board.h 3.8 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. #include <linux/serial.h>
  8. #define GPIO_PIN_NONE (-1)
  9. /*
  10. * Clock rates for various on-board oscillators. The number of entries
  11. * in this array is chip-dependent.
  12. */
  13. extern unsigned long at32_board_osc_rates[];
  14. /*
  15. * This used to add essential system devices, but this is now done
  16. * automatically. Please don't use it in new board code.
  17. */
  18. static inline void __deprecated at32_add_system_devices(void)
  19. {
  20. }
  21. #define ATMEL_MAX_UART 4
  22. extern struct platform_device *atmel_default_console_device;
  23. /* Flags for selecting USART extra pins */
  24. #define ATMEL_USART_RTS 0x01
  25. #define ATMEL_USART_CTS 0x02
  26. #define ATMEL_USART_CLK 0x04
  27. struct atmel_uart_data {
  28. int num; /* port num */
  29. short use_dma_tx; /* use transmit DMA? */
  30. short use_dma_rx; /* use receive DMA? */
  31. void __iomem *regs; /* virtual base address, if any */
  32. struct serial_rs485 rs485; /* rs485 settings */
  33. };
  34. void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
  35. struct platform_device *at32_add_device_usart(unsigned int id);
  36. struct eth_platform_data {
  37. u32 phy_mask;
  38. u8 is_rmii;
  39. };
  40. struct platform_device *
  41. at32_add_device_eth(unsigned int id, struct eth_platform_data *data);
  42. struct spi_board_info;
  43. struct platform_device *
  44. at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
  45. void at32_spi_setup_slaves(unsigned int bus_num, struct spi_board_info *b, unsigned int n);
  46. struct atmel_lcdfb_info;
  47. struct platform_device *
  48. at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
  49. unsigned long fbmem_start, unsigned long fbmem_len,
  50. u64 pin_mask);
  51. struct usba_platform_data;
  52. struct platform_device *
  53. at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
  54. struct ide_platform_data {
  55. u8 cs;
  56. };
  57. struct platform_device *
  58. at32_add_device_ide(unsigned int id, unsigned int extint,
  59. struct ide_platform_data *data);
  60. /* mask says which PWM channels to mux */
  61. struct platform_device *at32_add_device_pwm(u32 mask);
  62. /* depending on what's hooked up, not all SSC pins will be used */
  63. #define ATMEL_SSC_TK 0x01
  64. #define ATMEL_SSC_TF 0x02
  65. #define ATMEL_SSC_TD 0x04
  66. #define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
  67. #define ATMEL_SSC_RK 0x10
  68. #define ATMEL_SSC_RF 0x20
  69. #define ATMEL_SSC_RD 0x40
  70. #define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
  71. struct platform_device *
  72. at32_add_device_ssc(unsigned int id, unsigned int flags);
  73. struct i2c_board_info;
  74. struct platform_device *at32_add_device_twi(unsigned int id,
  75. struct i2c_board_info *b,
  76. unsigned int n);
  77. struct mci_platform_data;
  78. struct platform_device *
  79. at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
  80. struct ac97c_platform_data;
  81. struct platform_device *
  82. at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
  83. unsigned int flags);
  84. struct atmel_abdac_pdata;
  85. struct platform_device *
  86. at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
  87. struct platform_device *at32_add_device_psif(unsigned int id);
  88. struct cf_platform_data {
  89. int detect_pin;
  90. int reset_pin;
  91. int vcc_pin;
  92. int ready_pin;
  93. u8 cs;
  94. };
  95. struct platform_device *
  96. at32_add_device_cf(unsigned int id, unsigned int extint,
  97. struct cf_platform_data *data);
  98. /* NAND / SmartMedia */
  99. struct atmel_nand_data {
  100. int enable_pin; /* chip enable */
  101. int det_pin; /* card detect */
  102. int rdy_pin; /* ready/busy */
  103. u8 rdy_pin_active_low; /* rdy_pin value is inverted */
  104. u8 ale; /* address line number connected to ALE */
  105. u8 cle; /* address line number connected to CLE */
  106. u8 bus_width_16; /* buswidth is 16 bit */
  107. struct mtd_partition *parts;
  108. unsigned int num_parts;
  109. };
  110. struct platform_device *
  111. at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
  112. #endif /* __ASM_ARCH_BOARD_H */