arch/mips/include/asm/sibyte/sb1250.h

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2 /*
   3  * Copyright (C) 2000, 2001, 2002, 2003 Broadcom Corporation
   4  */
   5
   6 #ifndef _ASM_SIBYTE_SB1250_H
   7 #define _ASM_SIBYTE_SB1250_H
   8
   9 /*
  10  * yymmddpp: year, month, day, patch.
  11  * should sync with Makefile EXTRAVERSION
  12  */
  13 #define SIBYTE_RELEASE 0x02111403
  14
  15 #define SB1250_NR_IRQS 64
  16
  17 #define BCM1480_NR_IRQS                 128
  18 #define BCM1480_NR_IRQS_HALF            64
  19
  20 #define SB1250_DUART_MINOR_BASE         64
  21
  22 #ifndef __ASSEMBLY__
  23
  24 #include <asm/addrspace.h>
  25
  26 /* For revision/pass information */
  27 #include <asm/sibyte/sb1250_scd.h>
  28 #include <asm/sibyte/bcm1480_scd.h>
  29 extern unsigned int sb1_pass;
  30 extern unsigned int soc_pass;
  31 extern unsigned int soc_type;
  32 extern unsigned int periph_rev;
  33 extern unsigned int zbbus_mhz;
  34
  35 extern void sb1250_time_init(void);
  36 extern void sb1250_mask_irq(int cpu, int irq);
  37 extern void sb1250_unmask_irq(int cpu, int irq);
  38
  39 extern void bcm1480_time_init(void);
  40 extern void bcm1480_mask_irq(int cpu, int irq);
  41 extern void bcm1480_unmask_irq(int cpu, int irq);
  42
  43 #define AT_spin \
  44         __asm__ __volatile__ (          \
  45                 ".set noat\n"           \
  46                 "li $at, 0\n"           \
  47                 "1: beqz $at, 1b\n"     \
  48                 ".set at\n"             \
  49                 )
  50
  51 #endif
  52
  53 #define IOADDR(a) ((void __iomem *)(IO_BASE + (a)))
  54
  55 #endif