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path: root/drivers/usb/musb/musb_core.h
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Diffstat (limited to 'drivers/usb/musb/musb_core.h')
-rw-r--r--drivers/usb/musb/musb_core.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 803a997e56d2..e5410bc67df6 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -173,8 +173,25 @@ enum musb_g_ep0_state {
/******************************** TYPES *************************************/
+struct musb_io;
+
/**
* struct musb_platform_ops - Operations passed to musb_core by HW glue layer
+ * @quirks: flags for platform specific quirks
+ * @enable: enable device
+ * @disable: disable device
+ * @ep_offset: returns the end point offset
+ * @ep_select: selects the specified end point
+ * @fifo_mode: sets the fifo mode
+ * @fifo_offset: returns the fifo offset
+ * @readb: read 8 bits
+ * @writeb: write 8 bits
+ * @readw: read 16 bits
+ * @writew: write 16 bits
+ * @readl: read 32 bits
+ * @writel: write 32 bits
+ * @read_fifo: reads the fifo
+ * @write_fifo: writes to fifo
* @init: turns on clocks, sets up platform-specific registers, etc
* @exit: undoes @init
* @set_mode: forcefully changes operating mode
@@ -184,12 +201,34 @@ enum musb_g_ep0_state {
* @adjust_channel_params: pre check for standard dma channel_program func
*/
struct musb_platform_ops {
+
+#define MUSB_DMA_UX500 BIT(6)
+#define MUSB_DMA_CPPI41 BIT(5)
+#define MUSB_DMA_CPPI BIT(4)
+#define MUSB_DMA_TUSB_OMAP BIT(3)
+#define MUSB_DMA_INVENTRA BIT(2)
+#define MUSB_IN_TUSB BIT(1)
+#define MUSB_INDEXED_EP BIT(0)
+ u32 quirks;
+
int (*init)(struct musb *musb);
int (*exit)(struct musb *musb);
void (*enable)(struct musb *musb);
void (*disable)(struct musb *musb);
+ u32 (*ep_offset)(u8 epnum, u16 offset);
+ void (*ep_select)(void __iomem *mbase, u8 epnum);
+ u16 fifo_mode;
+ u32 (*fifo_offset)(u8 epnum);
+ u8 (*readb)(const void __iomem *addr, unsigned offset);
+ void (*writeb)(void __iomem *addr, unsigned offset, u8 data);
+ u16 (*readw)(const void __iomem *addr, unsigned offset);
+ void (*writew)(void __iomem *addr, unsigned offset, u16 data);
+ u32 (*readl)(const void __iomem *addr, unsigned offset);
+ void (*writel)(void __iomem *addr, unsigned offset, u32 data);
+ void (*read_fifo)(struct musb_hw_ep *hw_ep, u16 len, u8 *buf);
+ void (*write_fifo)(struct musb_hw_ep *hw_ep, u16 len, const u8 *buf);
int (*set_mode)(struct musb *musb, u8 mode);
void (*try_idle)(struct musb *musb, unsigned long timeout);
int (*reset)(struct musb *musb);
@@ -292,6 +331,7 @@ struct musb {
/* device lock */
spinlock_t lock;
+ struct musb_io io;
const struct musb_platform_ops *ops;
struct musb_context_registers context;