Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfashe...

[linux-2.6-omap-h63xx.git] / drivers / usb / musb / musb_core.h

diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 82227251931b4c8c512f5d66babe9fec3fbafff2..630946a2d9fce2db69bd9a7cd2ab68d513ade60f 100644 (file)
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -191,7 +191,7 @@ enum musb_g_ep0_state {
  */
 
 #if defined(CONFIG_ARCH_DAVINCI) || defined(CONFIG_ARCH_OMAP2430) \
-               || defined(CONFIG_ARCH_OMAP3430)
+               || defined(CONFIG_ARCH_OMAP3430) || defined(CONFIG_BLACKFIN)
 /* REVISIT indexed access seemed to
  * misbehave (on DaVinci) for at least peripheral IN ...
  */
@@ -359,6 +359,7 @@ struct musb {
        struct otg_transceiver  xceiv;
 
        int nIrq;
+       unsigned                irq_wake:1;
 
        struct musb_hw_ep        endpoints[MUSB_C_NUM_EPS];
 #define control_ep             endpoints
@@ -447,6 +448,70 @@ static inline struct musb *gadget_to_musb(struct usb_gadget *g)
 }
 #endif
 
+#ifdef CONFIG_BLACKFIN
+static inline int musb_read_fifosize(struct musb *musb,
+               struct musb_hw_ep *hw_ep, u8 epnum)
+{
+       musb->nr_endpoints++;
+       musb->epmask |= (1 << epnum);
+
+       if (epnum < 5) {
+               hw_ep->max_packet_sz_tx = 128;
+               hw_ep->max_packet_sz_rx = 128;
+       } else {
+               hw_ep->max_packet_sz_tx = 1024;
+               hw_ep->max_packet_sz_rx = 1024;
+       }
+       hw_ep->is_shared_fifo = false;
+
+       return 0;
+}
+
+static inline void musb_configure_ep0(struct musb *musb)
+{
+       musb->endpoints[0].max_packet_sz_tx = MUSB_EP0_FIFOSIZE;
+       musb->endpoints[0].max_packet_sz_rx = MUSB_EP0_FIFOSIZE;
+       musb->endpoints[0].is_shared_fifo = true;
+}
+
+#else
+
+static inline int musb_read_fifosize(struct musb *musb,
+               struct musb_hw_ep *hw_ep, u8 epnum)
+{
+       u8 reg = 0;
+
+       /* read from core using indexed model */
+       reg = musb_readb(hw_ep->regs, 0x10 + MUSB_FIFOSIZE);
+       /* 0's returned when no more endpoints */
+       if (!reg)
+               return -ENODEV;
+
+       musb->nr_endpoints++;
+       musb->epmask |= (1 << epnum);
+
+       hw_ep->max_packet_sz_tx = 1 << (reg & 0x0f);
+
+       /* shared TX/RX FIFO? */
+       if ((reg & 0xf0) == 0xf0) {
+               hw_ep->max_packet_sz_rx = hw_ep->max_packet_sz_tx;
+               hw_ep->is_shared_fifo = true;
+               return 0;
+       } else {
+               hw_ep->max_packet_sz_rx = 1 << ((reg & 0xf0) >> 4);
+               hw_ep->is_shared_fifo = false;
+       }
+
+       return 0;
+}
+
+static inline void musb_configure_ep0(struct musb *musb)
+{
+       musb->endpoints[0].max_packet_sz_tx = MUSB_EP0_FIFOSIZE;
+       musb->endpoints[0].max_packet_sz_rx = MUSB_EP0_FIFOSIZE;
+}
+#endif /* CONFIG_BLACKFIN */
+
 
 /***************************** Glue it together *****************************/
 
@@ -467,16 +532,16 @@ extern void musb_platform_disable(struct musb *musb);
 
 extern void musb_hnp_stop(struct musb *musb);
 
-extern void musb_platform_set_mode(struct musb *musb, u8 musb_mode);
+extern int musb_platform_set_mode(struct musb *musb, u8 musb_mode);
 
-#if defined(CONFIG_USB_TUSB6010) || \
+#if defined(CONFIG_USB_TUSB6010) || defined(CONFIG_BLACKFIN) || \
        defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX)
 extern void musb_platform_try_idle(struct musb *musb, unsigned long timeout);
 #else
 #define musb_platform_try_idle(x, y)           do {} while (0)
 #endif
 
-#ifdef CONFIG_USB_TUSB6010
+#if defined(CONFIG_USB_TUSB6010) || defined(CONFIG_BLACKFIN)
 extern int musb_platform_get_vbus_status(struct musb *musb);
 #else
 #define musb_platform_get_vbus_status(x)       0