avr32: at32ap700x: setup DMA for AC97C in the machine code
[firefly-linux-kernel-4.4.55.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
9 #define GPIO_PIN_NONE   (-1)
10
11 /*
12  * Clock rates for various on-board oscillators. The number of entries
13  * in this array is chip-dependent.
14  */
15 extern unsigned long at32_board_osc_rates[];
16
17 /*
18  * This used to add essential system devices, but this is now done
19  * automatically. Please don't use it in new board code.
20  */
21 static inline void __deprecated at32_add_system_devices(void)
22 {
23
24 }
25
26 #define ATMEL_MAX_UART  4
27 extern struct platform_device *atmel_default_console_device;
28
29 struct atmel_uart_data {
30         short           use_dma_tx;     /* use transmit DMA? */
31         short           use_dma_rx;     /* use receive DMA? */
32         void __iomem    *regs;          /* virtual base address, if any */
33 };
34 void at32_map_usart(unsigned int hw_id, unsigned int line);
35 struct platform_device *at32_add_device_usart(unsigned int id);
36
37 struct eth_platform_data {
38         u32     phy_mask;
39         u8      is_rmii;
40 };
41 struct platform_device *
42 at32_add_device_eth(unsigned int id, struct eth_platform_data *data);
43
44 struct spi_board_info;
45 struct platform_device *
46 at32_add_device_spi(unsigned int id, struct spi_board_info *b, unsigned int n);
47
48 struct atmel_lcdfb_info;
49 struct platform_device *
50 at32_add_device_lcdc(unsigned int id, struct atmel_lcdfb_info *data,
51                      unsigned long fbmem_start, unsigned long fbmem_len,
52                      u64 pin_mask);
53
54 struct usba_platform_data;
55 struct platform_device *
56 at32_add_device_usba(unsigned int id, struct usba_platform_data *data);
57
58 struct ide_platform_data {
59         u8      cs;
60 };
61 struct platform_device *
62 at32_add_device_ide(unsigned int id, unsigned int extint,
63                     struct ide_platform_data *data);
64
65 /* mask says which PWM channels to mux */
66 struct platform_device *at32_add_device_pwm(u32 mask);
67
68 /* depending on what's hooked up, not all SSC pins will be used */
69 #define ATMEL_SSC_TK            0x01
70 #define ATMEL_SSC_TF            0x02
71 #define ATMEL_SSC_TD            0x04
72 #define ATMEL_SSC_TX            (ATMEL_SSC_TK | ATMEL_SSC_TF | ATMEL_SSC_TD)
73
74 #define ATMEL_SSC_RK            0x10
75 #define ATMEL_SSC_RF            0x20
76 #define ATMEL_SSC_RD            0x40
77 #define ATMEL_SSC_RX            (ATMEL_SSC_RK | ATMEL_SSC_RF | ATMEL_SSC_RD)
78
79 struct platform_device *
80 at32_add_device_ssc(unsigned int id, unsigned int flags);
81
82 struct i2c_board_info;
83 struct platform_device *at32_add_device_twi(unsigned int id,
84                                             struct i2c_board_info *b,
85                                             unsigned int n);
86
87 struct mci_platform_data;
88 struct platform_device *
89 at32_add_device_mci(unsigned int id, struct mci_platform_data *data);
90
91 struct ac97c_platform_data;
92 struct platform_device *
93 at32_add_device_ac97c(unsigned int id, struct ac97c_platform_data *data,
94                       unsigned int flags);
95
96 struct atmel_abdac_pdata;
97 struct platform_device *
98 at32_add_device_abdac(unsigned int id, struct atmel_abdac_pdata *data);
99
100 struct platform_device *at32_add_device_psif(unsigned int id);
101
102 struct cf_platform_data {
103         int     detect_pin;
104         int     reset_pin;
105         int     vcc_pin;
106         int     ready_pin;
107         u8      cs;
108 };
109 struct platform_device *
110 at32_add_device_cf(unsigned int id, unsigned int extint,
111                 struct cf_platform_data *data);
112
113 /* NAND / SmartMedia */
114 struct atmel_nand_data {
115         int     enable_pin;     /* chip enable */
116         int     det_pin;        /* card detect */
117         int     rdy_pin;        /* ready/busy */
118         u8      rdy_pin_active_low;     /* rdy_pin value is inverted */
119         u8      ale;            /* address line number connected to ALE */
120         u8      cle;            /* address line number connected to CLE */
121         u8      bus_width_16;   /* buswidth is 16 bit */
122         struct mtd_partition *(*partition_info)(int size, int *num_partitions);
123 };
124 struct platform_device *
125 at32_add_device_nand(unsigned int id, struct atmel_nand_data *data);
126
127 #endif /* __ASM_ARCH_BOARD_H */