serial: fix rs485 for atmel_serial on avr32
[linux-2.6.git] / arch / avr32 / mach-at32ap / include / mach / board.h
1 /*
2  * Platform data definitions.
3  */
4 #ifndef __ASM_ARCH_BOARD_H
5 #define __ASM_ARCH_BOARD_H
6
7 #include <linux/types.h>
8 #include <linux/serial.h>
9
10 #define GPIO_PIN_NONE   (-1)
11
12 /*
13  * Clock rates for various on-board oscillators. The number of entries
14  * in this array is chip-dependent.
15  */
16 extern unsigned long at32_board_osc_rates[];
17
18 /*
19  * This used to add essential system devices, but this is now done
20  * automatically. Please don't use it in new board code.
21  */
22 static inline void __deprecated at32_add_system_devices(void)
23 {
24
25 }
26
27 #define ATMEL_MAX_UART  4
28 extern struct platform_device *atmel_default_console_device;
29
30 /* Flags for selecting USART extra pins */
31 #define ATMEL_USART_RTS         0x01
32 #define ATMEL_USART_CTS         0x02
33 #define ATMEL_USART_CLK         0x04
34
35 struct atmel_uart_data {
36         short           use_dma_tx;     /* use transmit DMA? */
37         short           use_dma_rx;     /* use receive DMA? */
38         void __iomem    *regs;          /* virtual base address, if any */
39         struct serial_rs485     rs485;          /* rs485 settings */
40 };
41 void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
42 struct platform_device *at32_add_device_usart(unsigned int id);
43
44 struct eth_platform_data {
45         u32     phy_mask;
46         u8      is_rmii;
47 };
48 struct platform_device *
49 at32_add_device_eth(unsigned int id, struct eth_platform_data *data);
50
51 struct spi_board_info;
52 struct platform_device *
53 at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
54 void at32_spi_setup_slaves(unsigned int bus_num, struct spi_board_info *b, unsigned int n);
55
56 struct atmel_lcdfb_info;
57 struct platform_device *
58 at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
59                      unsigned long fbmem_start, unsigned long fbmem_len,
60                      u64 pin_mask);
61
62 struct usba_platform_data;
63 struct platform_device *
64 at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
65
66 struct ide_platform_data {
67         u8      cs;
68 };
69 struct platform_device *
70 at32_add_device_ide(unsigned int id, unsigned int extint,
71                     struct ide_platform_data *data);
72
73 /* mask says which PWM channels to mux */
74 struct platform_device *at32_add_device_pwm(u32 mask);
75
76 /* depending on what's hooked up, not all SSC pins will be used */
77 #define ATMEL_SSC_TK            0x01
78 #define ATMEL_SSC_TF            0x02
79 #define ATMEL_SSC_TD            0x04
80 #define ATMEL_SSC_TX            (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
81
82 #define ATMEL_SSC_RK            0x10
83 #define ATMEL_SSC_RF            0x20
84 #define ATMEL_SSC_RD            0x40
85 #define ATMEL_SSC_RX            (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
86
87 struct platform_device *
88 at32_add_device_ssc(unsigned int id, unsigned int flags);
89
90 struct i2c_board_info;
91 struct platform_device *at32_add_device_twi(unsigned int id,
92                                             struct i2c_board_info *b,
93                                             unsigned int n);
94
95 struct mci_platform_data;
96 struct platform_device *
97 at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
98
99 struct ac97c_platform_data;
100 struct platform_device *
101 at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
102                       unsigned int flags);
103
104 struct atmel_abdac_pdata;
105 struct platform_device *
106 at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
107
108 struct platform_device *at32_add_device_psif(unsigned int id);
109
110 struct cf_platform_data {
111         int     detect_pin;
112         int     reset_pin;
113         int     vcc_pin;
114         int     ready_pin;
115         u8      cs;
116 };
117 struct platform_device *
118 at32_add_device_cf(unsigned int id, unsigned int extint,
119                 struct cf_platform_data *data);
120
121 /* NAND / SmartMedia */
122 struct atmel_nand_data {
123         int     enable_pin;     /* chip enable */
124         int     det_pin;        /* card detect */
125         int     rdy_pin;        /* ready/busy */
126         u8      rdy_pin_active_low;     /* rdy_pin value is inverted */
127         u8      ale;            /* address line number connected to ALE */
128         u8      cle;            /* address line number connected to CLE */
129         u8      bus_width_16;   /* buswidth is 16 bit */
130         struct mtd_partition *(*partition_info)(int size, int *num_partitions);
131 };
132 struct platform_device *
133 at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
134
135 #endif /* __ASM_ARCH_BOARD_H */