xref: /openbmc/linux/arch/mips/ath25/devices.h (revision f3539c12)
1 #ifndef __ATH25_DEVICES_H
2 #define __ATH25_DEVICES_H
3 
4 #include <linux/cpu.h>
5 
6 #define ATH25_REG_MS(_val, _field)	(((_val) & _field##_M) >> _field##_S)
7 
8 #define ATH25_IRQ_CPU_CLOCK	(MIPS_CPU_IRQ_BASE + 7)	/* C0_CAUSE: 0x8000 */
9 
10 enum ath25_soc_type {
11 	/* handled by ar5312.c */
12 	ATH25_SOC_AR2312,
13 	ATH25_SOC_AR2313,
14 	ATH25_SOC_AR5312,
15 
16 	/* handled by ar2315.c */
17 	ATH25_SOC_AR2315,
18 	ATH25_SOC_AR2316,
19 	ATH25_SOC_AR2317,
20 	ATH25_SOC_AR2318,
21 
22 	ATH25_SOC_UNKNOWN
23 };
24 
25 extern enum ath25_soc_type ath25_soc;
26 extern struct ar231x_board_config ath25_board;
27 extern void (*ath25_irq_dispatch)(void);
28 
29 int ath25_find_config(phys_addr_t offset, unsigned long size);
30 void ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk);
31 int ath25_add_wmac(int nr, u32 base, int irq);
32 
33 static inline bool is_ar2315(void)
34 {
35 	return (current_cpu_data.cputype == CPU_4KEC);
36 }
37 
38 static inline bool is_ar5312(void)
39 {
40 	return !is_ar2315();
41 }
42 
43 #endif
44