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