summaryrefslogtreecommitdiff
path: root/cpu/mpc5xxx/usb.c
diff options
context:
space:
mode:
authorGerald Van Baren <vanbaren@cideas.com>2007-08-10 19:19:50 -0400
committerGerald Van Baren <vanbaren@cideas.com>2007-08-10 19:19:50 -0400
commit29eaae953476f2bba4d5c7ac097b96cd827c1dff (patch)
tree537faa4c04db58ee7b070b56bd7de7bd116092d3 /cpu/mpc5xxx/usb.c
parented8e5f362a2fc572eb9c1854f6c76c291b0f9a0f (diff)
parentfb56579ffe7ef3275b7036bb7b924e5a0d32bd70 (diff)
downloadu-boot-imx-29eaae953476f2bba4d5c7ac097b96cd827c1dff.zip
u-boot-imx-29eaae953476f2bba4d5c7ac097b96cd827c1dff.tar.gz
u-boot-imx-29eaae953476f2bba4d5c7ac097b96cd827c1dff.tar.bz2
Merge git://www.denx.de/git/u-boot
Diffstat (limited to 'cpu/mpc5xxx/usb.c')
-rw-r--r--cpu/mpc5xxx/usb.c54
1 files changed, 54 insertions, 0 deletions
diff --git a/cpu/mpc5xxx/usb.c b/cpu/mpc5xxx/usb.c
new file mode 100644
index 0000000..ce709fc
--- /dev/null
+++ b/cpu/mpc5xxx/usb.c
@@ -0,0 +1,54 @@
+/*
+ * (C) Copyright 2007
+ * Markus Klotzbuecher, DENX Software Engineering <mk@denx.de>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <common.h>
+
+#if defined(CONFIG_USB_OHCI_NEW) && defined(CFG_USB_OHCI_CPU_INIT)
+
+#include <mpc5xxx.h>
+
+int usb_cpu_init()
+{
+ /* Set the USB Clock */
+ *(vu_long *)MPC5XXX_CDM_48_FDC = CONFIG_USB_CLOCK;
+
+ /* remove all USB bits first before ORing in ours */
+ *(vu_long *)MPC5XXX_GPS_PORT_CONFIG &= ~0x00807000;
+
+ /* Activate USB port */
+ *(vu_long *)MPC5XXX_GPS_PORT_CONFIG |= CONFIG_USB_CONFIG;
+
+ return 0;
+}
+
+int usb_cpu_stop()
+{
+ return 0;
+}
+
+int usb_cpu_init_fail()
+{
+ return 0;
+}
+
+#endif /* defined(CONFIG_USB_OHCI) && defined(CFG_USB_OHCI_CPU_INIT) */