added boot script files to repository

1 files changed, 47 insertions, 0 deletions

diff --git a/u-boot/drivers/usb/host/ehci-ppc4xx.c b/u-boot/drivers/usb/host/ehci-ppc4xx.c
new file mode 100644
index 0000000..1179919
--- /dev/null
+++ b/u-boot/drivers/usb/host/ehci-ppc4xx.c
@@ -0,0 +1,47 @@
+/*
+ * (C) Copyright 2010, Chris Zhang <chris@seamicro.com>
+ *
+ * Author: Chris Zhang <chris@seamicro.com>
+ * This code is based on ehci freescale driver
+ *
+ * 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>
+#include <usb.h>
+
+#include "ehci.h"
+#include "ehci-core.h"
+
+/*
+ * Create the appropriate control structures to manage
+ * a new EHCI host controller.
+ */
+int ehci_hcd_init(void)
+{
+	hccr = (struct ehci_hccr *)(CONFIG_SYS_PPC4XX_USB_ADDR);
+	hcor = (struct ehci_hcor *)((uint32_t) hccr +
+		HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
+	return 0;
+}
+
+/*
+ * Destroy the appropriate control structures corresponding
+ * the the EHCI host controller.
+ */
+int ehci_hcd_stop(void)
+{
+	return 0;
+}