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arm
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asm
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hardware
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scoop.h

scoop.h 1.8 KB
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  1. /* SPDX-License-Identifier: GPL-2.0-only */
    2. 

  2. /*
    3. 

  3.  *  Definitions for the SCOOP interface found on various Sharp PDAs
    4. 

  4.  *
    5. 

  5.  *  Copyright (c) 2004 Richard Purdie
    6. 

  6.  */
    7. 

  7. 

  8. #define SCOOP_MCR  0x00
    9. 

  9. #define SCOOP_CDR  0x04
    10. 

  10. #define SCOOP_CSR  0x08
    11. 

  11. #define SCOOP_CPR  0x0C
    12. 

  12. #define SCOOP_CCR  0x10
    13. 

  13. #define SCOOP_IRR  0x14
    14. 

  14. #define SCOOP_IRM  0x14
    15. 

  15. #define SCOOP_IMR  0x18
    16. 

  16. #define SCOOP_ISR  0x1C
    17. 

  17. #define SCOOP_GPCR 0x20
    18. 

  18. #define SCOOP_GPWR 0x24
    19. 

  19. #define SCOOP_GPRR 0x28
    20. 

  20. 

  21. #define SCOOP_CPR_OUT	(1 << 7)
    22. 

  22. #define SCOOP_CPR_SD_3V	(1 << 2)
    23. 

  23. #define SCOOP_CPR_CF_XV	(1 << 1)
    24. 

  24. #define SCOOP_CPR_CF_3V	(1 << 0)
    25. 

  25. 

  26. #define SCOOP_GPCR_PA22	(1 << 12)
    27. 

  27. #define SCOOP_GPCR_PA21	(1 << 11)
    28. 

  28. #define SCOOP_GPCR_PA20	(1 << 10)
    29. 

  29. #define SCOOP_GPCR_PA19	(1 << 9)
    30. 

  30. #define SCOOP_GPCR_PA18	(1 << 8)
    31. 

  31. #define SCOOP_GPCR_PA17	(1 << 7)
    32. 

  32. #define SCOOP_GPCR_PA16	(1 << 6)
    33. 

  33. #define SCOOP_GPCR_PA15	(1 << 5)
    34. 

  34. #define SCOOP_GPCR_PA14	(1 << 4)
    35. 

  35. #define SCOOP_GPCR_PA13	(1 << 3)
    36. 

  36. #define SCOOP_GPCR_PA12	(1 << 2)
    37. 

  37. #define SCOOP_GPCR_PA11	(1 << 1)
    38. 

  38. 

  39. struct scoop_config {
    40. 

  40. 	unsigned short io_out;
    41. 

  41. 	unsigned short io_dir;
    42. 

  42. 	unsigned short suspend_clr;
    43. 

  43. 	unsigned short suspend_set;
    44. 

  44. 	int gpio_base;
    45. 

  45. };
    46. 

  46. 

  47. /* Structure for linking scoop devices to PCMCIA sockets */
    48. 

  48. struct scoop_pcmcia_dev {
    49. 

  49. 	struct device *dev;     /* Pointer to this socket's scoop device */
    50. 

  50. 	int	irq;                /* irq for socket */
    51. 

  51. 	int cd_irq;
    52. 

  52. 	const char *cd_irq_str;
    53. 

  53. 	unsigned char keep_vs;
    54. 

  54. 	unsigned char keep_rd;
    55. 

  55. };
    56. 

  56. 

  57. struct scoop_pcmcia_config {
    58. 

  58. 	struct scoop_pcmcia_dev *devs;
    59. 

  59. 	int num_devs;
    60. 

  60. 	void (*power_ctrl)(struct device *scoop, unsigned short cpr, int nr);
    61. 

  61. };
    62. 

  62. 

  63. extern struct scoop_pcmcia_config *platform_scoop_config;
    64. 

  64. 

  65. void reset_scoop(struct device *dev);
    66. 

  66. unsigned short read_scoop_reg(struct device *dev, unsigned short reg);
    67. 

  67. void write_scoop_reg(struct device *dev, unsigned short reg, unsigned short data);
    68.