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 13 /* Compact Flash */ 14 struct at91_cf_data { 15 int irq_pin; /* I/O IRQ */ 16 int det_pin; /* Card detect */ 17 int vcc_pin; /* power switching */ 18 int rst_pin; /* card reset */ 19 u8 chipselect; /* EBI Chip Select number */ 20 u8 flags; 21 #define AT91_CF_TRUE_IDE 0x01 22 #define AT91_IDE_SWAP_A0_A2 0x02 23 }; 24 25 /* NAND / SmartMedia */ 26 struct atmel_nand_data { 27 int enable_pin; /* chip enable */ 28 int det_pin; /* card detect */ 29 int rdy_pin; /* ready/busy */ 30 u8 rdy_pin_active_low; /* rdy_pin value is inverted */ 31 u8 ale; /* address line number connected to ALE */ 32 u8 cle; /* address line number connected to CLE */ 33 u8 bus_width_16; /* buswidth is 16 bit */ 34 u8 ecc_mode; /* ecc mode */ 35 u8 on_flash_bbt; /* bbt on flash */ 36 struct mtd_partition *parts; 37 unsigned int num_parts; 38 bool has_dma; /* support dma transfer */ 39 40 /* default is false, only for at32ap7000 chip is true */ 41 bool need_reset_workaround; 42 }; 43 44 /* FIXME: this needs a better location, but gets stuff building again */ 45 extern int at91_suspend_entering_slow_clock(void); 46 47 #endif /* __ATMEL_H__ */ 48