include/linux/platform_data/atmel.h

   1 /*
   2  * atmel platform data
   3  *
   4  * GPL v2 Only
   5  */
   6
   7 #ifndef __ATMEL_H__
   8 #define __ATMEL_H__
   9
  10 #include <linux/mtd/nand.h>
  11 #include <linux/mtd/partitions.h>
  12 #include <linux/device.h>
  13 #include <linux/i2c.h>
  14 #include <linux/leds.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/usb/atmel_usba_udc.h>
  17 #include <linux/atmel-mci.h>
  18 #include <sound/atmel-ac97c.h>
  19 #include <linux/serial.h>
  20 #include <linux/platform_data/macb.h>
  21
  22 /*
  23  * at91: 6 USARTs and one DBGU port (SAM9260)
  24  * avr32: 4
  25  */
  26 #define ATMEL_MAX_UART  7
  27
  28  /* Compact Flash */
  29 struct at91_cf_data {
  30         int     irq_pin;                /* I/O IRQ */
  31         int     det_pin;                /* Card detect */
  32         int     vcc_pin;                /* power switching */
  33         int     rst_pin;                /* card reset */
  34         u8      chipselect;             /* EBI Chip Select number */
  35         u8      flags;
  36 #define AT91_CF_TRUE_IDE        0x01
  37 #define AT91_IDE_SWAP_A0_A2     0x02
  38 };
  39
  40  /* NAND / SmartMedia */
  41 struct atmel_nand_data {
  42         int             enable_pin;             /* chip enable */
  43         int             det_pin;                /* card detect */
  44         int             rdy_pin;                /* ready/busy */
  45         u8              rdy_pin_active_low;     /* rdy_pin value is inverted */
  46         u8              ale;                    /* address line number connected to ALE */
  47         u8              cle;                    /* address line number connected to CLE */
  48         u8              bus_width_16;           /* buswidth is 16 bit */
  49         u8              ecc_mode;               /* ecc mode */
  50         u8              on_flash_bbt;           /* bbt on flash */
  51         struct mtd_partition *parts;
  52         unsigned int    num_parts;
  53         bool            has_dma;                /* support dma transfer */
  54
  55         /* default is false, only for at32ap7000 chip is true */
  56         bool            need_reset_workaround;
  57 };
  58
  59  /* Serial */
  60 struct atmel_uart_data {
  61         int                     num;            /* port num */
  62         short                   use_dma_tx;     /* use transmit DMA? */
  63         short                   use_dma_rx;     /* use receive DMA? */
  64         void __iomem            *regs;          /* virt. base address, if any */
  65         struct serial_rs485     rs485;          /* rs485 settings */
  66 };
  67
  68 /* CAN */
  69 struct at91_can_data {
  70         void (*transceiver_switch)(int on);
  71 };
  72
  73 /* FIXME: this needs a better location, but gets stuff building again */
  74 extern int at91_suspend_entering_slow_clock(void);
  75
  76 #endif /* __ATMEL_H__ */