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/serial.h> 13 14 /* Compact Flash */ 15struct at91_cf_data { 16 int irq_pin; /* I/O IRQ */ 17 int det_pin; /* Card detect */ 18 int vcc_pin; /* power switching */ 19 int rst_pin; /* card reset */ 20 u8 chipselect; /* EBI Chip Select number */ 21 u8 flags; 22#define AT91_CF_TRUE_IDE 0x01 23#define AT91_IDE_SWAP_A0_A2 0x02 24}; 25 26 /* NAND / SmartMedia */ 27struct atmel_nand_data { 28 int enable_pin; /* chip enable */ 29 int det_pin; /* card detect */ 30 int rdy_pin; /* ready/busy */ 31 u8 rdy_pin_active_low; /* rdy_pin value is inverted */ 32 u8 ale; /* address line number connected to ALE */ 33 u8 cle; /* address line number connected to CLE */ 34 u8 bus_width_16; /* buswidth is 16 bit */ 35 u8 ecc_mode; /* ecc mode */ 36 u8 on_flash_bbt; /* bbt on flash */ 37 struct mtd_partition *parts; 38 unsigned int num_parts; 39 bool has_dma; /* support dma transfer */ 40 41 /* default is false, only for at32ap7000 chip is true */ 42 bool need_reset_workaround; 43}; 44 45 /* Serial */ 46struct atmel_uart_data { 47 int num; /* port num */ 48 short use_dma_tx; /* use transmit DMA? */ 49 short use_dma_rx; /* use receive DMA? */ 50 void __iomem *regs; /* virt. base address, if any */ 51 struct serial_rs485 rs485; /* rs485 settings */ 52}; 53 54/* FIXME: this needs a better location, but gets stuff building again */ 55extern int at91_suspend_entering_slow_clock(void); 56 57#endif /* __ATMEL_H__ */ 58