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 /* USB Device */ 29 struct at91_udc_data { 30 int vbus_pin; /* high == host powering us */ 31 u8 vbus_active_low; /* vbus polarity */ 32 u8 vbus_polled; /* Use polling, not interrupt */ 33 int pullup_pin; /* active == D+ pulled up */ 34 u8 pullup_active_low; /* true == pullup_pin is active low */ 35 }; 36 37 /* Compact Flash */ 38 struct at91_cf_data { 39 int irq_pin; /* I/O IRQ */ 40 int det_pin; /* Card detect */ 41 int vcc_pin; /* power switching */ 42 int rst_pin; /* card reset */ 43 u8 chipselect; /* EBI Chip Select number */ 44 u8 flags; 45 #define AT91_CF_TRUE_IDE 0x01 46 #define AT91_IDE_SWAP_A0_A2 0x02 47 }; 48 49 /* USB Host */ 50 #define AT91_MAX_USBH_PORTS 3 51 struct at91_usbh_data { 52 int vbus_pin[AT91_MAX_USBH_PORTS]; /* port power-control pin */ 53 int overcurrent_pin[AT91_MAX_USBH_PORTS]; 54 u8 ports; /* number of ports on root hub */ 55 u8 overcurrent_supported; 56 u8 vbus_pin_active_low[AT91_MAX_USBH_PORTS]; 57 u8 overcurrent_status[AT91_MAX_USBH_PORTS]; 58 u8 overcurrent_changed[AT91_MAX_USBH_PORTS]; 59 }; 60 61 /* NAND / SmartMedia */ 62 struct atmel_nand_data { 63 int enable_pin; /* chip enable */ 64 int det_pin; /* card detect */ 65 int rdy_pin; /* ready/busy */ 66 u8 rdy_pin_active_low; /* rdy_pin value is inverted */ 67 u8 ale; /* address line number connected to ALE */ 68 u8 cle; /* address line number connected to CLE */ 69 u8 bus_width_16; /* buswidth is 16 bit */ 70 u8 ecc_mode; /* ecc mode */ 71 u8 on_flash_bbt; /* bbt on flash */ 72 struct mtd_partition *parts; 73 unsigned int num_parts; 74 bool has_dma; /* support dma transfer */ 75 76 /* default is false, only for at32ap7000 chip is true */ 77 bool need_reset_workaround; 78 }; 79 80 /* Serial */ 81 struct atmel_uart_data { 82 int num; /* port num */ 83 short use_dma_tx; /* use transmit DMA? */ 84 short use_dma_rx; /* use receive DMA? */ 85 void __iomem *regs; /* virt. base address, if any */ 86 struct serial_rs485 rs485; /* rs485 settings */ 87 }; 88 89 /* CAN */ 90 struct at91_can_data { 91 void (*transceiver_switch)(int on); 92 }; 93 94 /* FIXME: this needs a better location, but gets stuff building again */ 95 extern int at91_suspend_entering_slow_clock(void); 96 97 #endif /* __ATMEL_H__ */ 98