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a93fbf4a78
In Linux, CONFIG_ARCH_OMAP2PLUS is used for OMAP2 or later SoCs. Rename CONFIG_ARCH_OMAP2 to CONFIG_ARCH_OMAP2PLUS to follow this naming. Move the OMAP2+ board/SoC choice down to mach-omap2/Kconfig to slim down the arch/arm/Kconfig level. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Reviewed-by: Tom Rini <trini@konsulko.com>
157 lines
4.1 KiB
C
157 lines
4.1 KiB
C
/*
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* This is used to for host and peripheral modes of the driver for
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* Inventra (Multidrop) Highspeed Dual-Role Controllers: (M)HDRC.
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*
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* Board initialization should put one of these into dev->platform_data,
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* probably on some platform_device named "musb-hdrc". It encapsulates
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* key configuration differences between boards.
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*/
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#ifndef __LINUX_USB_MUSB_H
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#define __LINUX_USB_MUSB_H
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#ifndef __deprecated
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#define __deprecated
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#endif
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#include <linux/compat.h>
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/* The USB role is defined by the connector used on the board, so long as
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* standards are being followed. (Developer boards sometimes won't.)
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*/
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enum musb_mode {
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MUSB_UNDEFINED = 0,
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MUSB_HOST, /* A or Mini-A connector */
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MUSB_PERIPHERAL, /* B or Mini-B connector */
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MUSB_OTG /* Mini-AB connector */
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};
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struct clk;
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enum musb_fifo_style {
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FIFO_RXTX,
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FIFO_TX,
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FIFO_RX
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} __attribute__ ((packed));
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enum musb_buf_mode {
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BUF_SINGLE,
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BUF_DOUBLE
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} __attribute__ ((packed));
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struct musb_fifo_cfg {
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u8 hw_ep_num;
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enum musb_fifo_style style;
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enum musb_buf_mode mode;
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u16 maxpacket;
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};
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#define MUSB_EP_FIFO(ep, st, m, pkt) \
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{ \
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.hw_ep_num = ep, \
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.style = st, \
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.mode = m, \
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.maxpacket = pkt, \
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}
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#define MUSB_EP_FIFO_SINGLE(ep, st, pkt) \
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MUSB_EP_FIFO(ep, st, BUF_SINGLE, pkt)
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#define MUSB_EP_FIFO_DOUBLE(ep, st, pkt) \
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MUSB_EP_FIFO(ep, st, BUF_DOUBLE, pkt)
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struct musb_hdrc_eps_bits {
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const char name[16];
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u8 bits;
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};
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struct musb_hdrc_config {
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struct musb_fifo_cfg *fifo_cfg; /* board fifo configuration */
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unsigned fifo_cfg_size; /* size of the fifo configuration */
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/* MUSB configuration-specific details */
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unsigned multipoint:1; /* multipoint device */
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unsigned dyn_fifo:1 __deprecated; /* supports dynamic fifo sizing */
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unsigned soft_con:1 __deprecated; /* soft connect required */
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unsigned utm_16:1 __deprecated; /* utm data witdh is 16 bits */
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unsigned big_endian:1; /* true if CPU uses big-endian */
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unsigned mult_bulk_tx:1; /* Tx ep required for multbulk pkts */
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unsigned mult_bulk_rx:1; /* Rx ep required for multbulk pkts */
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unsigned high_iso_tx:1; /* Tx ep required for HB iso */
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unsigned high_iso_rx:1; /* Rx ep required for HD iso */
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unsigned dma:1 __deprecated; /* supports DMA */
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unsigned vendor_req:1 __deprecated; /* vendor registers required */
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u8 num_eps; /* number of endpoints _with_ ep0 */
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u8 dma_channels __deprecated; /* number of dma channels */
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u8 dyn_fifo_size; /* dynamic size in bytes */
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u8 vendor_ctrl __deprecated; /* vendor control reg width */
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u8 vendor_stat __deprecated; /* vendor status reg witdh */
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u8 dma_req_chan __deprecated; /* bitmask for required dma channels */
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u8 ram_bits; /* ram address size */
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struct musb_hdrc_eps_bits *eps_bits __deprecated;
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};
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struct musb_hdrc_platform_data {
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/* MUSB_HOST, MUSB_PERIPHERAL, or MUSB_OTG */
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u8 mode;
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/* for clk_get() */
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const char *clock;
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/* (HOST or OTG) switch VBUS on/off */
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int (*set_vbus)(struct device *dev, int is_on);
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/* (HOST or OTG) mA/2 power supplied on (default = 8mA) */
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u8 power;
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/* (PERIPHERAL) mA/2 max power consumed (default = 100mA) */
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u8 min_power;
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/* (HOST or OTG) msec/2 after VBUS on till power good */
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u8 potpgt;
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/* (HOST or OTG) program PHY for external Vbus */
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unsigned extvbus:1;
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/* Power the device on or off */
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int (*set_power)(int state);
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/* MUSB configuration-specific details */
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struct musb_hdrc_config *config;
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/* Architecture specific board data */
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void *board_data;
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/* Platform specific struct musb_ops pointer */
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const void *platform_ops;
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};
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/* TUSB 6010 support */
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#define TUSB6010_OSCCLK_60 16667 /* psec/clk @ 60.0 MHz */
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#define TUSB6010_REFCLK_24 41667 /* psec/clk @ 24.0 MHz XI */
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#define TUSB6010_REFCLK_19 52083 /* psec/clk @ 19.2 MHz CLKIN */
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#ifdef CONFIG_ARCH_OMAP2PLUS
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extern int __init tusb6010_setup_interface(
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struct musb_hdrc_platform_data *data,
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unsigned ps_refclk, unsigned waitpin,
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unsigned async_cs, unsigned sync_cs,
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unsigned irq, unsigned dmachan);
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extern int tusb6010_platform_retime(unsigned is_refclk);
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#endif /* OMAP2 */
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/*
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* U-Boot specfic stuff
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*/
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int musb_register(struct musb_hdrc_platform_data *plat, void *bdata,
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void *ctl_regs);
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#endif /* __LINUX_USB_MUSB_H */
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