2 * Platform data definitions.
4 #ifndef __ASM_ARCH_BOARD_H
5 #define __ASM_ARCH_BOARD_H
7 #include <linux/types.h>
9 #define GPIO_PIN_NONE (-1)
12 * Clock rates for various on-board oscillators. The number of entries
13 * in this array is chip-dependent.
15 extern unsigned long at32_board_osc_rates
[];
18 * This used to add essential system devices, but this is now done
19 * automatically. Please don't use it in new board code.
21 static inline void __deprecated
at32_add_system_devices(void)
26 #define ATMEL_MAX_UART 4
27 extern struct platform_device
*atmel_default_console_device
;
29 /* Flags for selecting USART extra pins */
30 #define ATMEL_USART_RTS 0x01
31 #define ATMEL_USART_CTS 0x02
32 #define ATMEL_USART_CLK 0x04
34 struct atmel_uart_data
{
35 short use_dma_tx
; /* use transmit DMA? */
36 short use_dma_rx
; /* use receive DMA? */
37 void __iomem
*regs
; /* virtual base address, if any */
39 void at32_map_usart(unsigned int hw_id
, unsigned int line
, int flags
);
40 struct platform_device
*at32_add_device_usart(unsigned int id
);
42 struct eth_platform_data
{
46 struct platform_device
*
47 at32_add_device_eth(unsigned int id
, struct eth_platform_data
*data
);
49 struct spi_board_info
;
50 struct platform_device
*
51 at32_add_device_spi(unsigned int id
, struct spi_board_info
*b
, unsigned int n
);
52 void at32_spi_setup_slaves(unsigned int bus_num
, struct spi_board_info
*b
, unsigned int n
);
54 struct atmel_lcdfb_info
;
55 struct platform_device
*
56 at32_add_device_lcdc(unsigned int id
, struct atmel_lcdfb_info
*data
,
57 unsigned long fbmem_start
, unsigned long fbmem_len
,
60 struct usba_platform_data
;
61 struct platform_device
*
62 at32_add_device_usba(unsigned int id
, struct usba_platform_data
*data
);
64 struct ide_platform_data
{
67 struct platform_device
*
68 at32_add_device_ide(unsigned int id
, unsigned int extint
,
69 struct ide_platform_data
*data
);
71 /* mask says which PWM channels to mux */
72 struct platform_device
*at32_add_device_pwm(u32 mask
);
74 /* depending on what's hooked up, not all SSC pins will be used */
75 #define ATMEL_SSC_TK 0x01
76 #define ATMEL_SSC_TF 0x02
77 #define ATMEL_SSC_TD 0x04
78 #define ATMEL_SSC_TX (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
80 #define ATMEL_SSC_RK 0x10
81 #define ATMEL_SSC_RF 0x20
82 #define ATMEL_SSC_RD 0x40
83 #define ATMEL_SSC_RX (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
85 struct platform_device
*
86 at32_add_device_ssc(unsigned int id
, unsigned int flags
);
88 struct i2c_board_info
;
89 struct platform_device
*at32_add_device_twi(unsigned int id
,
90 struct i2c_board_info
*b
,
93 struct mci_platform_data
;
94 struct platform_device
*
95 at32_add_device_mci(unsigned int id
, struct mci_platform_data
*data
);
97 struct ac97c_platform_data
;
98 struct platform_device
*
99 at32_add_device_ac97c(unsigned int id
, struct ac97c_platform_data
*data
,
102 struct atmel_abdac_pdata
;
103 struct platform_device
*
104 at32_add_device_abdac(unsigned int id
, struct atmel_abdac_pdata
*data
);
106 struct platform_device
*at32_add_device_psif(unsigned int id
);
108 struct cf_platform_data
{
115 struct platform_device
*
116 at32_add_device_cf(unsigned int id
, unsigned int extint
,
117 struct cf_platform_data
*data
);
119 /* NAND / SmartMedia */
120 struct atmel_nand_data
{
121 int enable_pin
; /* chip enable */
122 int det_pin
; /* card detect */
123 int rdy_pin
; /* ready/busy */
124 u8 rdy_pin_active_low
; /* rdy_pin value is inverted */
125 u8 ale
; /* address line number connected to ALE */
126 u8 cle
; /* address line number connected to CLE */
127 u8 bus_width_16
; /* buswidth is 16 bit */
128 struct mtd_partition
*(*partition_info
)(int size
, int *num_partitions
);
130 struct platform_device
*
131 at32_add_device_nand(unsigned int id
, struct atmel_nand_data
*data
);
133 #endif /* __ASM_ARCH_BOARD_H */