/drivers/net/wireless/bcmdhd/include/proto/sdspi.h

https://bitbucket.org/cyanogenmod/android_kernel_asus_tf300t · C Header · 76 lines · 45 code · 5 blank · 26 comment · 0 complexity · 29bd29d68649b40fd2a82930e80c484f MD5 · raw file

  1. /*
  2. * SD-SPI Protocol Standard
  3. *
  4. * Copyright (C) 1999-2011, Broadcom Corporation
  5. *
  6. * Unless you and Broadcom execute a separate written software license
  7. * agreement governing use of this software, this software is licensed to you
  8. * under the terms of the GNU General Public License version 2 (the "GPL"),
  9. * available at http://www.broadcom.com/licenses/GPLv2.php, with the
  10. * following added to such license:
  11. *
  12. * As a special exception, the copyright holders of this software give you
  13. * permission to link this software with independent modules, and to copy and
  14. * distribute the resulting executable under terms of your choice, provided that
  15. * you also meet, for each linked independent module, the terms and conditions of
  16. * the license of that module. An independent module is a module which is not
  17. * derived from this software. The special exception does not apply to any
  18. * modifications of the software.
  19. *
  20. * Notwithstanding the above, under no circumstances may you combine this
  21. * software in any way with any other Broadcom software provided under a license
  22. * other than the GPL, without Broadcom's express prior written consent.
  23. *
  24. * $Id: sdspi.h 277737 2011-08-16 17:54:59Z $
  25. */
  26. #ifndef _SD_SPI_H
  27. #define _SD_SPI_H
  28. #define SPI_START_M BITFIELD_MASK(1) /* Bit [31] - Start Bit */
  29. #define SPI_START_S 31
  30. #define SPI_DIR_M BITFIELD_MASK(1) /* Bit [30] - Direction */
  31. #define SPI_DIR_S 30
  32. #define SPI_CMD_INDEX_M BITFIELD_MASK(6) /* Bits [29:24] - Command number */
  33. #define SPI_CMD_INDEX_S 24
  34. #define SPI_RW_M BITFIELD_MASK(1) /* Bit [23] - Read=0, Write=1 */
  35. #define SPI_RW_S 23
  36. #define SPI_FUNC_M BITFIELD_MASK(3) /* Bits [22:20] - Function Number */
  37. #define SPI_FUNC_S 20
  38. #define SPI_RAW_M BITFIELD_MASK(1) /* Bit [19] - Read After Wr */
  39. #define SPI_RAW_S 19
  40. #define SPI_STUFF_M BITFIELD_MASK(1) /* Bit [18] - Stuff bit */
  41. #define SPI_STUFF_S 18
  42. #define SPI_BLKMODE_M BITFIELD_MASK(1) /* Bit [19] - Blockmode 1=blk */
  43. #define SPI_BLKMODE_S 19
  44. #define SPI_OPCODE_M BITFIELD_MASK(1) /* Bit [18] - OP Code */
  45. #define SPI_OPCODE_S 18
  46. #define SPI_ADDR_M BITFIELD_MASK(17) /* Bits [17:1] - Address */
  47. #define SPI_ADDR_S 1
  48. #define SPI_STUFF0_M BITFIELD_MASK(1) /* Bit [0] - Stuff bit */
  49. #define SPI_STUFF0_S 0
  50. #define SPI_RSP_START_M BITFIELD_MASK(1) /* Bit [7] - Start Bit (always 0) */
  51. #define SPI_RSP_START_S 7
  52. #define SPI_RSP_PARAM_ERR_M BITFIELD_MASK(1) /* Bit [6] - Parameter Error */
  53. #define SPI_RSP_PARAM_ERR_S 6
  54. #define SPI_RSP_RFU5_M BITFIELD_MASK(1) /* Bit [5] - RFU (Always 0) */
  55. #define SPI_RSP_RFU5_S 5
  56. #define SPI_RSP_FUNC_ERR_M BITFIELD_MASK(1) /* Bit [4] - Function number error */
  57. #define SPI_RSP_FUNC_ERR_S 4
  58. #define SPI_RSP_CRC_ERR_M BITFIELD_MASK(1) /* Bit [3] - COM CRC Error */
  59. #define SPI_RSP_CRC_ERR_S 3
  60. #define SPI_RSP_ILL_CMD_M BITFIELD_MASK(1) /* Bit [2] - Illegal Command error */
  61. #define SPI_RSP_ILL_CMD_S 2
  62. #define SPI_RSP_RFU1_M BITFIELD_MASK(1) /* Bit [1] - RFU (Always 0) */
  63. #define SPI_RSP_RFU1_S 1
  64. #define SPI_RSP_IDLE_M BITFIELD_MASK(1) /* Bit [0] - In idle state */
  65. #define SPI_RSP_IDLE_S 0
  66. /* SD-SPI Protocol Definitions */
  67. #define SDSPI_COMMAND_LEN 6 /* Number of bytes in an SD command */
  68. #define SDSPI_START_BLOCK 0xFE /* SD Start Block Token */
  69. #define SDSPI_IDLE_PAD 0xFF /* SD-SPI idle value for MOSI */
  70. #define SDSPI_START_BIT_MASK 0x80
  71. #endif /* _SD_SPI_H */