From: Yuan-Hsin Chen <yhchen@xxxxxxxxxxxxxxxx>
USB2.0 device controller driver for Faraday fubs300
Signed-off-by: Yuan-Hsin Chen <yhchen@xxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
drivers/usb/gadget/Kconfig | 12 +
drivers/usb/gadget/Makefile | 1 +
drivers/usb/gadget/fusb300_udc.c | 1743 ++++++++++++++++++++++++++++++++++++++
drivers/usb/gadget/fusb300_udc.h | 687 +++++++++++++++
4 files changed, 2443 insertions(+), 0 deletions(-)
create mode 100644 drivers/usb/gadget/fusb300_udc.c
create mode 100644 drivers/usb/gadget/fusb300_udc.h
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 1dc9739..4845539 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -176,6 +176,18 @@ config USB_FSL_USB2
default USB_GADGET
select USB_GADGET_SELECTED
+config USB_GADGET_FUSB300
+ boolean "Faraday FUSB300 USB Peripheral Controller"
+ select USB_GADGET_DUALSPEED
+ help
+ Faraday usb device controller FUSB300 driver
+
+config USB_FUSB300
+ tristate
+ depends on USB_GADGET_FUSB300
+ default USB_GADGET
+ select USB_GADGET_SELECTED
+
config USB_GADGET_LH7A40X
boolean "LH7A40X"
depends on ARCH_LH7A40X
diff --git a/drivers/usb/gadget/Makefile b/drivers/usb/gadget/Makefile
index 55f5e8a..305286e 100644
--- a/drivers/usb/gadget/Makefile
+++ b/drivers/usb/gadget/Makefile
@@ -28,6 +28,7 @@ obj-$(CONFIG_USB_EG20T) += pch_udc.o
obj-$(CONFIG_USB_PXA_U2O) += mv_udc.o
mv_udc-y := mv_udc_core.o mv_udc_phy.o
obj-$(CONFIG_USB_CI13XXX_MSM) += ci13xxx_msm.o
+obj-$(CONFIG_USB_FUSB300) += fusb300_udc.o
#
# USB gadget drivers
diff --git a/drivers/usb/gadget/fusb300_udc.c b/drivers/usb/gadget/fusb300_udc.c
new file mode 100644
index 0000000..fd4fd69
--- /dev/null
+++ b/drivers/usb/gadget/fusb300_udc.c
@@ -0,0 +1,1743 @@
+/*
+ * Fusb300 UDC (USB gadget)
+ *
+ * Copyright (C) 2010 Faraday Technology Corp.
+ *
+ * Author : Yuan-hsin Chen <yhchen@xxxxxxxxxxxxxxxx>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+#include <linux/dma-mapping.h>
+#include <linux/err.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/usb/ch9.h>
+#include <linux/usb/gadget.h>
+
+#include "fusb300_udc.h"
+
+MODULE_DESCRIPTION("FUSB300 USB gadget driver");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Yuan Hsin Chen <yhchen@xxxxxxxxxxxxxxxx>");
+MODULE_ALIAS("platform:fusb300_udc");
+
+#define DRIVER_VERSION "20 October 2010"
+
+static const char udc_name[] = "fusb300_udc";
+static const char * const fusb300_ep_name[] = {
+ "ep0", "ep1", "ep2", "ep3", "ep4", "ep5", "ep6", "ep7"
+};
+
+static void done(struct fusb300_ep *ep, struct fusb300_request *req,
+ int status);
+
+static void fusb300_enable_bit(struct fusb300 *fusb300, u32 offset,
+ u32 value)
+{
+ u32 reg = ioread32(fusb300->reg + offset);
+
+ reg |= value;
+ iowrite32(reg, fusb300->reg + offset);
+}
+
+static void fusb300_disable_bit(struct fusb300 *fusb300, u32 offset,
+ u32 value)
+{
+ u32 reg = ioread32(fusb300->reg + offset);
+
+ reg &= ~value;
+ iowrite32(reg, fusb300->reg + offset);
+}
+
+
+static void fusb300_ep_setting(struct fusb300_ep *ep,
+ struct fusb300_ep_info info)
+{
+ ep->epnum = info.epnum;
+ ep->type = info.type;
+}
+
+static int fusb300_ep_release(struct fusb300_ep *ep)
+{
+ if (!ep->epnum)
+ return 0;
+ ep->epnum = 0;
+ ep->stall = 0;
+ ep->wedged = 0;
+ return 0;
+}
+
+static void fusb300_set_fifo_entry(struct fusb300 *fusb300,
+ u32 ep)
+{
+ u32 val = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(ep));
+
+ val &= ~FUSB300_EPSET1_FIFOENTRY_MSK;
+ val |= FUSB300_EPSET1_FIFOENTRY(FUSB300_FIFO_ENTRY_NUM);
+ iowrite32(val, fusb300->reg + FUSB300_OFFSET_EPSET1(ep));
+}
+
+static void fusb300_set_start_entry(struct fusb300 *fusb300,
+ u8 ep)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(ep));
+ u32 start_entry = fusb300->fifo_entry_num * FUSB300_FIFO_ENTRY_NUM;
+
+ reg &= ~FUSB300_EPSET1_START_ENTRY_MSK ;
+ reg |= FUSB300_EPSET1_START_ENTRY(start_entry);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET1(ep));
+ if (fusb300->fifo_entry_num == FUSB300_MAX_FIFO_ENTRY) {
+ fusb300->fifo_entry_num = 0;
+ fusb300->addrofs = 0;
+ pr_err("fifo entry is over the maximum number!\n");
+ } else
+ fusb300->fifo_entry_num++;
+}
+
+/* set fusb300_set_start_entry first before fusb300_set_epaddrofs */
+static void fusb300_set_epaddrofs(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET2(info.epnum));
+
+ reg &= ~FUSB300_EPSET2_ADDROFS_MSK;
+ reg |= FUSB300_EPSET2_ADDROFS(fusb300->addrofs);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET2(info.epnum));
+ fusb300->addrofs += (info.maxpacket + 7) / 8 * FUSB300_FIFO_ENTRY_NUM;
+}
+
+static void ep_fifo_setting(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ fusb300_set_fifo_entry(fusb300, info.epnum);
+ fusb300_set_start_entry(fusb300, info.epnum);
+ fusb300_set_epaddrofs(fusb300, info);
+}
+
+static void fusb300_set_eptype(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+
+ reg &= ~FUSB300_EPSET1_TYPE_MSK;
+ reg |= FUSB300_EPSET1_TYPE(info.type);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+}
+
+static void fusb300_set_epdir(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ u32 reg;
+
+ if (!info.dir_in)
+ return;
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+ reg &= ~FUSB300_EPSET1_DIR_MSK;
+ reg |= FUSB300_EPSET1_DIRIN;
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+}
+
+static void fusb300_set_ep_active(struct fusb300 *fusb300,
+ u8 ep)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(ep));
+
+ reg |= FUSB300_EPSET1_ACTEN;
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET1(ep));
+}
+
+static void fusb300_set_epmps(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET2(info.epnum));
+
+ reg &= ~FUSB300_EPSET2_MPS_MSK;
+ reg |= FUSB300_EPSET2_MPS(info.maxpacket);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET2(info.epnum));
+}
+
+static void fusb300_set_interval(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+
+ reg &= ~FUSB300_EPSET1_INTERVAL(0x7);
+ reg |= FUSB300_EPSET1_INTERVAL(info.interval);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+}
+
+static void fusb300_set_bwnum(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+
+ reg &= ~FUSB300_EPSET1_BWNUM(0x3);
+ reg |= FUSB300_EPSET1_BWNUM(info.bw_num);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET1(info.epnum));
+}
+
+static void set_ep_reg(struct fusb300 *fusb300,
+ struct fusb300_ep_info info)
+{
+ fusb300_set_eptype(fusb300, info);
+ fusb300_set_epdir(fusb300, info);
+ fusb300_set_epmps(fusb300, info);
+
+ if (info.interval)
+ fusb300_set_interval(fusb300, info);
+
+ if (info.bw_num)
+ fusb300_set_bwnum(fusb300, info);
+
+ fusb300_set_ep_active(fusb300, info.epnum);
+}
+
+static int config_ep(struct fusb300_ep *ep,
+ const struct usb_endpoint_descriptor *desc)
+{
+ struct fusb300 *fusb300 = ep->fusb300;
+ struct fusb300_ep_info info;
+
+ ep->desc = desc;
+
+ info.interval = 0;
+ info.addrofs = 0;
+ info.bw_num = 0;
+
+ info.type = desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK;
+ info.dir_in = (desc->bEndpointAddress & USB_ENDPOINT_DIR_MASK) ? 1 : 0;
+ info.maxpacket = le16_to_cpu(desc->wMaxPacketSize);
+ info.epnum = desc->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;
+
+ if ((info.type == USB_ENDPOINT_XFER_INT) ||
+ (info.type == USB_ENDPOINT_XFER_ISOC)) {
+ info.interval = desc->bInterval;
+ if (info.type == USB_ENDPOINT_XFER_ISOC)
+ info.bw_num = ((desc->wMaxPacketSize & 0x1800) >> 11);
+ }
+
+ ep_fifo_setting(fusb300, info);
+
+ set_ep_reg(fusb300, info);
+
+ fusb300_ep_setting(ep, info);
+
+ fusb300->ep[info.epnum] = ep;
+
+ return 0;
+}
+
+static int fusb300_enable(struct usb_ep *_ep,
+ const struct usb_endpoint_descriptor *desc)
+{
+ struct fusb300_ep *ep;
+
+ ep = container_of(_ep, struct fusb300_ep, ep);
+
+ if (ep->fusb300->reenum) {
+ ep->fusb300->fifo_entry_num = 0;
+ ep->fusb300->addrofs = 0;
+ ep->fusb300->reenum = 0;
+ }
+
+ return config_ep(ep, desc);
+}
+
+static int fusb300_disable(struct usb_ep *_ep)
+{
+ struct fusb300_ep *ep;
+ struct fusb300_request *req;
+ unsigned long flags;
+
+ ep = container_of(_ep, struct fusb300_ep, ep);
+
+ BUG_ON(!ep);
+
+ while (!list_empty(&ep->queue)) {
+ req = list_entry(ep->queue.next, struct fusb300_request, queue);
+ spin_lock_irqsave(&ep->fusb300->lock, flags);
+ done(ep, req, -ECONNRESET);
+ spin_unlock_irqrestore(&ep->fusb300->lock, flags);
+ }
+
+ return fusb300_ep_release(ep);
+}
+
+static struct usb_request *fusb300_alloc_request(struct usb_ep *_ep,
+ gfp_t gfp_flags)
+{
+ struct fusb300_request *req;
+
+ req = kzalloc(sizeof(struct fusb300_request), gfp_flags);
+ if (!req)
+ return NULL;
+ INIT_LIST_HEAD(&req->queue);
+
+ return &req->req;
+}
+
+static void fusb300_free_request(struct usb_ep *_ep, struct usb_request *_req)
+{
+ struct fusb300_request *req;
+
+ req = container_of(_req, struct fusb300_request, req);
+ kfree(req);
+}
+
+static int enable_fifo_int(struct fusb300_ep *ep)
+{
+ struct fusb300 *fusb300 = ep->fusb300;
+
+ if (ep->epnum) {
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_IGER0,
+ FUSB300_IGER0_EEPn_FIFO_INT(ep->epnum));
+ } else {
+ pr_err("can't enable_fifo_int ep0\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int disable_fifo_int(struct fusb300_ep *ep)
+{
+ struct fusb300 *fusb300 = ep->fusb300;
+
+ if (ep->epnum) {
+ fusb300_disable_bit(fusb300, FUSB300_OFFSET_IGER0,
+ FUSB300_IGER0_EEPn_FIFO_INT(ep->epnum));
+ } else {
+ pr_err("can't disable_fifo_int ep0\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static void fusb300_set_cxlen(struct fusb300 *fusb300, u32 length)
+{
+ u32 reg;
+
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_CSR);
+ reg &= ~FUSB300_CSR_LEN_MSK;
+ reg |= FUSB300_CSR_LEN(length);
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_CSR);
+}
+
+/* write data to cx fifo */
+static void fusb300_wrcxf(struct fusb300_ep *ep,
+ struct fusb300_request *req)
+{
+ int i = 0;
+ u8 *tmp;
+ u32 data;
+ struct fusb300 *fusb300 = ep->fusb300;
+ u32 length = req->req.length - req->req.actual;
+
+ tmp = req->req.buf + req->req.actual;
+
+ if (length > SS_CTL_MAX_PACKET_SIZE) {
+ fusb300_set_cxlen(fusb300, SS_CTL_MAX_PACKET_SIZE);
+ for (i = (SS_CTL_MAX_PACKET_SIZE >> 2); i > 0; i--) {
+ data = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16 |
+ *(tmp + 3) << 24;
+ iowrite32(data, fusb300->reg + FUSB300_OFFSET_CXPORT);
+ tmp += 4;
+ }
+ req->req.actual += SS_CTL_MAX_PACKET_SIZE;
+ } else { /* length is less than max packet size */
+ fusb300_set_cxlen(fusb300, length);
+ for (i = length >> 2; i > 0; i--) {
+ data = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16 |
+ *(tmp + 3) << 24;
+ printk(KERN_DEBUG " 0x%x\n", data);
+ iowrite32(data, fusb300->reg + FUSB300_OFFSET_CXPORT);
+ tmp = tmp + 4;
+ }
+ switch (length % 4) {
+ case 1:
+ data = *tmp;
+ printk(KERN_DEBUG " 0x%x\n", data);
+ iowrite32(data, fusb300->reg + FUSB300_OFFSET_CXPORT);
+ break;
+ case 2:
+ data = *tmp | *(tmp + 1) << 8;
+ printk(KERN_DEBUG " 0x%x\n", data);
+ iowrite32(data, fusb300->reg + FUSB300_OFFSET_CXPORT);
+ break;
+ case 3:
+ data = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16;
+ printk(KERN_DEBUG " 0x%x\n", data);
+ iowrite32(data, fusb300->reg + FUSB300_OFFSET_CXPORT);
+ break;
+ default:
+ break;
+ }
+ req->req.actual += length;
+ }
+}
+
+static void fusb300_set_epnstall(struct fusb300 *fusb300, u8 ep)
+{
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_EPSET0(ep),
+ FUSB300_EPSET0_STL);
+}
+
+static void fusb300_clear_epnstall(struct fusb300 *fusb300, u8 ep)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET0(ep));
+
+ if (reg & FUSB300_EPSET0_STL) {
+ printk(KERN_DEBUG "EP%d stall... Clear!!\n", ep);
+ reg &= ~FUSB300_EPSET0_STL;
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPSET0(ep));
+ }
+}
+
+static void ep0_queue(struct fusb300_ep *ep, struct fusb300_request *req)
+{
+ if (ep->fusb300->ep0_dir) { /* if IN */
+ if (req->req.length) {
+ fusb300_wrcxf(ep, req);
+ } else
+ printk(KERN_DEBUG "%s : req->req.length = 0x%x\n",
+ __func__, req->req.length);
+ if ((req->req.length == req->req.actual) ||
+ (req->req.actual < ep->ep.maxpacket))
+ done(ep, req, 0);
+ } else { /* OUT */
+ if (!req->req.length)
+ done(ep, req, 0);
+ else
+ fusb300_enable_bit(ep->fusb300, FUSB300_OFFSET_IGER1,
+ FUSB300_IGER1_CX_OUT_INT);
+ }
+}
+
+static int fusb300_queue(struct usb_ep *_ep, struct usb_request *_req,
+ gfp_t gfp_flags)
+{
+ struct fusb300_ep *ep;
+ struct fusb300_request *req;
+ unsigned long flags;
+ int request = 0;
+
+ ep = container_of(_ep, struct fusb300_ep, ep);
+ req = container_of(_req, struct fusb300_request, req);
+
+ if (ep->fusb300->gadget.speed == USB_SPEED_UNKNOWN)
+ return -ESHUTDOWN;
+
+ spin_lock_irqsave(&ep->fusb300->lock, flags);
+
+ if (list_empty(&ep->queue))
+ request = 1;
+
+ list_add_tail(&req->queue, &ep->queue);
+
+ req->req.actual = 0;
+ req->req.status = -EINPROGRESS;
+
+ if (ep->desc == NULL) /* ep0 */
+ ep0_queue(ep, req);
+ else if (request && !ep->stall)
+ enable_fifo_int(ep);
+
+ spin_unlock_irqrestore(&ep->fusb300->lock, flags);
+
+ return 0;
+}
+
+static int fusb300_dequeue(struct usb_ep *_ep, struct usb_request *_req)
+{
+ struct fusb300_ep *ep;
+ struct fusb300_request *req;
+ unsigned long flags;
+
+ ep = container_of(_ep, struct fusb300_ep, ep);
+ req = container_of(_req, struct fusb300_request, req);
+
+ spin_lock_irqsave(&ep->fusb300->lock, flags);
+ if (!list_empty(&ep->queue))
+ done(ep, req, -ECONNRESET);
+ spin_unlock_irqrestore(&ep->fusb300->lock, flags);
+
+ return 0;
+}
+
+static int fusb300_set_halt_and_wedge(struct usb_ep *_ep, int value, int wedge)
+{
+ struct fusb300_ep *ep;
+ struct fusb300 *fusb300;
+ unsigned long flags;
+ int ret = 0;
+
+ ep = container_of(_ep, struct fusb300_ep, ep);
+
+ fusb300 = ep->fusb300;
+
+ spin_lock_irqsave(&ep->fusb300->lock, flags);
+
+ if (!list_empty(&ep->queue)) {
+ ret = -EAGAIN;
+ goto out;
+ }
+
+ if (value) {
+ fusb300_set_epnstall(fusb300, ep->epnum);
+ ep->stall = 1;
+ if (wedge)
+ ep->wedged = 1;
+ } else {
+ fusb300_clear_epnstall(fusb300, ep->epnum);
+ ep->stall = 0;
+ ep->wedged = 0;
+ }
+
+out:
+ spin_unlock_irqrestore(&ep->fusb300->lock, flags);
+ return ret;
+}
+
+static int fusb300_set_halt(struct usb_ep *_ep, int value)
+{
+ return fusb300_set_halt_and_wedge(_ep, value, 0);
+}
+
+static int fusb300_set_wedge(struct usb_ep *_ep)
+{
+ return fusb300_set_halt_and_wedge(_ep, 1, 1);
+}
+
+static void fusb300_fifo_flush(struct usb_ep *_ep)
+{
+}
+
+static struct usb_ep_ops fusb300_ep_ops = {
+ .enable = fusb300_enable,
+ .disable = fusb300_disable,
+
+ .alloc_request = fusb300_alloc_request,
+ .free_request = fusb300_free_request,
+
+ .queue = fusb300_queue,
+ .dequeue = fusb300_dequeue,
+
+ .set_halt = fusb300_set_halt,
+ .fifo_flush = fusb300_fifo_flush,
+ .set_wedge = fusb300_set_wedge,
+};
+
+/*****************************************************************************/
+static void fusb300_clear_int(struct fusb300 *fusb300, u32 offset,
+ u32 value)
+{
+ iowrite32(value, fusb300->reg + offset);
+}
+
+static void fusb300_reset(void)
+{
+}
+
+static void fusb300_set_cxstall(struct fusb300 *fusb300)
+{
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_CSR,
+ FUSB300_CSR_STL);
+}
+
+static void fusb300_set_cxdone(struct fusb300 *fusb300)
+{
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_CSR,
+ FUSB300_CSR_DONE);
+}
+
+/* read data from cx fifo */
+void fusb300_rdcxf(struct fusb300 *fusb300,
+ u8 *buffer, u32 length)
+{
+ int i = 0;
+ u8 *tmp;
+ u32 data;
+
+ tmp = buffer;
+
+ for (i = (length >> 2); i > 0; i--) {
+ data = ioread32(fusb300->reg + FUSB300_OFFSET_CXPORT);
+ printk(KERN_DEBUG " 0x%x\n", data);
+ *tmp = data & 0xFF;
+ *(tmp + 1) = (data >> 8) & 0xFF;
+ *(tmp + 2) = (data >> 16) & 0xFF;
+ *(tmp + 3) = (data >> 24) & 0xFF;
+ tmp = tmp + 4;
+ }
+
+ switch (length % 4) {
+ case 1:
+ data = ioread32(fusb300->reg + FUSB300_OFFSET_CXPORT);
+ printk(KERN_DEBUG " 0x%x\n", data);
+ *tmp = data & 0xFF;
+ break;
+ case 2:
+ data = ioread32(fusb300->reg + FUSB300_OFFSET_CXPORT);
+ printk(KERN_DEBUG " 0x%x\n", data);
+ *tmp = data & 0xFF;
+ *(tmp + 1) = (data >> 8) & 0xFF;
+ break;
+ case 3:
+ data = ioread32(fusb300->reg + FUSB300_OFFSET_CXPORT);
+ printk(KERN_DEBUG " 0x%x\n", data);
+ *tmp = data & 0xFF;
+ *(tmp + 1) = (data >> 8) & 0xFF;
+ *(tmp + 2) = (data >> 16) & 0xFF;
+ break;
+ default:
+ break;
+ }
+}
+
+#if 0
+static void fusb300_dbg_fifo(struct fusb300_ep *ep,
+ u8 entry, u16 length)
+{
+ u32 reg;
+ u32 i = 0;
+ u32 j = 0;
+
+ reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_GTM);
+ reg &= ~(FUSB300_GTM_TST_EP_ENTRY(0xF) |
+ FUSB300_GTM_TST_EP_NUM(0xF) | FUSB300_GTM_TST_FIFO_DEG);
+ reg |= (FUSB300_GTM_TST_EP_ENTRY(entry) |
+ FUSB300_GTM_TST_EP_NUM(ep->epnum) | FUSB300_GTM_TST_FIFO_DEG);
+ iowrite32(reg, ep->fusb300->reg + FUSB300_OFFSET_GTM);
+
+ for (i = 0; i < (length >> 2); i++) {
+ if (i * 4 == 1024)
+ break;
+ reg = ioread32(ep->fusb300->reg +
+ FUSB300_OFFSET_BUFDBG_START + i * 4);
+ printk(KERN_DEBUG" 0x%-8x", reg);
+ j++;
+ if ((j % 4) == 0)
+ printk(KERN_DEBUG "\n");
+ }
+
+ if (length % 4) {
+ reg = ioread32(ep->fusb300->reg +
+ FUSB300_OFFSET_BUFDBG_START + i * 4);
+ printk(KERN_DEBUG " 0x%x\n", reg);
+ }
+
+ if ((j % 4) != 0)
+ printk(KERN_DEBUG "\n");
+
+ fusb300_disable_bit(ep->fusb300, FUSB300_OFFSET_GTM,
+ FUSB300_GTM_TST_FIFO_DEG);
+}
+
+static void fusb300_cmp_dbg_fifo(struct fusb300_ep *ep,
+ u8 entry, u16 length, u8 *golden)
+{
+ u32 reg;
+ u32 i = 0;
+ u32 golden_value;
+ u8 *tmp;
+
+ tmp = golden;
+
+ printk(KERN_DEBUG "fusb300_cmp_dbg_fifo (entry %d) : start\n", entry);
+
+ reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_GTM);
+ reg &= ~(FUSB300_GTM_TST_EP_ENTRY(0xF) |
+ FUSB300_GTM_TST_EP_NUM(0xF) | FUSB300_GTM_TST_FIFO_DEG);
+ reg |= (FUSB300_GTM_TST_EP_ENTRY(entry) |
+ FUSB300_GTM_TST_EP_NUM(ep->epnum) | FUSB300_GTM_TST_FIFO_DEG);
+ iowrite32(reg, ep->fusb300->reg + FUSB300_OFFSET_GTM);
+
+ for (i = 0; i < (length >> 2); i++) {
+ if (i * 4 == 1024)
+ break;
+ golden_value = *tmp | *(tmp + 1) << 8 |
+ *(tmp + 2) << 16 | *(tmp + 3) << 24;
+
+ reg = ioread32(ep->fusb300->reg +
+ FUSB300_OFFSET_BUFDBG_START + i*4);
+
+ if (reg != golden_value) {
+ printk(KERN_DEBUG "0x%x : ", (u32)(ep->fusb300->reg +
+ FUSB300_OFFSET_BUFDBG_START + i*4));
+ printk(KERN_DEBUG " golden = 0x%x, reg = 0x%x\n",
+ golden_value, reg);
+ }
+ tmp += 4;
+ }
+
+ switch (length % 4) {
+ case 1:
+ golden_value = *tmp;
+ case 2:
+ golden_value = *tmp | *(tmp + 1) << 8;
+ case 3:
+ golden_value = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16;
+ default:
+ break;
+
+ reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_BUFDBG_START + i*4);
+ if (reg != golden_value) {
+ printk(KERN_DEBUG "0x%x:", (u32)(ep->fusb300->reg +
+ FUSB300_OFFSET_BUFDBG_START + i*4));
+ printk(KERN_DEBUG " golden = 0x%x, reg = 0x%x\n",
+ golden_value, reg);
+ }
+ }
+
+ printk(KERN_DEBUG "fusb300_cmp_dbg_fifo : end\n");
+ fusb300_disable_bit(ep->fusb300, FUSB300_OFFSET_GTM,
+ FUSB300_GTM_TST_FIFO_DEG);
+}
+#endif
+
+static void fusb300_rdfifo(struct fusb300_ep *ep,
+ struct fusb300_request *req,
+ u32 length)
+{
+ int i = 0;
+ u8 *tmp;
+ u32 data, reg;
+ struct fusb300 *fusb300 = ep->fusb300;
+
+ tmp = req->req.buf + req->req.actual;
+ req->req.actual += length;
+
+ if (req->req.actual > req->req.length)
+ printk(KERN_DEBUG "req->req.actual > req->req.length\n");
+
+ for (i = (length >> 2); i > 0; i--) {
+ data = ioread32(fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ *tmp = data & 0xFF;
+ *(tmp + 1) = (data >> 8) & 0xFF;
+ *(tmp + 2) = (data >> 16) & 0xFF;
+ *(tmp + 3) = (data >> 24) & 0xFF;
+ tmp = tmp + 4;
+ }
+
+ switch (length % 4) {
+ case 1:
+ data = ioread32(fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ *tmp = data & 0xFF;
+ break;
+ case 2:
+ data = ioread32(fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ *tmp = data & 0xFF;
+ *(tmp + 1) = (data >> 8) & 0xFF;
+ break;
+ case 3:
+ data = ioread32(fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ *tmp = data & 0xFF;
+ *(tmp + 1) = (data >> 8) & 0xFF;
+ *(tmp + 2) = (data >> 16) & 0xFF;
+ break;
+ default:
+ break;
+ }
+
+ do {
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_IGR1);
+ reg &= FUSB300_IGR1_SYNF0_EMPTY_INT;
+ if (i)
+ printk(KERN_INFO "sync fifo is not empty!\n");
+ i++;
+ } while (!reg);
+}
+
+/* write data to fifo */
+static void fusb300_wrfifo(struct fusb300_ep *ep,
+ struct fusb300_request *req)
+{
+ int i = 0;
+ u8 *tmp;
+ u32 data, reg;
+ struct fusb300 *fusb300 = ep->fusb300;
+
+ tmp = req->req.buf;
+ req->req.actual = req->req.length;
+
+ for (i = (req->req.length >> 2); i > 0; i--) {
+ data = *tmp | *(tmp + 1) << 8 |
+ *(tmp + 2) << 16 | *(tmp + 3) << 24;
+
+ iowrite32(data, fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ tmp += 4;
+ }
+
+ switch (req->req.length % 4) {
+ case 1:
+ data = *tmp;
+ iowrite32(data, fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ break;
+ case 2:
+ data = *tmp | *(tmp + 1) << 8;
+ iowrite32(data, fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ break;
+ case 3:
+ data = *tmp | *(tmp + 1) << 8 | *(tmp + 2) << 16;
+ iowrite32(data, fusb300->reg +
+ FUSB300_OFFSET_EPPORT(ep->epnum));
+ break;
+ default:
+ break;
+ }
+
+ do {
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_IGR1);
+ reg &= FUSB300_IGR1_SYNF0_EMPTY_INT;
+ if (i)
+ printk(KERN_INFO"sync fifo is not empty!\n");
+ i++;
+ } while (!reg);
+}
+
+static u8 fusb300_get_epnstall(struct fusb300 *fusb300, u8 ep)
+{
+ u8 value;
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPSET0(ep));
+
+ value = reg & FUSB300_EPSET0_STL;
+
+ return value;
+}
+
+static u8 fusb300_get_cxstall(struct fusb300 *fusb300)
+{
+ u8 value;
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_CSR);
+
+ value = (reg & FUSB300_CSR_STL) >> 1;
+
+ return value;
+}
+
+static void request_error(struct fusb300 *fusb300)
+{
+ fusb300_set_cxstall(fusb300);
+ printk(KERN_DEBUG "request error!!\n");
+}
+
+static void get_status(struct fusb300 *fusb300, struct usb_ctrlrequest *ctrl)
+__releases(fusb300->lock)
+__acquires(fusb300->lock)
+{
+ u8 ep;
+ u16 status = 0;
+ u16 w_index = ctrl->wIndex;
+
+ switch (ctrl->bRequestType & USB_RECIP_MASK) {
+ case USB_RECIP_DEVICE:
+ status = 1 << USB_DEVICE_SELF_POWERED;
+ break;
+ case USB_RECIP_INTERFACE:
+ status = 0;
+ break;
+ case USB_RECIP_ENDPOINT:
+ ep = w_index & USB_ENDPOINT_NUMBER_MASK;
+ if (ep) {
+ if (fusb300_get_epnstall(fusb300, ep))
+ status = 1 << USB_ENDPOINT_HALT;
+ } else {
+ if (fusb300_get_cxstall(fusb300))
+ status = 0;
+ }
+ break;
+
+ default:
+ request_error(fusb300);
+ return; /* exit */
+ }
+
+ fusb300->ep0_data = cpu_to_le16(status);
+ fusb300->ep0_req->buf = &fusb300->ep0_data;
+ fusb300->ep0_req->length = 2;
+
+ spin_unlock(&fusb300->lock);
+ fusb300_queue(fusb300->gadget.ep0, fusb300->ep0_req, GFP_KERNEL);
+ spin_lock(&fusb300->lock);
+}
+
+static void set_feature(struct fusb300 *fusb300, struct usb_ctrlrequest *ctrl)
+{
+ u8 ep;
+
+ switch (ctrl->bRequestType & USB_RECIP_MASK) {
+ case USB_RECIP_DEVICE:
+ fusb300_set_cxdone(fusb300);
+ break;
+ case USB_RECIP_INTERFACE:
+ fusb300_set_cxdone(fusb300);
+ break;
+ case USB_RECIP_ENDPOINT: {
+ u16 w_index = le16_to_cpu(ctrl->wIndex);
+
+ ep = w_index & USB_ENDPOINT_NUMBER_MASK;
+ if (ep)
+ fusb300_set_epnstall(fusb300, ep);
+ else
+ fusb300_set_cxstall(fusb300);
+ fusb300_set_cxdone(fusb300);
+ }
+ break;
+ default:
+ request_error(fusb300);
+ break;
+ }
+}
+
+static void fusb300_clear_seqnum(struct fusb300 *fusb300, u8 ep)
+{
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_EPSET0(ep),
+ FUSB300_EPSET0_CLRSEQNUM);
+}
+
+static void clear_feature(struct fusb300 *fusb300, struct usb_ctrlrequest *ctrl)
+{
+ struct fusb300_ep *ep =
+ fusb300->ep[ctrl->wIndex & USB_ENDPOINT_NUMBER_MASK];
+
+ switch (ctrl->bRequestType & USB_RECIP_MASK) {
+ case USB_RECIP_DEVICE:
+ fusb300_set_cxdone(fusb300);
+ break;
+ case USB_RECIP_INTERFACE:
+ fusb300_set_cxdone(fusb300);
+ break;
+ case USB_RECIP_ENDPOINT:
+ if (ctrl->wIndex & USB_ENDPOINT_NUMBER_MASK) {
+ if (ep->wedged) {
+ fusb300_set_cxdone(fusb300);
+ break;
+ }
+ if (ep->stall) {
+ ep->stall = 0;
+ fusb300_clear_seqnum(fusb300, ep->epnum);
+ fusb300_clear_epnstall(fusb300, ep->epnum);
+ if (!list_empty(&ep->queue))
+ enable_fifo_int(ep);
+ }
+ }
+ fusb300_set_cxdone(fusb300);
+ break;
+ default:
+ request_error(fusb300);
+ break;
+ }
+}
+
+static void fusb300_set_dev_addr(struct fusb300 *fusb300, u16 addr)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_DAR);
+
+ reg &= ~FUSB300_DAR_DRVADDR_MSK;
+ reg |= FUSB300_DAR_DRVADDR(addr);
+
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_DAR);
+}
+
+static void set_address(struct fusb300 *fusb300, struct usb_ctrlrequest *ctrl)
+{
+ if (ctrl->wValue >= 0x0100)
+ request_error(fusb300);
+ else {
+ fusb300_set_dev_addr(fusb300, ctrl->wValue);
+ fusb300_set_cxdone(fusb300);
+ }
+}
+
+#define UVC_COPY_DESCRIPTORS(mem, src) \
+ do { \
+ const struct usb_descriptor_header * const *__src; \
+ for (__src = src; *__src; ++__src) { \
+ memcpy(mem, *__src, (*__src)->bLength); \
+ mem += (*__src)->bLength; \
+ } \
+ } while (0)
+
+static void fusb300_ep0_complete(struct usb_ep *ep,
+ struct usb_request *req)
+{
+}
+
+static int setup_packet(struct fusb300 *fusb300, struct usb_ctrlrequest *ctrl)
+{
+ u8 *p = (u8 *)ctrl;
+ u8 ret = 0;
+ u8 i = 0;
+
+ fusb300_rdcxf(fusb300, p, 8);
+ fusb300->ep0_dir = ctrl->bRequestType & USB_DIR_IN;
+ fusb300->ep0_length = ctrl->wLength;
+
+ /* check request */
+ if ((ctrl->bRequestType & USB_TYPE_MASK) == USB_TYPE_STANDARD) {
+ switch (ctrl->bRequest) {
+ case USB_REQ_GET_STATUS:
+ get_status(fusb300, ctrl);
+ break;
+ case USB_REQ_CLEAR_FEATURE:
+ clear_feature(fusb300, ctrl);
+ break;
+ case USB_REQ_SET_FEATURE:
+ set_feature(fusb300, ctrl);
+ break;
+ case USB_REQ_SET_ADDRESS:
+ set_address(fusb300, ctrl);
+ break;
+ case USB_REQ_SET_CONFIGURATION:
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_DAR,
+ FUSB300_DAR_SETCONFG);
+ /* clear sequence number */
+ for (i = 1; i <= FUSB300_MAX_NUM_EP; i++)
+ fusb300_clear_seqnum(fusb300, i);
+ fusb300->reenum = 1;
+ ret = 1;
+ break;
+ default:
+ ret = 1;
+ break;
+ }
+ } else
+ ret = 1;
+
+ return ret;
+}
+
+static void fusb300_set_ep_bycnt(struct fusb300_ep *ep, u32 bycnt)
+{
+ struct fusb300 *fusb300 = ep->fusb300;
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPFFR(ep->epnum));
+
+ reg &= ~FUSB300_FFR_BYCNT;
+ reg |= bycnt & FUSB300_FFR_BYCNT;
+
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_EPFFR(ep->epnum));
+}
+
+static void done(struct fusb300_ep *ep, struct fusb300_request *req,
+ int status)
+{
+ list_del_init(&req->queue);
+
+ /* don't modify queue heads during completion callback */
+ if (ep->fusb300->gadget.speed == USB_SPEED_UNKNOWN)
+ req->req.status = -ESHUTDOWN;
+ else
+ req->req.status = status;
+
+ spin_unlock(&ep->fusb300->lock);
+ req->req.complete(&ep->ep, &req->req);
+ spin_lock(&ep->fusb300->lock);
+
+ if (ep->epnum) {
+ disable_fifo_int(ep);
+ if (!list_empty(&ep->queue))
+ enable_fifo_int(ep);
+ } else
+ fusb300_set_cxdone(ep->fusb300);
+}
+
+void fusb300_fill_idma_prdtbl(struct fusb300_ep *ep,
+ struct fusb300_request *req)
+{
+ u32 value;
+ u32 reg;
+
+ /* wait SW owner */
+ do {
+ reg = ioread32(ep->fusb300->reg +
+ FUSB300_OFFSET_EPPRD_W0(ep->epnum));
+ reg &= FUSB300_EPPRD0_H;
+ } while (reg);
+
+ iowrite32((u32) req->req.buf, ep->fusb300->reg +
+ FUSB300_OFFSET_EPPRD_W1(ep->epnum));
+
+ value = FUSB300_EPPRD0_BTC(req->req.length) | FUSB300_EPPRD0_H |
+ FUSB300_EPPRD0_F | FUSB300_EPPRD0_L | FUSB300_EPPRD0_I;
+ iowrite32(value, ep->fusb300->reg + FUSB300_OFFSET_EPPRD_W0(ep->epnum));
+
+ iowrite32(0x0, ep->fusb300->reg + FUSB300_OFFSET_EPPRD_W2(ep->epnum));
+
+ fusb300_enable_bit(ep->fusb300, FUSB300_OFFSET_EPPRDRDY,
+ FUSB300_EPPRDR_EP_PRD_RDY(ep->epnum));
+}
+
+static void fusb300_wait_idma_finished(struct fusb300_ep *ep)
+{
+ u32 reg;
+
+ do {
+ reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_IGR1);
+ if ((reg & FUSB300_IGR1_VBUS_CHG_INT) ||
+ (reg & FUSB300_IGR1_WARM_RST_INT) ||
+ (reg & FUSB300_IGR1_HOT_RST_INT) ||
+ (reg & FUSB300_IGR1_USBRST_INT)
+ )
+ goto IDMA_RESET;
+ reg = ioread32(ep->fusb300->reg + FUSB300_OFFSET_IGR0);
+ reg &= FUSB300_IGR0_EPn_PRD_INT(ep->epnum);
+ } while (!reg);
+
+ fusb300_clear_int(ep->fusb300, FUSB300_OFFSET_IGR0,
+ FUSB300_IGR0_EPn_PRD_INT(ep->epnum));
+IDMA_RESET:
+ fusb300_clear_int(ep->fusb300, FUSB300_OFFSET_IGER0,
+ FUSB300_IGER0_EEPn_PRD_INT(ep->epnum));
+}
+
+static void fusb300_set_idma(struct fusb300_ep *ep,
+ struct fusb300_request *req)
+{
+ dma_addr_t d;
+ u8 *tmp = NULL;
+
+ d = dma_map_single(NULL, req->req.buf, req->req.length, DMA_TO_DEVICE);
+
+ if (dma_mapping_error(NULL, d)) {
+ kfree(req->req.buf);
+ printk(KERN_DEBUG "dma_mapping_error\n");
+ }
+
+ dma_sync_single_for_device(NULL, d, req->req.length, DMA_TO_DEVICE);
+
+ fusb300_enable_bit(ep->fusb300, FUSB300_OFFSET_IGER0,
+ FUSB300_IGER0_EEPn_PRD_INT(ep->epnum));
+
+ tmp = req->req.buf;
+ req->req.buf = (u8 *)d;
+
+ fusb300_fill_idma_prdtbl(ep, req);
+ /* check idma is done */
+ fusb300_wait_idma_finished(ep);
+
+ req->req.buf = tmp;
+
+ if (d)
+ dma_unmap_single(NULL, d, req->req.length, DMA_TO_DEVICE);
+}
+
+static void in_ep_fifo_handler(struct fusb300_ep *ep)
+{
+ struct fusb300_request *req = list_entry(ep->queue.next,
+ struct fusb300_request, queue);
+
+ if (req->req.length) {
+#if 0
+ fusb300_set_ep_bycnt(ep, req->req.length);
+ fusb300_wrfifo(ep, req);
+#else
+ fusb300_set_idma(ep, req);
+#endif
+ }
+ done(ep, req, 0);
+}
+
+static void out_ep_fifo_handler(struct fusb300_ep *ep)
+{
+ struct fusb300 *fusb300 = ep->fusb300;
+ struct fusb300_request *req = list_entry(ep->queue.next,
+ struct fusb300_request, queue);
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_EPFFR(ep->epnum));
+ u32 length = reg & FUSB300_FFR_BYCNT;
+
+ fusb300_rdfifo(ep, req, length);
+
+ /* finish out transfer */
+ if ((req->req.length == req->req.actual) || (length < ep->ep.maxpacket))
+ done(ep, req, 0);
+}
+
+static void check_device_mode(struct fusb300 *fusb300)
+{
+ u32 reg = ioread32(fusb300->reg + FUSB300_OFFSET_GCR);
+
+ switch (reg & FUSB300_GCR_DEVEN_MSK) {
+ case FUSB300_GCR_DEVEN_SS:
+ fusb300->gadget.speed = USB_SPEED_SUPER;
+ break;
+ case FUSB300_GCR_DEVEN_HS:
+ fusb300->gadget.speed = USB_SPEED_HIGH;
+ break;
+ case FUSB300_GCR_DEVEN_FS:
+ fusb300->gadget.speed = USB_SPEED_FULL;
+ break;
+ default:
+ fusb300->gadget.speed = USB_SPEED_UNKNOWN;
+ break;
+ }
+ printk(KERN_INFO "dev_mode = %d\n", (reg & FUSB300_GCR_DEVEN_MSK));
+}
+
+
+static void fusb300_ep0out(struct fusb300 *fusb300)
+{
+ struct fusb300_ep *ep = fusb300->ep[0];
+ u32 reg;
+
+ if (!list_empty(&ep->queue)) {
+ struct fusb300_request *req;
+
+ req = list_first_entry(&ep->queue,
+ struct fusb300_request, queue);
+ if (req->req.length)
+ fusb300_rdcxf(ep->fusb300, req->req.buf,
+ req->req.length);
+ done(ep, req, 0);
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_IGER1);
+ reg &= ~FUSB300_IGER1_CX_OUT_INT;
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_IGER1);
+ } else
+ pr_err("%s : empty queue\n", __func__);
+}
+
+static void fusb300_ep0in(struct fusb300 *fusb300)
+{
+ struct fusb300_request *req;
+ struct fusb300_ep *ep = fusb300->ep[0];
+
+ if ((!list_empty(&ep->queue)) && (fusb300->ep0_dir)) {
+ req = list_entry(ep->queue.next,
+ struct fusb300_request, queue);
+ if (req->req.length)
+ fusb300_wrcxf(ep, req);
+ if ((req->req.length - req->req.actual) < ep->ep.maxpacket)
+ done(ep, req, 0);
+ } else
+ fusb300_set_cxdone(fusb300);
+}
+
+static void fusb300_grp2_handler(void)
+{
+}
+
+static void fusb300_grp3_handler(void)
+{
+}
+
+static void fusb300_grp4_handler(void)
+{
+}
+
+static void fusb300_grp5_handler(void)
+{
+}
+
+static irqreturn_t fusb300_irq(int irq, void *_fusb300)
+{
+ struct fusb300 *fusb300 = _fusb300;
+ u32 int_grp1 = ioread32(fusb300->reg + FUSB300_OFFSET_IGR1);
+ u32 int_grp1_en = ioread32(fusb300->reg + FUSB300_OFFSET_IGER1);
+ u32 int_grp0 = ioread32(fusb300->reg + FUSB300_OFFSET_IGR0);
+ u32 int_grp0_en = ioread32(fusb300->reg + FUSB300_OFFSET_IGER0);
+ struct usb_ctrlrequest ctrl;
+ u8 in;
+ u32 reg;
+ int i;
+
+ spin_lock(&fusb300->lock);
+
+ int_grp1 &= int_grp1_en;
+ int_grp0 &= int_grp0_en;
+
+ if (int_grp1 & FUSB300_IGR1_WARM_RST_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_WARM_RST_INT);
+ printk(KERN_INFO"fusb300_warmreset\n");
+ fusb300_reset();
+ }
+
+ if (int_grp1 & FUSB300_IGR1_HOT_RST_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_HOT_RST_INT);
+ printk(KERN_INFO"fusb300_hotreset\n");
+ fusb300_reset();
+ }
+
+ if (int_grp1 & FUSB300_IGR1_USBRST_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_USBRST_INT);
+ fusb300_reset();
+ }
+ /* COMABT_INT has a highest priority */
+
+ if (int_grp1 & FUSB300_IGR1_CX_COMABT_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_CX_COMABT_INT);
+ printk(KERN_INFO"fusb300_ep0abt\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_VBUS_CHG_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_VBUS_CHG_INT);
+ printk(KERN_INFO"fusb300_vbus_change\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U3_EXIT_FAIL_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U3_EXIT_FAIL_INT);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U2_EXIT_FAIL_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U2_EXIT_FAIL_INT);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U1_EXIT_FAIL_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U1_EXIT_FAIL_INT);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U2_ENTRY_FAIL_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U2_ENTRY_FAIL_INT);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U1_ENTRY_FAIL_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U1_ENTRY_FAIL_INT);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U3_EXIT_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U3_EXIT_INT);
+ printk(KERN_INFO "FUSB300_IGR1_U3_EXIT_INT\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U2_EXIT_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U2_EXIT_INT);
+ printk(KERN_INFO "FUSB300_IGR1_U2_EXIT_INT\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U1_EXIT_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U1_EXIT_INT);
+ printk(KERN_INFO "FUSB300_IGR1_U1_EXIT_INT\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U3_ENTRY_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U3_ENTRY_INT);
+ printk(KERN_INFO "FUSB300_IGR1_U3_ENTRY_INT\n");
+ fusb300_enable_bit(fusb300, FUSB300_OFFSET_SSCR1,
+ FUSB300_SSCR1_GO_U3_DONE);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U2_ENTRY_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U2_ENTRY_INT);
+ printk(KERN_INFO "FUSB300_IGR1_U2_ENTRY_INT\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_U1_ENTRY_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_U1_ENTRY_INT);
+ printk(KERN_INFO "FUSB300_IGR1_U1_ENTRY_INT\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_RESM_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_RESM_INT);
+ printk(KERN_INFO "fusb300_resume\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_SUSP_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_SUSP_INT);
+ printk(KERN_INFO "fusb300_suspend\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_HS_LPM_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_HS_LPM_INT);
+ printk(KERN_INFO "fusb300_HS_LPM_INT\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_DEV_MODE_CHG_INT) {
+ fusb300_clear_int(fusb300, FUSB300_OFFSET_IGR1,
+ FUSB300_IGR1_DEV_MODE_CHG_INT);
+ check_device_mode(fusb300);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_CX_COMFAIL_INT) {
+ fusb300_set_cxstall(fusb300);
+ printk(KERN_INFO "fusb300_ep0fail\n");
+ }
+
+ if (int_grp1 & FUSB300_IGR1_CX_SETUP_INT) {
+ printk(KERN_INFO "fusb300_ep0setup\n");
+ if (setup_packet(fusb300, &ctrl)) {
+ spin_unlock(&fusb300->lock);
+ if (fusb300->driver->setup(&fusb300->gadget, &ctrl) < 0)
+ fusb300_set_cxstall(fusb300);
+ spin_lock(&fusb300->lock);
+ }
+ }
+
+ if (int_grp1 & FUSB300_IGR1_CX_CMDEND_INT)
+ printk(KERN_INFO "fusb300_cmdend\n");
+
+
+ if (int_grp1 & FUSB300_IGR1_CX_OUT_INT) {
+ printk(KERN_INFO "fusb300_cxout\n");
+ fusb300_ep0out(fusb300);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_CX_IN_INT) {
+ printk(KERN_INFO "fusb300_cxin\n");
+ fusb300_ep0in(fusb300);
+ }
+
+ if (int_grp1 & FUSB300_IGR1_INTGRP5)
+ fusb300_grp5_handler();
+
+ if (int_grp1 & FUSB300_IGR1_INTGRP4)
+ fusb300_grp4_handler();
+
+ if (int_grp1 & FUSB300_IGR1_INTGRP3)
+ fusb300_grp3_handler();
+
+ if (int_grp1 & FUSB300_IGR1_INTGRP2)
+ fusb300_grp2_handler();
+
+ if (int_grp0) {
+ for (i = 1; i < FUSB300_MAX_NUM_EP; i++) {
+ if (int_grp0 & FUSB300_IGR0_EPn_FIFO_INT(i)) {
+ reg = ioread32(fusb300->reg +
+ FUSB300_OFFSET_EPSET1(i));
+ in = (reg & FUSB300_EPSET1_DIRIN) ? 1 : 0;
+ if (in)
+ in_ep_fifo_handler(fusb300->ep[i]);
+ else
+ out_ep_fifo_handler(fusb300->ep[i]);
+ }
+ }
+ }
+
+ spin_unlock(&fusb300->lock);
+
+ return IRQ_HANDLED;
+}
+
+static void fusb300_set_u2_timeout(struct fusb300 *fusb300,
+ u32 time)
+{
+ u32 reg;
+
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_TT);
+ reg &= ~0xff;
+ reg |= FUSB300_SSCR2_U2TIMEOUT(time);
+
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_TT);
+}
+
+static void fusb300_set_u1_timeout(struct fusb300 *fusb300,
+ u32 time)
+{
+ u32 reg;
+
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_TT);
+ reg &= ~(0xff << 8);
+ reg |= FUSB300_SSCR2_U1TIMEOUT(time);
+
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_TT);
+}
+
+static void init_controller(struct fusb300 *fusb300)
+{
+ u32 reg;
+ u32 mask = 0;
+ u32 val = 0;
+
+ /* split on */
+ mask = val = FUSB300_AHBBCR_S0_SPLIT_ON | FUSB300_AHBBCR_S1_SPLIT_ON;
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_AHBCR);
+ reg &= ~mask;
+ reg |= val;
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_AHBCR);
+
+ /* enable high-speed LPM */
+ mask = val = FUSB300_HSCR_HS_LPM_PERMIT;
+ reg = ioread32(fusb300->reg + FUSB300_OFFSET_HSCR);
+ reg &= ~mask;
+ reg |= val;
+ iowrite32(reg, fusb300->reg + FUSB300_OFFSET_HSCR);
+
+ /*set u1 u2 timmer*/
+ fusb300_set_u2_timeout(fusb300, 0xff);
+ fusb300_set_u1_timeout(fusb300, 0xff);
+
+ /* enable all grp1 interrupt */
+ iowrite32(0xcfffff9f, fusb300->reg + FUSB300_OFFSET_IGER1);
+}
+/*------------------------------------------------------------------------*/
+static struct fusb300 *the_controller;
+
+int usb_gadget_probe_driver(struct usb_gadget_driver *driver,
+ int (*bind)(struct usb_gadget *))
+{
+ struct fusb300 *fusb300 = the_controller;
+ int retval;
+
+ if (!driver
+ || driver->speed < USB_SPEED_FULL
+ || !bind
+ || !driver->setup)
+ return -EINVAL;
+
+ if (!fusb300)
+ return -ENODEV;
+
+ if (fusb300->driver)
+ return -EBUSY;
+
+ /* hook up the driver */
+ driver->driver.bus = NULL;
+ fusb300->driver = driver;
+ fusb300->gadget.dev.driver = &driver->driver;
+
+ retval = device_add(&fusb300->gadget.dev);
+ if (retval) {
+ pr_err("device_add error (%d)\n", retval);
+ goto error;
+ }
+
+ retval = bind(&fusb300->gadget);
+ if (retval) {
+ pr_err("bind to driver error (%d)\n", retval);
+ device_del(&fusb300->gadget.dev);
+ goto error;
+ }
+
+ return 0;
+
+error:
+ fusb300->driver = NULL;
+ fusb300->gadget.dev.driver = NULL;
+
+ return retval;
+}
+EXPORT_SYMBOL(usb_gadget_probe_driver);
+
+int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
+{
+ struct fusb300 *fusb300 = the_controller;
+
+ if (driver != fusb300->driver || !driver->unbind)
+ return -EINVAL;
+
+ driver->unbind(&fusb300->gadget);
+ fusb300->gadget.dev.driver = NULL;
+
+ init_controller(fusb300);
+ device_del(&fusb300->gadget.dev);
+ fusb300->driver = NULL;
+
+ return 0;
+}
+EXPORT_SYMBOL(usb_gadget_unregister_driver);
+/*--------------------------------------------------------------------------*/
+
+static int fusb300_udc_pullup(struct usb_gadget *_gadget, int is_active)
+{
+ return 0;
+}
+
+static struct usb_gadget_ops fusb300_gadget_ops = {
+ .pullup = fusb300_udc_pullup,
+};
+
+static int __exit fusb300_remove(struct platform_device *pdev)
+{
+ struct fusb300 *fusb300 = dev_get_drvdata(&pdev->dev);
+
+ iounmap(fusb300->reg);
+ free_irq(platform_get_irq(pdev, 0), fusb300);
+
+ fusb300_free_request(&fusb300->ep[0]->ep, fusb300->ep0_req);
+ kfree(fusb300);
+
+ return 0;
+}
+
+static int __init fusb300_probe(struct platform_device *pdev)
+{
+ struct resource *res, *ires, *ires1;
+ void __iomem *reg = NULL;
+ struct fusb300 *fusb300 = NULL;
+ struct fusb300_ep *_ep[FUSB300_MAX_NUM_EP];
+ int ret = 0;
+ int i;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ ret = -ENODEV;
+ pr_err("platform_get_resource error.\n");
+ goto clean_up;
+ }
+
+ ires = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+ if (!ires) {
+ ret = -ENODEV;
+ dev_err(&pdev->dev,
+ "platform_get_resource IORESOURCE_IRQ error.\n");
+ goto clean_up;
+ }
+
+ ires1 = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
+ if (!ires1) {
+ ret = -ENODEV;
+ dev_err(&pdev->dev,
+ "platform_get_resource IORESOURCE_IRQ 1 error.\n");
+ goto clean_up;
+ }
+
+ reg = ioremap(res->start, resource_size(res));
+ if (reg == NULL) {
+ ret = -ENOMEM;
+ pr_err("ioremap error.\n");
+ goto clean_up;
+ }
+
+ /* initialize udc */
+ fusb300 = kzalloc(sizeof(struct fusb300), GFP_KERNEL);
+ if (fusb300 == NULL) {
+ pr_err("kzalloc error\n");
+ goto clean_up;
+ }
+
+ for (i = 0; i < FUSB300_MAX_NUM_EP; i++) {
+ _ep[i] = kzalloc(sizeof(struct fusb300_ep), GFP_KERNEL);
+ if (_ep[i] == NULL) {
+ pr_err("_ep kzalloc error\n");
+ goto clean_up;
+ }
+ fusb300->ep[i] = _ep[i];
+ }
+
+ spin_lock_init(&fusb300->lock);
+
+ dev_set_drvdata(&pdev->dev, fusb300);
+
+ fusb300->gadget.ops = &fusb300_gadget_ops;
+
+ device_initialize(&fusb300->gadget.dev);
+
+ dev_set_name(&fusb300->gadget.dev, "gadget");
+
+ fusb300->gadget.is_dualspeed = 1;
+ fusb300->gadget.dev.parent = &pdev->dev;
+ fusb300->gadget.dev.dma_mask = pdev->dev.dma_mask;
+ fusb300->gadget.dev.release = pdev->dev.release;
+ fusb300->gadget.name = udc_name;
+ fusb300->reg = reg;
+
+ ret = request_irq(ires->start, fusb300_irq, IRQF_DISABLED | IRQF_SHARED,
+ udc_name, fusb300);
+ if (ret < 0) {
+ pr_err("request_irq error (%d)\n", ret);
+ goto clean_up;
+ }
+
+ ret = request_irq(ires1->start, fusb300_irq,
+ IRQF_DISABLED | IRQF_SHARED, udc_name, fusb300);
+ if (ret < 0) {
+ pr_err("request_irq1 error (%d)\n", ret);
+ goto clean_up;
+ }
+
+ INIT_LIST_HEAD(&fusb300->gadget.ep_list);
+
+ for (i = 0; i < FUSB300_MAX_NUM_EP ; i++) {
+ struct fusb300_ep *ep = fusb300->ep[i];
+
+ if (i != 0) {
+ INIT_LIST_HEAD(&fusb300->ep[i]->ep.ep_list);
+ list_add_tail(&fusb300->ep[i]->ep.ep_list,
+ &fusb300->gadget.ep_list);
+ }
+ ep->fusb300 = fusb300;
+ INIT_LIST_HEAD(&ep->queue);
+ ep->ep.name = fusb300_ep_name[i];
+ ep->ep.ops = &fusb300_ep_ops;
+ ep->ep.maxpacket = HS_BULK_MAX_PACKET_SIZE;
+ }
+ fusb300->ep[0]->ep.maxpacket = HS_CTL_MAX_PACKET_SIZE;
+ fusb300->ep[0]->epnum = 0;
+ fusb300->gadget.ep0 = &fusb300->ep[0]->ep;
+ INIT_LIST_HEAD(&fusb300->gadget.ep0->ep_list);
+
+ the_controller = fusb300;
+
+ fusb300->ep0_req = fusb300_alloc_request(&fusb300->ep[0]->ep,
+ GFP_KERNEL);
+ if (fusb300->ep0_req == NULL)
+ goto clean_up3;
+
+ init_controller(fusb300);
+ dev_info(&pdev->dev, "version %s\n", DRIVER_VERSION);
+
+ return 0;
+
+clean_up3:
+ free_irq(ires->start, fusb300);
+
+clean_up:
+ if (fusb300) {
+ if (fusb300->ep0_req)
+ fusb300_free_request(&fusb300->ep[0]->ep,
+ fusb300->ep0_req);
+ kfree(fusb300);
+ }
+ if (reg)
+ iounmap(reg);
+
+ return ret;
+}
+
+static struct platform_driver fusb300_driver = {
+ .remove = __exit_p(fusb300_remove),
+ .driver = {
+ .name = (char *) udc_name,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init fusb300_udc_init(void)
+{
+ return platform_driver_probe(&fusb300_driver, fusb300_probe);
+}
+
+module_init(fusb300_udc_init);
+
+static void __exit fusb300_udc_cleanup(void)
+{
+ platform_driver_unregister(&fusb300_driver);
+}
+module_exit(fusb300_udc_cleanup);
diff --git a/drivers/usb/gadget/fusb300_udc.h b/drivers/usb/gadget/fusb300_udc.h
new file mode 100644
index 0000000..f51aa2e
--- /dev/null
+++ b/drivers/usb/gadget/fusb300_udc.h
@@ -0,0 +1,687 @@
+/*
+ * Fusb300 UDC (USB gadget)
+ *
+ * Copyright (C) 2010 Faraday Technology Corp.
+ *
+ * Author : Yuan-hsin Chen <yhchen@xxxxxxxxxxxxxxxx>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+
+#ifndef __FUSB300_UDC_H__
+#define __FUSB300_UDC_H_
+
+#include <linux/kernel.h>
+
+#define FUSB300_OFFSET_GCR 0x00
+#define FUSB300_OFFSET_GTM 0x04
+#define FUSB300_OFFSET_DAR 0x08
+#define FUSB300_OFFSET_CSR 0x0C
+#define FUSB300_OFFSET_CXPORT 0x10
+#define FUSB300_OFFSET_EPSET0(n) (0x20 + (n - 1) * 0x30)
+#define FUSB300_OFFSET_EPSET1(n) (0x24 + (n - 1) * 0x30)
+#define FUSB300_OFFSET_EPSET2(n) (0x28 + (n - 1) * 0x30)
+#define FUSB300_OFFSET_EPFFR(n) (0x2c + (n - 1) * 0x30)
+#define FUSB300_OFFSET_EPSTRID(n) (0x40 + (n - 1) * 0x30)
+#define FUSB300_OFFSET_HSPTM 0x300
+#define FUSB300_OFFSET_HSCR 0x304
+#define FUSB300_OFFSET_SSCR0 0x308
+#define FUSB300_OFFSET_SSCR1 0x30C
+#define FUSB300_OFFSET_TT 0x310
+#define FUSB300_OFFSET_DEVNOTF 0x314
+#define FUSB300_OFFSET_DNC1 0x318
+#define FUSB300_OFFSET_CS 0x31C
+#define FUSB300_OFFSET_SOF 0x324
+#define FUSB300_OFFSET_EFCS 0x328
+#define FUSB300_OFFSET_IGR0 0x400
+#define FUSB300_OFFSET_IGR1 0x404
+#define FUSB300_OFFSET_IGR2 0x408
+#define FUSB300_OFFSET_IGR3 0x40C
+#define FUSB300_OFFSET_IGR4 0x410
+#define FUSB300_OFFSET_IGR5 0x414
+#define FUSB300_OFFSET_IGER0 0x420
+#define FUSB300_OFFSET_IGER1 0x424
+#define FUSB300_OFFSET_IGER2 0x428
+#define FUSB300_OFFSET_IGER3 0x42C
+#define FUSB300_OFFSET_IGER4 0x430
+#define FUSB300_OFFSET_IGER5 0x434
+#define FUSB300_OFFSET_DMAHMER 0x500
+#define FUSB300_OFFSET_EPPRDRDY 0x504
+#define FUSB300_OFFSET_DMAEPMR 0x508
+#define FUSB300_OFFSET_DMAENR 0x50C
+#define FUSB300_OFFSET_DMAAPR 0x510
+#define FUSB300_OFFSET_AHBCR 0x514
+#define FUSB300_OFFSET_EPPRD_W0(n) (0x520 + (n - 1) * 0x10)
+#define FUSB300_OFFSET_EPPRD_W1(n) (0x524 + (n - 1) * 0x10)
+#define FUSB300_OFFSET_EPPRD_W2(n) (0x528 + (n - 1) * 0x10)
+#define FUSB300_OFFSET_EPRD_PTR(n) (0x52C + (n - 1) * 0x10)
+#define FUSB300_OFFSET_BUFDBG_START 0x800
+#define FUSB300_OFFSET_BUFDBG_END 0xBFC
+#define FUSB300_OFFSET_EPPORT(n) (0x1010 + (n - 1) * 0x10)
+
+/*
+ * * Global Control Register (offset = 000H)
+ * */
+#define FUSB300_GCR_SF_RST (1 << 8)
+#define FUSB300_GCR_VBUS_STATUS (1 << 7)
+#define FUSB300_GCR_FORCE_HS_SUSP (1 << 6)
+#define FUSB300_GCR_SYNC_FIFO1_CLR (1 << 5)
+#define FUSB300_GCR_SYNC_FIFO0_CLR (1 << 4)
+#define FUSB300_GCR_FIFOCLR (1 << 3)
+#define FUSB300_GCR_GLINTEN (1 << 2)
+#define FUSB300_GCR_DEVEN_FS 0x3
+#define FUSB300_GCR_DEVEN_HS 0x2
+#define FUSB300_GCR_DEVEN_SS 0x1
+#define FUSB300_GCR_DEVDIS 0x0
+#define FUSB300_GCR_DEVEN_MSK 0x3
+
+
+/*
+ * *Global Test Mode (offset = 004H)
+ * */
+#define FUSB300_GTM_TST_DIS_SOFGEN (1 << 16)
+#define FUSB300_GTM_TST_CUR_EP_ENTRY(n) ((n & 0xF) << 12)
+#define FUSB300_GTM_TST_EP_ENTRY(n) ((n & 0xF) << 8)
+#define FUSB300_GTM_TST_EP_NUM(n) ((n & 0xF) << 4)
+#define FUSB300_GTM_TST_FIFO_DEG (1 << 1)
+#define FUSB300_GTM_TSTMODE (1 << 0)
+
+/*
+ * * Device Address Register (offset = 008H)
+ * */
+#define FUSB300_DAR_SETCONFG (1 << 7)
+#define FUSB300_DAR_DRVADDR(x) (x & 0x7F)
+#define FUSB300_DAR_DRVADDR_MSK 0x7F
+
+/*
+ * *Control Transfer Configuration and Status Register
+ * (CX_Config_Status, offset = 00CH)
+ * */
+#define FUSB300_CSR_LEN(x) ((x & 0xFFFF) << 8)
+#define FUSB300_CSR_LEN_MSK (0xFFFF << 8)
+#define FUSB300_CSR_EMP (1 << 4)
+#define FUSB300_CSR_FUL (1 << 3)
+#define FUSB300_CSR_CLR (1 << 2)
+#define FUSB300_CSR_STL (1 << 1)
+#define FUSB300_CSR_DONE (1 << 0)
+
+/*
+ * * EPn Setting 0 (EPn_SET0, offset = 020H+(n-1)*30H, n=1~15 )
+ * */
+#define FUSB300_EPSET0_CLRSEQNUM (1 << 2)
+#define FUSB300_EPSET0_EPn_TX0BYTE (1 << 1)
+#define FUSB300_EPSET0_STL (1 << 0)
+
+/*
+ * * EPn Setting 1 (EPn_SET1, offset = 024H+(n-1)*30H, n=1~15)
+ * */
+#define FUSB300_EPSET1_START_ENTRY(x) ((x & 0xFF) << 24)
+#define FUSB300_EPSET1_START_ENTRY_MSK (0xFF << 24)
+#define FUSB300_EPSET1_FIFOENTRY(x) ((x & 0x1F) << 12)
+#define FUSB300_EPSET1_FIFOENTRY_MSK (0x1f << 12)
+#define FUSB300_EPSET1_INTERVAL(x) ((x & 0x7) << 6)
+#define FUSB300_EPSET1_BWNUM(x) ((x & 0x3) << 4)
+#define FUSB300_EPSET1_TYPEISO (1 << 2)
+#define FUSB300_EPSET1_TYPEBLK (2 << 2)
+#define FUSB300_EPSET1_TYPEINT (3 << 2)
+#define FUSB300_EPSET1_TYPE(x) ((x & 0x3) << 2)
+#define FUSB300_EPSET1_TYPE_MSK (0x3 << 2)
+#define FUSB300_EPSET1_DIROUT (0 << 1)
+#define FUSB300_EPSET1_DIRIN (1 << 1)
+#define FUSB300_EPSET1_DIR(x) ((x & 0x1) << 1)
+#define FUSB300_EPSET1_DIRIN (1 << 1)
+#define FUSB300_EPSET1_DIR_MSK ((0x1) << 1)
+#define FUSB300_EPSET1_ACTDIS 0
+#define FUSB300_EPSET1_ACTEN 1
+
+/*
+ * *EPn Setting 2 (EPn_SET2, offset = 028H+(n-1)*30H, n=1~15)
+ * */
+#define FUSB300_EPSET2_ADDROFS(x) ((x & 0x7FFF) << 16)
+#define FUSB300_EPSET2_ADDROFS_MSK (0x7fff << 16)
+#define FUSB300_EPSET2_MPS(x) (x & 0x7FF)
+#define FUSB300_EPSET2_MPS_MSK 0x7FF
+
+/*
+ * * EPn FIFO Register (offset = 2cH+(n-1)*30H)
+ * */
+#define FUSB300_FFR_RST (1 << 31)
+#define FUSB300_FF_FUL (1 << 30)
+#define FUSB300_FF_EMPTY (1 << 29)
+#define FUSB300_FFR_BYCNT 0x1FFFF
+
+/*
+ * *EPn Stream ID (EPn_STR_ID, offset = 040H+(n-1)*30H, n=1~15)
+ * */
+#define FUSB300_STRID_STREN (1 << 16)
+#define FUSB300_STRID_STRID(x) (x & 0xFFFF)
+
+/*
+ * *HS PHY Test Mode (offset = 300H)
+ * */
+#define FUSB300_HSPTM_TSTPKDONE (1 << 4)
+#define FUSB300_HSPTM_TSTPKT (1 << 3)
+#define FUSB300_HSPTM_TSTSET0NAK (1 << 2)
+#define FUSB300_HSPTM_TSTKSTA (1 << 1)
+#define FUSB300_HSPTM_TSTJSTA (1 << 0)
+
+/*
+ * *HS Control Register (offset = 304H)
+ * */
+#define FUSB300_HSCR_HS_LPM_PERMIT (1 << 8)
+#define FUSB300_HSCR_HS_LPM_RMWKUP (1 << 7)
+#define FUSB300_HSCR_CAP_LPM_RMWKUP (1 << 6)
+#define FUSB300_HSCR_HS_GOSUSP (1 << 5)
+#define FUSB300_HSCR_HS_GORMWKU (1 << 4)
+#define FUSB300_HSCR_CAP_RMWKUP (1 << 3)
+#define FUSB300_HSCR_IDLECNT_0MS 0
+#define FUSB300_HSCR_IDLECNT_1MS 1
+#define FUSB300_HSCR_IDLECNT_2MS 2
+#define FUSB300_HSCR_IDLECNT_3MS 3
+#define FUSB300_HSCR_IDLECNT_4MS 4
+#define FUSB300_HSCR_IDLECNT_5MS 5
+#define FUSB300_HSCR_IDLECNT_6MS 6
+#define FUSB300_HSCR_IDLECNT_7MS 7
+
+/*
+ * * SS Controller Register 0 (offset = 308H)
+ * */
+#define FUSB300_SSCR0_MAX_INTERVAL(x) ((x & 0x7) << 4)
+#define FUSB300_SSCR0_U2_FUN_EN (1 << 1)
+#define FUSB300_SSCR0_U1_FUN_EN (1 << 0)
+
+/*
+ * * SS Controller Register 1 (offset = 30CH)
+ * */
+#define FUSB300_SSCR1_GO_U3_DONE (1 << 8)
+#define FUSB300_SSCR1_TXDEEMPH_LEVEL (1 << 7)
+#define FUSB300_SSCR1_DIS_SCRMB (1 << 6)
+#define FUSB300_SSCR1_FORCE_RECOVERY (1 << 5)
+#define FUSB300_SSCR1_U3_WAKEUP_EN (1 << 4)
+#define FUSB300_SSCR1_U2_EXIT_EN (1 << 3)
+#define FUSB300_SSCR1_U1_EXIT_EN (1 << 2)
+#define FUSB300_SSCR1_U2_ENTRY_EN (1 << 1)
+#define FUSB300_SSCR1_U1_ENTRY_EN (1 << 0)
+
+/*
+ * *SS Controller Register 2 (offset = 310H)
+ * */
+#define FUSB300_SSCR2_SS_TX_SWING (1 << 25)
+#define FUSB300_SSCR2_FORCE_LINKPM_ACCEPT (1 << 24)
+#define FUSB300_SSCR2_U2_INACT_TIMEOUT(x) ((x & 0xFF) << 16)
+#define FUSB300_SSCR2_U1TIMEOUT(x) ((x & 0xFF) << 8)
+#define FUSB300_SSCR2_U2TIMEOUT(x) (x & 0xFF)
+
+/*
+ * *SS Device Notification Control (DEV_NOTF, offset = 314H)
+ * */
+#define FUSB300_DEVNOTF_CONTEXT0(x) ((x & 0xFFFFFF) << 8)
+#define FUSB300_DEVNOTF_TYPE_DIS 0
+#define FUSB300_DEVNOTF_TYPE_FUNCWAKE 1
+#define FUSB300_DEVNOTF_TYPE_LTM 2
+#define FUSB300_DEVNOTF_TYPE_BUSINT_ADJMSG 3
+
+/*
+ * *BFM Arbiter Priority Register (BFM_ARB offset = 31CH)
+ * */
+#define FUSB300_BFMARB_ARB_M1 (1 << 3)
+#define FUSB300_BFMARB_ARB_M0 (1 << 2)
+#define FUSB300_BFMARB_ARB_S1 (1 << 1)
+#define FUSB300_BFMARB_ARB_S0 1
+
+/*
+ * *Vendor Specific IO Control Register (offset = 320H)
+ * */
+#define FUSB300_VSIC_VCTLOAD_N (1 << 8)
+#define FUSB300_VSIC_VCTL(x) (x & 0x3F)
+
+/*
+ * *SOF Mask Timer (offset = 324H)
+ * */
+#define FUSB300_SOF_MASK_TIMER_HS 0x044c
+#define FUSB300_SOF_MASK_TIMER_FS 0x2710
+
+/*
+ * *Error Flag and Control Status (offset = 328H)
+ * */
+#define FUSB300_EFCS_PM_STATE_U3 3
+#define FUSB300_EFCS_PM_STATE_U2 2
+#define FUSB300_EFCS_PM_STATE_U1 1
+#define FUSB300_EFCS_PM_STATE_U0 0
+
+/*
+ * *Interrupt Group 0 Register (offset = 400H)
+ * */
+#define FUSB300_IGR0_EP15_PRD_INT (1 << 31)
+#define FUSB300_IGR0_EP14_PRD_INT (1 << 30)
+#define FUSB300_IGR0_EP13_PRD_INT (1 << 29)
+#define FUSB300_IGR0_EP12_PRD_INT (1 << 28)
+#define FUSB300_IGR0_EP11_PRD_INT (1 << 27)
+#define FUSB300_IGR0_EP10_PRD_INT (1 << 26)
+#define FUSB300_IGR0_EP9_PRD_INT (1 << 25)
+#define FUSB300_IGR0_EP8_PRD_INT (1 << 24)
+#define FUSB300_IGR0_EP7_PRD_INT (1 << 23)
+#define FUSB300_IGR0_EP6_PRD_INT (1 << 22)
+#define FUSB300_IGR0_EP5_PRD_INT (1 << 21)
+#define FUSB300_IGR0_EP4_PRD_INT (1 << 20)
+#define FUSB300_IGR0_EP3_PRD_INT (1 << 19)
+#define FUSB300_IGR0_EP2_PRD_INT (1 << 18)
+#define FUSB300_IGR0_EP1_PRD_INT (1 << 17)
+#define FUSB300_IGR0_EPn_PRD_INT(n) (1 << (n + 16))
+
+#define FUSB300_IGR0_EP15_FIFO_INT (1 << 15)
+#define FUSB300_IGR0_EP14_FIFO_INT (1 << 14)
+#define FUSB300_IGR0_EP13_FIFO_INT (1 << 13)
+#define FUSB300_IGR0_EP12_FIFO_INT (1 << 12)
+#define FUSB300_IGR0_EP11_FIFO_INT (1 << 11)
+#define FUSB300_IGR0_EP10_FIFO_INT (1 << 10)
+#define FUSB300_IGR0_EP9_FIFO_INT (1 << 9)
+#define FUSB300_IGR0_EP8_FIFO_INT (1 << 8)
+#define FUSB300_IGR0_EP7_FIFO_INT (1 << 7)
+#define FUSB300_IGR0_EP6_FIFO_INT (1 << 6)
+#define FUSB300_IGR0_EP5_FIFO_INT (1 << 5)
+#define FUSB300_IGR0_EP4_FIFO_INT (1 << 4)
+#define FUSB300_IGR0_EP3_FIFO_INT (1 << 3)
+#define FUSB300_IGR0_EP2_FIFO_INT (1 << 2)
+#define FUSB300_IGR0_EP1_FIFO_INT (1 << 1)
+#define FUSB300_IGR0_EPn_FIFO_INT(n) (1 << n)
+
+/*
+ * *Interrupt Group 1 Register (offset = 404H)
+ * */
+#define FUSB300_IGR1_INTGRP5 (1 << 31)
+#define FUSB300_IGR1_VBUS_CHG_INT (1 << 30)
+#define FUSB300_IGR1_SYNF1_EMPTY_INT (1 << 29)
+#define FUSB300_IGR1_SYNF0_EMPTY_INT (1 << 28)
+#define FUSB300_IGR1_U3_EXIT_FAIL_INT (1 << 27)
+#define FUSB300_IGR1_U2_EXIT_FAIL_INT (1 << 26)
+#define FUSB300_IGR1_U1_EXIT_FAIL_INT (1 << 25)
+#define FUSB300_IGR1_U2_ENTRY_FAIL_INT (1 << 24)
+#define FUSB300_IGR1_U1_ENTRY_FAIL_INT (1 << 23)
+#define FUSB300_IGR1_U3_EXIT_INT (1 << 22)
+#define FUSB300_IGR1_U2_EXIT_INT (1 << 21)
+#define FUSB300_IGR1_U1_EXIT_INT (1 << 20)
+#define FUSB300_IGR1_U3_ENTRY_INT (1 << 19)
+#define FUSB300_IGR1_U2_ENTRY_INT (1 << 18)
+#define FUSB300_IGR1_U1_ENTRY_INT (1 << 17)
+#define FUSB300_IGR1_HOT_RST_INT (1 << 16)
+#define FUSB300_IGR1_WARM_RST_INT (1 << 15)
+#define FUSB300_IGR1_RESM_INT (1 << 14)
+#define FUSB300_IGR1_SUSP_INT (1 << 13)
+#define FUSB300_IGR1_HS_LPM_INT (1 << 12)
+#define FUSB300_IGR1_USBRST_INT (1 << 11)
+#define FUSB300_IGR1_DEV_MODE_CHG_INT (1 << 9)
+#define FUSB300_IGR1_CX_COMABT_INT (1 << 8)
+#define FUSB300_IGR1_CX_COMFAIL_INT (1 << 7)
+#define FUSB300_IGR1_CX_CMDEND_INT (1 << 6)
+#define FUSB300_IGR1_CX_OUT_INT (1 << 5)
+#define FUSB300_IGR1_CX_IN_INT (1 << 4)
+#define FUSB300_IGR1_CX_SETUP_INT (1 << 3)
+#define FUSB300_IGR1_INTGRP4 (1 << 2)
+#define FUSB300_IGR1_INTGRP3 (1 << 1)
+#define FUSB300_IGR1_INTGRP2 (1 << 0)
+
+/*
+ * *Interrupt Group 2 Register (offset = 408H)
+ * */
+#define FUSB300_IGR2_EP6_STR_ACCEPT_INT (1 << 29)
+#define FUSB300_IGR2_EP6_STR_RESUME_INT (1 << 28)
+#define FUSB300_IGR2_EP6_STR_REQ_INT (1 << 27)
+#define FUSB300_IGR2_EP6_STR_NOTRDY_INT (1 << 26)
+#define FUSB300_IGR2_EP6_STR_PRIME_INT (1 << 25)
+#define FUSB300_IGR2_EP5_STR_ACCEPT_INT (1 << 24)
+#define FUSB300_IGR2_EP5_STR_RESUME_INT (1 << 23)
+#define FUSB300_IGR2_EP5_STR_REQ_INT (1 << 22)
+#define FUSB300_IGR2_EP5_STR_NOTRDY_INT (1 << 21)
+#define FUSB300_IGR2_EP5_STR_PRIME_INT (1 << 20)
+#define FUSB300_IGR2_EP4_STR_ACCEPT_INT (1 << 19)
+#define FUSB300_IGR2_EP4_STR_RESUME_INT (1 << 18)
+#define FUSB300_IGR2_EP4_STR_REQ_INT (1 << 17)
+#define FUSB300_IGR2_EP4_STR_NOTRDY_INT (1 << 16)
+#define FUSB300_IGR2_EP4_STR_PRIME_INT (1 << 15)
+#define FUSB300_IGR2_EP3_STR_ACCEPT_INT (1 << 14)
+#define FUSB300_IGR2_EP3_STR_RESUME_INT (1 << 13)
+#define FUSB300_IGR2_EP3_STR_REQ_INT (1 << 12)
+#define FUSB300_IGR2_EP3_STR_NOTRDY_INT (1 << 11)
+#define FUSB300_IGR2_EP3_STR_PRIME_INT (1 << 10)
+#define FUSB300_IGR2_EP2_STR_ACCEPT_INT (1 << 9)
+#define FUSB300_IGR2_EP2_STR_RESUME_INT (1 << 8)
+#define FUSB300_IGR2_EP2_STR_REQ_INT (1 << 7)
+#define FUSB300_IGR2_EP2_STR_NOTRDY_INT (1 << 6)
+#define FUSB300_IGR2_EP2_STR_PRIME_INT (1 << 5)
+#define FUSB300_IGR2_EP1_STR_ACCEPT_INT (1 << 4)
+#define FUSB300_IGR2_EP1_STR_RESUME_INT (1 << 3)
+#define FUSB300_IGR2_EP1_STR_REQ_INT (1 << 2)
+#define FUSB300_IGR2_EP1_STR_NOTRDY_INT (1 << 1)
+#define FUSB300_IGR2_EP1_STR_PRIME_INT (1 << 0)
+
+#define FUSB300_IGR2_EP_STR_ACCEPT_INT(n) (1 << (5 * n - 1))
+#define FUSB300_IGR2_EP_STR_RESUME_INT(n) (1 << (5 * n - 2))
+#define FUSB300_IGR2_EP_STR_REQ_INT(n) (1 << (5 * n - 3))
+#define FUSB300_IGR2_EP_STR_NOTRDY_INT(n) (1 << (5 * n - 4))
+#define FUSB300_IGR2_EP_STR_PRIME_INT(n) (1 << (5 * n - 5))
+
+/*
+ * *Interrupt Group 3 Register (offset = 40CH)
+ * */
+#define FUSB300_IGR3_EP12_STR_ACCEPT_INT (1 << 29)
+#define FUSB300_IGR3_EP12_STR_RESUME_INT (1 << 28)
+#define FUSB300_IGR3_EP12_STR_REQ_INT (1 << 27)
+#define FUSB300_IGR3_EP12_STR_NOTRDY_INT (1 << 26)
+#define FUSB300_IGR3_EP12_STR_PRIME_INT (1 << 25)
+#define FUSB300_IGR3_EP11_STR_ACCEPT_INT (1 << 24)
+#define FUSB300_IGR3_EP11_STR_RESUME_INT (1 << 23)
+#define FUSB300_IGR3_EP11_STR_REQ_INT (1 << 22)
+#define FUSB300_IGR3_EP11_STR_NOTRDY_INT (1 << 21)
+#define FUSB300_IGR3_EP11_STR_PRIME_INT (1 << 20)
+#define FUSB300_IGR3_EP10_STR_ACCEPT_INT (1 << 19)
+#define FUSB300_IGR3_EP10_STR_RESUME_INT (1 << 18)
+#define FUSB300_IGR3_EP10_STR_REQ_INT (1 << 17)
+#define FUSB300_IGR3_EP10_STR_NOTRDY_INT (1 << 16)
+#define FUSB300_IGR3_EP10_STR_PRIME_INT (1 << 15)
+#define FUSB300_IGR3_EP9_STR_ACCEPT_INT (1 << 14)
+#define FUSB300_IGR3_EP9_STR_RESUME_INT (1 << 13)
+#define FUSB300_IGR3_EP9_STR_REQ_INT (1 << 12)
+#define FUSB300_IGR3_EP9_STR_NOTRDY_INT (1 << 11)
+#define FUSB300_IGR3_EP9_STR_PRIME_INT (1 << 10)
+#define FUSB300_IGR3_EP8_STR_ACCEPT_INT (1 << 9)
+#define FUSB300_IGR3_EP8_STR_RESUME_INT (1 << 8)
+#define FUSB300_IGR3_EP8_STR_REQ_INT (1 << 7)
+#define FUSB300_IGR3_EP8_STR_NOTRDY_INT (1 << 6)
+#define FUSB300_IGR3_EP8_STR_PRIME_INT (1 << 5)
+#define FUSB300_IGR3_EP7_STR_ACCEPT_INT (1 << 4)
+#define FUSB300_IGR3_EP7_STR_RESUME_INT (1 << 3)
+#define FUSB300_IGR3_EP7_STR_REQ_INT (1 << 2)
+#define FUSB300_IGR3_EP7_STR_NOTRDY_INT (1 << 1)
+#define FUSB300_IGR3_EP7_STR_PRIME_INT (1 << 0)
+
+#define FUSB300_IGR3_EP_STR_ACCEPT_INT(n) (1 << (5 * (n - 6) - 1))
+#define FUSB300_IGR3_EP_STR_RESUME_INT(n) (1 << (5 * (n - 6) - 2))
+#define FUSB300_IGR3_EP_STR_REQ_INT(n) (1 << (5 * (n - 6) - 3))
+#define FUSB300_IGR3_EP_STR_NOTRDY_INT(n) (1 << (5 * (n - 6) - 4))
+#define FUSB300_IGR3_EP_STR_PRIME_INT(n) (1 << (5 * (n - 6) - 5))
+
+/*
+ * *Interrupt Group 4 Register (offset = 410H)
+ * */
+#define FUSB300_IGR4_EP15_RX0_INT (1 << 31)
+#define FUSB300_IGR4_EP14_RX0_INT (1 << 30)
+#define FUSB300_IGR4_EP13_RX0_INT (1 << 29)
+#define FUSB300_IGR4_EP12_RX0_INT (1 << 28)
+#define FUSB300_IGR4_EP11_RX0_INT (1 << 27)
+#define FUSB300_IGR4_EP10_RX0_INT (1 << 26)
+#define FUSB300_IGR4_EP9_RX0_INT (1 << 25)
+#define FUSB300_IGR4_EP8_RX0_INT (1 << 24)
+#define FUSB300_IGR4_EP7_RX0_INT (1 << 23)
+#define FUSB300_IGR4_EP6_RX0_INT (1 << 22)
+#define FUSB300_IGR4_EP5_RX0_INT (1 << 21)
+#define FUSB300_IGR4_EP4_RX0_INT (1 << 20)
+#define FUSB300_IGR4_EP3_RX0_INT (1 << 19)
+#define FUSB300_IGR4_EP2_RX0_INT (1 << 18)
+#define FUSB300_IGR4_EP1_RX0_INT (1 << 17)
+#define FUSB300_IGR4_EP_RX0_INT(x) (1 << (x + 16))
+#define FUSB300_IGR4_EP15_STR_ACCEPT_INT (1 << 14)
+#define FUSB300_IGR4_EP15_STR_RESUME_INT (1 << 13)
+#define FUSB300_IGR4_EP15_STR_REQ_INT (1 << 12)
+#define FUSB300_IGR4_EP15_STR_NOTRDY_INT (1 << 11)
+#define FUSB300_IGR4_EP15_STR_PRIME_INT (1 << 10)
+#define FUSB300_IGR4_EP14_STR_ACCEPT_INT (1 << 9)
+#define FUSB300_IGR4_EP14_STR_RESUME_INT (1 << 8)
+#define FUSB300_IGR4_EP14_STR_REQ_INT (1 << 7)
+#define FUSB300_IGR4_EP14_STR_NOTRDY_INT (1 << 6)
+#define FUSB300_IGR4_EP14_STR_PRIME_INT (1 << 5)
+#define FUSB300_IGR4_EP13_STR_ACCEPT_INT (1 << 4)
+#define FUSB300_IGR4_EP13_STR_RESUME_INT (1 << 3)
+#define FUSB300_IGR4_EP13_STR_REQ_INT (1 << 2)
+#define FUSB300_IGR4_EP13_STR_NOTRDY_INT (1 << 1)
+#define FUSB300_IGR4_EP13_STR_PRIME_INT (1 << 0)
+
+#define FUSB300_IGR4_EP_STR_ACCEPT_INT(n) (1 << (5 * (n - 12) - 1))
+#define FUSB300_IGR4_EP_STR_RESUME_INT(n) (1 << (5 * (n - 12) - 2))
+#define FUSB300_IGR4_EP_STR_REQ_INT(n) (1 << (5 * (n - 12) - 3))
+#define FUSB300_IGR4_EP_STR_NOTRDY_INT(n) (1 << (5 * (n - 12) - 4))
+#define FUSB300_IGR4_EP_STR_PRIME_INT(n) (1 << (5 * (n - 12) - 5))
+
+/*
+ * *Interrupt Group 5 Register (offset = 414H)
+ * */
+#define FUSB300_IGR5_EP_STL_INT(n) (1 << n)
+
+/*
+ * *Interrupt Enable Group 0 Register (offset = 420H)
+ * */
+#define FUSB300_IGER0_EEP15_PRD_INT (1 << 31)
+#define FUSB300_IGER0_EEP14_PRD_INT (1 << 30)
+#define FUSB300_IGER0_EEP13_PRD_INT (1 << 29)
+#define FUSB300_IGER0_EEP12_PRD_INT (1 << 28)
+#define FUSB300_IGER0_EEP11_PRD_INT (1 << 27)
+#define FUSB300_IGER0_EEP10_PRD_INT (1 << 26)
+#define FUSB300_IGER0_EEP9_PRD_INT (1 << 25)
+#define FUSB300_IGER0_EP8_PRD_INT (1 << 24)
+#define FUSB300_IGER0_EEP7_PRD_INT (1 << 23)
+#define FUSB300_IGER0_EEP6_PRD_INT (1 << 22)
+#define FUSB300_IGER0_EEP5_PRD_INT (1 << 21)
+#define FUSB300_IGER0_EEP4_PRD_INT (1 << 20)
+#define FUSB300_IGER0_EEP3_PRD_INT (1 << 19)
+#define FUSB300_IGER0_EEP2_PRD_INT (1 << 18)
+#define FUSB300_IGER0_EEP1_PRD_INT (1 << 17)
+#define FUSB300_IGER0_EEPn_PRD_INT(n) (1 << (n + 16))
+
+#define FUSB300_IGER0_EEP15_FIFO_INT (1 << 15)
+#define FUSB300_IGER0_EEP14_FIFO_INT (1 << 14)
+#define FUSB300_IGER0_EEP13_FIFO_INT (1 << 13)
+#define FUSB300_IGER0_EEP12_FIFO_INT (1 << 12)
+#define FUSB300_IGER0_EEP11_FIFO_INT (1 << 11)
+#define FUSB300_IGER0_EEP10_FIFO_INT (1 << 10)
+#define FUSB300_IGER0_EEP9_FIFO_INT (1 << 9)
+#define FUSB300_IGER0_EEP8_FIFO_INT (1 << 8)
+#define FUSB300_IGER0_EEP7_FIFO_INT (1 << 7)
+#define FUSB300_IGER0_EEP6_FIFO_INT (1 << 6)
+#define FUSB300_IGER0_EEP5_FIFO_INT (1 << 5)
+#define FUSB300_IGER0_EEP4_FIFO_INT (1 << 4)
+#define FUSB300_IGER0_EEP3_FIFO_INT (1 << 3)
+#define FUSB300_IGER0_EEP2_FIFO_INT (1 << 2)
+#define FUSB300_IGER0_EEP1_FIFO_INT (1 << 1)
+#define FUSB300_IGER0_EEPn_FIFO_INT(n) (1 << n)
+
+/*
+ * *Interrupt Enable Group 1 Register (offset = 424H)
+ * */
+#define FUSB300_IGER1_EINT_GRP5 (1 << 31)
+#define FUSB300_IGER1_VBUS_CHG_INT (1 << 30)
+#define FUSB300_IGER1_SYNF1_EMPTY_INT (1 << 29)
+#define FUSB300_IGER1_SYNF0_EMPTY_INT (1 << 28)
+#define FUSB300_IGER1_U3_EXIT_FAIL_INT (1 << 27)
+#define FUSB300_IGER1_U2_EXIT_FAIL_INT (1 << 26)
+#define FUSB300_IGER1_U1_EXIT_FAIL_INT (1 << 25)
+#define FUSB300_IGER1_U2_ENTRY_FAIL_INT (1 << 24)
+#define FUSB300_IGER1_U1_ENTRY_FAIL_INT (1 << 23)
+#define FUSB300_IGER1_U3_EXIT_INT (1 << 22)
+#define FUSB300_IGER1_U2_EXIT_INT (1 << 21)
+#define FUSB300_IGER1_U1_EXIT_INT (1 << 20)
+#define FUSB300_IGER1_U3_ENTRY_INT (1 << 19)
+#define FUSB300_IGER1_U2_ENTRY_INT (1 << 18)
+#define FUSB300_IGER1_U1_ENTRY_INT (1 << 17)
+#define FUSB300_IGER1_HOT_RST_INT (1 << 16)
+#define FUSB300_IGER1_WARM_RST_INT (1 << 15)
+#define FUSB300_IGER1_RESM_INT (1 << 14)
+#define FUSB300_IGER1_SUSP_INT (1 << 13)
+#define FUSB300_IGER1_LPM_INT (1 << 12)
+#define FUSB300_IGER1_HS_RST_INT (1 << 11)
+#define FUSB300_IGER1_EDEV_MODE_CHG_INT (1 << 9)
+#define FUSB300_IGER1_CX_COMABT_INT (1 << 8)
+#define FUSB300_IGER1_CX_COMFAIL_INT (1 << 7)
+#define FUSB300_IGER1_CX_CMDEND_INT (1 << 6)
+#define FUSB300_IGER1_CX_OUT_INT (1 << 5)
+#define FUSB300_IGER1_CX_IN_INT (1 << 4)
+#define FUSB300_IGER1_CX_SETUP_INT (1 << 3)
+#define FUSB300_IGER1_INTGRP4 (1 << 2)
+#define FUSB300_IGER1_INTGRP3 (1 << 1)
+#define FUSB300_IGER1_INTGRP2 (1 << 0)
+
+/*
+ * *Interrupt Enable Group 2 Register (offset = 428H)
+ * */
+#define FUSB300_IGER2_EEP_STR_ACCEPT_INT(n) (1 << (5 * n - 1))
+#define FUSB300_IGER2_EEP_STR_RESUME_INT(n) (1 << (5 * n - 2))
+#define FUSB300_IGER2_EEP_STR_REQ_INT(n) (1 << (5 * n - 3))
+#define FUSB300_IGER2_EEP_STR_NOTRDY_INT(n) (1 << (5 * n - 4))
+#define FUSB300_IGER2_EEP_STR_PRIME_INT(n) (1 << (5 * n - 5))
+
+/*
+ * *Interrupt Enable Group 3 Register (offset = 42CH)
+ * */
+
+#define FUSB300_IGER3_EEP_STR_ACCEPT_INT(n) (1 << (5 * (n - 6) - 1))
+#define FUSB300_IGER3_EEP_STR_RESUME_INT(n) (1 << (5 * (n - 6) - 2))
+#define FUSB300_IGER3_EEP_STR_REQ_INT(n) (1 << (5 * (n - 6) - 3))
+#define FUSB300_IGER3_EEP_STR_NOTRDY_INT(n) (1 << (5 * (n - 6) - 4))
+#define FUSB300_IGER3_EEP_STR_PRIME_INT(n) (1 << (5 * (n - 6) - 5))
+
+/*
+ * *Interrupt Enable Group 4 Register (offset = 430H)
+ * */
+
+#define FUSB300_IGER4_EEP_RX0_INT(n) (1 << (n + 16))
+#define FUSB300_IGER4_EEP_STR_ACCEPT_INT(n) (1 << (5 * (n - 6) - 1))
+#define FUSB300_IGER4_EEP_STR_RESUME_INT(n) (1 << (5 * (n - 6) - 2))
+#define FUSB300_IGER4_EEP_STR_REQ_INT(n) (1 << (5 * (n - 6) - 3))
+#define FUSB300_IGER4_EEP_STR_NOTRDY_INT(n) (1 << (5 * (n - 6) - 4))
+#define FUSB300_IGER4_EEP_STR_PRIME_INT(n) (1 << (5 * (n - 6) - 5))
+
+/* EP PRD Ready (EP_PRD_RDY, offset = 504H) */
+
+#define FUSB300_EPPRDR_EP15_PRD_RDY (1 << 15)
+#define FUSB300_EPPRDR_EP14_PRD_RDY (1 << 14)
+#define FUSB300_EPPRDR_EP13_PRD_RDY (1 << 13)
+#define FUSB300_EPPRDR_EP12_PRD_RDY (1 << 12)
+#define FUSB300_EPPRDR_EP11_PRD_RDY (1 << 11)
+#define FUSB300_EPPRDR_EP10_PRD_RDY (1 << 10)
+#define FUSB300_EPPRDR_EP9_PRD_RDY (1 << 9)
+#define FUSB300_EPPRDR_EP8_PRD_RDY (1 << 8)
+#define FUSB300_EPPRDR_EP7_PRD_RDY (1 << 7)
+#define FUSB300_EPPRDR_EP6_PRD_RDY (1 << 6)
+#define FUSB300_EPPRDR_EP5_PRD_RDY (1 << 5)
+#define FUSB300_EPPRDR_EP4_PRD_RDY (1 << 4)
+#define FUSB300_EPPRDR_EP3_PRD_RDY (1 << 3)
+#define FUSB300_EPPRDR_EP2_PRD_RDY (1 << 2)
+#define FUSB300_EPPRDR_EP1_PRD_RDY (1 << 1)
+#define FUSB300_EPPRDR_EP_PRD_RDY(n) (1 << n)
+
+/* AHB Bus Control Register (offset = 514H) */
+#define FUSB300_AHBBCR_S1_SPLIT_ON (1 << 17)
+#define FUSB300_AHBBCR_S0_SPLIT_ON (1 << 16)
+#define FUSB300_AHBBCR_S1_1entry (0 << 12)
+#define FUSB300_AHBBCR_S1_4entry (3 << 12)
+#define FUSB300_AHBBCR_S1_8entry (5 << 12)
+#define FUSB300_AHBBCR_S1_16entry (7 << 12)
+#define FUSB300_AHBBCR_S0_1entry (0 << 8)
+#define FUSB300_AHBBCR_S0_4entry (3 << 8)
+#define FUSB300_AHBBCR_S0_8entry (5 << 8)
+#define FUSB300_AHBBCR_S0_16entry (7 << 8)
+#define FUSB300_AHBBCR_M1_BURST_SINGLE (0 << 4)
+#define FUSB300_AHBBCR_M1_BURST_INCR (1 << 4)
+#define FUSB300_AHBBCR_M1_BURST_INCR4 (3 << 4)
+#define FUSB300_AHBBCR_M1_BURST_INCR8 (5 << 4)
+#define FUSB300_AHBBCR_M1_BURST_INCR16 (7 << 4)
+#define FUSB300_AHBBCR_M0_BURST_SINGLE 0
+#define FUSB300_AHBBCR_M0_BURST_INCR 1
+#define FUSB300_AHBBCR_M0_BURST_INCR4 3
+#define FUSB300_AHBBCR_M0_BURST_INCR8 5
+#define FUSB300_AHBBCR_M0_BURST_INCR16 7
+#define FUSB300_IGER5_EEP_STL_INT(n) (1 << n)
+
+/* WORD 0 Data Structure of PRD Table */
+#define FUSB300_EPPRD0_M (1 << 30)
+#define FUSB300_EPPRD0_O (1 << 29)
+/* The finished prd */
+#define FUSB300_EPPRD0_F (1 << 28)
+#define FUSB300_EPPRD0_I (1 << 27)
+#define FUSB300_EPPRD0_A (1 << 26)
+/* To decide HW point to first prd at next time */
+#define FUSB300_EPPRD0_L (1 << 25)
+#define FUSB300_EPPRD0_H (1 << 24)
+#define FUSB300_EPPRD0_BTC(n) (n & 0xFFFFFF)
+
+/*----------------------------------------------------------------------*/
+#define FUSB300_MAX_NUM_EP 16
+
+#define FUSB300_FIFO_ENTRY_NUM 8
+#define FUSB300_MAX_FIFO_ENTRY 8
+
+#define SS_CTL_MAX_PACKET_SIZE 0x200
+#define SS_BULK_MAX_PACKET_SIZE 0x400
+#define SS_INT_MAX_PACKET_SIZE 0x400
+#define SS_ISO_MAX_PACKET_SIZE 0x400
+
+#define HS_BULK_MAX_PACKET_SIZE 0x200
+#define HS_CTL_MAX_PACKET_SIZE 0x40
+#define HS_INT_MAX_PACKET_SIZE 0x400
+#define HS_ISO_MAX_PACKET_SIZE 0x400
+
+struct fusb300_ep_info {
+ u8 epnum;
+ u8 type;
+ u8 interval;
+ u8 dir_in;
+ u16 maxpacket;
+ u16 addrofs;
+ u16 bw_num;
+};
+
+struct fusb300_request {
+
+ struct usb_request req;
+ struct list_head queue;
+};
+
+
+struct fusb300_ep {
+ struct usb_ep ep;
+ struct fusb300 *fusb300;
+
+ struct list_head queue;
+ unsigned stall:1;
+ unsigned wedged:1;
+ unsigned use_dma:1;
+
+ unsigned char epnum;
+ unsigned char type;
+ const struct usb_endpoint_descriptor *desc;
+};
+
+struct fusb300 {
+ spinlock_t lock;
+ void __iomem *reg;
+
+ unsigned long irq_trigger;
+
+ struct usb_gadget gadget;
+ struct usb_gadget_driver *driver;
+
+ struct fusb300_ep *ep[FUSB300_MAX_NUM_EP];
+
+ struct usb_request *ep0_req; /* for internal request */
+ __le16 ep0_data;
+ u32 ep0_length; /* for internal request */
+ u8 ep0_dir; /* 0/0x80 out/in */
+
+ u8 fifo_entry_num; /* next start fifo entry */
+ u32 addrofs; /* next fifo address offset */
+ u8 reenum; /* if re-enumeration */
+};
+
+#endif
--
1.7.4.1
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