arch/mips/ath25/devices.h

   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