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. short use_dma_tx; /* use transmit DMA? */
  29. short use_dma_rx; /* use receive DMA? */
  30. void __iomem *regs; /* virtual base address, if any */
  31. struct serial_rs485 rs485; /* rs485 settings */
  32. };
  33. void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
  34. struct platform_device *at32_add_device_usart(unsigned int id);
  35. struct eth_platform_data {
  36. u32 phy_mask;
  37. u8 is_rmii;
  38. };
  39. struct platform_device *
  40. at32_add_device_eth(unsigned int id, struct eth_platform_data *data);
  41. struct spi_board_info;
  42. struct platform_device *
  43. at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
  44. void at32_spi_setup_slaves(unsigned int bus_num, struct spi_board_info *b, unsigned int n);
  45. struct atmel_lcdfb_info;
  46. struct platform_device *
  47. at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
  48. unsigned long fbmem_start, unsigned long fbmem_len,
  49. u64 pin_mask);
  50. struct usba_platform_data;
  51. struct platform_device *
  52. at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
  53. struct ide_platform_data {
  54. u8 cs;
  55. };
  56. struct platform_device *
  57. at32_add_device_ide(unsigned int id, unsigned int extint,
  58. struct ide_platform_data *data);
  59. /* mask says which PWM channels to mux */
  60. struct platform_device *at32_add_device_pwm(u32 mask);
  61. /* depending on what's hooked up, not all SSC pins will be used */
  62. #define ATMEL_SSC_TK 0x01
  63. #define ATMEL_SSC_TF 0x02
  64. #define ATMEL_SSC_TD 0x04
  65. #define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
  66. #define ATMEL_SSC_RK 0x10
  67. #define ATMEL_SSC_RF 0x20
  68. #define ATMEL_SSC_RD 0x40
  69. #define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
  70. struct platform_device *
  71. at32_add_device_ssc(unsigned int id, unsigned int flags);
  72. struct i2c_board_info;
  73. struct platform_device *at32_add_device_twi(unsigned int id,
  74. struct i2c_board_info *b,
  75. unsigned int n);
  76. struct mci_platform_data;
  77. struct platform_device *
  78. at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
  79. struct ac97c_platform_data;
  80. struct platform_device *
  81. at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
  82. unsigned int flags);
  83. struct atmel_abdac_pdata;
  84. struct platform_device *
  85. at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
  86. struct platform_device *at32_add_device_psif(unsigned int id);
  87. struct cf_platform_data {
  88. int detect_pin;
  89. int reset_pin;
  90. int vcc_pin;
  91. int ready_pin;
  92. u8 cs;
  93. };
  94. struct platform_device *
  95. at32_add_device_cf(unsigned int id, unsigned int extint,
  96. struct cf_platform_data *data);
  97. /* NAND / SmartMedia */
  98. struct atmel_nand_data {
  99. int enable_pin; /* chip enable */
  100. int det_pin; /* card detect */
  101. int rdy_pin; /* ready/busy */
  102. u8 rdy_pin_active_low; /* rdy_pin value is inverted */
  103. u8 ale; /* address line number connected to ALE */
  104. u8 cle; /* address line number connected to CLE */
  105. u8 bus_width_16; /* buswidth is 16 bit */
  106. struct mtd_partition *(*partition_info)(int size, int *num_partitions);
  107. };
  108. struct platform_device *
  109. at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
  110. #endif /* __ASM_ARCH_BOARD_H */