1 /* 2 * Copyright 2017 Rockchip Electronics Co., Ltd 3 * Frank Wang <frank.wang@rock-chips.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 8 #ifndef __ROCKUSB_H__ 9 #define __ROCKUSB_H__ 10 11 #include <common.h> 12 #include <part.h> 13 #include <linux/usb/composite.h> 14 15 enum rkusb_cmd { 16 RKUSB_TEST_UNIT_READY = 0x00, 17 RKUSB_READ_FLASH_ID = 0x01, 18 RKUSB_SET_DEVICE_ID = 0x02, 19 RKUSB_TEST_BAD_BLOCK = 0x03, 20 RKUSB_READ_10 = 0x04, 21 RKUSB_WRITE_10 = 0x05, 22 RKUSB_ERASE_10 = 0x06, 23 RKUSB_WRITE_SPARE = 0x07, 24 RKUSB_READ_SPARE = 0x08, 25 RKUSB_ERASE_10_FORCE = 0x0B, 26 RKUSB_GET_VERSION = 0x0C, 27 RKUSB_LBA_READ_10 = 0x14, 28 RKUSB_LBA_WRITE_10 = 0x15, 29 RKUSB_ERASE_SYS_DISK = 0x16, 30 RKUSB_SDRAM_READ_10 = 0x17, 31 RKUSB_SDRAM_WRITE_10 = 0x18, 32 RKUSB_SDRAM_EXECUTE = 0x19, 33 RKUSB_READ_FLASH_INFO = 0x1A, 34 RKUSB_GET_CHIP_VER = 0x1B, 35 RKUSB_LOW_FORMAT = 0x1C, 36 RKUSB_SET_RESET_FLAG = 0x1E, 37 RKUSB_SPI_READ_10 = 0x21, 38 RKUSB_SPI_WRITE_10 = 0x22, 39 RKUSB_LBA_ERASE = 0x25, 40 RKUSB_VS_WRITE = 0x26, 41 RKUSB_VS_READ = 0x27, 42 RKUSB_SWITCH_STORAGE = 0x2A, 43 RKUSB_GET_STORAGE_MEDIA = 0x2B, 44 RKUSB_READ_OTP_DATA = 0x2C, 45 RKUSB_READ_CAPACITY = 0xAA, 46 RKUSB_SWITCH_USB3 = 0xBB, 47 RKUSB_RESET = 0xFF, 48 }; 49 50 enum rkusb_rc { 51 RKUSB_RC_ERROR = -1, 52 RKUSB_RC_CONTINUE = 0, 53 RKUSB_RC_FINISHED = 1, 54 RKUSB_RC_UNKNOWN_CMND = 2, 55 }; 56 57 struct fsg_common; 58 59 #ifdef CONFIG_CMD_ROCKUSB 60 #define IS_RKUSB_UMS_DNL(name) (!strncmp((name), "rkusb_ums_dnl", 13)) 61 62 int rkusb_do_check_parity(struct fsg_common *common); 63 void rkusb_force_to_usb2(bool enable); 64 bool rkusb_force_usb2_enabled(void); 65 void rkusb_switch_to_usb3_enable(bool enable); 66 bool rkusb_switch_usb3_enabled(void); 67 bool rkusb_usb3_capable(void); 68 69 #else 70 #define IS_RKUSB_UMS_DNL(name) 0 71 72 struct fsg_buffhd; 73 struct fsg_dev; 74 struct fsg_common; 75 struct fsg_config; 76 77 static struct usb_descriptor_header *rkusb_fs_function[]; 78 static struct usb_descriptor_header *rkusb_hs_function[]; 79 80 static inline int rkusb_cmd_process(struct fsg_common *common, 81 struct fsg_buffhd *bh, int *reply) 82 { 83 return -EPERM; 84 } 85 86 static inline int rkusb_do_check_parity(struct fsg_common *common) 87 { 88 return -EOPNOTSUPP; 89 } 90 91 static inline void rkusb_force_to_usb2(bool enable) 92 { 93 } 94 95 static inline bool rkusb_force_usb2_enabled(void) 96 { 97 return false; 98 } 99 100 static inline void rkusb_switch_to_usb3_enable(bool enable) 101 { 102 } 103 104 static inline bool rkusb_switch_usb3_enabled(void) 105 { 106 return false; 107 } 108 109 static inline bool rkusb_usb3_capable(void) 110 { 111 return false; 112 } 113 #endif 114 115 #ifdef CONFIG_USB_DWC3_GADGET 116 bool dwc3_gadget_is_connected(void); 117 #endif 118 119 /* Wait at maximum 60 seconds for cable connection */ 120 #define RKUSB_CABLE_READY_TIMEOUT 60 121 #define SECTOR_SIZE 0x200 122 123 #define RKUSB_READ_LIMIT_ADDR (32 * 2048) /* 32MB */ 124 125 struct rockusb { 126 struct ums *ums; 127 int ums_cnt; 128 bool force_usb2; 129 bool switch_usb3; 130 }; 131 132 #endif /* __ROCKUSB_H__ */ 133