xref: /openbmc/linux/arch/mips/ath25/devices.h (revision 842ed298)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ATH25_DEVICES_H
3 #define __ATH25_DEVICES_H
4 
5 #include <linux/cpu.h>
6 
7 #define ATH25_REG_MS(_val, _field)	(((_val) & _field##_M) >> _field##_S)
8 
9 #define ATH25_IRQ_CPU_CLOCK	(MIPS_CPU_IRQ_BASE + 7)	/* C0_CAUSE: 0x8000 */
10 
11 enum ath25_soc_type {
12 	/* handled by ar5312.c */
13 	ATH25_SOC_AR2312,
14 	ATH25_SOC_AR2313,
15 	ATH25_SOC_AR5312,
16 
17 	/* handled by ar2315.c */
18 	ATH25_SOC_AR2315,
19 	ATH25_SOC_AR2316,
20 	ATH25_SOC_AR2317,
21 	ATH25_SOC_AR2318,
22 
23 	ATH25_SOC_UNKNOWN
24 };
25 
26 extern enum ath25_soc_type ath25_soc;
27 extern struct ar231x_board_config ath25_board;
28 extern void (*ath25_irq_dispatch)(void);
29 
30 int ath25_find_config(phys_addr_t offset, unsigned long size);
31 void ath25_serial_setup(u32 mapbase, int irq, unsigned int uartclk);
32 int ath25_add_wmac(int nr, u32 base, int irq);
33 
34 static inline bool is_ar2315(void)
35 {
36 	return (current_cpu_data.cputype == CPU_4KEC);
37 }
38 
39 static inline bool is_ar5312(void)
40 {
41 	return !is_ar2315();
42 }
43 
44 #endif
45