[U-Boot] [PATCH 1/1] [rfc] usb: musb: some more Blackfin stuff

[Mike Frysinger]

From: Bryan Wu <bryan...@analog.com>

any thoughts on how to generalize this ?

Signed-off-by: Bryan Wu <bryan...@analog.com>
Signed-off-by: Cliff Cai <cliff....@analog.com>
Signed-off-by: Mike Frysinger <vap...@gentoo.org>
---
 drivers/usb/musb/musb_hcd.c |   20 ++++++++++++++++++++
 1 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c
index 040ac8a..7fcf803 100644
--- a/drivers/usb/musb/musb_hcd.c
+++ b/drivers/usb/musb/musb_hcd.c
@@ -143,7 +143,11 @@ static void write_toggle(struct usb_device *dev, u8 ep, u8 
dir_out)
 
        if (dir_out) {
                if (!toggle)
+#ifdef CONFIG_USB_BLACKFIN
+                       writew(0, &musbr->txcsr);
+#else
                        writew(MUSB_TXCSR_CLRDATATOG, &musbr->txcsr);
+#endif
                else {
                        csr = readw(&musbr->txcsr);
                        csr |= MUSB_TXCSR_H_WR_DATATOGGLE;
@@ -153,7 +157,11 @@ static void write_toggle(struct usb_device *dev, u8 ep, u8 
dir_out)
                }
        } else {
                if (!toggle)
+#ifdef CONFIG_USB_BLACKFIN
+                       writew(0, &musbr->rxcsr);
+#else
                        writew(MUSB_RXCSR_CLRDATATOG, &musbr->rxcsr);
+#endif
                else {
                        csr = readw(&musbr->rxcsr);
                        csr |= MUSB_RXCSR_H_WR_DATATOGGLE;
@@ -899,6 +907,13 @@ int submit_control_msg(struct usb_device *dev, unsigned 
long pipe, void *buffer,
 
        dev->status = 0;
        dev->act_len = len;
+
+#ifdef CONFIG_USB_BLACKFIN
+       /* Set device address to USB_FADDR register */
+       if (setup->request == USB_REQ_SET_ADDRESS)
+               writew(dev->devnum, &musbr->faddr);
+#endif
+
        return len;
 }
 
@@ -969,6 +984,11 @@ int submit_bulk_msg(struct usb_device *dev, unsigned long 
pipe,
                        nextlen = ((len-txlen) < dev->epmaxpacketout[ep]) ?
                                        (len-txlen) : dev->epmaxpacketout[ep];
 
+#ifdef CONFIG_USB_BLACKFIN
+                       /* Set the transfer data size */
+                       writew(nextlen, &musbr->txcount);
+#endif
+
                        /* Write the data to the FIFO */
                        write_fifo(MUSB_BULK_EP, nextlen,
                                        (void *)(((u8 *)buffer) + txlen));
-- 
1.6.6

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