board.h 3.7 KB

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  1. /*
  2. * Platform data definitions.
  3. */
  4. #ifndef __ASM_ARCH_BOARD_H
  5. #define __ASM_ARCH_BOARD_H
  6. #include <linux/types.h>
  7. #define GPIO_PIN_NONE (-1)
  8. /*
  9. * Clock rates for various on-board oscillators. The number of entries
  10. * in this array is chip-dependent.
  11. */
  12. extern unsigned long at32_board_osc_rates[];
  13. /*
  14. * This used to add essential system devices, but this is now done
  15. * automatically. Please don't use it in new board code.
  16. */
  17. static inline void __deprecated at32_add_system_devices(void)
  18. {
  19. }
  20. #define ATMEL_MAX_UART 4
  21. extern struct platform_device *atmel_default_console_device;
  22. /* Flags for selecting USART extra pins */
  23. #define ATMEL_USART_RTS 0x01
  24. #define ATMEL_USART_CTS 0x02
  25. #define ATMEL_USART_CLK 0x04
  26. struct atmel_uart_data {
  27. short use_dma_tx; /* use transmit DMA? */
  28. short use_dma_rx; /* use receive DMA? */
  29. void __iomem *regs; /* virtual base address, if any */
  30. };
  31. void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
  32. struct platform_device *at32_add_device_usart(unsigned int id);
  33. struct eth_platform_data {
  34. u32 phy_mask;
  35. u8 is_rmii;
  36. };
  37. struct platform_device *
  38. at32_add_device_eth(unsigned int id, struct eth_platform_data *data);
  39. struct spi_board_info;
  40. struct platform_device *
  41. at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
  42. struct atmel_lcdfb_info;
  43. struct platform_device *
  44. at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
  45. unsigned long fbmem_start, unsigned long fbmem_len,
  46. u64 pin_mask);
  47. struct usba_platform_data;
  48. struct platform_device *
  49. at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
  50. struct ide_platform_data {
  51. u8 cs;
  52. };
  53. struct platform_device *
  54. at32_add_device_ide(unsigned int id, unsigned int extint,
  55. struct ide_platform_data *data);
  56. /* mask says which PWM channels to mux */
  57. struct platform_device *at32_add_device_pwm(u32 mask);
  58. /* depending on what's hooked up, not all SSC pins will be used */
  59. #define ATMEL_SSC_TK 0x01
  60. #define ATMEL_SSC_TF 0x02
  61. #define ATMEL_SSC_TD 0x04
  62. #define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
  63. #define ATMEL_SSC_RK 0x10
  64. #define ATMEL_SSC_RF 0x20
  65. #define ATMEL_SSC_RD 0x40
  66. #define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
  67. struct platform_device *
  68. at32_add_device_ssc(unsigned int id, unsigned int flags);
  69. struct i2c_board_info;
  70. struct platform_device *at32_add_device_twi(unsigned int id,
  71. struct i2c_board_info *b,
  72. unsigned int n);
  73. struct mci_platform_data;
  74. struct platform_device *
  75. at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
  76. struct ac97c_platform_data;
  77. struct platform_device *
  78. at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
  79. unsigned int flags);
  80. struct atmel_abdac_pdata;
  81. struct platform_device *
  82. at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
  83. struct platform_device *at32_add_device_psif(unsigned int id);
  84. struct cf_platform_data {
  85. int detect_pin;
  86. int reset_pin;
  87. int vcc_pin;
  88. int ready_pin;
  89. u8 cs;
  90. };
  91. struct platform_device *
  92. at32_add_device_cf(unsigned int id, unsigned int extint,
  93. struct cf_platform_data *data);
  94. /* NAND / SmartMedia */
  95. struct atmel_nand_data {
  96. int enable_pin; /* chip enable */
  97. int det_pin; /* card detect */
  98. int rdy_pin; /* ready/busy */
  99. u8 rdy_pin_active_low; /* rdy_pin value is inverted */
  100. u8 ale; /* address line number connected to ALE */
  101. u8 cle; /* address line number connected to CLE */
  102. u8 bus_width_16; /* buswidth is 16 bit */
  103. struct mtd_partition *(*partition_info)(int size, int *num_partitions);
  104. };
  105. struct platform_device *
  106. at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
  107. #endif /* __ASM_ARCH_BOARD_H */