| /* |
| * This is used to for host and peripheral modes of the driver for |
| * Inventra (Multidrop) Highspeed Dual-Role Controllers: (M)HDRC. |
| * |
| * Board initialization should put one of these into dev->platform_data, |
| * probably on some platform_device named "musb_hdrc". It encapsulates |
| * key configuration differences between boards. |
| */ |
| |
| /* The USB role is defined by the connector used on the board, so long as |
| * standards are being followed. (Developer boards sometimes won't.) |
| */ |
| enum musb_mode { |
| MUSB_UNDEFINED = 0, |
| MUSB_HOST, /* A or Mini-A connector */ |
| MUSB_PERIPHERAL, /* B or Mini-B connector */ |
| MUSB_OTG /* Mini-AB connector */ |
| }; |
| |
| struct clk; |
| |
| struct musb_hdrc_eps_bits { |
| const char name[16]; |
| u8 bits; |
| }; |
| |
| struct musb_hdrc_config { |
| /* MUSB configuration-specific details */ |
| unsigned multipoint:1; /* multipoint device */ |
| unsigned dyn_fifo:1; /* supports dynamic fifo sizing */ |
| unsigned soft_con:1; /* soft connect required */ |
| unsigned utm_16:1; /* utm data witdh is 16 bits */ |
| unsigned big_endian:1; /* true if CPU uses big-endian */ |
| unsigned mult_bulk_tx:1; /* Tx ep required for multbulk pkts */ |
| unsigned mult_bulk_rx:1; /* Rx ep required for multbulk pkts */ |
| unsigned high_iso_tx:1; /* Tx ep required for HB iso */ |
| unsigned high_iso_rx:1; /* Rx ep required for HD iso */ |
| unsigned dma:1; /* supports DMA */ |
| unsigned vendor_req:1; /* vendor registers required */ |
| |
| u8 num_eps; /* number of endpoints _with_ ep0 */ |
| u8 dma_channels; /* number of dma channels */ |
| u8 dyn_fifo_size; /* dynamic size in bytes */ |
| u8 vendor_ctrl; /* vendor control reg width */ |
| u8 vendor_stat; /* vendor status reg witdh */ |
| u8 dma_req_chan; /* bitmask for required dma channels */ |
| u8 ram_bits; /* ram address size */ |
| |
| struct musb_hdrc_eps_bits *eps_bits; |
| }; |
| |
| struct musb_hdrc_platform_data { |
| /* MUSB_HOST, MUSB_PERIPHERAL, or MUSB_OTG */ |
| u8 mode; |
| |
| /* for clk_get() */ |
| const char *clock; |
| |
| /* (HOST or OTG) switch VBUS on/off */ |
| int (*set_vbus)(struct device *dev, int is_on); |
| |
| /* (HOST or OTG) mA/2 power supplied on (default = 8mA) */ |
| u8 power; |
| |
| /* (PERIPHERAL) mA/2 max power consumed (default = 100mA) */ |
| u8 min_power; |
| |
| /* (HOST or OTG) msec/2 after VBUS on till power good */ |
| u8 potpgt; |
| |
| /* Power the device on or off */ |
| int (*set_power)(int state); |
| |
| /* Turn device clock on or off */ |
| int (*set_clock)(struct clk *clock, int is_on); |
| |
| /* MUSB configuration-specific details */ |
| struct musb_hdrc_config *config; |
| }; |
| |
| |
| /* TUSB 6010 support */ |
| |
| #define TUSB6010_OSCCLK_60 16667 /* psec/clk @ 60.0 MHz */ |
| #define TUSB6010_REFCLK_24 41667 /* psec/clk @ 24.0 MHz XI */ |
| #define TUSB6010_REFCLK_19 52083 /* psec/clk @ 19.2 MHz CLKIN */ |
| |
| #ifdef CONFIG_ARCH_OMAP2 |
| |
| extern int __init tusb6010_setup_interface( |
| struct musb_hdrc_platform_data *data, |
| unsigned ps_refclk, unsigned waitpin, |
| unsigned async_cs, unsigned sync_cs, |
| unsigned irq, unsigned dmachan); |
| |
| extern int tusb6010_platform_retime(unsigned is_refclk); |
| |
| #endif /* OMAP2 */ |
