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
11 #define GPIO_PIN_NONE (-1)
12
13 /*
14 * Clock rates for various on-board oscillators. The number of entries
15 * in this array is chip-dependent.
16 */
17 extern unsigned long at32_board_osc_rates[];
18
19 /*
20 * This used to add essential system devices, but this is now done
21 * automatically. Please don't use it in new board code.
22 */
at32_add_system_devices(void)23 static inline void __deprecated at32_add_system_devices(void)
24 {
25
26 }
27
28 #define ATMEL_MAX_UART 4
29 extern struct platform_device *atmel_default_console_device;
30
31 /* Flags for selecting USART extra pins */
32 #define ATMEL_USART_RTS 0x01
33 #define ATMEL_USART_CTS 0x02
34 #define ATMEL_USART_CLK 0x04
35
36 struct atmel_uart_data {
37 int num; /* port num */
38 short use_dma_tx; /* use transmit DMA? */
39 short use_dma_rx; /* use receive DMA? */
40 void __iomem *regs; /* virtual base address, if any */
41 struct serial_rs485 rs485; /* rs485 settings */
42 };
43 void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
44 struct platform_device *at32_add_device_usart(unsigned int id);
45
46 struct platform_device *
47 at32_add_device_eth(unsigned int id, struct macb_platform_data *data);
48
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);
53
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,
58 u64 pin_mask);
59
60 struct usba_platform_data;
61 struct platform_device *
62 at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
63
64 struct ide_platform_data {
65 u8 cs;
66 };
67 struct platform_device *
68 at32_add_device_ide(unsigned int id, unsigned int extint,
69 struct ide_platform_data *data);
70
71 /* mask says which PWM channels to mux */
72 struct platform_device *at32_add_device_pwm(u32 mask);
73
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)
79
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)
84
85 struct platform_device *
86 at32_add_device_ssc(unsigned int id, unsigned int flags);
87
88 struct i2c_board_info;
89 struct platform_device *at32_add_device_twi(unsigned int id,
90 struct i2c_board_info *b,
91 unsigned int n);
92
93 struct mci_platform_data;
94 struct platform_device *
95 at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
96
97 struct ac97c_platform_data;
98 struct platform_device *
99 at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
100 unsigned int flags);
101
102 struct atmel_abdac_pdata;
103 struct platform_device *
104 at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
105
106 struct platform_device *at32_add_device_psif(unsigned int id);
107
108 struct cf_platform_data {
109 int detect_pin;
110 int reset_pin;
111 int vcc_pin;
112 int ready_pin;
113 u8 cs;
114 };
115 struct platform_device *
116 at32_add_device_cf(unsigned int id, unsigned int extint,
117 struct cf_platform_data *data);
118
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 *parts;
129 unsigned int num_parts;
130 };
131 struct platform_device *
132 at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
133
134 #endif /* __ASM_ARCH_BOARD_H */
135