104 lines
3.0 KiB
C
104 lines
3.0 KiB
C
/*
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* drivers/usb/sunxi_usb/include/sunxi_hcd.h
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* (C) Copyright 2010-2015
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* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
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* javen, 2010-12-20, create this file
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*
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* usb board config.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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*/
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#ifndef __SUNXI_HCD_H__
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#define __SUNXI_HCD_H__
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/**
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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 sunxi_hcd_mode {
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SW_HCD_UNDEFINED = 0,
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SW_HCD_HOST, /* A or Mini-A connector */
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SW_HCD_PERIPHERAL, /* B or Mini-B connector */
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SW_HCD_OTG /* Mini-AB connector */
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};
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struct clk;
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typedef struct sunxi_hcd_eps_bits {
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const char name[16];
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u8 bits;
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} sunxi_hcd_eps_bits_t;
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typedef struct sunxi_hcd_config {
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/* sunxi_hcd configuration-specific details */
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unsigned multipoint:1; /* multipoint device */
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unsigned dyn_fifo:1; /* supports dynamic fifo sizing */
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unsigned soft_con:1; /* soft connect required */
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unsigned utm_16:1; /* 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; /* supports DMA */
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unsigned vendor_req:1; /* vendor registers required */
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u8 num_eps; /* number of endpoints _with_ ep0 */
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u8 dma_channels; /* number of dma channels */
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u8 dyn_fifo_size; /* dynamic size in bytes */
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u8 vendor_ctrl; /* vendor control reg width */
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u8 vendor_stat; /* vendor status reg witdh */
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u8 dma_req_chan; /* bitmask for required dma channels */
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u32 ram_size; /* ram address size */
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struct sunxi_hcd_eps_bits *eps_bits;
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struct usb_port_info *port_info;
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} sunxi_hcd_config_t;
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typedef struct sunxi_hcd_platform_data {
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u32 usbc_base;
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/* sunxi_USB_HOST, SW_USB_PERIPHERAL, or SW_USB_OTG */
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u8 mode;
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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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/* Power the device on or off */
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int (*set_power)(int state);
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/* Turn device clock on or off */
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int (*set_clock)(struct clk *clock, int is_on);
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/* sunxi_hcd configuration-specific details */
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struct sunxi_hcd_config *config;
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} sunxi_hcd_platform_data_t;
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int sunxi_usb_host0_enable(void);
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int sunxi_usb_host0_disable(void);
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int sunxi_usb_disable_hcd0(void);
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int sunxi_usb_enable_hcd0(void);
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int sunxi_usb_disable_hcd1(void);
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int sunxi_usb_enable_hcd1(void);
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int sunxi_usb_disable_hcd2(void);
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int sunxi_usb_enable_hcd2(void);
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#endif /* __SUNXI_HCD_H__ */
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