7 @@ rkclock*	at fdt? early 1
 rkgrf*		at fdt? early 1
 rkpinctrl*	at fdt? early 1
 rkgpio*		at fdt?
+rkdwusb*	at fdt?
 dwmmc*		at fdt?
 sdmmc*		at dwmmc?
 
diff --git a/sys/dev/fdt/files.fdt b/sys/dev/fdt/files.fdt
index 98cf648f58f..c97fa19c151 100644
--- a/sys/dev/fdt/files.fdt
+++ b/sys/dev/fdt/files.fdt
@@ -1,4 +1,4 @@
-#	$OpenBSD: files.fdt,v 1.20 2017/07/29 17:25:20 kettenis Exp $
+#	$OpenBSD: files.fdt,v 1.21 2017/08/11 22:06:20 kettenis Exp $
 #
 # Config file and device description for machine-independent FDT code.
 # Included by ports that need it.
@@ -80,6 +80,10 @@ device	rkclock
 attach	rkclock at fdt
 file	dev/fdt/rkclock.c		rkclock
 
+device	rkdwusb: fdt
+attach	rkdwusb at fdt
+file	dev/fdt/rkdwusb.c		rkdwusb
+
 device	rkgrf
 attach	rkgrf at fdt
 file	dev/fdt/rkgrf.c			rkgrf
diff --git a/sys/dev/fdt/rkdwusb.c b/sys/dev/fdt/rkdwusb.c
new file mode 100644
index 00000000000..8180ec9e3b6
--- /dev/null
+++ b/sys/dev/fdt/rkdwusb.c
@@ -0,0 +1,63 @@
+/*	$OpenBSD: rkdwusb.c,v 1.1 2017/08/11 22:06:20 kettenis Exp $	*/
+/*
+ * Copyright (c) 2017 Mark kettenis <kettenis@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.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/device.h>
+
+#include <machine/bus.h>
+#include <machine/fdt.h>
+
+#include <arm64/dev/simplebusvar.h>
+
+#include <dev/ofw/openfirm.h>
+#include <dev/ofw/ofw_clock.h>
+#include <dev/ofw/fdt.h>
+
+struct rkdwusb_softc {
+	struct simplebus_softc	sc_sbus;
+};
+
+int	rkdwusb_match(struct device *, void *, void *);
+void	rkdwusb_attach(struct device *, struct device *, void *);
+
+struct cfattach rkdwusb_ca = {
+	sizeof(struct rkdwusb_softc), rkdwusb_match, rkdwusb_attach
+};
+
+struct cfdriver rkdwusb_cd = {
+	NULL, "rkdwusb", DV_DULL
+};
+
+int
+rkdwusb_match(struct device *parent, void *match, void *aux)
+{
+	struct fdt_attach_args *faa = aux;
+
+	return OF_is_compatible(faa->fa_node, "rockchip,rk3399-dwc3");
+}
+
+void
+rkdwusb_attach(struct device *parent, struct device *self, void *aux)
+{
+	struct rkdwusb_softc *sc = (struct rkdwusb_softc *)self;
+	struct fdt_attach_args *faa = aux;
+
+	clock_enable_all(faa->fa_node);
+
+	simplebus_attach(parent, &sc->sc_sbus.sc_dev, faa);
+}