projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 26cc5129 LW |
1 | /* |
| 2 | * Copyright 2011, Marvell Semiconductor Inc. | |
| 3 | * Lei Wen <leiwen@marvell.com> | |
| 4 | * | |
| 1a459660 | 5 | * SPDX-License-Identifier: GPL-2.0+ |
| 26cc5129 LW |
6 | */ |
| 7 | ||
| 8 | ||
| 9 | #ifndef __MV_UDC_H__ | |
| 10 | #define __MV_UDC_H__ | |
| 11 | ||
| 12 | #include <asm/byteorder.h> | |
| 13 | #include <asm/errno.h> | |
| 14 | #include <linux/usb/ch9.h> | |
| 15 | #include <linux/usb/gadget.h> | |
| 16 | ||
| 17 | /* Endpoint 0 states */ | |
| 18 | #define EP0_IDLE 0 | |
| 19 | #define EP0_IN_DATA 1 | |
| 20 | #define EP0_OUT_DATA 2 | |
| 21 | #define EP0_XFER_COMPLETE 3 | |
| 22 | ||
| 23 | ||
| 24 | /* Endpoint parameters */ | |
| 25 | #define MAX_ENDPOINTS 4 | |
| 26 | #define EP_MAX_PACKET_SIZE 0x200 | |
| 27 | ||
| 28 | #define EP0_MAX_PACKET_SIZE 64 | |
| 29 | #define UDC_OUT_ENDPOINT 0x02 | |
| 30 | #define UDC_OUT_PACKET_SIZE EP_MAX_PACKET_SIZE | |
| 31 | #define UDC_IN_ENDPOINT 0x01 | |
| 32 | #define UDC_IN_PACKET_SIZE EP_MAX_PACKET_SIZE | |
| 33 | #define UDC_INT_ENDPOINT 0x05 | |
| 34 | #define UDC_INT_PACKET_SIZE EP_MAX_PACKET_SIZE | |
| 35 | #define UDC_BULK_PACKET_SIZE EP_MAX_PACKET_SIZE | |
| 36 | ||
| 37 | #define NUM_ENDPOINTS 6 | |
| 38 | #define REQ_COUNT 12 | |
| 39 | struct mv_ep { | |
| 40 | struct usb_ep ep; | |
| 41 | struct usb_request req; | |
| 42 | struct list_head queue; | |
| 43 | const struct usb_endpoint_descriptor *desc; | |
| 44 | }; | |
| 45 | ||
| 46 | struct mv_udc { | |
| 47 | u32 pad0[80]; | |
| 48 | #define MICRO_8FRAME 0x8 | |
| 49 | #define USBCMD_ITC(x) (((x > 0xff) ? 0xff : x) << 16) | |
| 50 | #define USBCMD_FS2 (1 << 15) | |
| 51 | #define USBCMD_RST (1 << 1) | |
| 52 | #define USBCMD_RUN (1) | |
| 53 | u32 usbcmd; /* 0x140 */ | |
| 54 | #define STS_SLI (1 << 8) | |
| 55 | #define STS_URI (1 << 6) | |
| 56 | #define STS_PCI (1 << 2) | |
| 57 | #define STS_UEI (1 << 1) | |
| 58 | #define STS_UI (1 << 0) | |
| 59 | u32 usbsts; /* 0x144 */ | |
| 60 | u32 pad1[3]; | |
| 61 | u32 devaddr; /* 0x154 */ | |
| 62 | u32 epinitaddr; /* 0x158 */ | |
| 63 | u32 pad2[10]; | |
| 64 | #define PTS_ENABLE 2 | |
| 65 | #define PTS(x) ((x & 0x3) << 30) | |
| 66 | #define PFSC (1 << 24) | |
| 67 | u32 portsc; /* 0x184 */ | |
| 68 | u32 pad3[8]; | |
| 69 | #define USBMODE_DEVICE 2 | |
| 70 | u32 usbmode; /* 0x1a8 */ | |
| 71 | u32 epstat; /* 0x1ac */ | |
| 72 | #define EPT_TX(x) (1 << ((x & 0xffff) + 16)) | |
| 73 | #define EPT_RX(x) (1 << (x & 0xffff)) | |
| 74 | u32 epprime; /* 0x1b0 */ | |
| 75 | u32 epflush; /* 0x1b4 */ | |
| 76 | u32 pad4; | |
| 77 | u32 epcomp; /* 0x1bc */ | |
| 78 | #define CTRL_TXE (1 << 23) | |
| 79 | #define CTRL_TXR (1 << 22) | |
| 80 | #define CTRL_RXE (1 << 7) | |
| 81 | #define CTRL_RXR (1 << 6) | |
| 82 | #define CTRL_TXT_BULK (2 << 18) | |
| 83 | #define CTRL_RXT_BULK (2 << 2) | |
| 84 | u32 epctrl[16]; /* 0x1c0 */ | |
| 85 | }; | |
| 86 | ||
| 87 | struct mv_drv { | |
| 88 | struct usb_gadget gadget; | |
| 89 | struct usb_gadget_driver *driver; | |
| 90 | struct mv_udc *udc; | |
| 91 | }; | |
| 92 | ||
| 93 | struct ept_queue_head { | |
| 94 | unsigned config; | |
| 95 | unsigned current; /* read-only */ | |
| 96 | ||
| 97 | unsigned next; | |
| 98 | unsigned info; | |
| 99 | unsigned page0; | |
| 100 | unsigned page1; | |
| 101 | unsigned page2; | |
| 102 | unsigned page3; | |
| 103 | unsigned page4; | |
| 104 | unsigned reserved_0; | |
| 105 | ||
| 106 | unsigned char setup_data[8]; | |
| 107 | ||
| 108 | unsigned reserved_1; | |
| 109 | unsigned reserved_2; | |
| 110 | unsigned reserved_3; | |
| 111 | unsigned reserved_4; | |
| 112 | }; | |
| 113 | ||
| 114 | #define CONFIG_MAX_PKT(n) ((n) << 16) | |
| 115 | #define CONFIG_ZLT (1 << 29) /* stop on zero-len xfer */ | |
| 116 | #define CONFIG_IOS (1 << 15) /* IRQ on setup */ | |
| 117 | ||
| 118 | struct ept_queue_item { | |
| 119 | unsigned next; | |
| 120 | unsigned info; | |
| 121 | unsigned page0; | |
| 122 | unsigned page1; | |
| 123 | unsigned page2; | |
| 124 | unsigned page3; | |
| 125 | unsigned page4; | |
| 126 | unsigned reserved; | |
| 127 | }; | |
| 128 | ||
| 129 | #define TERMINATE 1 | |
| 130 | #define INFO_BYTES(n) ((n) << 16) | |
| 131 | #define INFO_IOC (1 << 15) | |
| 132 | #define INFO_ACTIVE (1 << 7) | |
| 133 | #define INFO_HALTED (1 << 6) | |
| 134 | #define INFO_BUFFER_ERROR (1 << 5) | |
| 135 | #define INFO_TX_ERROR (1 << 3) | |
| 136 | ||
| c7e3b2b5 | 137 | extern int usb_lowlevel_init(int index, void **controller); |
| 26cc5129 | 138 | #endif /* __MV_UDC_H__ */ |