4 files changed, 120 insertions, 11 deletions

diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index ec1d689b35..940d4a8b91 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -37,6 +37,7 @@ COBJS-$(CONFIG_USB_SL811HS) += sl811-hcd.o
 COBJS-$(CONFIG_USB_EHCI) += ehci-hcd.o
 COBJS-$(CONFIG_USB_EHCI_FSL) += ehci-fsl.o
 COBJS-$(CONFIG_USB_EHCI_IXP4XX) += ehci-ixp.o
+COBJS-$(CONFIG_USB_EHCI_KIRKWOOD) += ehci-kirkwood.o
 COBJS-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o
 COBJS-$(CONFIG_USB_EHCI_VCT) += ehci-vct.o
 
diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c
index bf148c4e24..c674929725 100644
--- a/drivers/usb/host/ehci-fsl.c
+++ b/drivers/usb/host/ehci-fsl.c
@@ -41,15 +41,15 @@ int ehci_hcd_init(void)
 	struct usb_ehci *ehci;
 
 	ehci = (struct usb_ehci *)CONFIG_SYS_MPC8xxx_USB_ADDR;
-	hccr = (struct ehci_hccr *)((uint32_t)ehci->caplength);
+	hccr = (struct ehci_hccr *)((uint32_t)&ehci->caplength);
 	hcor = (struct ehci_hcor *)((uint32_t) hccr +
 			HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
 
 	/* Set to Host mode */
-	setbits_le32((void *)ehci->usbmode, CM_HOST);
+	setbits_le32(&ehci->usbmode, CM_HOST);
 
-	out_be32((void *)ehci->snoop1, SNOOP_SIZE_2GB);
-	out_be32((void *)ehci->snoop2, 0x80000000 | SNOOP_SIZE_2GB);
+	out_be32(&ehci->snoop1, SNOOP_SIZE_2GB);
+	out_be32(&ehci->snoop2, 0x80000000 | SNOOP_SIZE_2GB);
 
 	/* Init phy */
 	if (!strcmp(getenv("usb_phy_type"), "utmi"))
@@ -58,13 +58,13 @@ int ehci_hcd_init(void)
 		out_le32(&(hcor->or_portsc[0]), PORT_PTS_ULPI);
 
 	/* Enable interface. */
-	setbits_be32((void *)ehci->control, USB_EN);
+	setbits_be32(&ehci->control, USB_EN);
 
-	out_be32((void *)ehci->prictrl, 0x0000000c);
-	out_be32((void *)ehci->age_cnt_limit, 0x00000040);
-	out_be32((void *)ehci->sictrl, 0x00000001);
+	out_be32(&ehci->prictrl, 0x0000000c);
+	out_be32(&ehci->age_cnt_limit, 0x00000040);
+	out_be32(&ehci->sictrl, 0x00000001);
 
-	in_le32((void *)ehci->usbmode);
+	in_le32(&ehci->usbmode);
 
 	return 0;
 }
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index bbd547b3e3..423ea5d814 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -716,7 +716,7 @@ ehci_submit_root(struct usb_device *dev, unsigned long pipe, void *buffer,
 			goto unknown;
 		}
 		/* unblock posted writes */
-		ehci_readl(&hcor->or_usbcmd);
+		(void) ehci_readl(&hcor->or_usbcmd);
 		break;
 	case USB_REQ_CLEAR_FEATURE | ((USB_DIR_OUT | USB_RT_PORT) << 8):
 		reg = ehci_readl(status_reg);
@@ -745,7 +745,7 @@ ehci_submit_root(struct usb_device *dev, unsigned long pipe, void *buffer,
 		}
 		ehci_writel(status_reg, reg);
 		/* unblock posted write */
-		ehci_readl(&hcor->or_usbcmd);
+		(void) ehci_readl(&hcor->or_usbcmd);
 		break;
 	default:
 		debug("Unknown request\n");
diff --git a/drivers/usb/host/ehci-kirkwood.c b/drivers/usb/host/ehci-kirkwood.c
new file mode 100644
index 0000000000..64997b85ce
--- /dev/null
+++ b/drivers/usb/host/ehci-kirkwood.c
@@ -0,0 +1,108 @@
+/*
+ * (C) Copyright 2009
+ * Marvell Semiconductor <www.marvell.com>
+ * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston,
+ * MA 02110-1301 USA
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <usb.h>
+#include "ehci.h"
+#include "ehci-core.h"
+#include <asm/arch/kirkwood.h>
+
+#define rdl(off)	readl(KW_USB20_BASE + (off))
+#define wrl(off, val)	writel((val), KW_USB20_BASE + (off))
+
+#define USB_WINDOW_CTRL(i)	(0x320 + ((i) << 4))
+#define USB_WINDOW_BASE(i)	(0x324 + ((i) << 4))
+#define USB_TARGET_DRAM		0x0
+
+/*
+ * USB 2.0 Bridge Address Decoding registers setup
+ */
+static void usb_brg_adrdec_setup(void)
+{
+	int i;
+	u32 size, attrib;
+
+	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
+
+		/* Enable DRAM bank */
+		switch (i) {
+		case 0:
+			attrib = KWCPU_ATTR_DRAM_CS0;
+			break;
+		case 1:
+			attrib = KWCPU_ATTR_DRAM_CS1;
+			break;
+		case 2:
+			attrib = KWCPU_ATTR_DRAM_CS2;
+			break;
+		case 3:
+			attrib = KWCPU_ATTR_DRAM_CS3;
+			break;
+		default:
+			/* invalide bank, disable access */
+			attrib = 0;
+			break;
+		}
+
+		size = kw_sdram_bs(i);
+		if ((size) && (attrib))
+			wrl(USB_WINDOW_CTRL(i),
+				KWCPU_WIN_CTRL_DATA(size, USB_TARGET_DRAM,
+					attrib, KWCPU_WIN_ENABLE));
+		else
+			wrl(USB_WINDOW_CTRL(i), KWCPU_WIN_DISABLE);
+
+		wrl(USB_WINDOW_BASE(i), kw_sdram_bar(i));
+	}
+}
+
+/*
+ * Create the appropriate control structures to manage
+ * a new EHCI host controller.
+ */
+int ehci_hcd_init(void)
+{
+	usb_brg_adrdec_setup();
+
+	hccr = (struct ehci_hccr *)(KW_USB20_BASE + 0x100);
+	hcor = (struct ehci_hcor *)((uint32_t) hccr
+			+ HC_LENGTH(ehci_readl(&hccr->cr_capbase)));
+
+	debug("Kirkwood-ehci: init hccr %x and hcor %x hc_length %d\n",
+		(uint32_t)hccr, (uint32_t)hcor,
+		(uint32_t)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;
+}
+