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Diffstat (limited to 'include/linux/usb/musb.h')
-rw-r--r--include/linux/usb/musb.h40
1 files changed, 38 insertions, 2 deletions
diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h
index 7acef0234c0..ee2dd1d506e 100644
--- a/include/linux/usb/musb.h
+++ b/include/linux/usb/musb.h
@@ -22,12 +22,47 @@ enum musb_mode {
struct clk;
+enum musb_fifo_style {
+ FIFO_RXTX,
+ FIFO_TX,
+ FIFO_RX
+} __attribute__ ((packed));
+
+enum musb_buf_mode {
+ BUF_SINGLE,
+ BUF_DOUBLE
+} __attribute__ ((packed));
+
+struct musb_fifo_cfg {
+ u8 hw_ep_num;
+ enum musb_fifo_style style;
+ enum musb_buf_mode mode;
+ u16 maxpacket;
+};
+
+#define MUSB_EP_FIFO(ep, st, m, pkt) \
+{ \
+ .hw_ep_num = ep, \
+ .style = st, \
+ .mode = m, \
+ .maxpacket = pkt, \
+}
+
+#define MUSB_EP_FIFO_SINGLE(ep, st, pkt) \
+ MUSB_EP_FIFO(ep, st, BUF_SINGLE, pkt)
+
+#define MUSB_EP_FIFO_DOUBLE(ep, st, pkt) \
+ MUSB_EP_FIFO(ep, st, BUF_DOUBLE, pkt)
+
struct musb_hdrc_eps_bits {
const char name[16];
u8 bits;
};
struct musb_hdrc_config {
+ struct musb_fifo_cfg *fifo_cfg; /* board fifo configuration */
+ unsigned fifo_cfg_size; /* size of the fifo configuration */
+
/* MUSB configuration-specific details */
unsigned multipoint:1; /* multipoint device */
unsigned dyn_fifo:1 __deprecated; /* supports dynamic fifo sizing */
@@ -51,8 +86,9 @@ struct musb_hdrc_config {
struct musb_hdrc_eps_bits *eps_bits __deprecated;
#ifdef CONFIG_BLACKFIN
- /* A GPIO controlling VRSEL in Blackfin */
- unsigned int gpio_vrsel;
+ /* A GPIO controlling VRSEL in Blackfin */
+ unsigned int gpio_vrsel;
+ unsigned int gpio_vrsel_active;
#endif
};