usb: gadget: r8a66597-udc: add support for SUDMAC

[pandora-kernel.git] / drivers / usb / gadget / r8a66597-udc.h

diff --git a/drivers/usb/gadget/r8a66597-udc.h b/drivers/usb/gadget/r8a66597-udc.h
index 832ee59..8e3de61 100644 (file)
--- a/drivers/usb/gadget/r8a66597-udc.h
+++ b/drivers/usb/gadget/r8a66597-udc.h
@@ -43,6 +43,7 @@
        ((pipenum >= R8A66597_BASE_PIPENUM_ISOC) && \
         (pipenum < (R8A66597_BASE_PIPENUM_ISOC + R8A66597_MAX_NUM_ISOC)))
 
+#define r8a66597_is_sudmac(r8a66597)   (r8a66597->pdata->sudmac)
 struct r8a66597_pipe_info {
        u16     pipe;
        u16     epnum;
@@ -60,6 +61,7 @@ struct r8a66597_request {
 struct r8a66597_ep {
        struct usb_ep           ep;
        struct r8a66597         *r8a66597;
+       struct r8a66597_dma     *dma;
 
        struct list_head        queue;
        unsigned                busy:1;
@@ -75,13 +77,20 @@ struct r8a66597_ep {
        unsigned char           fifoaddr;
        unsigned char           fifosel;
        unsigned char           fifoctr;
-       unsigned char           fifotrn;
        unsigned char           pipectr;
+       unsigned char           pipetre;
+       unsigned char           pipetrn;
+};
+
+struct r8a66597_dma {
+       unsigned                used:1;
+       unsigned                dir:1;  /* 1 = IN(write), 0 = OUT(read) */
 };
 
 struct r8a66597 {
        spinlock_t              lock;
        void __iomem            *reg;
+       void __iomem            *sudmac_reg;
 
 #ifdef CONFIG_HAVE_CLK
        struct clk *clk;
@@ -94,6 +103,7 @@ struct r8a66597 {
        struct r8a66597_ep      ep[R8A66597_MAX_NUM_PIPE];
        struct r8a66597_ep      *pipenum2ep[R8A66597_MAX_NUM_PIPE];
        struct r8a66597_ep      *epaddr2ep[16];
+       struct r8a66597_dma     dma;
 
        struct timer_list       timer;
        struct usb_request      *ep0_req;       /* for internal request */
@@ -251,7 +261,21 @@ static inline u16 get_xtal_from_pdata(struct r8a66597_platdata *pdata)
        return clock;
 }
 
+static inline u32 r8a66597_sudmac_read(struct r8a66597 *r8a66597,
+                                      unsigned long offset)
+{
+       return ioread32(r8a66597->sudmac_reg + offset);
+}
+
+static inline void r8a66597_sudmac_write(struct r8a66597 *r8a66597, u32 val,
+                                        unsigned long offset)
+{
+       iowrite32(val, r8a66597->sudmac_reg + offset);
+}
+
 #define get_pipectr_addr(pipenum)      (PIPE1CTR + (pipenum - 1) * 2)
+#define get_pipetre_addr(pipenum)      (PIPE1TRE + (pipenum - 1) * 4)
+#define get_pipetrn_addr(pipenum)      (PIPE1TRN + (pipenum - 1) * 4)
 
 #define enable_irq_ready(r8a66597, pipenum)    \
        enable_pipe_irq(r8a66597, pipenum, BRDYENB)